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INDEX 1. Introduction .......................................................................................................... 3 1.1 General safety warnings .............................................................................. 3
2. Removing the tray ............................................................................................... 43. Removing the cup heating plate ........................................................................ 64. Removing the panels .......................................................................................... 7 4.1Removingtheprofileside ............................................................................ 7 4.2 Removing the rear panel ............................................................................. 8 4.3Removingthecoffeeunitguard .................................................................. 9 4.4 Removing the lower front panel ................................................................. 10
5. Layout of main components ............................................................................. 11 5.1 Top view .................................................................................................... 11 5.2 Rear view .................................................................................................. 12 5.3L sideview .............................................................................................. 13 5.4R sideview ............................................................................................. 14 5.5 Removing the electrical panel ................................................................... 15 5.6 Layout of the electrical panel ..................................................................... 15
6. Adjustments - Resets ........................................................................................ 16 6.1Ad ustingmixedwater ............................................................................... 16 6.2Bleedingtheairfromthecircuit ................................................................. 16 6.3 Resetting the service boiler safety thermostat .......................................... 16 6.4 Resetting the small boiler safety thermostat ............................................. 17 6.5 Resetting the unit safety thermostat .......................................................... 17
7. Removals - Replacements ................................................................................ 18 7.1 Replacing the cup heating plate heating element ..................................... 18 7.2 Replacing the cup heating plate probe ...................................................... 18 7.3 Replacing the small boiler heating element ............................................... 19 7.4 Replacing the boiler thermostat ................................................................. 21 7.5 Replacing the unit small boiler .................................................................. 21 7.6 Replacing the coffee boiler heating element ............................................. 23 7.7 Replacing the pump .................................................................................. 24 7.8 Replacing the pump motor ........................................................................ 25 7.9 Replacing the LED plate ............................................................................ 26 7.10Replacingtheboilerfillingsolenoidvalve................................................ 26 7.11Replacingthemixedwatersolenoidvalve .............................................. 27 7.12Replacingthehotwatersolenoidvalve ................................................... 28 7.13Replacingthecoolingcyclesolenoidvalve ............................................. 29 7.14Replacingthepurgesolenoidvalve ........................................................ 29 7.15Replacingthepre-infusionsolenoidvalve ............................................... 31 7.16Replacingtheunitsolenoidvalve ............................................................ 31 7.17Replacingthedisplacementcounter ....................................................... 32 7.18Replacingthepumppressuretransducer ............................................... 33 7.19Replacingtheserviceboilerpressuretransducer ................................... 33 7.20Replacingthepre-infusionexpansionboard ........................................... 34 7.21Replacingtheelectronicboard ................................................................ 34 7.22 Replacing the electrical panel components ............................................. 35 7.23Replacingthedisplayboard .................................................................... 36 7.24Replacingtheunitdisplay ....................................................................... 37 7.25 Removing the service boiler .................................................................... 39 7.26 Replacing the steam tap .......................................................................... 40 7.27 Replacing the safety thermostat .............................................................. 41 7.28Replacingthewaterdispensingtapbutton ............................................. 41 7.29 Replacing the LED bar ............................................................................ 42 7.30 Replacing the main switch ....................................................................... 43 7.31Removingtheheadandgas ets ............................................................. 44
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8. Programming by the technician ....................................................................... 45 8.1 Language .................................................................................................. 46 8.2 Name ......................................................................................................... 46 8.3 Service tel. ................................................................................................. 46 8.4 Number of units ......................................................................................... 46 8.5 Chrono function ......................................................................................... 47 8.6Inta e coffee ........................................................................................... 47 8.7 Watt ........................................................................................................... 47 8.8Steampressuretransducer ....................................................................... 47 8.9 Pump pressure offset ................................................................................ 48 8.10Programmingdoses ................................................................................ 48 8.11Fourdoses ............................................................................................... 48 8.12 Displacement counter offset 1-2-3 .......................................................... 48 8.13 Sensitivity ................................................................................................ 49 8.14 Maintenance cycles ................................................................................. 49 8.15 Temperature ............................................................................................ 49 8.16 Temperature (C° / F°) .............................................................................. 49 8.17 Boiler temperature ................................................................................... 50 8.18 Unit temperature offset ............................................................................ 50 8.19 Inactivity time ........................................................................................... 50 8.20 Filling timeout .......................................................................................... 51 8.21Waterfilter ............................................................................................... 51 8.22Numberofcredits .................................................................................... 51 8.23 Cooling cycle ........................................................................................... 51 8.24Password ................................................................................................. 52 9. Hydraulic diagram ............................................................................................. 53 10. Wiring diagram ................................................................................................ 54
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1. INtRoDuctIoN
- Thismanualwaswrittenonlytobeusedbyauthorisedtechniciansofthemanufactur-er.
1.1 General safety warnings
- Whenoperatingon themachine,ma esure that themainswitchand themachineswitch are in oFFpositionandthatthewatersupplytapisclosed.
- Whensomeoperations ad ustmentsneedtobecarriedoutwiththepoweron,operate with extreme care.
- Whenoperatingon themachine,chec that thewatercontained in themachine iscold.
- Whensomeoperations ad ustmentsneedtobecarriedoutwiththemachineatoper-ating temperature, operate with extreme careandusesuitablepersonalprotectiveequipment.
- Suitablepersonalprotectiveequipmentmustbeworninanycaseasrequiredbycur-rent safety regulations in the country of use.
