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PRELIMINARY

PowerCommand® Control2100 Series

Operator’s andService Manual

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Table of Contents

SECTION TITLE PAGE

FOREWORD iii. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

WARRANTY iii. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

IMPORTANT SAFETY INSTRUCTIONS v. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

1 INTRODUCTION 1-1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

About This Manual 1-1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .System Overview 1-1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Test Equipment 1-1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

How to Obtain Service 1-1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

2 CONTROL INSTALLATION AND CONNECTIONS 2-1. . . . . . . . . . . . . . . . . . .

Control Wiring 2-1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

TB1 Remote Monitor/Control Connections 2-2. . . . . . . . . . . . . . . . . . . . . . . . .

TB1 Wiring 2-2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

TB1 Customer Inputs 2-2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .TB1 Customer Outputs 2-4. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

TB2 Power Transfer Control (PTC) Connections (Optional) 2-4. . . . . . . . . . .Control Relays (K11, K12, K13) 2-5. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

3 CONTROL OPERATION 3-1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

General 3-1

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Table of Contents (Continued)

SECTION TITLE PAGE

5 TROUBLESHOOTING 5-1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

General 5-1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

InPower Service Tool 5-1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Network Applications and Customer Inputs 5-1. . . . . . . . . . . . . . . . . . . . . . . .

Safety Considerations 5-2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Troubleshooting Procedure 5-3. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6 PTC TROUBLESHOOTING 6-1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

General 6-1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

PTC Module 6-1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Sequence of Events 6-1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Transfer from Source 1 (Utility) to Source 2 (Genset) 6-1. . . . . . . . . . . . . .

Transfer from Source 2 to Source 1 6-2. . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Troubleshooting Using Fault Codes 6-3. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Fault Events 6-3. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Troubleshooting With Symptoms 6-7. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Test Settings 6-7. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Circuit Breaker Applications 6-7. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Troubleshooting Warnings 6-7. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

7 CONTROL ADJUSTMENT AND SERVICE 7 1

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ForewordThe purpose of this manual is to provide the users with general control operation and fault code information

Refer to the equipment manufacturer’s product support manuals for important safety precautions.

Manufacturers applying this control are respectfully advised that it is their responsibility to employ competenpersons to carry out any installation work in the interests of good practice and safety. It is essential that theutmost care is taken with the application of this control device.

WarrantyWarranty: This manual is published solely for information purposes and should not be considered all inclusive. Sale of product shown or described in this literature is subject to terms and conditions outlined in ap-propriate Cummins Power Generation selling policies or other contractual agreement between the partiesThis literature is not intended to and does not enlarge or add to any such contract. The sole source governingthe rights and remedies of any purchaser of this equipment is the contract between the purchaser and Cum-mins Power Generation.

NO WARRANTIES, EXPRESSED OR IMPLIED, INCLUDING WARRANTIES OF FITNESS FOR A PARTICULAR PURPOSE OR MERCHANTABILITY, OR WARRANTIES ARISING FROM COURSE OF DEALING ORUSAGE OF TRADE, ARE MADE REGARDING THE INFORMATION, RECOMMENDATIONS, AND DESCRIPTIONS CONTAINED HEREIN.

In no event will Cummins Power Generation be responsible to the purchaser or user in contract, in tort (including negligence) strict liability or otherwise for any special indirect incidental or consequential damage or loss

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IMPORTANT SAFETY INSTRUCTIONS

SAVE THESE INSTRUCTIONS − This manual containsimportant instructions that should be followed duringinstallation and maintenance of the generator and batter-ies.

Before operating the generator set (genset), read theOperator’s Manual and become familiar with it and theequipment. Safe and efficient operation can beachieved only if the equipment is properly operated

and maintained.  Many accidents are caused by failureto follow fundamental rules and precautions.

The following symbols, found throughout this manual,alert you to potentially dangerous conditions to the oper-ator, service personnel, or the equipment.

DANGER This symbol warns of immediate hazards which will result in severe personal in- 

 jury or death.

WARNING This symbol refers to a hazard or unsafe practice which can result in severe per- sonal injury or death.

CAUTION This symbol refers to a hazard or unsafe practice which can result in personal in

EXHAUST GASES ARE DEADLY

• Provide an adequate exhaust system to properlyexpel discharged gases away from enclosed osheltered areas and areas where individuals arelikely to congregate. Visually and audibly inspecthe exhaust daily for leaks per the maintenanceschedule. Make sure that exhaust manifolds are secured and not warped. Do not use exhaust gases toheat a compartment.

• Be sure the unit is well ventilated.

• Engine exhaust and some of its constituents areknown to the state of California to cause cancerbirth defects, and other reproductive harm.

MOVING PARTS CAN CAUSE SEVEREPERSONAL INJURY OR DEATH

• Keep your hands, clothing, and jewelry away frommoving parts.

• Before starting work on the generator set, disconnect battery charger from its AC source, then disconnect starting batteries, negative (−) cable firstThis will prevent accidental starting

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ELECTRICAL SHOCK CAN CAUSESEVERE PERSONAL INJURY OR DEATH

• Remove electric power before removing protective

shields or touching electrical equipment. Use rub-ber insulative mats placed on dry wood platformsover floors that are metal or concrete when aroundelectrical equipment. Do not wear damp clothing(particularly wet shoes) or allow skin surface to bedamp when handling electrical equipment. Do notwear jewelry. Jewelry can short out electrical con-tacts and cause shock or burning.

• Use extreme caution when working on electrical

components. High voltages can cause injury ordeath. DO NOT tamper with interlocks.

• Follow all applicable state and local electricalcodes. Have all electrical installations performed bya qualified licensed electrician. Tag and lock openswitches to avoid accidental closure.

• DO NOT CONNECT GENERATOR SET DIRECT-LY TO ANY BUILDING ELECTRICAL SYSTEM.Hazardous voltages can flow from the generator set

into the utility line. This creates a potential for elec-trocution or property damage. Connect onlythrough an approved isolation switch or an ap-proved paralleling device.

GENERAL SAFETY PRECAUTIONS

• C l t d h hi h b ili i t

• Keep multi-class ABC fire extinguishers handyClass A fires involve ordinary combustible materialssuch as wood and cloth; Class B fires, combustibleand flammable liquid fuels and gaseous fuels; Class

C fires, live electrical equipment. (ref. NFPA No. 10)

• Make sure that rags are not left on or near the engine.

• Make sure generator set is mounted in a manner toprevent combustible materials from accumulatingunder the unit.

• Remove all unnecessary grease and oil from the

unit. Accumulated grease and oil can cause overheating and engine damage which present a potential fire hazard.

• Keep the generator set and the surrounding areaclean and free from obstructions. Remove any debris from the set and keep the floor clean and dry.

• Do not work on this equipment when mentally ophysically fatigued, or after consuming any alcoho

or drug that makes the operation of equipment unsafe.

• Substances in exhaust gases have been identifiedby some state or federal agencies as causing cancer or reproductive toxicity. Take care not to breathor ingest or come into contact with exhaust gases

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1. Introduction

ABOUT THIS MANUAL

This manual provides operating, troubleshooting,and repair information regarding the PowerCom-mand® 2100 Control (PCC). Engine service instruc-tions are in the applicable engine service manual.

This manual does not have instructions forservicing printed circuit board assemblies. After

determining that a printed circuit board assembly isfaulty, replace it. Do not repair it. Attempts to repair aprinted circuit board can lead to costly damage tothe equipment.

This manual contains basic (generic) wiringdiagrams and schematics that are included to helpin troubleshooting. Service personnel must use theactual wiring diagram and schematic shipped with

each unit. The wiring diagrams and schematics thatare maintained with the unit should be updatedwhen modifications are made to the unit.

Read Safety Precautions  and carefully observe allinstructions and precautions in this manual.

SYSTEM OVERVIEW

TEST EQUIPMENT

To perform the test procedures in this manual, thefollowing test equipment must be available

• True RMS meter for accurate measurement osmall AC and DC voltages. Fluke models 87 o8060A are good choices.

• Grounding wrist strap to prevent circuit boarddamage due to electrostatic discharge (ESD)

• Jumper Leads

• Tachometer or Frequency Meter

• Wheatstone Bridge or Digital Ohmmeter

• Variac

• Load Test Panel

• InPower Service Tool (PC based genset service tool)

HOW TO OBTAIN SERVICE

PRELIMINARY

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2. Control Installation and Connections

CONTROL WIRING

The generator set control panel box contains con-nection points for remote control and monitor op-tions.

CAUTION Stranded copper wire must be used for all customer connections to the control pan- 

el. Solid copper wire may break due to genset vibration.

Use flexible conduit for all wiring connections to thegenerator set. All conduit used for control wiring isattached to the control housing.

Route the control wiring through the control housingand into the access holes on the bottom of the con-trol panel box. Figure 2-1 also shows the accessholes that should be used according to where thewires are terminated inside the control box.

A compression type strain-relief connector shouldbe used to prevent dust, insects, etc. from entering

control box.

Use cable ties to keep control wiring away fromsharp edges and AC power cables within the controhousing.

NETWORK COMMUNICATIONMODULE

PRELIMINARY

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TB1 REMOTE MONITOR/CONTROLCONNECTIONS

Customer monitor/control connections are at-

tached to terminal block TB1 (Figure 2-2). Optionalequipment such as a remote annunciator panel,sensing devices used to monitor genset operation,remote start/stop switches, battery charger, etc. areattached to TB1. Refer to Customer Connectionsdiagram in Section 8.

TB1 Wiring

CAUTION Always run control circuit wiring in a separate metal conduit from AC power cables to avoid inducing currents that could cause problems within the control.

Digital Connections:  Connection points, otherthan relayed outputs, network, switched B+ and B+are considered digital connections to terminal strip

TB1. The type/gauge wire to use for these connec-tions are:

• Less than 1000 feet (305m), use 20 gaugestranded copper wire.

• 1000 to 2000 feet (305 to 610m), use 18 gaugestranded copper wire

TB1 Customer Inputs

Refer to Page 9-2 for typical connections to TB1.

Remote Start:  When the O/Manual/ Auto switch is

in the Auto position, grounding this input initiatesthe engine cranking and start sequence. This circuimust be opened to permit resetting a shutdown condition with the Reset input.

Remote Emergency Stop:   Grounding this inpucauses an immediate shutdown. Emergency stopmust be reset at the front panel.

Remote Reset:  When the O/Manual/ Auto switch isin the Auto position and the remote start switch isopen, grounding this input resets any warning andshutdown fault (except Emergency Stop, whichmust be reset at the genset front panel.)

Customer Fault Inputs 1 through 4:  Groundingany one of these inputs activates the correspondingwarning or shutdown sequence.

External sensing equipment must be connected tothe designated digital input.

The nature of the fault is an optional customeselection. Example inputs: Low Fuel Day Tank, Water In Fuel, Ground Fault, Low Starting Hydraulic

PRELIMINARY

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TB2

TERMINALDIN RAIL

TERMINALEND BRACKET

CONTROLRELAYS

(OPTIONAL)

MACHINESCREW

TB1

VOLTAGESUPPRESSOR

BASEBOARD

PRELIMINARY

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TB1 Customer Outputs

Refer to Page 9-2 for typical connections to TB1.

Customer Outputs 1 through 4:  One set of nor-

mally open (NO) contacts, rated for 2 amps at 30VDC for each of the four output signals. The relayscan be used to control small devices and indicatorlamps.

The nature of the customer output signal (contactsclosed) is an optional customer selection. Exampleoutputs: Genset running, common warning, com-mon fault, load shed, ready to load, etc.

Each relay can be independently programmed (us-ing InPower) to energize as follows.

 • Enable/disable output. Default setting:

Enable 1 through 4

• Status, Warning or Shutdown. Default setting:

1 − Common warning2 − Common shutdown

3 − Not in Auto4 − Ready to Load

The customer outputs can also be connected tothree control relays (optional) to operate larger

equipment, such as, fans, pumps and motorized aidampers. Refer to Control Relays  in this section foadditional information.

B+:  This is a fused 10 amp, 12/24 volt output. (FuseF1 is located on Base board.) Two terminals(TB1-17 and -18) are connected to this 10 amp circuit.

Switched B+:  This is a fused 5 amp, 12/24 volswitched output. This output is activated when thecontrol receives a run command. (Fuse F2 is located on Base board.)

TB2 POWER TRANSFER CONTROL (PTC)CONNECTIONS (OPTIONAL)

TB2 is used to connect the optional PTC module tothe control. With this option installed, the control wilmonitor the utility voltage (mains) and frequency fo

failure. If power fails, the PTC control will start thegenerator, open the mains circuit breakers andclose the generator circuit breakers. Refer to Customer Connections diagram in Section 8 and installation instructions sent with the PTC Module Kit.

PRELIMINARY

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CONTROL RELAYS (K11, K12, K13)

CAUTION Damage to the Base board can oc- cur if the voltage suppressors (Figures 5-2 and 

5-3) are not installed accross relay coils (A1/A2) of control relays K11, K12 and K13 before con- necting genset battery cables.

The three optional control relays are rail mountedinside the control panel housing. Each relay is a

4-pole relay with 2 poles normally open and twopoles normally closed.

These relays (Figure 2-3) are used to control auxiliary equipment, such as fans, pumps and motorizedair dampers. Energizing of the relays is user definable.

The contacts are rated at 10 amps at 600 VAC.

Refer to Customer Connections diagram in Section 8.

VOLTAGESUPPRESSOR

PRELIMINARY

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3. Control Operation

GENERAL

The following describes the function and operation

of the PowerCommand 2100 Control (PCC). Allindicators, control switches/buttons and digital dis-play are located on the face of the control panel asillustrated in Figure 3-1.

CONTROL PANEL POWER ON/OFFMODES

The power on/off modes of the control panel and op-erating software are Power On, Screen Saver andSleep/Awake.

Power On Mode: In this mode, power is continu-ously supplied to the control panel. The control’soperating software and control panel LEDs/digitaldisplay will remain active until the Screen Savermode is activated.

Screen Saver Mode: Power to the digital display isremoved after 30 minutes (generator set not run-ning or running). The 30 minute timer resets and be-

and the digital display on the control panel are all offSleep mode is a feature used to reduce batterypower consumption when the control is not beingused and the O/Manual/Auto switch is in the O position.

When all conditions are met (i.e., no unacknowledged faults and O/Manual/Auto switch is in the O

position) the Sleep mode is activated.

The operating software is initialized and the digitadisplay and control panel LEDs are turned on in response to moving/pressing the following contropanel switch/buttons:

• Off/Manual/Auto switch

• Emergency Stop button

• Fault Acknowledge/Reset button

• Panel Lamp/Lamp Test button

To activate the control and view the menu displaywithout starting the generator set, press Fault Ac

PRELIMINARY

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PANELLAMP(1 of 3)

CONFIGURABLEINDICATORS

SHUTDOWNAND WARNING

STATUSINDICATORS

EMERGENCYSTOP PUSH

BUTTON(Pull to reset)

HOMEBUTTON DIGITAL

DISPLAY

MENUSELECTION

BUTTON(1 of 4)

PREVIOUSMAIN MENU

BUTTON RUNNING/REMOTESTART/NOT IN AUTO

INDICATORS

PRELIMINARY

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FRONT PANEL

Figure 3-1 shows the features of the front panel.

Digital Display: This two-line, 20-characters per

line alphanumeric display is used to view menus ofthe menu-driven operating system. Refer to themenu trees later in this section. The display is alsoused to show warning and shutdown messages.

Display Menu Selection Buttons: Four momen-tary buttons—two on each side of the digital displaywindow—are used to step through the variousmenu options and to adjust generator set parame-

ters. A green triangle ( or ), arrow ( , , , or ),>>, or plus/minus sign (+ or −) in the digital displayadjacent to the button is shown when the button canbe used (button is “active”). Refer to Menu Display And Buttons  later in this section.

Home Button: Press this button ( ) to view theHome Menu. Refer to the menu trees later in this

section.

Previous Main Menu Button: Press this button ( )to view the previous Main Menu. All main menus in-

clude both types of green triangles ( and ). Referto the menu trees later in this section.

Remote Start Indicator: This green lamp is liwhenever the control is receiving a remote start signal.

Not in Auto Indicator: This red lamp flashes continuously when the O/Manual/Auto switch is not inthe Auto position.

Analog AC Metering Panel (Optional): This panesimultaneously displays (in percent of genset ratedoutput):

• 3-phase line-to-line AC current (A~)

• Kilowatts (kW)

• Generator output frequency in hertz (Hz)

• 3-phase line-to-line AC volts (V~)

• Power Factor (PF) (shown in 0.2 increments)

Shutdown Status Indicator: This red lamp is liwhenever the control detects a shutdown conditionThe generator set cannot be started when this lampis on. After the condition is corrected, shutdown indicators can be reset by turning the O/Manual/Autoswitch to the O position and pressing the Fault Acknowledge/Reset button.

Warning Status Indicator: This yellow lamp is liwhenever the control detects a warning condition

PRELIMINARY

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Panel Lamp and Lamp Test Button:  Press thisbutton to turn the control panel lamps on or off. Thelights will shut off after about ten minutes. Press andhold this button to test all front panel LEDs and me-

ters. The meters will light one bar at a time.Manual Run/Stop Button: This button starts andstops the set locally and will bypass Time Delay toStart and Stop sequences. The O/Manual/Autoswitch must be in the Manual position to enable thisbutton.

O/Manual/Auto Switch: The Manual position en-ables the use of the Manual Run/Stop button.

The Auto position enables start/stop control of theengine from a remote location. (It disables the useof the Manual Run/Stop button.)

The O (Off) position prevents the starting of the set(local or remote). If the switch is set to O during setoperation, the engine will immediately shut down(cool-down timers are bypassed). This hot shut-

down should be avoided, if possible, to help prolongthe life of the engine.

Configurable Indicators

The following configurable indicators (default values shown) can be changed with the InPower service tool. The configurable items are: change generator event and LED color (green, yellow or red)and enable/disable indicator.

Low Oil Pressure Warning Indicator: This yellowlamp indicates the oil pressure is lower than the normal range of operation.

High Engine Temperature Warning IndicatorThis yellow lamp indicates the engine temperature

is higher than the normal range of operation.

Low Oil Pressure Shutdown Indicator: This redlamp indicates the engine has shut down becauseof low oil pressure.

Overspeed Shutdown Indicator: This red lamp indicates the engine has shut down because of excessive speed.

Fail to Start Indicator: This red lamp indicates theengine failed to start.

PRELIMINARY

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MENU DISPLAY AND BUTTONS

Figure 3-2 shows the digital display and the menuselection buttons.

Digital Display: The two-line, 20 characters perline, digital display is used to view the menus of themenu-driven operating system. Refer to the menutrees later in this section. The display is also used toshow fault messages.

Display Menu Selection Buttons: Four momen-tary buttons—two on each side of the digital displaywindow—are used to step through the variousmenu options and to adjust generator set parame-ters. The button is active when a symbol adjacent tothe button is displayed. The displayed symbol indi-cates the function of the button.

• In the digital display for main menus (Figure

3-3), the and symbols indicate that pressingthe adjacent button causes the operating pro-gram to go to the selected submenu (e.g., En-gine Menu in Figure 3-5).

• In the digital display, the More>> symbol indi-

• In the digital display, the plus or minus symbols(+ or −) indicate that pressing the adjacent but-ton can be used to change a parameter or value shown on the display.

When there is a choice of two parameters, oneparameter is associated with the + symbol andthe other is associated with the − symbol.

When changing values, pressing the button ad jacent to the + symbol increase the value andpressing the button adjacent to the − symbodecreases the value. Only one numeric character of a field can be changed at a time.

• In the digital display, the or symbol indicatesthat pressing the adjacent button causes theoperating program to move the cursor to thenext numeric character. The selected numericcharacter can then be changed by pressing thebuttons adjacent to the + and − symbols. Onlythe symbol is displayed when the cursor is onthe first character of a field that can be

changed. Only the is displayed when the cursor is on the last character. Both symbols aredisplayed when the cursor is on any other character.

• After adjusting values/parameters, pressing

h b l l i h h b i

PRELIMINARY

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HOMEBUTTON

PREVIOUS MAINMENU BUTTON

2 LINE, 20 CHARACTERS PER LINE

MENU DISPLAY

DIGITAL DISPLAY

FIGURE 3-2. DIGITAL DISPLAY AND MENU SELECTION BUTTONS

PRELIMINARY

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MAIN MENUS

Figure 3-3 shows the three major main menus avail-able to the user. Figure 3-3 also includes referencesto pages in this section where you can find addition-

al information on submenus. When viewing a sub-menu, you can press the previous main menu but-ton at any time to view its main menu.

As shown in the illustration, each main menu canbranch into one of four directions. Press the buttonnext to “More>>” in the display to view the next Mainmenu. Main Menu 1 is redisplayed when you press

the button next to “More>>” in the Main Menu 3 display.

F lt Hi t

EngineAlternator

AdjustMore>>

Main Menu 1

Main Menu 2

PAGE

3-11

PAGE

3-13

PAGE

3-15

PAGE

3-17

PAGE

3-21

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CONTROLLER CONFIGURATION MENU

Figure 3-4 shows a block representation of the Con-troller Configuration menus. These menus are used

to change the default language, temperature units,and pressure units to be displayed in menus.

To view the first Controller Configuration menu,make sure Main Menu 1 is displayed and simulta-neously press the Home Menu and Previous MainMenu buttons.

As shown in the diagram, the Controller Configura-

tion menu has three submenus.

Press the buttons next to the and symbols in thedigital display to navigate between the menus.

Press the button next to the symbol in the displayuntil the + and − symbols are displayed.

Press the button next to the + or − symbol to selecthe desired option.

After selecting option, pressing the symbol resultsin the changes being saved. If the Home button oPrevious Main Menu button is pressed before

pressing the symbol, the changes are not saved

Language Selected submenu: Used to select desired language (default = English).

Temperature Units submenu: Used to selecFahrenheit or Centigrade for temperature readings

Fluid Pressure Units submenu: Used to selecPSI or kPA for pressure readings.

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CONTROLLER CONFIGURATION MENU

EngineAlternator

AdjustMore>>

+Language Selected− English

Language SelectedEnglish

Back

Main Menu 1

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ENGINE MENU

Figure 3-5 shows a block representation of the En-gine menu. If you press the button next to the word“Engine” in the display, the first Engine submenu is

displayed.

As shown in the diagram, the Engine menu hasseven submenus. The data in the submenus willvary according to the type and number of sensorsprovided with the engine.

Press the buttons next to the and symbols in thedigital display to navigate between the menus.

Press the Home button or the Previous Main Menubutton to return to Main Menu 1.

Coolant Temperature submenu: This submenudisplays the engine coolant temperature which canbe viewed in degrees Fahrenheit or Centigrade(see Controller Configuration Menu  in this section)

Oil Pressure submenu: This submenu displaysthe engine oil pressure which can be viewed in PSor kPA (see Controller Configuration Menu Menu  inthis section).

Oil Temperature submenu: This submenu displays the engine oil temperature which can beviewed in degrees Fahrenheit or Centigrade (seeController Configuration Menu in this section).

Engine Speed submenu: This submenu displaysthe engine RPM.

Battery Voltage submenu: This submenu displays the engine battery voltage.

Governor Duty Cycle submenu: This submenudisplays the governor duty cycle (drive) levels inpercentage of maximum.

Active Time Delay submenu: This submenu displays the time delay that is currently active: warm−up, cool down, start or stop delays.

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ENGINE MENU

EngineAlternator

AdjustMore>>

Coolant Temperaturennn Deg F

Oil Pressurennn PSI

Main Menu 1

Oil Temperaturenn Deg F

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ALTERNATOR MENU

Figure 3-6 shows a block representation of the Al-ternator menu. If you press the button next to theword “Alternator” in the display, the first Alternator

submenu is displayed.

As shown in the diagram, the Alternator menu haseleven submenus.

Press the buttons next to the and symbols in thedigital display to navigate between the menus.Press the Home button or the Previous Main Menubutton to return to Main Menu 1.

Line-to-Line Voltage submenu: The voltage Lineto-Line (L1, L2 and L3) are measured between L1 toL2, L2 to L3 and L3 to L1, respectively. (Singlephase − L1 to L2 only.)

Line-to-Neutral Voltage submenu: Note that theLine-to -Neutral column will not be displayed for a 3phase/3 wire system. Single phase − L1 to N and L2to N.

Amps submenu: All phases. (Single phase − L1and L2 only.)

Frequency submenu: Generator set output frequency.

Total Real Power submenu: This submenu displays the total amount of real power output, in kilowatts (kW).

Real Power submenu: This submenu displays theamount of real power output for L1, L2, and L3, inkilowatts (kW). (Single phase − L1 and L2 only.)

Total Apparent Power submenu: This submenudisplays the total amount of apparent power output

in kilovolt amps (kVA).

Apparent Power submenu: This submenu displays the amount of apparent power output for L1L2, and L3, in kilovolt amps (kVA). (Single phase −L1 and L2 only.)

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ALTERNATOR MENU

EngineAlternator

AdjustMore>>

Volts L12 L23 L31

  V nnn nnn nnn

Volts L1N L2N  V nnn nnn

Amps L1 L2 L3nnn nnn nnn

Total Power nn.n kVA

Power L1 L2 L3kVA nn.n nn.n nn.n

Main Menu 1

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ADJUST MENU

Figure 3-7 shows a block representation of the Ad-

 just menu. If you press the button next to the word

“Adjust” in the display, the first Adjust submenu is

displayed.

As shown in the diagram, the Adjust menu has five

submenus. Each submenu includes a parameter or

value that can be changed.

Press the buttons next to the and symbols in the

digital display to navigate between the menus.

Press the Home button or the Previous Main Menu

button to return to Main Menu 1.

Adjusting Values/Parameters: 

1. Press the button next to the symbol in the dis-play until the + and − symbols are displayed.

2. If necessary, press the button next to the or

symbols to move to the numeric character you

wish to change

Voltage Adjust submenu: Voltage can be ad justed to5 percent of the nominal voltage. For example, if genset output voltage is 208 volts, the voltage can be adjusted from 198 to 218 volts.

If the displayed value is greater or less than the allowed (5%) range, the control will not except theentry and will return to the previous setting. Retry byentering a smaller change in one volt increments.

Frequency Adjust submenu: Frequency can beadjusted to 5 percent of the nominal frequencyFor example, if the genset frequency is 60.0 Hz, thefrequency can be adjusted from 57.0 to 63.0 Hz.

Start Delay submenu: Start Delay can be set from0 to 300 seconds (default = 0). This function is bypassed during a manual start/stop sequence.

Stop Delay submenu: Stop Delay can be set from0 to 600 seconds (default = 0). This function is bypassed during a manual start/stop sequence andengine shutdown faults.

Rated To Idle (Beginning Version 2.303): Rated

To Idle delay can be set from 0 to 10 seconds (default = 0). (Enter 1 or more to enable.) Entering anon-zero delay will cause the genset to delay thetransition to Cooldown At Idle.

Idle Start submenu (Only available on somed l ) Idl S b bl d di bl d (d

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Voltage Adjustnnn V

Frequency Adjustnn.n Hz

+Voltage Adjust− nnn V

+Frequency Adjust− nn.n Hz

Back

Back

ADJUST MENU

EngineAlternator

AdjustMore>>

Main Menu 1

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FAULTS MENU

Figure 3-9  shows a block representation of theFaults menu. Up to 20 of the most recent faults canbe viewed. An example of how a fault code is dis-

played is shown in Figure 3-8.The available menus are dependent on the numberof faults that have occurred.

• If there are no faults , the symbol next to theword “Faults” is not displayed and no Faultmenus are available.

• If more than one fault  has occurred, pressthe button next to the word “Fault” in the

screen display to view the Faults Main Menu.As shown in the diagram, the Faults MainMenu has two submenus. Press the PreviousMain Menu button to return to the FaultsMain Menu. Press the Previous Main Menubutton a second time to return to MainMenu 2.

Press the Home button at any time to return to Main

Menu 1.

History submenu: From the Faults Main Menupress the button next to the word “History” in the display to view up to twenty of the most recent ac

knowledged faults. Press the buttons next to the

and symbols in the digital display to navigate between the menus. Press the Previous Main Menubutton to return to the Faults Main Menu.

Current Fault submenu: From the Faults MainMenu, press the button next to the word “Current” inthe display to view up to twenty of the most recenunacknowledged faults. Press the Previous MainMenu button to return to the Faults Main Menu.

ASTERISK =ACTIVE FAULT

HOUR FAULTOCCURRED

FAULTCODE

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FaultsSystem

HistoryMore>>

FAULTS MENU

Main Menu 2

History

Faults Main Menu

Current

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SYSTEM MENU

Figure 3-10  shows a block representation of theSystem menu. If you press the button next to theword “System” in the display, the System Main

Menu is displayed. This menu is displayed only ifthe network communications module (NCM) fea-ture is installed. The System Main Menu allows youto view the status and load of other PCC equipmentconnected on a common network with the PCC2100 control.

As shown in the diagram, the System Main Menuhas three submenus.

When viewing ATS and Genset System submenus,

press the buttons next to the and symbols in thedigital display to navigate between the menus.Press the Previous Main Menu button to return tothe System Main Menu. Press the Previous MainMenu button a second time to return to MainMenu 2. Press the Home button to return to MainMenu 1.

ATS System submenus: From the System MainMenu, press the button next to the word “ATS” in thedisplay to view the first of up to 16 ATS System submenus. An ATS system must be available in the network to display this submenu.

The ATS submenu allows viewing of the transfeswitch name (configured with InPower), kW load (imonitored by the ATS system), status (e.g., not inauto), and source connected and availability (ON =source connected, OK = source available, or NA =source not available).

Master System submenu: From the System MainMenu, press the button next to the word “Master” inthe display to view the Master System submenu. Amaster controller must be available in the networkto display this submenu.

The master submenu allows viewing of the mastecontroller name (configured with InPower), kW load

and operational state.

Genset System submenus: From the SystemMain Menu, press the button next to the word “Genset” in the display to view the first of up to 16 GenseSystem submenus One genset must be available

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ATSMaster

Genset

FaultsSystem

HistoryMore>>

SYSTEM MENU

Main Menu 2

System Main Menu

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HISTORY MENU

Figure 3-11  shows a block representation of the

History menu. If you press the button next to the

word “History” in the display, the first History subme-nu is displayed.

As shown in the diagram, the History menu has five

submenus. This information is stored in non-volatile

memory and will not be deleted due to loss of bat-

tery power.

Press the buttons next to the and symbols in the

digital display to navigate between the menus.

Press the the Previous Main Menu button to return

to Main Menu 2. Press the Home button to return to

Main Menu 1.

Number of Starts submenu: This submenu showsthe number of engine starts.