- Currentspecificregulationsinthecountryofusemustbefollowedatalltimes.
- Seetheattachedwiringdiagramforalloperationsontheelectricalsystem.
- Seetheattachedwaterdiagramforalloperationsonthewatersystem.
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2. REmovING tHE tRAy
- Remove the grille (1).
- Liftandremovethetray(2).
- ndothefourAllenscrews(3).
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- Loosenthescrew(4)andremovethetraysupport(5).
When reassembling the tray (5) check the conditions of the oR gaskets (6) and grease them.
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3. REmovING tHE cuP HEAt-ING PLAtE
- nscrewscrew(1)onbothsides.
- Remove the grilles (2).
- Lift the cup heating plate (3).- Disconnect the connector (4) of the probe.- Disconnect the heating element connector (5).- Remove the cup heating plate (3).
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4. REmovING tHE PANELS
Remove the side panels and the cup heat-ing plate to access all the internal ma-chine components.
4.1 Removing t e profile side- Unscrew the screws (1).
-Removetheprofileside(2).
- Unscrew the screws (3) fastening the panel (4).
- Remove panel (4).
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4.2 Removing the rear panel- nscrewthetwosidescrews(1).
- Removethepipe(2)connectingthetwoshoulders.
- Unscrew the three screws (3). - Loosen the three screws (4).
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4.3 Removing the coffee unit guard- nscrewthescrews(1)onbothsides.
- Remove the rear panel (5).
- Widenthetwoguards(2)andremovethem.
- Pullouttheguard(3)withthedisplaytowardthefront.
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- Disconnecttheconnectors(4)and(5).
4.4 Removing the lower front panel- Loosen the two Phillips screws (1).
- Pull out panel (2).
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5. LAyout oF mAIN comPoNENtS5.1 top view1)Unit “1” boiler2)Unit “2” boiler3)Unit “3” boiler4) nit“1”displacementcounter5) nit“2”displacementcounter6) nit“3”displacementcounter7) nit“1”pre-infusionsolenoidvalve8) nit“2”pre-infusionsolenoidvalve9) nit“3”pre-infusionsolenoidvalve10) RH steam tap shut-off tap11) LH steam tap shut-off tap12) Service boiler13)Steampressuretransducer14) Safety valve15) Pump motor16) Water pump17)Drainsolenoidvalve18) Unit 1 shut-off tap19) Unit 2 shut-off tap 20) Unit 3 shut-off tap
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5.2 Rear view1) Service boiler2)Drainmanifold3)Coolingcyclesolenoidvalve(boilerwater regen-
eration)4)Steamboilerdraintap5)Mixedwatersolenoidvalve
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5.3 LH side view1)Loadingflange2)Pumppressuretransducer3)Waterloadingsolenoidvalve4) LED plate5) Main electronic control unit6)Pre-infusionexpansionboard7)FrontandsideLEDon offswitch
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5.4 RH side view1)“Purge”drainconnections2) “Purge” button3)“Purge”solenoidvalve4)Expansionvalve5) LED plate6) Boiler heating elements
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- Pull out the electrical panel (2).
5.6 Layout of the electrical panel1) Power relay2)Triacboard(unitheatingandsmallboilerpre-heat-
ing)3) High voltage self-centring connector4) Single phase static relays to control steam boiler
heating5)Condenser6)WIFIinterfaceboard(optional)7) Power unit cooling fan8)Switchingpowerunit(stabilisedtransformer)9) Fuse “F2” 3.15 A - LED fuse10) Fuse “F1” 1 A - Control unit fuse
5.5 Removing the electrical panelRemovethelowerfrontpanelasdescribedintherel-evant paragraph- nscrewthetwo nobs(1)locatedunderthefront
of the machine.
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6. ADJuStmENtS AND RESEtS6.1 Adjusting mixed water
- Actonthescrew(1)ofthemixedwatersolenoidvalvelocatedintheleftrearlowerpart,toad ustthe amount of coldwater that ismixedwith hotwaterduringwaterdispensing.
6.2 Bleeding the air from the circuit
- Press button (1), located in the right front lowerpart,toenergisethecoilsandbleedanyairfromthe circuit.
- eep the button pressed until onlywater comesoutofthedrain,notwatermixedwithair.
6.3 Resetting the service boiler safety thermo-stat
- RemovetheR sidepanelasdescribedintherel-ative paragraph.
- Press the safety thermostat (1) to reset it.
If the thermostat trips again when the machine is restarted after re-setting the safety thermostat, check the boiler heating elements and the other thermostats in the machine.
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6.4 Resetting the small boiler safety thermostat
- Removethecupheatingplateasdescribedintherelevant paragraph.
- Press the safety thermostat (1) to reset it.
If the thermostat trips again when the machine is restarted after re-setting the safety thermostat, check the adjustment of the small boiler temperature thermostat or its proper functioning.
6.5 Resetting the unit safety thermostat
- Removetheunitguardsasdescribedintherele-vant paragraph.
- Press the safety thermostat (1) to reset it.
If the thermostat trips again when the machine is restarted after re-setting the safety thermostat, check the adjustment of the small boiler temperature thermostat or its proper functioning.
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7. REmovAL AND REPLAcEmENt7.1 Replacing the cup heating plate heating ele-
ment- Removethecupheatingplateasdescribedinthe
relevant paragraph.- nscrewthenut(1)connectingthegroundwire.