Engine Hours submenu: This submenu shows

the number of operating hours for the engine.

Control Hours submenu: This submenu showsthe number of operating hours for the control.

Kilowatt Hours submenu: This submenu showsthe number of kilowatt (kW) or megawatt (MW)

hours.

Genset Duty Cycle submenu: This submenushows the percent of genset operating hours thaare less than 30 percent of rated load and percent ohours that are greater than 90 percent.

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FaultsSystem

HistoryMore>>

HISTORY MENU

Main Menu 2

Number Startsnnnnn

Engine Hours  nnnnn Hours

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ABOUT MENU

Figure 3-12  shows a block representation of theAbout menu. If you press the button next to the word“About” in the display, the first About submenu is

displayed.

As shown in the diagram, the About menu has threesubmenus.

Press the buttons next to the and symbols in thedigital display to navigate between the menus.Press the the Previous Main Menu button to returnto Main Menu 3. Press the Home button to return to

Main Menu 1.

Model submenu: This submenu shows the gensemodel.

Rating submenu: This submenu shows the rating(Standby or Prime) and number of kilowatts (kW))

Software Version submenu: This submenushows the software version level. This information

is required to service the control system.

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AboutPwr Tran

SetupMore>>

ABOUT MENU

Main Menu 3

Modelxxxxxxxxxxxxxxx

RatingStandby nn.n kW

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POWER TRANSFER MENU

Figure 3-13  shows a block representation of thePower Transfer menu. If you press the button nextto the word “Pwr Tran” in the display, the first Power

Transfer submenu is displayed. (The Power Trans-fer Control feature must be installed to display thissubmenu.)

With this option installed, the control will monitor theutility voltage (mains) and frequency for failure. Ifpower fails, the PTC control will start the generator,open the mains circuit breakers and close the gen-erator circuit breakers.

As shown in the diagram, the Power Transfer menuhas five submenus.

Press the buttons next to the and symbols in thedigital display to navigate between the menus.Press the the Previous Main Menu button to returnto Main Menu 3. Press the Home button to return toMain Menu 1.

S1 (Source 1) submenu: This submenu showspower transfer source voltage. The voltages Lineto-Line (L1, L2 and L3) are measured between L1 toL2, L2 to L3 and L3 to L1, respectively. (Singlephase − L1 to L2 only.)

S1 (L-N Source) submenu: This submenu is displayed only if the control system is configured foline−to−neutral voltage sensing of source 1. Singlephase only − L1 to N and L2 to N.

Frequency submenu: This menu shows powetransfer frequency.

Source 1 submenu: This submenu shows utilitystatus (On, Ok, or NA). “On” means Source 1 is connected and available. “Ok” means Source 1 is available but not connected. “NA” means Source 1 is noavailable.

Genset submenu: This submenu shows generato

status (On, Ok, or NA). “On” means the genset isconnected and available. “Ok” means the genset isavailable but not connected. “NA” means the genset is not available.

Active Transfer Timer submenu: This submenu

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AboutPwr Tran

SetupMore>>

POWER TRANSFER MENU

Main Menu 3

S1 L12 L23 L31V nnn nnn nnn

S1 L1N L2NV nnn nnn

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THIS PAGE LEFT INTENTIONALLY BLANK

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4. Circuit Boards

GENERAL

WARNING HAZARDOUS VOLTAGE. Touching uninsulated parts inside the control panel box can result in severe personal injury or death.Measurements and adjustments must be done with care to avoid touching hazardous voltage parts.

Stand on a dry wooden platform or rubber insu- lating mat, make sure your clothing and shoes are dry, remove jewelry and use tools with insu- lated handles.

This section describes the function of the PowerCommand® 2100 Control (PCC) base circuit boardthat is contained in the control panel box (Figure4-1). The block diagram in Figure 4-2, shows the external connections of the PCC system. The systemschematics are provided in Section 8  of this manual.

CAUTION Electrostatic discharge will damage circuit boards. Always wear a groundingwrist strap when touching or handling circuiboards.

BASEBOARD

DISPLAYBOARD

INDICATORBOARD

CONTROLPANEL BOX

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4 - 2  

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BASE BOARD

The base circuit board (Figure 4-3) contains all ofthe electronic circuitry required to operate the gen-erator set. The Base board provides fuel control

and engine speed governing, main alternator volt-

age output regulation, and complete generator secontrol and monitoring.

The following paragraphs describe each of the connectors (J), fuses (F) and terminal boards (TB

shown in Figure 4-3.

J6NCM

J4DIGITAL DISPLAY

J2LED BOARD &

BARGRAPH

J1HARNESSS12, S13

F4F4

XX

XX = F5 (PCB P/N 300-5381)RS1 (PCB P/N 327-1379)

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Connector J1

J1 connects to the Emergency Stop switch (S13)and the O/Manual/Auto control panel switch (S12).

WIRE TABULATION

SIGNAL FROM TO

GND S12-4 J1-8

OFF (O) S12-1 J1-7

MANUAL S12-3 J1-6

AUTO S12-5 J1-5

ESTOP-NC1 S13-1 J1-2

ESTOP-NC2 S13-2 J1-1

ESTOP-NO1 S13-3 J1-3

ESTOP-NO2 S13-4 J1-4

J1

S13

S12

15

1 4

32

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Connector J2

J2 connects to LED (indicator) board and bargraphboard of front control panel assembly.

PIN 1

BASEBOARD

PIN 15

J2

FIGURE 4-5. J2 LED/BARGRAPH CONNECTOR

Connector J3

J3 connects to membrane buttons of front controlpanel assembly.

CONNECTOR J2

PIN SIGNAL

1 MOSI

2, 4, 6, 16 GND3 SCK

5 SEL_A

7 SEL_B

10, 14, 15 VCC

9 SEL_C

11 SEL_D

13 BAR_ENABLE

CONNECTOR J3

PIN SIGNAL

1 HOME MENU <<

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Connector J4

J4 connects to display menu of front control panelassembly.

PIN 1

BASEBOARD

PIN 13

J4

FIGURE 4-7. J4 DISPLAY MENU CONNECTOR

CONNECTOR J4

PIN SIGNAL

1 GND

2 VCC

3 N.U.

4 RS

5 R/W

6 ENABLE DISPLAY

7 D[0]

8 D[1]

9 D[2]10 D[3]

11 D[4]

12 D[5]

13 D[6]

14 D[7]

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Connector J7

J7 connects to the engine sensors, battery, starter,governor actuator and magnetic pickup.

PIN 1

BASEBOARD

PIN 4

PIN 36

J7

FIGURE 4-8. J7 ENGINE HARNESS CONNECTOR

CONNECTOR J7

PIN SIGNAL

5, 6, 7, 8 GND

1, 2, 3, 4 B+ IN

910

GEN SW B+FUEL SOL B−

1112

CT1CT1−COM

131721

OIL PRE OUTOIL PRE COMOIL PRE 5V

15

16

CT2

CT2−COM

18 ALT FLASHOUT

1920

CT3CT3−COM

2226

OIL TEMPOIL TEMP COM

23

27

GEN SW B+

START SOL B−2428

ACTUATOR +ACTUATOR −

252933

MAG PICKUP+MAG PICKUP−

GND

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Connector J8

J8 connects directly to the generator to monitor andcontrol AC output of the genset.

PIN 1

BASEBOARD

PIN 4

PIN 24

J8

FIGURE 4-9. J8 AC GENERATOR CONNECTOR

CONNECTOR J8

PIN SIGNAL COMMENTS

412

207

U1 (T1)V2 (T2)

W3 (T3)N (T4)

Used for alternatorvoltage sensing and

power factor anglesensing

135

FIELD +FIELD −

Excitation driveoutput

212223

AC2 (PMG2)AC3 PMG3)AC4 (PMG4)

Used for excitationpower (Shunt con-nection − pins 21 &22 only)

TABLE 4-1. BASE BOARD FUSES

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5. Troubleshooting

GENERAL

The PowerCommand® 2100 Control (PCC) contin-uously monitors engine sensors for abnormal con-ditions, such as low oil pressure and high coolanttemperature. If any of these conditions occur, thePCC will light a yellow Warning lamp or a red Shut-down lamp and display a message on the digital dis-play panel.

INPOWER SERVICE TOOL

The InPower service tool can be used in trouble-shooting to perform tests, verify control inputs andoutputs, and test protective functions. Refer to theInPower User’s Guide, provided with the InPowersoftware for test procedures.

InPower, when used improperly, can cause symp-toms like warnings and shutdowns that appear to bea defective base board. When these problems oc-cur, always verify that a self-test or fault simulation(override) have not been left enabled with InPower.

priately set for the application. It may be necessaryto write the initial capture file to the device or updatethe calibration file.

Updating a calibration file requires the InPower Proversion. Confirm that the installed calibration parnumber matches the serial plate information.

CAUTION Using the wrong calibration file can

result in equipment damage. Do not swap Baseboards from another genset model and only usethe calibration file shown on the nameplate.

Some features are not available until the hardwarefor that feature is installed and InPower Pro is usedto update (enable) that feature. Confirm that thefeature is installed and enabled prior to trouble-shooting the base board for symptoms related to a

feature.

NETWORK APPLICATIONS ANDCUSTOMER INPUTS

In applications with networks and remote custome

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SAFETY CONSIDERATIONS

WARNING Contacting high voltage compo- nents can cause electrocution, resulting in se- vere personal injury or death. Keep the output 

box covers in place during troubleshooting.High voltages are present when the genset is run-ning. Do not open the generator output box whilethe genset is running.

WARNING Ignition of explosive battery gases can cause severe personal injury or death. Arc- ing at battery terminals, light switch or other equipment, flame, pilot lights and sparks can ig- nite battery gas. Do not smoke, or switch trouble light ON or OFF near battery. Discharge static electricity from body before touching bat- teries by first touching a grounded metal sur- face.

Ventilate battery area before working on or near battery—Wear goggles—Stop genset and dis- 

connect charger before disconnecting battery cables—Disconnect negative (−) cable first and reconnect last.

CAUTION Disconnect battery charger fromAC source before disconnecting battery cablesOtherwise, disconnecting cables can result involtage spikes damaging to DC control circuitsof the genset.

WARNING Accidental starting of the generatoset can cause severe personal injury or deathPrevent accidental starting by disconnectingthe negative (−) cable from the battery terminal

When troubleshooting a generator set that is shudown, make certain the generator set cannot be ac

cidentally restarted as follows:

1. Move the O/Manual/Auto switch on the contropanel to the O position.

2. Turn off or remove AC power from the batterycharger.

3. Remove the negative (−) battery cable from thegenerator set starting battery.

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TROUBLESHOOTING PROCEDURE

The following tables are a guide to help you evalu-ate problems with the generator set. You can savetime if you read through the manual ahead of time

and understand the system.Try to think through the problem. Go over what wasdone during the last service call. The problem couldbe as simple as a loose wire, an opened fuse or atripped circuit breaker.

NOTE: Each fault code “warning” can be changed to“shutdown” using InPower. Default settings areused in this manual. It is recommended that all

changes to settings be recorded at each site to aid inthe troubleshooting of the genset.

This section contains the following information:

• Table 5-1 and 5-2: Describes how to trouble-shoot a local/remote fail to crank problem whencontrol panel does not indicate fault condition.

• Table 5-3: Describes each status, warning and

shutdown code, warning and shutdown limitswhere applicable, and basic corrective actions,

such as, checking fluid levels, control resefunctions, battery connections, etc.

• Fault Code Tables: Provide detailed troubleshooting procedures. In the following tablesthe fault codes are used as the table reference

number and are arranged in numeric order.

Figure 5-1 shows the location of the componentswithin the control panel that are referenced in thefollowing troubleshooting procedures. Connectolocations for each circuit board are provided in Section 3. The control wiring and circuit board connections are shown in Section 8 .

CAUTION Always set the O/Manual/Autoswitch to the O position before disconnectingor connecting harness connectors. Otherwisedisconnecting the harness connectors can result in voltage spikes high enough to damagethe DC control circuits of the set.

CAUTION Electrostatic discharge will damage circuit boards. Always wear a wrist strap

when handling circuit boards or when disconnecting or connecting harness connectors.

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BASEBOARD

DISPLAYBOARD

INDICATORBOARD

FRONT CONTROLPANEL ASSEMBLY

O/MANUAL/AUTOSWITCH (S12)

EMERGENCY STOPBUTTON

CONTROL ALIVEINDICATOR

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WARNING Hazards present in troubleshooting can cause equipment damage, severe personal injuryor death. Only trained and experienced service personnel with knowledge of fuels, electricity, and ma-chinery hazards should perform service procedures. Read Safety Precautions page and observe alinstructions and precautions in this manual.

TABLE 5-1. ENGINE DOES NOT CRANK IN MANUAL MODE(NO FAULT MESSAGE)

Reason: This indicates that the PCC has not received or recognized a manual start signal.Effect: Engine will not start.

POSSIBLE CAUSE CORRECTIVE ACTION

1. No power supplied to control. (ControlAlive indicator on Base board is notflashing.)

1a. Poor battery cable connections. Clean the battery cable terminalsand tighten all connections.

1b. Remove F4 and check continuity. If open, replace the fuse with oneof the same type and amp rating (5 Amps).

If F4 is OK, remove connector P7 and check for B+ at P7-1 throughP7-4 and GND at P7-5 through P7-8. If B+ or ground missing,iso-late to harness and TB BAT terminal mounted on engine block.

If B+ and ground check OK, Base board may be defective. Cyclepower to Base board by reconnecting P7. If Control Alive indicator

does not blink, replace Base board.

2. Base board not properly calibrated orcorrupt calibration. (Control Alive indica-tor flashes every 1/2 second.)

2. Confirm that the installed calibration part number matches the seri-al plate information. Re-enter calibration file if necessary. (Whenproperly installed, Control Alive indicator flashes every second.)

3. The Emergency Stop switch or wiring is 3. With Emergency Stop push button not activated, remove connec-

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TABLE 5-2. ENGINE DOES NOT CRANK IN REMOTE MODE(NO FAULT MESSAGE)

Reason: This indicates that the PCC has not received or recognized a remote start signal.Effect: Engine will not start in remote mode, but starts in manual mode.

POSSIBLE CAUSE CORRECTIVE ACTION

1. The remote start switch or customer wir-ing is faulty.

1. Reset the control. Attempt to start, and check for ground at TB1-1.If ground level is not present, isolate to the remote switch or cus-tomer wiring. Repair as necessary.

If ground is present, go to next step.

2. The Auto mode input is not getting from

the Auto select switch (S12) to the Baseboard indicting that S12, Base board orthe harness is bad.

2. With S12 in Auto, remove connector P1 from the Base board and

check for continuity from P1-5 (AUTO) to P1-9 (GND). If no conti-nuity, isolate to switch or wiring harness. If there is continuity, theBase board is bad.

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Hazards present in troubleshooting can cause equipment damage, severe personal injury or death. Only trained and experienced service personnel with knowledge of fuels, electric- ity, and machinery hazards should perform service procedures. Read Safety Precautions page and observe all instructions and precautions in this manual.

WARNING

TABLE 5-3. WARNING AND SHUTDOWN CODES

FAULT CODE CORRECTIVE ACTION

121SPEED SIGNAL LOSTLamp: Shutdown

Indicates mag pickup speed indication is not being sensed.

Restart and check RPM on the digital display.

135OIL PRESSURE SENSOR HLamp: Warning

Indicates that the control has sensed that the engine oil pressure sender signal isshorted high. Check sender/connectors/wires.

141OIL PRESSURE SENSOR LLamp: Warning

Indicates that the control has sensed that the engine oil pressure sender signal isshorted low. Check sender/connectors/wires.

143PRE-LOW OIL PRES

Lamp: Warning

Indicates engine oil pressure has dropped to an unacceptable level. If generator ispowering critical loads and cannot be shut down, wait until next shutdown period

and then follow code 415 procedure.

144COOL SENSOR HIGHLamp: Warning

Indicates that the control has sensed that the engine coolant temperature signalis shorted high. Check sender/connectors/wires.

145 Indicates that the control has sensed that the engine coolant temperature signal

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Hazards present in troubleshooting can cause equipment damage, severe personal injury or death. Only trained and experienced service personnel with knowledge of fuels, electric- ity, and machinery hazards should perform service procedures. Read Safety Precautions page and observe all instructions and precautions in this manual.

WARNING

TABLE 5-3. WARNING AND SHUTDOWN CODES (CONT.)

FAULT CODE CORRECTIVE ACTION

212OIL TEMP SENSOR HLamp: Warning

Indicates that the control has sensed that the engine oil temperature signal isshorted high. Check sender/connectors/wires.

213OIL TEMP SENSOR LLamp: Warning

Indicates that the control has sensed that the engine oil temperature signal isshorted low. Check sender/connectors/wires.

234OVERSPEEDLamp: Shutdown

Indicates engine has exceeded normal operating speed. Possible causes aresingle step large block load removal, flammable vapors drawn into the intake airpassage or turbocharger seals leaking oil.

235LOW COOLANT LEVEL

Lamp: Shutdown

Indicates engine coolant level has fallen below the shutdown trip point. Allow en-gine to cool down completely before proceeding.

a. Check coolant level and replenish if low. Look for possible coolant leakagepoints and repair if necessary.

b. Reset control and restart after locating and correcting problem.

359FAIL TO START

Indicates possible fuel system problem. (Engine cranks but fails to start)

a. Check for empty fuel tank, fuel leaks, or plugged fuel lines and correct as re-

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Hazards present in troubleshooting can cause equipment damage, severe personal injury or death. Only trained and experienced service personnel with knowledge of fuels, electric- ity, and machinery hazards should perform service procedures. Read Safety Precautions page and observe all instructions and precautions in this manual.

WARNING

TABLE 5-3. WARNING AND SHUTDOWN CODES (CONT.)

FAULT CODE CORRECTIVE ACTION

441LOW BAT VOLTAGELamp: Warning

Indicates battery voltage supply to the control is approaching a low level at whichunpredictable operation will occur.

a. Discharged or defective battery.

Check the battery charger fuse.Recharge or replace the battery.

b. Poor battery cable connections. Clean the battery cable terminals and tighten allconnections.

c. Check battery wiring/calibration.

d. Check engine DC alternator. Replace engine DC alternator if normal batterycharging voltage is not obtained.

e. Check battery charge voltage float level if applicable (raise float level).

442HIGH BAT VOLTAGELamp: Warning

Indicates battery voltage supply to the control is approaching a high level at whichdamage to the control can occur. Check float level on battery charger if applicable(lower float level). Check battery wiring/calibration.

1123SHUTDOWN AFTER BS

A shutdown fault occurred while Battle Short was enabled and Battle Short transi-tioned from enabled to disabled Review Fault History and perform corrective ac

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Hazards present in troubleshooting can cause equipment damage, severe personal injury or death. Only trained and experienced service personnel with knowledge of fuels, electric- ity, and machinery hazards should perform service procedures. Read Safety Precautions page and observe all instructions and precautions in this manual.

WARNING

TABLE 5-3. WARNING AND SHUTDOWN CODES (CONT.)

FAULT CODE CORRECTIVE ACTION

1335NONCRIT SCALER ORLamp: Warning

Incorrect feature or calibration was entered into control.

1416FAIL TO SHUTDOWNLamp: Warning

Genset continues to run after receiving shutdown command from the controller.Battle Short feature enabled − used to bypass several critical fault shutdowns forgenset operation during emergencies.

1417POWER DOWN ERRORLamp: Warning

Indicates that the controller can not power down because of some unknown condi-tion. Possible drain on battery.

1433EMERGENCY STOPLamp: Shutdown

Indicates local Emergency Stop. To reset the local/remote Emergency Stop button:

1. Pull the button out.

2. Move the O/Manual/Auto switch to O.

3. Press the front panel Fault Acknowledge/Reset button.

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Hazards present in troubleshooting can cause equipment damage, severe personal injury or death. Only trained and experienced service personnel with knowledge of fuels, electric- ity, and machinery hazards should perform service procedures. Read Safety Precautions page and observe all instructions and precautions in this manual.

WARNING

TABLE 5-3. WARNING AND SHUTDOWN CODES (CONT.)

FAULT CODE CORRECTIVE ACTION

1444KW OVERLOADLamp: Warning

Indicates that generator output power exceeded 105% of genset rating.

Check load and load lead connections.

1445SHORT CIRCUITLamp: Shutdown

Indicates that generator output current has exceeded 175% of rated.

Check load and load lead connections. (Fault may not reset for several minutes.)

1446HIGH AC VOLTAGELamp: Shutdown

Indicates that one or more of the phase voltages has exceeded 130% of nominal,or has exceeded 110% of nominal for 10 seconds.

1447LOW AC VOLTAGE

Lamp: Shutdown

Indicates that one or more of the phase voltages has dropped below 85% of nomi-nal for 10 seconds.

1448UNDER FREQUENCYLamp: Shutdown

Indicates that engine speed has dropped below 90% of nominal for 10 seconds.

Check fuel supply, intake air supply and load.

1449 Indicates frequency is 10% above base frequency for 20 seconds.

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WARNING

TABLE 5-3. WARNING AND SHUTDOWN CODES (CONT.)

FAULT CODE CORRECTIVE ACTION

1472OVER CURRENTLamp: Shutdown

Indicates that generator output current has exceeded 110% of rated, and that acontrol time/current calculation has initiated an overcurrent shutdown.

Check load and load lead connections. (Fault may not reset for several minutes.)

2323 − 2326NETWORK FAULT 5 thru 8Lamp: Warning/Shutdown ornone for status message.

Indicates network input (#5−#8) is in an active state. See 1313−1316 fault codecorrective action.

2327PTC FAULTLamp: Warning

Refer to Section 6.

2329LOW S1 FREQUENCYLamp: Warning

Refer to Section 6.

2331LOW S1 VOLTAGELamp: Warning

Refer to Section 6.

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Hazards present in troubleshooting can cause equipment damage, severe personal injury or death. Only trained and experienced service personnel with knowledge of fuels, electric- ity, and machinery hazards should perform service procedures. Read Safety Precautions page and observe all instructions and precautions in this manual.

WARNING

TABLE 5-3. WARNING AND SHUTDOWN CODES (CONT.)

FAULT CODE CORRECTIVE ACTION

2396S1 CB NOT CLOSELamp: Warning

Refer to Section 6.

2397S1 CB NOT OPENLamp: Warning

Refer to Section 6.

2966PTC TIMEOUTLamp: Warning

Refer to Section 6.

2967GOVERNOR FAULTLamp: Warning

Governor hardware drive circuitry contains a fault condition.

2968AVR FAULTLamp: Warning

Indicates AVR hardware contains a fault condition.

2969LON FAILURE

Indicates no communications with LonWorks board.

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Hazards present in troubleshooting can cause equipment damage, severe personal injury or death. Only trained and experienced service personnel with knowledge of fuels, electric- ity, and machinery hazards should perform service procedures. Read Safety Precautions page and observe all instructions and precautions in this manual.

WARNING

CODE 121 − SPEED SIGNAL LOST (SHUTDOWN)Reason: This indicates that the PCC is not sensing the magnetic pickup signal.Effect: Engine will shut down.

POSSIBLE CAUSE CORRECTIVE ACTION

1. Loose or damaged magnetic pickup

(MPU) wires/connector pins.

1. Inspect the wires/connector pins, and repair or replace as neces-

sary.2. The magnetic pickup, harness or Base

board could be bad.2. To isolate the problem, reset the control and attempt to start the set

in Idle mode (select Idle Mode − Enable menu).

a. If 1438 (Fail To Crank) is displayed, or if the engine starts, but thenshuts down on 121 (Speed Signal Lost), the MPU sender could bebad. Remove the MPU connectors and check for 3.5 to 15 VAC atthe MPU while cranking.

• If no output, check for damage or debris. Also check for im-

proper adjustment of the MPU. (Refer to Section 7.) If there isstill no output, replace the MPU sender.

• If the MPU output is OK, check for MPU voltage at P7−25(MAG PICK+) to P7-29 (MAG PICK−) while cranking. If OK,replace the Base board. If not OK, use continuity checks toi l t t /h

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Hazards present in troubleshooting can cause equipment damage, severe personal injury or death. Only trained and experienced service personnel with knowledge of fuels, electric- ity, and machinery hazards should perform service procedures. Read Safety Precautions page and observe all instructions and precautions in this manual.

WARNING

CODE 135 − OIL PRESSURE SENSOR HIGH (WARNING)Reason: This indicates that the engine oil pressure sensor signal is shorted high.Effect: No engine protection for oil pressure during genset operation.

POSSIBLE CAUSE CORRECTIVE ACTION

1. Fault simulation was enabled with In-

Power.

1. With InPower, verify that the fault simulation is not enabled for the

oil pressure sensor.If you do not have InPower, remove battery power from the controlto disable fault simulation overrides.

2. The sensor connections could be bad. 2. Inspect the sensor and engine harness connector pins. Repair orreplace as necessary.

3. The sensor could be bad. 3. Disconnect the oil pressure sensor leads, and connect an oil pres-sure sensor simulator to the harness.

“OIL PRESSURE SENSOR H” warning is displayed after the

fault condition is sensed for 10 seconds.

If the control responds to the simulator, replace the sensor. If con-trol does not respond, go to next step.

4. The harness could be bad. 4. Remove connector P7 from Base board and connector from sen-

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Hazards present in troubleshooting can cause equipment damage, severe personal injury or death. Only trained and experienced service personnel with knowledge of fuels, electric- ity, and machinery hazards should perform service procedures. Read Safety Precautions page and observe all instructions and precautions in this manual.

WARNING

CODE 141 − OIL PRESSURE SENSOR LOW (WARNING)Reason: This indicates that the engine oil pressure sensor signal is shorted low.Effect: No engine protection for oil pressure during genset operation.

POSSIBLE CAUSE CORRECTIVE ACTION

1. Fault simulation was enabled with In-

Power.

1. With InPower, verify that the fault simulation is not enabled for the

oil pressure sensor.If you do not have InPower, remove battery power from the controlto disable fault simulation overrides.

2. The sensor connections could be bad. 2. Inspect the sensor and engine harness connector pins. Repair orreplace as necessary.

3. The sensor could be bad. 3. Disconnect the oil pressure sensor leads, and connect an oil pres-sure sensor simulator to the harness.

“OIL PRESSURE SENSOR L” warning is displayed after the

fault condition is sensed for 10 seconds.

If the control responds to the simulator, replace the sensor. If con-trol does not respond, go to next step.

4. The harness could be bad. 4. Remove connector P7 from Base board and connector from sen-

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CODE 143/415 − PRE-LOW OR LOW OIL PRESSURE (WARNING/SHUTDOWN)Reason: Engine oil pressure has dropped below the warning/shutdown threshold for low/high oil pressure.Effect: Calibration-dependent. No action is taken by the PCC for code 143. Engine will shut down for code 415.

POSSIBLE CAUSE CORRECTIVE ACTION

1. Fault simulation was enabled with In-Power.

1. With InPower, verify that the fault simulation is not enabled for theoil pressure sensor.

If you do not have InPower, remove battery power from the controlto disable fault simulation overrides.

2. Low oil level. Clogged lines or filters. 2. Check oil level, lines and filters. If oil system is OK but oil level islow, replenish.

3. Sensor or oil pump could be bad. Or thegenerator set may be shutting down onanother fault.

3. Disconnect the oil pressure sensor leads, and connect an oil pres-sure sensor simulator to the harness.

a. If the control responds to the simulator, reconnect the sensor, dis-connect the ACT− signal wire at the fuel pump actuator, and crankthe engine. Check the oil pressure reading on the digital display.

• If the display shows an acceptable oil pressure, the problemmay not be in the oil or oil sensing system. The genset may beshutting down on another fault (out of fuel, intermittent con-nector). Restart the genset and monitor the PCC display pan-

el for other faults.

• If the display does not show an acceptable oil pressure, re-place the sensor. If the PCC still doesn’t display an oil pres-sure while cranking, the oil pump may be bad. Refer to the en-gine service manual

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CODE 144 − COOLANT SENSOR HIGH (WARNING)Reason: This indicates that the coolant temperature sensor signal is shorted high.Effect: No engine protection for coolant temperature during genset operation. Possible white smoke.

POSSIBLE CAUSE CORRECTIVE ACTION

1. Fault simulation was enabled with In-Power.

1. With InPower, verify that the fault simulation is not enabled for thecoolant sensor.

If you do not have InPower, remove battery power from the controlto disable fault simulation overrides.

2. The sensor connections could be bad. 2. Inspect the sensor and engine harness connector pins. Repair orreplace as necessary.

3. The sensor could be bad. 3. Disconnect the sensor, and plug in a resistive sensor simulator toisolate the fault.

If the control responds to the simulator, replace the sensor. If con-trol does not respond, go to next step.

4. The harness or Base board could bebad.

4. Measure the resistance of the coolant sensor and reconnect har-ness to sensor. Remove connector P7 from Base board and checkresistance between pins P7-30 (IH20) and P7-34 (IH20 COM).

• If resistance is not the same, harness is bad.

• If resistance is the same, Base board is bad.

CODE 145 COOLANT SENSOR LOW (WARNING)

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CODE 145 − COOLANT SENSOR LOW (WARNING)Reason: This indicates that the coolant temperature sensor signal is shorted low.Effect: No engine protection for coolant temperature during genset operation. Possible white smoke.

POSSIBLE CAUSE CORRECTIVE ACTION

1. Fault simulation was enabled with In-Power.

1. With InPower, verify that the fault simulation is not enabled for thecoolant sensor.

If you do not have InPower, remove battery power from the controlto disable fault simulation overrides.

2. The sensor connections could be bad. 2. Inspect the sensor and engine harness connector pins. Repair orreplace as necessary.

3. The sensor could be bad. 3. Disconnect the sensor, and plug in a resistive sensor simulator toisolate the fault.

If the control responds to the simulator, replace the sensor. If con-trol does not respond, go to next step.

4. The harness or Base board could bebad.

4a. Remove connector P7 from Base board and disconnect sensor.Check pins P7-30 (IH20) and P7-34 (IH20 COM) for short circuit asfollows:

• Check for a short circuit to the engine block ground (more than

200k ohms OK).• Check for a short circuit from pin to pin (more than 200k ohms

OK).

Repair or replace as necessary.

4b. Measure the resistance of the coolant sensor and reconnect har-

CODE 146/151 PRE HIGH OR HIGH COOLANT TEMPERATURE (WARNING/SHUTDOWN)

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CODE 146/151 − PRE-HIGH OR HIGH COOLANT TEMPERATURE (WARNING/SHUTDOWN) 

Reason: Engine coolant temperature has exceeded the warning threshold for pre-high/high coolant temperature.Effect: Calibration-dependent. No action is taken by the PCC for code 146. Engine will shut down for code 151.