- seaspatulatoremovetheadhesiveheatingele-ment (2).
- Cleanthesurfaceofglueresidues.- Screwthegroundnutbac inandgraduallyplace
the heating element (2) on the surface so that therearenoairbubblesbetweenthesurfaceandthe heating element.
7.2 Replacing the cup heating plate probe- Removethecupheatingplateasdescribedinthe
relevant paragraph.- nscrewthenut(1)andremovethestoppingplate
(2).
- nscrewthenut(3)andremovetheprobe(4).
When reassembling, spread conductive paste between the probe and the cup heating plate.
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7.3 Replacing the boiler heating element
cut the power to the machine by setting the upstream main switch to oFF.
- Remove theunit guardasdescribed in the rele-vant paragraph.
- Removethelowerfrontpanelasdescribedintherelevant paragraph.
- Ensurethemachineisoffandthewatersupplytapisclosed.
- Drain the coffee circuit by opening the tap (1) of the boiler unit.
- Disconnect the two Faston connectors (2) from heating element (3).
- Disconnectthewaterdraintube(4);presstheringnutandpullthetube.
- Unscrew the nut (5) of the water supply tube.
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- Unscrew the screws (6) fastening the boiler cover.
- Use a plastic hammer to tap the cover (7) to facili-tate its removal.
- Remove the cover (7).
- nscrewthenuts(8)andreplacetheheatingele-ment (9).
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Refit ever t ing operating in reverse or-der from removal checking the condition of the gasket (10) and replacing it if it is worn. check proper electrical connection of the heating element and of the safety thermostat.
7.4 Replacing the boiler thermostat- Removetheboilercover(1)asdescribedinpara-
graph “Replacing the boiler heating element”.- nscrew the nut (2) and remove the thermostat
(3).
When reassembling, spread conductive paste on the contact surfaces between the thermostat (3) and the cover (1).
7.5 unit boiler replacement.- Removethecupheatingplateandthefrontpanel
asdescribedintherelevantparagraphs.- Drainthecoffeecircuitoftheboilertoberemoved
by opening the relevant tap (1).
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- Disconnect the boiler electrical connections (2). (3).
- Disconnect the probe connector (4).
- Unscrew the two water connection tubes (5).
- Loosen thenuts (6), lift it anddetach it from thesupportbrac et(7).
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- Disconnect the connectors (8) of the heating ele-ment and unscrew the nut (9) connecting the drain tap.
- Replace the boiler by operating in inverse order of removal, reconnecting the electrical cables ac-cording to the attached wiring diagram.
7.6 Replacing the coffee boiler heating element
Cut the power to the machine by setting the upstream main switch to OFF.
- Remove the RH side panel and the cup heating plate as described in the relevant paragraphs.
- Open the tap (1) to drain the water from the boiler (2).
- Disconnect all wires connecting the heating ele-
ment (3) to the machine wiring, unscrewing the relevant nuts (4).
- Remove the Seeger ring (5) and guard (6).- Remove the heating element (3).
- Refit everything operating in reverse order fromremoval checking the condition of the heating ele-ment and replacing it if it is worn.
- Connect the wiring following the instructions on the wiring diagram attached to this manual.
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7.7 Replacing the pump- Removethecupheatingplateasdescribedinthe
relevant paragraph.- Disconnect the pump from tubes by unscrewing
nuts(1)and(2).
- Loosen the strap (3).
- Remove the complete pump (4): When reassembling, pay attention to properly fitthepumppinontothecran shaft.
When reassembling, pay attention to properl fit t e pump pin onto t e cran -shaft.
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7.8 Replacing the pump motor- Remove the cup heating plate and the L side
panelasdescribedintherelevantparagraphs.- Remove the pump as described in the relevant
paragraph without disconnecting the inta e anddeliverypipes.
- nscrew the two screws (1) andmove the LEDplate(2)withtherelevantbrac et(3).
- Loosen the screws (4) fastening the pump to the plate (5).
- Disconnectthetwopumpconnectors(6)and(7).
- Liftthepumpmotor(8)detachingitfromtheplate(5)andremoveit.
- Reassembleeverythinginreverseorderofremov-al, paying attention to connect connector (7) to the 3-wayconnectorbelowit;seethewiringdiagram.
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7.9 Replacing the LED plate-Removethesidepanelasdescribedintherelative
paragraph. - Unscrew the two screws (1).
- Disconnecttheconnector(2)fromthe unctionboxandreplacethecompleteplate(3).
.1 Replacing t e boiler filling solenoid valve- RemovetheL sidepanelasdescribedintherel-
evant paragraph.- Disconnect the two Faston connectors (1) from the
coil (2).
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- Unscrew the nut (3) of coil (2).
- ndothefourscrews(4)andremovethecore(5)ofthesolenoidvalve.
- When reassembling, pay attention to properly con-nect the Faston connectors to the coil.
When reassembling the core, pay atten-tion to properly reassemble the gasket, core and spring.
7.11 Replacing the mixed water solenoid valve- RemovetheL sidepanel,theL sideprofileand
therearpanelasdescribed in therelevantpara-graphs.
- Unscrew the two bushings (1).
- Unscrew screw (2).
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- Removetheleftshoulder(3).
- nscrew the screws (4) fastening the solenoidvalve(5)tothebrac et(6).