POSSIBLE CAUSE CORRECTIVE ACTION

1. Fault simulation was enabled with In-Power.

1. With InPower, verify that the fault simulation is not enabled for thecoolant sensor.

If you do not have InPower, remove battery power from the controlto disable fault simulation overrides.

2. Engine or sensor circuitry problem. 2. Isolate to the engine or sensor circuitry.

Check the sensor accuracy with a thermocouple or similar temper-ature probe.

• If the PCC ambient coolant temperature reading is accurate,the engine may be overheating. Refer to the engine servicemanual.

• If the PCC ambient coolant temperature reading is not accu-rate, go to next step.

3. The sensor could be bad. 3. Disconnect the sensor and connect a coolant temperature sensor

simulator to the harness.If the control responds to the simulator, replace the sensor. If con-trol does not respond, go to next step.

4. The harness or Base board could bebad.

4. Measure the resistance of the coolant sensor and reconnect har-ness to sensor. Remove connector P7 from Base board and check

CODE 212 OIL TEMPERATURE SENSOR HIGH (WARNING)

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CODE 212 − OIL TEMPERATURE SENSOR HIGH (WARNING)Reason: This indicates that the oil temperature sensor signal is shorted high.Effect: No engine protection for oil temperature during genset operation. No effect on performance.

POSSIBLE CAUSE CORRECTIVE ACTION

1. The sensor connections could be bad. 1. Inspect the sensor and engine harness connector pins. Repair orreplace as necessary.

2. The sensor could be bad. 2. Disconnect the sensor, and plug in the simulator to isolate the fault.

If the control responds to the simulator, replace the sensor. If con-trol does not respond, go to next step.

3. The the harness or Base board could be

bad.

3. Measure the resistance of the oil sensor and reconnect harness to

sensor. Remove connector P7 from Base board and check resist-ance between pins P7-22 (OIL TEMP) and P7-26 (OIL TEMPCOM).

• If resistance is not the same, harness is bad.

• If resistance is the same, Base board is bad.

CODE 213 − OIL TEMPERATURE SENSOR LOW (WARNING)Reason: This indicates that the oil temperature sensor signal is shorted low.Effect: No engine protection for oil temperature during genset operation. No effect on performance.

POSSIBLE CAUSE CORRECTIVE ACTION

CODE 234 OVERSPEED (SHUTDOWN)

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CODE 234 − OVERSPEED (SHUTDOWN)Reason: Engine speed signal indicates an engine speed greater than shutdown threshold.Effect: Engine will shut down.

POSSIBLE CAUSE CORRECTIVE ACTION

1. Cold engine (no coolant heaters) 1. Overspeed can occur when starting a vary cold engine. Clear faultand restart genset.

2. Single step large block load removal. 2. Clear fault and restart genset.

3. Fault simulation was enabled with In-Power.

3. With InPower, verify that the fault simulation is not enabled for thecoolant sensor.

If you do not have InPower, remove battery power from the control

to disable fault simulation overrides.4. Fault threshold is not set correctly with

InPower.4. Reset the threshold to the highest allowable setting. Determine the

required operating range before adjusting the threshold.

5. Monitor the engine rpm using InPower. 5. If the RPM is not correct, refer to fault code 121 for corrective ac-tion.

6. The electronic governor actuator couldbe bad.

6. Binding in actuator assembly of injection pump. Disassembly of in- jection pump may be required to inspect/repair O-rings, pump, etc.Refer to the engine service manual.

CODE 235 − LOW COOLANT LEVEL (SHUTDOWN)

CODE 359 FAIL TO START (SHUTDOWN)

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CODE 359 − FAIL TO START (SHUTDOWN)4B OR 6B MECHANICAL GOVERNED ENGINE

Reason: This indicates that the engine failed to start after expiration of last crank time.Effect: Engine will not start.

POSSIBLE CAUSE CORRECTIVE ACTION

1. Restricted fuel supply due to:

a. Fuel level below pickup tube intank.

b. Closed shutoff valve in supply line.

c. Fuel injectors clogged.

d. Air in fuel system.

1a. Add fuel if low. Prime the fuel system.

1b. Open any closed shutoff valve in the fuel line supplying the engine.

1c. Refer to engine service manual.

1d. Bleed air from fuel system. Refer to engine service manual.

2. Fuel solenoid (K1) on the injection pumpnot energized due to:

a. Fuel solenoid (K1) is bad.

b. Harness or Base board is bad.

Isolate to harness, K1 fuel solenoid or Base board.

2a. Attempt to start and check for CNTL B+ at the fuel solenoid coil.

• If CNTL B+ is present, fuel solenoid may be defective. (To testsolenoid, connect B+ to fuel solenoid terminal. Replace thefuel solenoid if it does not “click” when energized.)

• If CNTL B+ is not present, harness or Base board is bad (go tostep 2b).

2b. Install harness tool between Base board P7 connector. Attempt tostart and check for CNTL B+ at P7-24 (K1+).

• If there is no CNTL B+, the Base board is bad.

• If there is CNTL B+, repair harness as necessary.

CODE 359 − FAIL TO START (SHUTDOWN)

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CODE 359 − FAIL TO START (SHUTDOWN)4B, 6B OR 6C−NON TIER II ELECTRONIC GOVERNED ENGINE

Reason: This indicates that the engine failed to start after expiration of last crank time.Effect: Engine will not start.

POSSIBLE CAUSE CORRECTIVE ACTION

1. Restricted fuel supply due to:

a. Fuel level below pickup tube intank.

b. Closed shutoff valve in supply line.

c. Fuel injectors clogged.

d. Air in fuel system.

1a. Add fuel if low. Prime the fuel system.

1b. Open any closed shutoff valve in the fuel line supplying the engine.

1c. Refer to engine service manual.

1d. Bleed air from fuel system. Refer to engine service manual.

2. Injection pump actuator not energizeddue to the harness, governor actuator orthe Base board is bad.

Isolate to harness, governor actuator or Base board.

2a. Display “Governor Duty Cycle” menu. Attempt to start and checkfor duty cycle (44% is about average). If percentage of duty cycle isdisplayed before shutdown, the harness, actuator or output circuitof Base board is bad, go to step 2b. (Duty cycle displayed indicatesprocessor is functioning, but output circuitry of Base board couldstill be defective.) If the duty cycle is not displayed, the Base boardis bad.

2b. Remove connector P7 from Base board and check wiring continu-ity of actuator circuit. P7-24 (ACT +) and P7-28 (ACT −) to appropri-ate +/− terminals of governor actuator. Repair as necessary. If con-tinuity is OK, go to step 2c.

2c Disconnect the two leads attached to the injection pump actuator

CODE 359 − FAIL TO START (SHUTDOWN)

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CODE 359 − FAIL TO START (SHUTDOWN)(6C MECHANICAL GOVERNED ENGINE)

Reason: This indicates that the engine failed to start after expiration of last crank time.Effect: Engine will not start.

POSSIBLE CAUSE CORRECTIVE ACTION

1. Restricted fuel supply due to:

a. Fuel level below pickup tube intank.

b. Closed shutoff valve in supply line.

c. Fuel injectors clogged.

d. Air in fuel system.

1a. Add fuel if low. Prime the fuel system.

1b. Open any closed shutoff valve in the fuel line supplying the engine.

1c. Refer to engine service manual.

1d. Bleed air from fuel system. Refer to engine service manual.2. Fuel solenoid (K1) on the injection pump

not energized due to:

a. Fuse F1 of harness assembly maybe open.

b. Fuse F3 on Base board may beopen.

c. K12 Fuel Pilot Relay or fuel sole-

noid (K1) is bad.d. Base board is bad.

Isolate to F1, F3, K12 relay, K1 solenoid or Base board.

2a. Remove fuse F1 (located near TB BAT terminal on engine block)and check continuity. If open, replace the fuse with one of the sametype and amp rating (15 Amps.) If fuse reopens, check wiring conti-nuity of fuel solenoid circuit/test fuel solenoid.

Binding in the solenoid linkage can prevent activation of the holdcoil circuitry in the solenoid. Not switching from pull to hold willcause extended high current drain and opening of fuse F1. Makesure solenoid shaft moves completely in and out freely.

2b. Remove fuse F3 (located on Base board) and check continuity. Ifopen, replace the fuse with one of the same type and amp rating (2Amps.) If fuse reopens, check wiring continuity/test K12 relay.

2 A d h k f B h f l l id il

CODE 359 − FAIL TO START (SHUTDOWN)

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CODE 359 FAIL TO START (SHUTDOWN)6C−TIER II ELECTRONIC GOVERNED ENGINE

Reason: This indicates that the engine failed to start after expiration of last crank time.Effect: Engine will not start.

POSSIBLE CAUSE CORRECTIVE ACTION

1. Restricted fuel supply due to:

a. Fuel level below pickup tube intank.

b. Closed shutoff valve in supply line.

c. Fuel injectors clogged.

d. Air in fuel system.

1a. Add fuel if low. Prime the fuel system.

1b. Open any closed shutoff valve in the fuel line supplying the engine.

1c. Refer to engine service manual.

1d. Bleed air from fuel system. Refer to engine service manual.

CODE 359 − FAIL TO START (SHUTDOWN)

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CODE 359 FAIL TO START (SHUTDOWN)6C−TIER II ELECTRONIC GOVERNED ENGINE (CONT.)

Reason: This indicates that the engine failed to start after expiration of last crank time.Effect: Engine will not start.

POSSIBLE CAUSE CORRECTIVE ACTION

2. Fuel solenoid (K1) not energized due to:

a. Fuse F1 of harness assembly maybe open.

b. Fuse F3 on Base board may beopen.

c. Base board is bad.d. K12 Fuel Pilot Relay is bad.

e. Timer module is bad.

f. Fuel solenoid (K1) is bad.

Isolate to F1, F3, K12 relay, K1 solenoid or Base board. (K1 solenoid

shaft should pull completely in and remain in this position during genset

start/run.)

2a. Remove fuse F1 (located near TB BAT terminal on engine block)and check continuity. If open, replace the fuse with one of the same

type and amp rating (15 Amps.) If fuse reopens, check wiring conti-nuity of fuel solenoid circuit/test fuel solenoid. (Go to step for sole-noid test.)

2b. Remove fuse F3 (located on Base board) and check continuity. Ifopen, replace the fuse with one of the same type and amp rating (2Amps.) If fuse reopens, check wiring continuity/test K12 relay coil.

2c. Install harness tool between Base board P7 connector. Attempt tostart and check for B+ at P9-9 (GEN SW B+) and P7-10 (FUELSOL−). (These are the leads to the K12 coil.)

• If there is no B+, the Base board is bad.

• If there is B+, K12 or the harness is bad. Go to step 2d.

2d. Attempt to start and check for B+ IN (K12-1) and OUT (K12-4)

• If there is no B+ IN, check for open circuit.

CODE 359 − FAIL TO START (SHUTDOWN)

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( )6C−TIER II ELECTRONIC GOVERNED ENGINE (CONT.)

Reason: This indicates that the engine failed to start after expiration of last crank time.Effect: Engine will not start.

POSSIBLE CAUSE CORRECTIVE ACTION

3. Injection pump actuator not energizeddue to the harness, governor actuator orthe Base board is bad.

Isolate to harness, governor actuator or Base board.

3a. Display “Governor Duty Cycle” menu. Attempt to start and checkfor duty cycle (44% is about average). If percentage of duty cycle isdisplayed before shutdown, the harness, actuator or output circuitof Base board is bad, go to step 3b. (Duty cycle displayed indicatesprocessor is functioning, but output circuitry of Base board could

still be defective.) If the duty cycle is not displayed, the Base boardis bad.

3b. Remove connector P7 from Base board and check wiring continu-ity of actuator circuit. P7-24 (ACT +) and P7-28 (ACT −) to appropri-ate +/− terminals of governor actuator. Repair as necessary. If con-tinuity is OK, go to step 3c.

3c. Disconnect the two leads attached to the injection pump actuator.Measure the resistance across the two actuator terminals. A read-ing of 1.6 ohms indicates that the actuator circuit is OK. (This test

only shows that the actuator circuit is not opened or shorted, but notif there is binding.) Replace actuator assembly if open or short ismeasured. If actuator is OK, go to step 3d.

3d. Attempt to start and check for CNTL B+ at terminal lead ACT + ofgovernor actuator (use engine block for meter ground) If not pres-

CODE 415 − LOW OIL PRESSURE (SHUTDOWN)

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( )Reason: Engine oil pressure has dropped below the shutdown threshold for high oil pressure.Effect: Engine will shut down.

POSSIBLE CAUSE CORRECTIVE ACTION

1. Refer to code 143. 1. Refer to code 143.

CODE 421 − OIL TEMPERATURE (WARNING)Reason: Engine oil temperature has exceeded the warning threshold for high oil temperature.Effect: No action is taken by the PCC. Possible loss of performance.

POSSIBLE CAUSE CORRECTIVE ACTION

1. Fault threshold is not set correctly withInPower.

1. Reset the threshold to the highest allowable setting. Determine therequired operating range before adjusting the threshold.

2. Engine or sensor circuitry problem. 2. Isolate to the engine or sensor circuitry.

Check the sensor accuracy with a thermocouple or similar temper-ature probe.

• If the PCC ambient oil temperature reading is accurate, theengine may be overheating. Refer to the engine servicemanual.

• If the PCC ambient oil temperature reading is not accurate, got t t

CODE 441 − LOW BATTERY VOLTAGE (WARNING)

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Reason: Low voltage has been detected for battery.Effect: PCC voltage supply approaching level at which unpredictable operation may occur.

POSSIBLE CAUSE CORRECTIVE ACTION

1. Weak or discharged battery. 1. Recharge or replace the battery. Specific gravity for a fully chargedbattery is approximately 1.260 at 80° F (27° C).

2. Low electrolyte level in battery. 2. Replenish electrolyte and recharge battery.

3. Battery connections loose or dirty. 3. Clean and tighten or replace the battery cable connectors andcables at the battery and the set.

4. Wrong battery voltage. 4. Verify that battery voltage 12 or 24 matches calibration.

5. Insufficient battery charging voltage. 5. Adjust charge rate of battery charging circuit, according tomanufactures instructions.

6. Engine DC alternator could be bad. 6. Replace engine DC alternator if normal battery charging voltage(12 to 14 or 24 to 26 VDC) is not obtained.

7. If the batteries are OK, the problem maybe the harness or the Base board.

7. Remove connector P7 from Base board and check battery voltageat P7−3 (B+) to P7-7 (GND) and P7−4 (B+) to P7-8 (GND).

• If the voltage at P7 is not the same as the battery voltage, theharness is bad.

• If the voltage at P7 is OK, the Base board is bad.

CODE 442 HIGH BATTERY VOLTAGE (WARNING)

CODE 1311, 1312, 1317, 1318 − CUSTOMER INPUT (WARNING/SHUTDOWN)

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Reason: The nature of the fault is an optional customer selection.Effect: Status, warning or shutdown.

POSSIBLE CAUSE CORRECTIVE ACTION

If there is no actual fault, the problem may bean external wiring problem, active input(closed or open) selection is incorrect.

Disconnect the signal lead from TB1 and reset the control.

• CUST_IN1 − TB1-4

• CUST_IN2 − TB1-5

• CUST_IN3 − TB1-6

• CUST_IN4 − TB1-7

If the message drops out, the external wiring has a short or open circuit,or the active input selection (closed/open) is not correct for customer in-

put (use service tool to check selection).

CODE 1435 − LOW COOLANT TEMPERATURE (WARNING)

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Reason: Engine coolant temperature has dropped below the warning threshold for low coolant temperature.Effect: No action is taken by the PCC. Engine may not start due to slow cranking speed.

POSSIBLE CAUSE CORRECTIVE ACTION

1. Fault simulation was enabled with In-Power.

1. With InPower, verify that the fault simulation is not enabled for thecoolant sensor.

If you do not have InPower, remove battery power from the controlto disable fault simulation overrides.

2. Fault threshold is not set correctly withInPower.

2. Reset the threshold to the lowest allowable setting. Determine therequired operating range before adjusting the threshold.

3. The engine coolant heater could be bad.(Radiant heat should be felt with handheld close to outlet hose.)

3. Coolant heater not operating due to:• Coolant heater not connected to power. Check for blown fuse,

or disconnected heater cord and correct as required.

• Low coolant level. Look for possible coolant leakage pointsand repair as required.

• Defective heater element/thermostat. With coolant heater re-moved from engine and power disconnected, flush with coldtap water for two minutes to close internal heater thermostat

(opens at 100°

 F and closes at 80°

 F). Check resistanceacross input power leads:a. Open − replace coolant heater.b. Closed − coolant heater OK (coil resistance of 10 to 60

ohms)

CODE 1438 − FAIL TO CRANK (SHUTDOWN) (LOCAL OR REMOTE)

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Reason: This indicates that the engine failed to crank after the PCC received a start signal.Effect: Engine will not start.

POSSIBLE CAUSE CORRECTIVE ACTION

1. Starter is bad. 1. Reset the control. Attempt to start, and test for B+ at the starter. Ifthere is B+ at the starter, the starter could be bad. Test starter (seeengine service manual). Replace the starter.

If B+ is not present at the starter, go to next step.

2. Base board is bad or fuse F3 on theBase board may be open.

2. Remove F3 and check continuity. If open, replace the fuse with oneof the same type and amp rating (2 Amps).

If F3 is OK, install harness tool between Base board P7 connector.Attempt to start and check for B+ at P7-23 (GEN SW B+) and P7-27(START SOL−). (These are leads to the K4 coil.)

• If there is no B+ signal, the Base board is bad.

• If there is a B+ signal, the Start Pilot Relay K4 or starter circuit-ry is bad. Go to next step.

3. Start Pilot Relay K4 or starter circuitrycould be bad.

3. Check for B+ IN at K4-1 (directly connected to battery B+). If notpresent, check for open circuit.

If there is B+ IN, attempt to start and test for B+ OUT at K4-4.• If there is no B+ OUT at K4-4, K4 is bad.

• If there is B+ OUT at K4-4, check for open circuit betweenK4-4 and starter.

Th E S i h i i i Wi h E S h b i d

CODE 1442 − WEAK BATTERY (WARNING)

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Reason: Battery is weak.Effect: No action is taken by the PCC.

POSSIBLE CAUSE CORRECTIVE ACTION

1. Weak or discharged battery. 1. Recharge or replace the battery. Specific gravity for a fully chargedbattery is approximately 1.260 at 80° F (27° C).

2. Low electrolyte level in battery. 2. Replenish electrolyte and recharge battery.

3. Battery connections loose or dirty. 3. Clean and tighten or replace the battery cable connectors andcables at the battery and the set.

4. Insufficient battery charging voltage. 4. Adjust charge rate of battery charging circuit, according to

manufacturers instructions.5. If the batteries are OK, the problem may

be the harness.5. Remove connector P7 from Base board. Check battery voltage at:

P7-3 (CNTL) to P7-7 (GND) andP7-4 (CNTL) to P7-8 (GND)

If voltage is not OK, repair defective harness.

CODE 1443 − BATTERY FAILED (SHUTDOWN)Reason: Battery is dead.Effect: Engine will not start.

POSSIBLE CAUSE CORRECTIVE ACTION

CODE 1445 − SHORT CIRCUIT (SHUTDOWN)R Thi i di t th t th t t t t h d d 175% f t d

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Reason: This indicates that the generator output current has exceeded 175% of rated.Effect: Engine will shut down.

POSSIBLE CAUSE CORRECTIVE ACTION

1. Refer to code 1444. 1. Refer to code 1444.

CODE 1471/1472 − OVER CURRENT (WARNING/SHUTDOWN)Reason: This indicates that the generator output current has exceeded 110% of rated.Effect: No action is taken by the PCC for code 1471. Engine will shut down for code 1472.

POSSIBLE CAUSE CORRECTIVE ACTION

1. Refer to code 1444. 1. Refer to code 1444.

CODE 1446 − HIGH AC VOLTAGE (SHUTDOWN)R O f th h lt h d d 130% f i l h d d 110% f i l f

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Reason: One or more of the phase voltages has exceeded 130% of nominal, or has exceeded 110% of nominal for10 seconds.Effect: Engine will shut down.

POSSIBLE CAUSE CORRECTIVE ACTION

1. Fault simulation was enabled withInPower.

1. With InPower, verify that the related fault simulation is not enabled.

If you do not have InPower, remove battery power from the controlto disable fault simulation overrides.

2. Single step large block load removal. 2. Clear fault and restart genset.

3. Fault threshold is not set correctly with

InPower.

3. Reset the threshold to the highest allowable setting. Determine the

required operating range before adjusting the threshold.

4. Base board or generator is bad. This test involves unregulated excitation of the gen- erator. To prevent damage to the generator due to overcurrent,make sure that all loads have been disconnected and that all faults have been cleared from the power output terminals of the genera- tor.

HAZARDOUS VOLTAGE. Touching uninsulated parts inside the control housing and power output boxes can result in 

severe personal injury or death. Measurements and adjustments must be done with care to avoid touching hazardous voltage parts.

Stand on a dry wooden platform or rubber insulating mat, make sure your clothing and shoes are dry, remove jewelry and use tools 

WARNING

CAUTION

CODE 1447 − LOW AC VOLTAGE (SHUTDOWN)Reason: One or more of the phase voltages has dropped below 85% of nominal for 10 seconds

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Reason: One or more of the phase voltages has dropped below 85% of nominal for 10 seconds.Effect: Engine will shut down.

POSSIBLE CAUSE CORRECTIVE ACTION

1. Fault simulation was enabled withInPower.

1. With InPower, verify that the related fault simulation is not enabled.

If you do not have InPower, remove battery power from the controlto disable fault simulation overrides.

2. Fault threshold is not set correctly withInPower.

2. Reset the threshold to the lowest allowable setting. Determine therequired operating range before adjusting the threshold.

3. Overload. 3. Check the load and correct any overload. Check operation by dis-connecting load and restarting generator set.

4. Improper connections have been madeat the generator output terminals.

4. Reconnect according to the appropriate reconnection diagram.See Section 8 .

5. PMG or field wiring could be bad. 5. Check and repair the PMG or field wiring (refer to Section 8 ).

6. Shunt wiring connection could be incor-rect.

6. Check that excitation inputs P8-21 and P8-22 are connected to thecorrect voltage. If misconnected to a high voltage, the AVR fault willshut down excitation and cause Low AC Voltage condition. (refer to Section 8 ).

7. The rotating rectifier assembly (diodesCR1 through CR6) is faulty.

7. Check each diode (refer to Section 7 ).

8. Loose connector or Base board is bad. 8. Repair connections (P8) or replace the Base board if necessary.

CODE 1449 − OVER FREQUENCY (WARNING)Reason: Generator AC output frequency is high

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Reason: Generator AC output frequency is high.Effect: No action taken by the PCC.

POSSIBLE CAUSE CORRECTIVE ACTION

1. Fault simulation was enabled withInPower.

1. With InPower, verify that the related fault simulation is not enabled.

If you do not have InPower, remove battery power from the controlto disable fault simulation overrides.

2. Fault threshold is not set correctly withInPower.

2. Reset the threshold to the highest allowable setting. Determine therequired operating range before adjusting the threshold.

3. Fuel or air delivery problem. 3. Refer to the engine service manual.

4. Loose connector or Base board is bad. 4. Repair connections (P7/P8) or replace the Base board if neces-sary.

6. PTC Troubleshooting

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g

GENERAL

This section describes the optional Power TransferControl (PTC module) and the related Fault Codesand troubleshooting procedures.

The PTC troubleshooting procedures use faultcodes, from the PCC 2100 diagnostics, and symp-toms. Conditional schematics are used with thesymptoms to help diagnose problems, including

those not covered by the fault codes.

WARNING Improper operation of the genera- tor set presents a hazard that can cause severe personal injury or death. Observe all safety pre- cautions in your generator set manuals.

WARNING AC power at the PTC Module or at the breakers or contactors present a shock haz- 

ard that can cause severe personal injury or death. Use extreme caution to avoid touching electrical contacts with body, tools, jewelry,hair, clothes, etc. Remove power from both source 1 and source 2 before removing and re

the RS-232 communications port for the service

tool, and drivers for the control panel indicatorsswitches, and meters.

Utility voltage is monitored by the PCC 2100 controvia voltage sensing transformers on the PTC module. The PTC module contains relays that are usedto drive external relays (K20 thru K23) to performthe transfer function.

Two versions of the PTC module are availablebased on the application voltage. Four optional external power relays are also required. The relaysmust be selected based on the power rating of theswitching mechanism (circuit breaker or contactor)coil voltage and mounting type. Refer to the PTC kiinstructions for relay selection.

SEQUENCE OF EVENTS

The control executes a prescribed sequence oevents for all PTC operations. The genset must seto the Auto position for the following sequence o

t t Th ti f t i l l f

4. If TDES expires without a return to acceptableSource 1 power, the control energizes the K4genset start pilot relay.

1. Source 1 is restored and within specified voltage and frequency limits.

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ge set sta t p ot e ay

5. As soon as the control senses that the genera-tor output reaches 90% (ready to load), it initi-

ates a Transfer Time Delay (Source 1 toSource 2 transfer) to give the genset time tostabilize. The transfer time delay counts down(Genset OK).

6. When the transfer time delay expires, the con-trol momentarily energizes the K22 Open UtilityRelay. The K22 relay contacts close energizingS1-1, the S1 Open Coil. The S1 breaker (or

contactor) opens and the S1-3 auxiliary contactopens to indicate that S1 is open.

7. The control verifies that the Source 1 breaker(or contactor) is open.

8. The control initiates a programmed transitiontime delay (or recharge delay), so that residualvoltage from an inductive load can decay. Thedelay counts down.

9. When the delay expires, the control momen-tarily energizes K21, the Close Genset Relay.K21 t t l i i S2 2 th S2

2. The control senses when Source 1 output iswithin the specified voltage and frequency limits. The status changes to Source 1 UtilityAvailable (S1 OK).

3. The control initiates a Retransfer Time Delay(Source 2 to Source 1) to give Source 1 timeto stabilize. The Retransfer time counts down

4. When the Retransfer time expires, the contromomentarily energizes the K20 Open Gense

Relay. The K20 relay contacts close energizingS1-2, the S2 Open Coil. The S2 breaker (ocontactor) opens and the S2-3 contacts opensto indicate that S2 is open.

5. The control verifies that the Source 2 breake(or contactor) is open.

6. The control initiates programmed transitiontime delay (or recharge delay), so that residuavoltage from an inductive load can decay. Thedelay time counts down.

TROUBLESHOOTING USING FAULTCODES

TABLE 6-1. PTC FAULT CODES AND MESSAGES

1452 Genset CB Not Closed

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The Digital Display shows only fault events (warn-ings and shutdowns). The last 20 faults can beviewed with the Digital Display. You can also read

the events in the event history file by using the PCService Tool.

Fault Events

Fault events should be considered alarms for thegenset operator. They indicate that one of the pow-er sources or the PTC is not operating correctly.Table 6-1  lists the fault codes and fault messageand Table 6-2 gives corrective actions for each faultcode.

The controller displays the fault message on theDigital Display and flashes the asterisk indicator.You must press the Reset button on the control pan-el to acknowledge a fault and clear the display.

1452 Genset CB Not Closed

1453 Genset CB Not Open

2327 PTC Fault

2329 Low S1 Frequency

2331 Low S1 Voltage

2337 PWR Tran Disabled

2338 PWR Tran Failure

2339 PWR Down Enabled

2358 High S1 Voltage

2396 S1 CB Not Close2397 S1 CB Not Open

2966 PTC Timeout

2971 No message (PTC Test Mode Active)

TABLE 6-2. PTC FAULT CODE TROUBLESHOOTING Some PTC service procedures present hazards that can result in severe personal 

injury or death. Only qualified service personnel with knowledge of electricity and machinery hazards should perform service. See Safety Precautions.

WARNING

TABLE 6-2. PTC FAULT CODE TROUBLESHOOTING (CONT.)

Some PTC service procedures present hazards that can result in severe personal injury or death Only qualified service personnel with knowledge of electricity and machinery

WARNING

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injury or death. Only qualified service personnel with knowledge of electricity and machinery hazards should perform service. See Safety Precautions.

PTC FAULT (2327)The PTC module or the communication link to the PTC module is not working properly

when PTC is enabled.

Corrective Action:1. Check for blinking light on the PTC module to indicate that it has power (Figure 6-1). If off, check for

B+ between TB3-3 and TB3-4. Check PTC status voltage between TB3-5 and TB3-6, 0.2 VDC, ifnot present, see steps 2 and 3.

2. Check to make sure cable ground shield, on the cable from the PTC module is properly groundedat the PCC2100.

3. Repower the PCC2100 control to see if fault clears. (Remove power from the control for 5 seconds,then repower).

LOW S1 FREQUENCY (2329)Low utility (S1) frequency.

Corrective Action:1. Check S1 AC inputs and wiring to PTC at TB5.

2. Check sensor set points at PCC 2100 control.

TABLE 6-2. PTC FAULT CODE TROUBLESHOOTING (CONT.)

Some PTC service procedures present hazards that can result in severe personal injury or death Only qualified service personnel with knowledge of electricity and machinery

WARNING

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injury or death. Only qualified service personnel with knowledge of electricity and machinery hazards should perform service. See Safety Precautions.

POWER TRAN FAILURE (2338)The PTC module trim is enabled, but the control could not communicate with the PTC module.

Corrective Action:1. PTC module does not have power or is not installed. Check for blinking light on the PTC module to

indicate that it has power (Figure 6−1). If off, check for B+ between TB3-3 and TB3-4. Check PTCstatus voltage between TB3-5 and TB3-6, 0.2 VDC.

2. Check all connections between TB2 (Base board) and TB3 (PTC module). (RS485 connections are

polarity sensitive).3. Cycle power off at the PCC 2100 control for 5 seconds, then repower control.

POWER DOWN ENABLED (2339)The Power Down Mode (sleep) function is enabled, but either the PTC module or the network board is

active.

Corrective Action: None required, the message indicates that the control will not go to sleep

under these conditions.

TABLE 6-2. PTC FAULT CODE TROUBLESHOOTING (CONT.)

Some PTC service procedures present hazards that can result in severe personal injury or death Only qualified service personnel with knowledge of electricity and machinery

WARNING

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injury or death. Only qualified service personnel with knowledge of electricity and machinery hazards should perform service. See Safety Precautions.

PTC TIMEOUT (2966)PTC module is not responding. PTC Status may be okay, but the PTC module is no

longer communicating.

Corrective Action:1. Check PTC status light, if not flashing see steps two and three.