- DisconnectthetwoTeflontubes(7).- Disconnect the two Faston connectors (8). - Remove the clip (9) to replace the coil or replace
theentiresolenoidvalve(5).- When reassembling, pay attention to properly con-
nect the Faston connectors to the coil.
7.12 Replacing the hot water solenoid valve- Removethecupheatingplateasdescribedinthe
relevant paragraph.- Disconnect the Faston connectors (1).- nscrewthetwonuts(2)andremovethesolenoid
valve (3).- Replacethecoilorsolenoidvalveandreassemble
ininverseorderofremoval.
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7.13 Replacing the cooling cycle solenoid valve- Removethecupheatingplateasdescribedinthe
relevant paragraph.- Disconnect the Faston connectors (1).
- nscrewthenut(2)andremovethecoil(3).
- ndothefourscrews(4)andremovethecore(5).- When reassembling, pay attention to properly con-
nect the Faston connectors to the coil.
When reassembling the core, pay atten-tion to properly reassemble the gasket, core and spring.
7.14 Replacing the purge solenoid valve.- RemovetheR sidepanelasdescribedintherel-
ative paragraph.- nscrew the two screws (1) andmove the LED
plate(2)withtherelevantbrac et(3).
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- Cut the strap (4).
- Disconnect the tube (5).
- Loosenthenut(6)fasteningtheflange(7)tothebrac et.
- Disconnect the Faston connectors (8).
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- Positionaspanneronthesolenoidvalvebody(9)andunscrewitfromtheflange(7).
- When reassembling, pay attention to properly con-nect theFastonconnectors to thecoilandplacethestrapbac initsoriginalposition.
7.15 Replacing the pre-infusion solenoid valve.- Removethecupheatingplateasdescribedinthe
relevant paragraph.- Disconnect the Faston connectors (1).
- nscrewthethreenuts fittings(2)andremovethesolenoidvalve(3).
- When reassembling, pay attention to properly con-nect the Faston connectors to the coil.
- nscrewthethreenuts fittings(2)andremovethesolenoidvalve(3).
- When reassembling, pay attention to properly con-nect the Faston connectors to the coil.
7.16 Replacing the unit solenoid valve- Removetheunitguardsasdescribedintherele-
vant paragraph.- Disconnect the Faston connectors (1) with a nee-
dle-noseplier.
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- Open thewire strap (2)anddisconnect the tube(3).
- ndothefourscrews(4)andremovethecorewithcoil (5).
- When reassembling, pay attention to properly con-nect the Faston connectors to the coil.
When reassembling the core, pay atten-tion to properly reassemble the gasket, core and spring.
7.17 Replacing the displacement counter.- Removethecupheatingplateasdescribedinthe
relevant paragraph.- ndothescrew(1)andremovethehead(2).
- nscrewthenuts(3)anddisconnectthetubes(4).
- Loosenthetwonuts(5)locatedunderthesupportsquare,thenpulloutthedisplacementcounter(6).
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7.18 Replacing the pump pressure transducer- Removetheleftpanelasdescribedintherelevant
paragraph.- Cutthestraps(1)fasteningthetransducercableto
the machine wiring.
- nscrewthetransducer(2).
- nscrew screw (3) and disconnect contacts (4)fromtransducer(2).
7.19 Replacing the service boiler pressure trans-ducer
- Removethecupheatingplateasdescribedinthe
relevant paragraph.- nscrewthetransducer(1).- nscrew screw (2) and disconnect contacts (3)
fromtransducer(1).
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7.20 Replacing the pre-infusion expansion board - Remove the cup heating plate and the L side
panelasdescribedintherelevantparagraphs.- sealongPhillipsscrewdriver(1)tounscrewthe
fasteningscrewoftheexpansionboard
- Disconnect the connectors (2).
- Pullouttheboard(3)anddisconnecttherearcon-nector (4).
mark the position of connectors so that they are inserted in the relevant seat when the board is reassembled.
7.21 Replacing the electronic board- RemovetheL sidepanelasdescribedintherel-
evant paragraph.- nscrew the two screws (1) andmove the LED
plate(2)withtherelevantbrac et(3).
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- ndothetwoscrews(4)andremovethecover(5)oftheelectronicboard.
- Disconnect all connectors of board (6), unscrewthethreeflangednuts(7)andremovetheboard.
- Connect theconnectormar ed“AT”toconnector(2),and theconnectormar ed“BT” toconnector(3).
7.22 Replacing the electrical panel components
to perform this check, the electrical con-nection must be inserted, therefore the electrical panel components (4) are pow-ered up.
operate with utmost care.
- Inordertochec properoperationoftheelectricalpanelcomponents,pullthepaneloutandconnecttherelevantextension,supplieduponrequest.
- Removethelowerfrontpanelasdescribedintherelevant paragraph.
- Pullouttheelectricalpanelasdescribedintherel-ative paragraph.
- Insert theextension(1) inplaceof thepanel intothe machine.
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7.23 Replacing the display board- Removethecupheatingplateasdescribedinthe
relevant paragraph.- Loosenthefournuts(1),twooneachside.
- Iftheplate(5)isremoved,assembletheconnec-torsasshowninthefigure,payingattentiontopo-sitiontheguide(6), forbothconnectors,asposi-tionedinthefigure.
- Disconnect the connector (2).
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- Pulloutthedisplayboard(3).
- ndothescrew(4)andremovetheframe(5).- nscrewthetwoscrews(6)andremovethedis-
playboard(7)frombrac et(8).
7.24 Replacing the unit display- Removethecoffeeunitguardsasdescribedinthe
relevant paragraph.- Disconnectthetwoconnectors(1)and(2)andre-
move the sponge (3).
- Unscrew the three front screws (1).
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- Removetheexternalframe(2).
- Remove the internal frame (3).
- nscrewthetwoscrews(4)andremovethedis-play (5).
- After replacing thedisplay, set thedip-switch (6)accordingtothefact thatunit“1”,“2”or“3” is in-stalled;seethefiguretoad ustthedip-switch.
1
ON ECE
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1
ON ECE
2 3 4
1
ON ECE
2 3 4
1st unit 2nd unit
3rd unit
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7.25 Removing the service boiler- Remove the cup heating plate and the R side
panelasdescribedintherelativeparagraphs.- Disconnect the heating element (2) electrical con-
nection cables (1).- nscrewthenut(3)andremovethegroundwire
(4). - nscrewthenut(5)anddisconnecttherightsteam
tap connection tube (6).
- nscrewandremovethetemperatureprobe(7).- Disconnect the maximum level probe connector
(8). - Disconnect the minimum level probe connector
(9). - nscrewthenut(10)anddisconnecttheairbleed
tube (11).
- nscrewthenut(12)andremovethetransducertube (13).
- nscrewthenut(14)anddisconnecttheleftsteamtap connection tube (15).
- nscrew thenuts (16)anddisconnect themixedwatersolenoidvalveconnectiontube(17).
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- nscrewthenut(18)oftheboilerdraintube.
- Cut the strap (19) and remove the safety valvedraintube(20).
- Pullouttheboilerupwards.
7.26 Replacing the steam tap- Removethecupheatingplateasdescribedinthe
relevant paragraph.- Close the tap (1) pertaining to the steam tap to be
replaced.
- nscrewthenut(2)anddisconnectthetube(3).- Unscrew the nut (4) fastening the tap to the ma-
chinebody.
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- Remove the tap (5) from the front.
7.27 Replacing the safety thermostat.- Remove the RH side panel as described in the rel-
ative paragraph.- Unscrew the two screws (1), disconnect the ther-
mostat (2) from the support square and disconnect the Faston connectors.
- Cut the strap (3) and (4) and pull out the bulb (5). - When reassembling, pay attention to properly con-
nect the Faston connectors and properly position the straps.
7.28 Replacing the water dispensing tap button- Undo the two screws (1) and remove the ring nut
(2).
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- Loosen the screws (3) and disconnect thewires(4).
- When reassembling, properly reconnect the wires (4).
7.29 Replacing the LED bar- Removetheleftpanelwithshoulderandthelow-
er front panel as described in the relevant para-graphs.
- Unscrew the three screws (1).
- Disconnect the connector (2).
- PullouttheLEDbar(3)fromtheside.
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7.30 Replacing the main switch.
make sure that the main switch upstream of the machine is in oFF position, then post a sign on the main switch saying "maintenance in progress" so that no one turns on the power during this operation.
- Removethecupheatingplateasdescribedintherelevant paragraph.
- Cut the strap (1)- Disconnect all the connectors (2).- Unscrew the ring nut (3).
- Remove the switch (4).
- Reassembleeverythinginreverseorder,referringto theattachedwiringdiagramforelectricalcon-nections.
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7.31 Removing the head and gaskets
- Leveragewithascrewdriver to remove thehead(1)andrelevantgas et(2).
- Insertthenewgas et(2)onthehead(1).
- Thebevelcorners“A”ofthegas etmustbefacingupward.
- Removethefilterfromthefilterholder(3)andas-semble theheadwithgas eton thefilterholder(3).
- Wet theheadwithwaterandassemble thefilterholder(3)onthemachinepressingthoroughly.
- Loc thefilterholder(3).
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8. PRoGRAmmING By tHE tEcH-NIcIAN
- Toaccesstheprogrammingmode,bringthema-chine to theelectronicOFFand eep thecentralbutton(1)pressed,thenpressbutton(2),thedis-playshows“oFF”andbutton(2)flashes.
- Press and eep pressed button (1) until PASS-WORD appearson thedisplay (3);pressbutton(1)fivetimestoentertheprogrammingmode;thedefaultpasswordis“11111”.
Programming by the technician follows drill-downscreens with the various programming sequences, therefore scroll through the sequencesand confirmthesetdatauntil reaching thedesiredsequence tobemodified.
The programming sequences are:- Language- Name- Service tel.- Number of units- Chrono function- Inta e coffee- Watt- Steampressuretransducer- Pump pressure offset- Programmingdoses- Fourdoses- Displacement counter offset 1- Displacement counter offset 2- Displacement counter offset 3- Sensitivity- Maintenance cycles- Temperature- Boiler temperature- Unit 1 temperature offset- Unit 2 temperature offset- Unit 3 temperature offset- Inactivity time - Rest temperature offset- Filling timeout- Waterfilter- Numberofcredits- Cooling cycle- Passwordchange
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8.1 LanguageIn this section, you can set the language for the mes-sagesshownonthedisplay.- press the button “ ” or “ ” to change lan-
guage;pressbutton“ ”toconfirmandmovetothenextsection.
The available languages are:Italian, English, French, German, Spanish.