2. Check cable connections between PTC module and PCC 2100 control.

3. Cycle power off at the PCC 2100 control for 5 seconds, then repower control.

(2971) NO MESSAGEPTC Test Mode active. (Fault code only displayed in InPower)

Corrective Action: None required

TROUBLESHOOTING WITH SYMPTOMS

Use the following troubleshooting guide to helpdi PTC d l bl It i di id d i t

• Start at rated speed with load

During an actual power outage the genset will star

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diagnose PTC module problems. It is divided intosections based on the symptom. Common prob-lems are listed with their possible causes. Refer to

the corrective action column for the appropriate testor adjustment procedure.

Conditional schematics are used to highlight the cir-cuit that is energized during the sequence of theevents. Always refer to the schematic and wiringdiagram package that was shipped with the equip-ment for specific information about its configuration.

Make a thorough inspection of the PTC installation-wiring to make sure that good wire harness andground connections are made. Correct any wiringproblems before performing tests or replacing anycomponents.

Test Settings

The Test mode can be set to one of four differentsettings for use with the PTC module:

• Start at idle without load

g p g gand run at rated speed with load.

Circuit Breaker Applications

When using circuit breakers as a transfer pair, makesure you find out the recharge time and enter it intothe Gen. CB and S1 CB recharge delay time settings.

Troubleshooting Warnings

WARNING Improper operation of the generator set presents a hazard that can cause severepersonal injury or death. Observe all safety precautions in your generator set manuals.

WARNING AC power at the PTC Module or athe breakers or contactors present a shock hazard that can cause severe personal injury odeath. Use extreme caution to avoid touchingelectrical contacts with body, tools, jewelryhair, clothes, etc. Remove power from bothsource 1 and source 2 before removing and re

CONDITION: UTILITY POWER FAILURE

BASE BOARD SENSES UTILITY VOLT-AGE/FREQUENCY OUT OF LIMITSAND ENERGIZES K4, GENSETSTART RELAY

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 6  -  8  

PCC 2100BASEBOARD

OPEN

O

MOMENTARYCLOSEGenset Start Pilot Relay

      J      7   -      2      7      (   −      )

      J      7   -      2      3      (      B     +      )

12 OR 24 VDC (24 VAC IN SOME APPLICATIONS)

START RELAY

GENSET CRANKS AND STARTS

AFTER TRANSFER TIME DELAY EX-PIRES, PTC MODULE MOMENTARILY

ENERGIZES K22 RELAY, ACTIVAT-ING THE S1 OPEN COIL (S1.1)

S1 OPENS, S1.3 POSITION CONTACTOPENS

WARNING  AC power at the PTC Module or at the breakers (or contactors) present a shock hazard thatcan cause severe personal injury or death. Use extreme caution to avoid touching electrical contactswith body, tools, jewelry, hair, clothes, etc. Remove power from both source 1 and source 2 before

i d l i t Th f ll i d t b f d l b t h i

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removing and replacing components. The following procedures are to be performed only by techni-cally qualified personnel.

TABLE 6-3. SOURCE 1 (UTILITY) POWER FAILS, BUT GENSET DOES NOT START

Trouble and/or Fault Code Possible Cause Corrective Action

PTC Fault − 2327, 2338 1. The PTC module or the com-munication link to the PTCmodule is not working proper-ly.

1. Check for blinking light on PTC module toindicate that it has power. If not, check forB+ between TB3-3 and TB3-4, if present,check PTC status voltage between TB3-5and TB3-6 of approx. 0.2 VDC. If no sta-tus voltage see steps 2 and 3.

2. Make sure cable ground shield, on thecable from the PTC module is properlygrounded at the PCC 2100.

3. Cycle PCC 2100 control power off for 5seconds.

Not in Auto 1. Selector Switch on gensetNot in Auto position.

1. Set selector switch on genset to Autoposition. (The PTC is disabled when theswitch is in the Manual position).

Start/TDES mode 1. Engine start time delay ac-tive. 1. Wait for engine start time delay to expire.

Genset cranks but does not start

Fault − 359 (Fail to Start)

1. Genset problem. 1. Check fuel system. Refer to genset trou-bleshooting section.

CONDITION: UTILITY FAILURE,GENSET VOLTAGE/FREQUENCYWITHIN LIMITS, S1 AND S2 OPEN

AFTER PROGRAM TRANSITIONTIME OR RECHARGE DELAY EX-

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PCC 2100BASEBOARD

CLOSE

CLOSE

MOMENTARYCLOSE

TIME OR RECHARGE DELAY EX-PIRES, PTC MODULE MOMEN-TARILY ENERGIZES K21 RELAY,ACTIVATING THE S2 CLOSE COIL

(S2.2)S2 CLOSES, S2.3 POSITION CON-TACT CLOSES

WARNING  AC power at the PTC Module or at the breakers (or contactors) present a shock hazard thatcan cause severe personal injury or death. Use extreme caution to avoid touching electrical contactswith body, tools, jewelry, hair, clothes, etc. Remove power from both source 1 and source 2 beforeremoving and replacing components The following procedures are to be performed only by techni

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removing and replacing components. The following procedures are to be performed only by techni-cally qualified personnel.

TABLE 6-4. GENSET STARTS, BUT DOES NOT ASSUME LOAD

Trouble and/or Fault Code Possible Cause Corrective Action

No S2 (Genset NA) Availablestatus.

1. Genset output voltage not ac-ceptable.

2. Genset is running at idle.

1. Start genset manually and verify Readyto Load status goes active. If does not,refer to genset troubleshooting section.

2. Wait for timeout of time delay.

S2 (Genset) Available status dis-played but genset does not as-sume load.

1. Transfer time delay active.

2. Program transition time delayactive.

1. Wait for transfer time delay to expire.

2. Wait for program transition time to expire.

S2 (Genset) Available, S1 (Util-ity) remains connected “S1 CBNot Open”

(Fault 2397)

Refer to Figure 5-2

1. No S1 Open utility signal.K22 Open Utility externalrelay not energized or defec-tive.

2. S1-1 Open coil not energizedor defective.

3. S1-3 Position indicator auxil-

iary contacts defective.

1. Check for momentary voltage pulse atK22 relay coil between TB4-8 andground.

2. Check for momentary source 2 voltage atS1-1 coil. If not present, check K22 con-tacts (should be closed during transfer). Ifpresent, check breaker or contactor.

3. Check S1-3 auxiliary contact (TB4-6 toTB4-7), with the utility breaker or contac-tor open, S1-3 should be open.

S2 Genset, not connected to 1. No S2 Close genset signal. 1. Check for momentary voltage pulse at

CONDITION: UTILITY RETURNSWITHIN VOLTAGE/FREQUENCYLIMITS

AFTER RETRANSFER TIME DELAYDELAY EXPIRES, PTC MODULE

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DELAY EXPIRES, PTC MODULEMOMENTARILY ENERGIZES K20RELAY, ACTIVATING THE S2 OPENCOIL (S2.1)

S2 OPENS, S2.3 POSITION CON-TACT OPENS

PCC 2100BASEBOARD

OPEN

OPEN

MOMENTARYCLOSE

WARNING  AC power at the PTC Module or at the breakers (or contactors) present a shock hazard thatcan cause severe personal injury or death. Use extreme caution to avoid touching electrical contactswith body, tools, jewelry, hair, clothes, etc. Remove power from both source 1 and source 2 beforeremoving and replacing components The following procedures are to be performed only by techni-

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removing and replacing components. The following procedures are to be performed only by techni-cally qualified personnel.

TABLE 6-5. PTC MODULE DOES NOT RETRANSFER WHEN SOURCE 1 UTILITY POWER IS RESTOREDAFTER A POWER FAILURE OR ON INITIAL INSTALLATION

Trouble and/or Fault Code Possible Cause Corrective Action

No S1 (Utility) Available status.(S1 NA)

1. Not in Auto.

2. Utility output voltage not ac-ceptable or Source 1 voltagesettings do not match the ap-

plication.

3. Defective PTC module.

1. Set selector switch on genset to Autoposition.

2a.Measure utility output voltage.

2b.Verify voltage settings in control with digi-tal display or service tool.

3. Verify Source 1 voltage input to PTCmodule. If input to PTC module matchesvoltage settings, PTC module is defec-tive.

S1 (Utility) Available status dis-played but utility does not as-sume load.

1. Transfer time delay active.

2. Program transition time delayactive.

1. Wait for transfer time delay to expire.

2. Wait for program transition time to expire.

S1 (Utility) Available, Genset re-mains connected “CB Not Open”

(Fault 1453)

1. No S2 Open genset signal.K20 Open Genset externalrelay not energized or defec-tive.

1. Check for momentary voltage pulse atK20 relay coil between TB4-10 andground.

2 Check for momentary source 1 voltage at

CONDITION: UTILITY RETURNSWITHIN VOLTAGE/FREQUENCYLIMITS

AFTER PROGRAM TRANSITIONTIME OR RECHARGE DELAY EX-

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 6  - 1 4 

PIRES, PTC MODULE MOMEN-TARILY ENERGIZES K23 RELAY,ACTIVATING THE S1 CLOSE COIL

(S1.2)S1 CLOSES, S1.3 POSITION CON-TACT CLOSES

GENSET SHUTS DOWN AFTERCOOLDOWN TIME DELAY

PCC 2100BASEBOARD

CL

MOMENTARYCLOSE

WARNING  AC power at the PTC Module or at the breakers (or contactors) present a shock hazard thatcan cause severe personal injury or death. Use extreme caution to avoid touching electrical contactswith body, tools, jewelry, hair, clothes, etc. Remove power from both source 1 and source 2 beforeremoving and replacing components. The following procedures are to be performed only by techni-

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removing and replacing components. The following procedures are to be performed only by technically qualified personnel.

TABLE 6-6. GENSET CONTINUES TO RUN AFTER RETRANSFER OF LOAD TO S1 UTILITY

Trouble Possible Cause Corrective Action

Genset continues to operateafter retransfer

1. Time Delay Engine Cool-down(TDEC) still active.

2. Cool down idle running

1. Wait for TDEC to expire.

2. Wait for cool down idle to expire.

Remote Start Active 1. RMT signal still active. 1. Measure voltage between TB1-1 andTB1-20 (GND). Zero VDC indicatesan active RMT signal that holds thegenset ON.

TABLE 6-7. GENSET STARTS DURING NORMAL POWER SERVICE

Trouble Possible Cause Corrective Action

Genset starts during normalpower service.

1. Remote test customer input.

2. Momentary source 1 utility voltagedip.

3 Customer supplied exercise clock

1. Check for remote test input at TB1-1.

2. Check undervoltage settings, adjustif needed.

3. Refer to customer supplied exerciserclock settings

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7. Control Adjustment and Service

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GENERAL

This section contains circuit board removal and re-placement procedures and adjustment proceduresfor the genset control.

This section also describes the function and opera-tion of engine sensors, genset options, and otherspecial features of the genset control system, suchas, customer connection points, optional run relays,

etc. Installation information is also provided forthese items where necessary.

WARNING Incorrect service or replacement o

parts can result in severe personal injury ordeath, and/or equipment damage. Service personnel must be trained and experienced to perform electrical and mechanical service.

WARNING HAZARDOUS VOLTAGE. ThePCC2100 control box must be opened only bytechnically qualified personnel. Voltages of upto 600 VAC are present in the PCC box. These

voltages can cause electrical shock, resultingin personal injury.

CIRCUIT BOARDREMOVAL/REPLACEMENT

No special tools (other than a grounding wrist strap

WARNING Ignition of explosive battery gasescan cause severe personal injury or death. Arcing at battery terminals, light switch or otheequipment, flame, pilot lights and sparks can ig

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No special tools (other than a grounding wrist strapand InPower Service tool ) are required to remove acircuit board from inside the control box. The In-Power Service tool is required when replacing theBase board.

Before replacing the Base board, make sure that acapture file of the genset’s parameter values hasbeen created using InPower. (During genset instal-lation, it was suggested that a capture file be madebefore and after changes were made to the genset

operating parameters.)

After replacing the Base board, use the capture fileas a template to write the previous settings to thenew Base board software.

Refer to INPOWER User’s Guide for specifics.

Circuit Board Removal Safety Precautions

To prevent circuit board damage due to electrostatic

q p p g p gnite battery gas. Do not smoke, or switchtrouble light ON or OFF near battery. Discharge

static electricity from body before touching batteries by first touching a grounded metal surface.

Ventilate battery area before working on or neabattery—Wear goggles—Stop genset and disconnect charger before disconnecting batterycables—Disconnect negative (−) cable first andreconnect last.

CAUTION Disconnect battery charger fromAC source before disconnecting battery cablesOtherwise, disconnecting cables can result involtage spikes damaging to DC control circuitsof the set.

WARNING Accidental starting of the generatoset can cause severe personal injury or death

Prevent accidental starting by disconnectingthe negative (−) cable from the battery terminal

MODIFYING SETUP SUBMENUS

The Setup submenus allow you to adjust systemparameters.

These three menus are intended for qualified ser

vice personnel only. For this reason, a three-digi

access code (password) must be entered before

you can proceed to those menus.

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There are three setup menus that are selectablefrom the Setup Main Menu:

• Crank/Idle Setup Menu

• Governor/Regulator Setup Menu

• Power Transfer Setup Menu

y p

CAUTION Improper adjustment of the controcan cause equipment malfunction or damage

Adjustment must be performed by technically

qualified personnel only.

PASSWORD SUBMENU

Figure 7-2 shows a block representation of the Set-up Main menu. If you press the button next to the

2.. Press the button next to the symbol to moveto the next numeric character.

3.. Press the button next to the + symbol until thevalue reads “7.”

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word “Setup” in the display, the Setup Passwordsubmenu is displayed. Use of Setup menus is re-

stricted to service personnel.

Press the Previous Main Menu button to return toMain Menu 3. Press the Home button to return toMain Menu 1.

Password submenu: If you enter the correct pass-word, the Setup Main Menu is displayed. When the

Password submenu is displayed, the first numericcharacter (0) is flashing. The access code for yourPCC is: 574. To enter the password:

1.. Press the button next to the + symbol until thevalue reads “5.”

4.. Press the button next to the symbol to move

to the next numeric character.5.. Press the button next to the + symbol until the

value reads “4.”

6.. After you have completed entering the pass

word, press the button next to the symbolThe Setup Main Menu is displayed.

If a wrong number is entered into any of the numeric

character fields, use the buttons next to the andsymbols until the correct value is entered.

If the wrong character field is selected, use the buttons next to the and symbols to move to the character field you wish to change.

SETUP MAIN MENU

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AboutPwr Tran

SetupMore>>

Main Menu 3

+Password

− nnn

CRANK/IDLE SETUP MENU

Figure 7-3  shows a block representation of theCrank/Idle Setup menu. If you press the button nextto the word “Crank/Idle” in the display, the first

Cycle Crank submenu: Cycle Crank can be enabled or disabled (default = Disable).

Number of Crank Attempts submenu: This valuecan be adjusted from 2 to 7 attempts (default = 3 at

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Crank/Idle Setup submenu is displayed.

As shown in the diagram, the Crank/Idle menu hasfive submenus. Each submenu includes a parame-ter or value that can be changed.

Press the buttons next to the and symbols in thegraphical display to navigate between the menus.Press the Previous Main Menu button to return tothe Setup Main Menu. Press the Previous MainMenu button again to return to Main Menu 3. Pressthe Home button to return to Main Menu 1.

Adjusting Values/Parameters: 

1.. Press the button next to the symbol in the dis-play until the + and − symbols are displayed.

2.. If necessary, press the button next to the orsymbols to move to the numeric character youwish to change.

3.. Press the button next to the + symbol to in-

crease the value or select parameter; press thebutton next to the − symbol to decrease the val-ue or select parameter.