8.2 NameThe machine name is shown in this section - Press the button “ ”togotothenextsection.
8.3 Service tel.In this section, you can set the phone number of the servicecentre(themodifiablenumberblin s).- to set the number, press button “ ”toconfirm
thenumberandmovetothenextnumberbypress-ing button “ ”;
- Press the button “ ”toconfirmthephonenum-bersetandgotothenextsection.
8.4 Number of unitsThissectionisusedtosetthenumberounits,whichmustalwaysbe 3 .- Press the button “ ” to confirm the selection
andgotothenextsection.
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8.5 chrono functionTheChronofunctionallowsdisplayingthenumberofsecondsthecoffee isdispensedforontheunitdis-play.- Press button “ ”toenableordisablethefunc-
tion.- Press the button “ ” to confirm the selection
andgotothenextsection.
8.6 Intake + coffeeInthissection,youcanenableordisableloadingwa-terwhilecoffeeisbeingdispensed;- to eep thepressureconstant,set this to “DISA-
BLED” otherwise set it to “ENABLED”;- Press button “ ”toenableordisablethefunc-
tion.- Press the button “ ” to confirm the selection
andgotothenextsection.
8.7 WattThis function isused toset themachinepowerbe-tweenaminimumof3500wattanda“Full”maximumof8750watt;thedefaultsettingis6500watt.- Press button “ ” or “ ” to change watt.- Press the button “ ” to confirm the selection
andgotothenextsection.
8.8 Steam pressure transducerThis function isused toenableordisable thepres-suretransducerpositionedabovetheserviceboiler.- InthiscasethepressuretransducermustbeENA-
BLED.- Press the button “ ”togotothenextsection.
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8.9 Pump pressure offsetThisfunctiondisplaysthedifferencebetweenthesetpressureandtheactualpumppressure.Thisissetto“0.8”andmustnotbechanged.- Press the button “ ”togotothenextsection.
8.10 Program dosesWith this function, you can enable or disable pro-grammingdosesbymeansofthebuttons.Leave it ENABLED in this case.- Press the button “ ”togotothenextsection.
8.12 Displacement counter offset 1-2-3- Iftherearediscrepanciesbetweenthesetmland
thedispensedml, thesettingcanbead ustedbypressing the button “ ” or button “ ”
- Press the button “ ” to confirm the selectionandgotothenextsection.
8.11 Four dosesThisfunctionsisusedtoenablethebuttonmultifunc-tion;leaveitselectedto ES .- Press button “ ”oncetodispenseashortcof-
fee.- Press button “ ” twice to dispense two short
coffees.- Press button “ ”oncetodispensealongcof-
fee.- Press button “ ”twicetodispensetwolongcof-
fees.- Press the button “ ”togotothenextsection.
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8.13 SensitivityThissectionisusedtoselectthetypeofsensitivityofthe boiler water level probe:
- Use button “ ” or button “ ” to set the sensi-tivityto“Low”-“Average”-“ igh”accordingtothewateracidity;withhighwateracidity,alowsensi-tivity must be set for the probe, while a high sensi-tivitymustbesetwithlowwateracidity.
- Typically, the “MEDIUM” sensitivity covers 90% of cases.
- Press the button “ ” to confirm the selectionandgotothenextsection.
8.14 maintenance cyclesInthissection,youcansetafterhowmanydispens-ing cycles the machine requires maintenance.- Press the button “ ” or “ ” to set the cycles.- Whenthesetnumberofcycleshasbeenreached,
theservicephonenumberappearsonthedisplay.- Press the button “ ” to confirm the selection
andgotothenextsection.
8.15 temperatureChec that ENABLED issetinthissection.- Press the button “ ”togotothenextsection.
8.16 temperature (c° / F°)In this section, you can set the temperature scale to °C or °F:-Press the button “ ” or “ ” to set the scale.- Press the button “ ” to confirm the selection
andgotothenextsection.
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8.17 Boiler temperatureChec that the service boiler temperature is set to124°C / 255°F in this section.- Press the button “ ”togotothenextsection.
8.18 unit 1-2-3 temperature offsetIf there are discrepancies between the set temper-ature and the actual temperature, they can be cor-rectedby increasingordecreasing the temperatureof the unit.- Press the button “ ” or “ ” to set the value.- Press the button “ ”togotothenextsection.
8.19 Inactivity timeIf themachine is installed in an outdoor ios , thetemperatureislowandthemachineisinactiveforafewminutes, theunit temperaturemaydrop0.5 °Cor 1°C.- ou can set an inactivity time beyondwhich the
machine automatically increases the unit tempera-turetoavaluesetinthenextscreen RESTTEMP.OFS .
- Press the button “ ” or “ ” to set the values.- Press the button “ ”togotothenextsection.
In this section,youcansetthedegreesofunittem-peratureincreaseinordertocompensateforinactivityoracoldclimate.- Normallythisfunctionisnotused,sosetthevalue
to 0 inbothscreenstodisablethefunction.- Press the button “ ”togotothenextsection.
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8.20 Filling timeoutThewaterfillingsolenoidvalveopeningtimecanbesetinthissection;whenthistimehaselapsedthemachinestopsiffillinghasnotyetoccurred.- Press the button “ ” or “ ” to set the value
(normally120secondsisset).- Press the button “ ” to confirm the selection
andgotothenextsection.
. 1 ater filterIn this section, you can set after how many litres of waterusedtodispensecoffee,thewaterfilterneedstobereplaced.- Press the button “ ” or “ ” to set the litres.- Press the button “ ” toconfirmthevalueand
gotothenextsection.
8.22 Number of creditsThissectioncanbeusedtosetafterhowmanycof-feesthemachinestops;thisfunctioncanbeenabledordisabled;- Press the button “ ” or “ ”toenableordis-
ablethisfunctionsorsetthemax.no.ofcoffeestobedispensed;- when“DISABLED”isselected,pressbutton “ ”togotothenextsection;- if the quantity of coffees after which the ma-
chine is stopped is set, the value is set withbutton
“ ” or “ ”.- Press the button “ ” toconfirmthevalueand
gotothenextsection.8.23 cooling cycleThe function allowing to empty the service boiler to regenerate thewater within can be enabled in thissection.- Press the button “ ” or “ ”toselect ES
or NO .- When“ ES”isselected,theemptyingcyclestarts
automatically by disabling the heating elements,then the machine automatically quits the technical menuattheendofthecycle.
- This operation can be stopped by pressing anybuttonsonthefirstpushbuttonpanelontheleft.
- Select“NO”andpressbutton“ ” to go to the nextsection.
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8.24 PasswordInthissection,youcanchangethepasswordtoac-cess the technician section.- Use the button “ ” to set “NO” to leave the cur-
rentpasswordor“ ES”tochangeit:- Ifyouhaveselected“NO”,pressthebutton“ ”
toexitthetechnicianmenu;- Ifyouhaveselected“ ES”,pressthebutton“
”toconfirmtheselectionandgotothenextsectionwheretheblin ingnumberisthemodifiableone.
- sethebuttonsofthefirsttwounitsonthelefttosetthepassword.
Button (a) to enter number “1” Button (b) to enter number “2” Button (c) to enter number “3” Button(d)toenternumber“4” Button (e) to enter number “5” Button (f) to enter number “6”- Oncethenewpasswordisset,themachineauto-
matically quits the technical menu.
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LEGEND
1) Watergridsupply2) Softener3) Water inlet tap4) Water outlet tap5) Filter6) Chec valve7) Loadingflangewithfilter8) Boilerdraintap9) Coffee circuit tap10) Gigleur 0.3mm11) Gigleur 1mm12) Gigleur 2mm13) Dispensing unit14) Filterholder15) Antivacuum valve16) Steam shut-off tap17) Steam tap18) Hot water outletBo2) Steam boiler (2 units)Bo1) Steam boiler (3 units)Bo4) Coffee boiler
Ev1) BleedsolenoidvalveEv2) DispensingunitsolenoidvalveEv5) SolenoidvalveforautomaticfillingEv6) MixedcoldwatersolenoidvalveEv7) Steaminta esolenoidvalveEv8) CoolingcyclesolenoidvalveEv9-10-11) Pre-infusionsolenoidvalveFW1-2-3) Displacement counterm1) Motor with 300 litre pumpoWv1) Loadingflangechec valvePB1)MaxlevelprobePB2) Minimum level probePB3) Coffee unit temperature probePB4-6-8) Coffee boiler temperature probePB9) Steam boiler temperature probeR1) Steam boiler heating elementR2) Unit heating elementR8-9-10) Coffee boiler heating elementSv1) 12BarexpansionvalveSv2) Safety valveSv3) 12Barad ustableexpansionvalvetS1) BoilerpressuretransducertS2) Pumppressuretransducer
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SCHEMA IDRAULICO CR 2-3GR 10/01/17
R213EV2
14
M
R1
SV2
15
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6FW3
8
11
11
11
PB3
12
BO1 / BO2
BO4
BO4
R8
R9
R10
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10. WIRING DIAGRAm
POW
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UPP
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CN9
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PRELIMINARY REV 00
+ - REF.
PRO
BES
REF.
FLO
W M
.
VAL
MAX
LEV
EL P
ROBE
1st F
LOW
MET
ER
CN10
CN11
CN13
CN14
CN16
NTC
GR1
(PB3
)
NTC
BOIL
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R1(P
B4)
NTC
BOIL
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R2(P
B6)
NTC
TEM
P. C