4.. After adjusting values/selecting parameters,

ca be adjusted o to atte pts (de au t 3 attempts).

Crank Time submenu: This value can be adjustedfrom 2 to 20 seconds (default = 15 seconds).

Rest Time submenu: This value can be adjustedfrom 7 to 40 seconds (default = 15 seconds).

Idle Speed Adjust submenu: This value can beadjusted from 700 to 1100 RPM (default = 800RPM).

S t M i M

CRANK/IDLE SETUP MENU

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Crank/IdleGov/Reg

Pwr Tran

Setup Main Menu

Cycle CrankDisable

+Cycle Crank− Enable

Num Crank Attemptsn

+Num Crank Attempts− n

Back

Back

GOVERNOR/REGULATOR SETUP MENU

Figure 7-4 shows a block representation of the Gov-ernor/Regulator Setup menu. If you press the but-ton next to the word “Gov/Reg” in the display, the

4.. After adjusting values/selecting parameters

pressing the symbol results in the changesbeing saved. (When adjusting values, makesure the cursor is on the last numeric characte

before pressing the s mbol)

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g p y,first Governor/Regulator Setup submenu is dis-played.

The GOV/REG menu values will display “100%”. Theexpression “100%” represents the factory setting(default value) for the selected set. When increasingor decreasing the value, you are increasing or de-creasing from the factory default value. (For exam-ple, entering “200%” will double the value; “50%” willdecrease the value by one half.)

Default values are preset by the factory. Due to sitevariables, the default values may need to be adjustedto attain peak performance.

As shown in the diagram, the Gov/Reg menu hasfive submenus. Each submenu includes a parame-ter or value that can be changed.

CAUTION Improper adjustment of the Power- Command control can cause equipment mal- function or damage. Adjustment must be per- formed by technically qualified personnel only.

Press the buttons next to the and symbols in the

before pressing the symbol).

If the Home button or Previous Main Menu button is pressed before pressing the symbolthe changes are not saved.

Voltage Configuration submenu: The phasevoltage, and wire fields can simultaneously be ad

 justed. If phase = 1, the line-to-line voltage can be200, 220, 230, or 240 volts with 3 wires. If phase = 3the line-to-line voltage can be 190, 200, 208, 220

230, 240, 380, 416, 440, 460, or 600 volts with eithe3 or 4 wires. The default = 3Ph 208V 4W.

Alternator Frequency submenu: This value caneither be 50 or 60 Hz (default = 60 Hz).

Regulator Gain Adjustment submenu: This value can be adjusted from 5 to 1000 percent (default =100 percent).

If the gain adjustment is set too high, output voltagewill be unstable. If gain is set too low, the output volt-age will respond sluggishly to changes in load −overshoot may result

Set p Main Men

GOV/REG SETUP MENU

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Crank/IdleGov/Reg

Pwr Tran

Setup Main Menu

Voltage Confignn Ph nnn V nnn W

+Voltage Config− nn Ph nnn V nnn W

Alternator Frequencynn Hz

Back

GOVERNOR/REGULATOR SETUP MENU(CONT)

Speed Droop Mode submenu (Begin Version 

amount of speed droop for a full standby/primerated kW load.

Voltage Droop Mode submenu (Begin Version2.303): Select between Constant and Droop kVAR

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2.303): Selects between Isochronous and DroopkW Sharing droop modes (default = Isochronous).

Speed Droop Percent submenu (Begin Version 2.303): This value can be adjusted from 0 to 10 per-cent (default = 5%). This adjustment sets the

Sharing Droop modes (default = Constant).

Voltage Droop Percent submenu (Begin Version 2.303): This value can be adjusted from 0 to 10percent (default = 4%). This adjustment sets theamount of voltage droop for a 0.8 pf full standbyrated load.

GOV/REG SETUP MENU (CONT)

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+Speed Droop Mode− Isoch

Speed Droop Percent5.0%

+Speed Droop Percent− 5.0%

Volt Droop ModeConstant+Volt Droop Mode− Constant

Back

Back

Back

CONT

Speed Droop ModeIsoch

POWER TRANSFER SETUP MENU

Figure 7-5  shows a block representation of the

Power Transfer menu. If you press the button next

Remote Start Configuration submenu: Used toselect the test mode to be executed when a PTCtest is initiated (default = Start-Rated). The fouselection are:

• Start Idle Idle/Rated w/o load transfer

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to the word “Pwr/Tran” in the display, the first Power

Transfer Setup submenu is displayed.

As shown in the diagram, the Power Transfer menu

has seven submenus. Each submenu includes a

parameter or value that can be changed.

Press the buttons next to the and symbols in the

graphical display to navigate between the menus.Press the Previous Main Menu button to return to

the Setup Main Menu. Press the Previous Main

Menu button again to return to Main Menu 3. Press

the Home button to return to Main Menu 1.

Adjusting Values/Parameters 

1.. Press the button next to the symbol in the dis-

play until the + and − symbols are displayed.

2 If th b tt t t th

• Start−Idle = Idle/Rated w/o load transfer

• Start−Rated = Rated w/o load transfer

• Start−Idle = Idle/Rated w/load transfer

• Start−Idle = Rated w/load transfer

Time Delay Transfer submenu: This value can beadjusted from 0 to 120 seconds (default = 10 sec-onds).

Sets the time delay from the time the genset is ready

to load to the time the utility contactor is opened.Time Delay Re-Transfer submenu: This valuecan be adjusted from 0 to 1800 seconds (default =10 seconds).

Sets the time delay from the time the utility is backon line to the time the genset contactor is opened

Time Delay Program Transfer submenu: Thisvalue can be adjusted from 0 to 60 seconds (defaul= 1 second).

Sets the time delay from the time the genset contactor is opened to the time the utility contactor is

Setup Main Menu

PWR TRAN SETUP MENU

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Crank/IdleGov/Reg

Pwr Tran

Remote Start ConfigStart-Rated-Trans

+Remote Start Config− Start-Rated-Trans

Time Delay Transnnn Sec

Time Delay Re−trans

+Time Delay Trans− nnn Sec

Back

Back

PCC CONTROL PANEL BOX

COMPONENTS (STANDARD/OPTIONAL)

The PCC control panel box (Figure 7-6) contains

box can be equipped with one or more of the following components.

Relay K4

Relay K4 is the Starter Pilot relay that is used to en

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components that provide connection points for re-

mote control and monitor options. The control panel

y yergize the starter solenoid. K4 is part of the engine

harness assembly.

RELAY K4(MOUNTEDON BACK)

Network Communications Module(Optional)

The Network Communications Module (NCM) pro-vides an interface for data from the genset to othermodules on the network It communicates with the

PCC 2100 baseboard providing complete monitoring and control of the genset. Refer to the PowerCommand Network Installation and Operator’sManual (900−0529) for instructions on network wiring and network software information.

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modules on the network. It communicates with the

BASE CIRCUITBOARD (A1)

NETWORKCOMMUNICATION

MODULE (NCM)

CONNECTOR (J6)

RIBBON CABLE

TB1 Customer Inputs

Refer to Page 8-7 for typical connections to TB1.

Remote Start:  When the O/Manual/ Auto switch isin the Auto position, grounding this input initiates

TB1 Customer Outputs

Refer to Page 9-7 for typical connections to TB1.

C O 1 h h 4 O f

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p g g pthe engine cranking and start sequence. This circuit

must be opened to permit resetting a shutdown con-dition with the Reset input.

Remote Emergency Stop:   Grounding this inputcauses an immediate shutdown. Emergency stopmust be reset at the front panel.

Remote Reset:  When the O/Manual/ Auto switch isin the Auto position and the remote start switch isopen, grounding this input resets any warning andshutdown fault (except Emergency Stop, whichmust be reset at the genset front panel.)

Customer Fault Inputs 1 through 4:  Groundingany one of these inputs activates the correspondingwarning or shutdown sequence.

External sensing equipment must be connected tothe designated digital input.

The nature of the fault is an optional customerselection. Example inputs: Low Fuel Day Tank, Wa-ter In Fuel, Ground Fault, Low Starting Hydraulic

Customer Outputs 1 through 4:  One set of nor

mally open (NO) contacts, rated for 2 amps at 30VDC for each of the four output signals. The relayscan be used to control small devices and indicatolamps.

The nature of the customer output signal (contactsclosed) is an optional customer selection. Exampleoutputs: Genset running, common warning, com

mon fault, load shed, ready to load, etc.

Each relay can be independently programmed (using InPower) to energize as follows.

 • Enable/disable output. Default setting:

Enable 1 through 4

•Status, Warning or Shutdown. Default setting

1 − Common warning2 − Common shutdown3 Not in Auto

Control Relays (K10, K11, K12) (Optional)

CAUTION Damage to the Base board can oc- cur if the voltage suppressors (Figure 7-8  ) are not installed across relay coils (A1/A2) before 

relay with 2 poles normally open and two poles normally closed.

These relays (Figure 7-8) are used to control auxiliary equipment, such as fans, pumps and motorizedair dampers Energizing of the relays is user defin

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connecting genset battery cables.

The three optional control relays are rail mountedinside the control panel box. Each relay is a 4-pole

air dampers. Energizing of the relays is user definable (refer to TB1 Customer Outputs  in this section

for customizing information.)

The contacts are rated at 10 amps at 600 VAC.

BASE CIRCUIT BOARD (A1)

ENGINE SENSORS

Refer to the genset documentation for sensor loca-tions.

Th il d l d f i

high coolant temperatures and the oil sender, prehigh oil temperature.

The oil pressure sender functions by converting thesensed oil pressure to voltage which varies thesupplied 5 VDC to the sender. The output signal o

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The oil and coolant temperature senders function

by varying the resistance with the coolant and oiltemperature. With 5VDC supplied to the sensors,the output signal (which varies with temperature) issupplied to the Base board. The coolant sender en-ables the Base board to detect low, pre-high and

supplied 5 VDC to the sender. The output signal othe sender is approximately 0.5 VDC at 0 psi and

4.5 VDC at 100 psi.

The low coolant level switch functions by closing thecircuit to the engine chassis ground (battery negative [−]).

MAGNETIC SPEED PICKUP UNIT (MPU)INSTALLATION

To install the MPU sensor, bar the engine until agear tooth on the flywheel lines up in the center ofthe mounting hole Thread the sensor in gently by

MPUSENSOR

PRELIMINARY

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the mounting hole. Thread the sensor in gently byhand until it just touches the gear tooth. Back it out

one quarter turn and set the locknut.

CAUTION Do not use fan blade to bar over en- gine. That can damage blades and cause prop- erty damage and personal injury.

ENGINEFLYWHEELRING GEAR

FIGURE 7-9. MPU SENSOR

CURRENT TRANSFORMER (CT)INSTALLATION

Current transformers (CT’s) are required on gen-sets that contain AC meters. The CT’s must beinstalled as noted in the following CT Installation

B. CT1 − U load leads (A phase)CT2 − V load leads (B phase)CT3 − W load leads (C phase)

C. Route the appropriate leads through each CT

• 6 lead generator sets − generator outpu

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installed as noted in the following CT Installation Requirements . Improper installation of CT’s willcause a “1459 Reverse Power” shutdown error.

Refer to the Reconnection Diagram to identify theoutput leads/phase that must be routed througheach CT, and also appropriate transformer postselection for meter sensing leads. The transformersare labeled CT1, CT2 and CT3 on the reconnectionwiring diagram. (The Reconnection Diagram is lo-

cated on the upper side cover of the control hous-ing.)

CT Installation Requirements

A. The CT has a dot on one side. This dot must befacing toward the generator (conventional cur-rent flowing into the dot). A dot is also used toindicate pin 1 of the CT.

g g pleads are routed through the CT’s.

• 12 lead generator sets − load wires arerouted through the CT’s.

D. Reconnectable gensets (12 leads) have duasecondary CT’s (3 pins). The CT secondarywire marked 1 is connected to pin 1 of the CTCT secondary wire marked 2/3 is connected topin 2 for high voltage gensets or to pin 3 for lowvoltage gensets. (Refer to Reconnection Dia

gram.)Non-reconnectable gensets (6 leads) havesingle secondary CT’s (2 pins).

• The lead from CT terminal #1 connects tothe metering circuitry.

• The lead from CT terminal #2/3 connectsto ground.

8. Wiring Diagrams

GENERAL • Page 8-3 Power Transfer Control Module In

PRELIMINARY

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GENERAL

This section consists of the schematic and connec-tion wiring diagrams referenced in the text. The fol-lowing drawings are included.

• Page 8 3, Power Transfer Control Module Interface (Line-Line Applications)

• Page 8-4, Control Diagram

• Page 8-5, Customer Connections

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THIS IS A REPRESENTATIVE (GENERIC)

SCHEMATIC/WIRING DIAGRAM. FORTROUBLESHOOTING, REFER TO THEWIRING DIAGRAM PACKAGE THAT WASINCLUDED WITH YOUR GENSET.

PTC MODULE (LINE-TO-LINE) AC WIRING0300 5382 01 02

PCC 2100BASEBOARD

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8-3

MODIFIED 630-2574 S

JUMPER LOCATIONSFOR SINGLE PHASE, 2-WIRE

110V − 120V L-N

JUMPER LOCATIONSFOR SINGLE PHASE, 3-WIRE

200V − 240V L-L

JUMPER LOCATIONSFOR THREE PHASE,

190V − 240V L-L

JUMPER LOCATIONSFOR THREE PHASE,

380V − 600V L-L

0300−5382−01, −02

(USE 0300−5382FOR VOLTAGE R190V−240V L−L,

(USE 0300−5382FOR VOLTAGE R380V−600V L−L,

JUMPERS SHOWN FOR208V LINE-TO-LINE VOLTAGE

LINE-TO-LINE0300−5382−01,

−02THE COMMUNICATIONS CABLE SHIELDMUST BE GROUNDED AT THEBASEBOARD EARTH GROUND STUD.

THE MAXIMUM DISTANCE BETWEEN THEPTC MODULE AND THE PCCBASEBOARD IS 100 FEET (30.4 METERS).

PTC MODULE RELAY OUTPUTSARE RATED 250VAC/5A. IF HIGHERPOWER/VOLTAGE IS NEEDED TODRIVE CIRCUIT BREAKERS,ADDITIONAL RELAYS MUST BEADDED IN THE FIELD, AS SHOWNON THE RIGHT SIDE OF THISPAGE.

      G      R      O      U      N      D

AWG #16 WIRING

AWG #20 WIRING2A

(F1)

 

POWER TRANSFER CONTROL INTERFACE (LINE-LINE APPLIC

THIS IS A REPRESENTATIVE (GENERIC)

SCHEMATIC/WIRING DIAGRAM. FORTROUBLESHOOTING, REFER TO THEWIRING DIAGRAM PACKAGE THAT WASINCLUDED WITH YOUR GENSET.

PRELIMINARY

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8-4

No. 630-2574 Sh 7 Rev. AModified 1−2003

 

CONTROL DIAGRAM

THIS IS A REPRESENTATIVE (SCHEMATIC/WIRING DIAGRA

TROUBLESHOOTING, REFER WIRING DIAGRAM PACKAGE TINCLUDED WITH YOUR GENSE

PRELIMINARY

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8-5

No. 620-02Rev. AModified 4−

VOLTAGE SUPPRESSORS MUST BEINSTALLED BEFORE POWER IS APPLIED TO

THE CONTROL OR GENSET TO PREVENTDAMAGE TO BASE BOARD

 CUSTOMER CONNECTIO