ON
TRO
L
CN2
CN8
3D5
CON
CERT
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2)
NTC
GR2
(PB5
)
NTC
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)CN17
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CN24
FLO
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1FL
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MET
ER 2
FLO
WM
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3
M1
(C2)
(M1)
INTE
RNAL
PUM
P23
0VAC
245W
1,9A
300L
NTC
BOIL
ERG
R3(P
B8)
NTC
STEA
MBO
ILER
(PB9
)
NTC
CUP
WAR
MER
(PB1
0)
CN1
MIN
LEV
EL P
ROBE
2nd
FLO
WM
ETER
3rd
FLO
WM
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OBP
Prog
ram
min
gCo
nnec
torCN
40RS
485
CN2
CN1
CN2
CN1
CN2
CN
6RS
485
IN
FA6
FA5
FA4
FA3
FA2
FA1
FA7
FA8
FA9
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7
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N(R
L1)
RELA
Y14
2434
44A2
1323
3343
A1
MAI
NSW
ITCH
(S1)
DRA
IN A
IRSW
ITCH
(S2)
1A
WAT
ER L
EVEL
STEA
M B
OIL
ER
(R1)
(R1)
(R1)
(T1)
SAF
ETY
THER
MO
STAT
169
°C 3
PH
ASES
STEA
M B
OIL
ER35
00W
(R2)
(R3)
(R4) (R8)
(R9)
(R10
)
GRO
UP
HEA
TIN
G80
0W
PRE-
HEA
TIN
G B
OIL
ER50
0W
(T2)
SAF
ETY
THER
MO
STAT
S13
5°C
1 PH
ASE
CN19
(R5)
(R6)
(R7)
RIN
GS
HEA
TIN
G25
W
EL.V
ALVE
GR1
(EV2
)
EL.V
ALVE
GR2
(EV3
)
EL.V
ALVE
GR3
(EV4
)
EL.V
ALVE
FILL
(EV5
)
EL.V
ALVE
COLD
WAT
ERTE
A(E
V6)
(R11
)CU
P H
EATI
NG1
60-2
00W
1 2 3 4 5 6 7 8 9
1
22
2
22
2
33
3
33
3
4
4
6
7
87
6
2F+
2F+
19
10
11
12
13
14
6L1
2L12N1 3L
13N
16N
16L
1
1F+
1N-
+24V
dc
7N1
7L1
2L22L3
8N1
9N1
10N
1
11N
1
13N
1
14N
1
9 F+
8 F+7 F+
6 F+
8L1
3L2
3L3
9L1
4L2
4L3
11L1
6L2
6L3
12L1
7L2
7L3
13L1
8L2
8L3
14L1
9L2
9L3
BAR
&PA
RAM
ETER
SD
ISPL
AY
5
5
EVPR
1EV
PR2
EVPR
3
4F+
CN6
EXPA
NSI
ON
6 R
ELAY
S (B
1)(P
rein
fusio
n Co
ntro
l)
3031
32
CN30 + -
+5Vd
cO
UT
-
(TS2
) PU
MP
PRES
SURE
TRAN
SDU
CER
0-16
bar
+ -+5
Vdc
OU
T-
(TS1
) STE
AMPR
ESSU
RETR
ANSD
UCE
R0-
4 ba
r
+ -+5
Vdc
OU
T-
POW
ERSU
PPLY
SWIT
CHIN
G(S
W1)
NF
100-
240V
AC
G7J
-4A-
B24
V (c
omm
and)
NA:
25A
at 2
20 V
c.a.
150W
-+
3,15
A
CN46
SLAV
ETR
IAC
Boar
d
CN47
SLAV
E6
rela
ys
CN47
MAI
NBO
ARD
1 2 3 4
OU
T-
+5Vd
c
STEA
M &
PUM
PPR
ESSU
RETR
ANSD
UCE
R
+24V
dc +
-
EVAI
R(E
V1)
10 11 12 13 14 17 18 19 20CN
21CN
27
123
4 1 PH
ASE
RELA
Y4-
32V
DC
240V
25A
AC
123
4 1 PH
ASE
RELA
Y4-
32V
DC
240V
25A
AC
123
4 1 PH
ASE
RELA
Y4-
32V
DC
240V
25A
AC
10L1
5L2
5L3
(T3)
SAF
ETY
THER
MO
STAT
S13
5°C
1 PH
ASE
+
-W
H
+
-W
H
+
-W
H
+
-W
H
+
-W
H
+
-W
H
+
-W
H
+
-W
H
+
-W
H
+
-W
H
LIG
HT
SWIT
CH(S
4)
FRO
NTA
LLE
D S
TICK
12W
(L1)
RIG
HT
LED
STI
CK (L
2)
LEFT
LED
STI
CK (L
3)
A2
15
CN49
CN48
24 V
28
GN
D
-
CN2
+24V
dcCN
3CN
4
AUX3
AUX2
AUX1
-
EV 1
GR
EV 2
GR
EV 3
GR
EV F
ILL
EV T
EA
EV O
N/O
FF
3031
32
30
-+
29
PUM
P N
CUP
WAR
MER
N
32
230
V
CN1
TEA
SWIT
CH(S
3)
16 12
EL. C
OO
LIN
CYC
LE(E
V8)
16
EV.P
R2(E
V10)
EV.P
R1(E
V11)
EV.P
R3(E
V9)
2825
28
25
29
14N
1
M2
(C3) EL
ECTR
ICAL
SCH
EMAT
IC C
R 2-
3GR
3PH
ASES
OPT
ION
ALS
(M2)
EXTE
RNAL
PUM
P 24
5W
300L
3F+
2N -
3N-
COO
LIN
G F
AN
24
DC
(CF1
)
5 F+
CN39
+12
Vdc
CN36
31
EL. S
TEAM
TEA
(EV7
)
27
27
27
28
(F1)
(F2)
1,25
A(F
3)
( RL
2 )
( RL
3 )
( RL
4 )
(FW
1)(F
W2)
(FW
3)
(PB1
)
(PB2
)
(D1)
(D2)
(D3)
(D4)
POW
ER S
UPP
LY 3
P+N
+PE
400V
5
0Hz
Ph3P
h2Ph
1Neu
t. GN
D
L3L2
L1N1
SCRE
WTE
RMIN
AL(T
M1)
14N
1C1
CAPA
CITO
RFI
LTER
SC2
C3
(FT1
)
(FT2
)
(FT3
)
WIF
I (B4
)In
terfa
ce CN9
CAFE RACER
04-2017
Manual for technical
56 / 56-EN
EN
PRELIMINARY REV 00
SANREMO s.r.l.Via Bortolan, 5231050 Vascon di Carbonera (TV)ITALIAtel. +39 0422 448900fax +39 0422 448935p.iva /c.f. [email protected] C
od. 8
2012
001-
04/2
017