FMEA

FAILURE MODES EFFECTS ANALYSIS

EQUIPMENT TYPE EMPTY HANDLER [EH] FMEA NO: MNT-FM-001EH

SYSTEM ENGINE DATE 10-Nov-12PREPARED BY E. C. NKWOCHA

ENGINE

LOW/NO COOLANT 5 3 4 60

2 4 3 24

2 4 4 32

RADIATOR

CLOGGED RADIATOR 4 3 3 36

COOLANT HOSE DEFECT 5 3 4 60

COOLING FAN 4 4 4 64

ELECTRICAL 2 4 3 24

FAILURE MODES & EFFECTS ANALYSIS

FUNCTION SUBSYSTEMS

POTENTIAL FAILURE MODE

POTENTIAL CAUSES OF FAILURE

POTENTIAL LOCAL EFFECTS

OF FAILURE

POTENTIAL END EFFECT OF FAILURE

PROBABILITY OF

OCCURRENCE [A = 1 - 5]

PROBABILITY OF

DETECTION [B = 1 - 5]

SEVERITY [C = 1 - 5]

[A*B*C] RISK PREFRENCE

NUMBER [RPN]

ENGINE OVERHEAT

LOW COOLING EFFECT

LOW COOLING EFFECT

HEAT EXCHANGER DEFECT

OIL & WATER MIX IN

RADIATORLOW COOLING

EFFECT

ENGINE GASKET/TOP CLINDER DEFECT

HOT GASES EXCAPES INTO

COOLING PORTS

EXCESSIVE INCREACE IN

COOLANT TEMPERATURE

POOR HEAT TRANSFER

LOW COOLING EFFECT

COOLANT LEAKAGE

LOW COOLING EFFECT

FAN BELT/PULLEY ASSEMBLY DEFECT

NO/ ECCENTRIC ROTATION OF

FANLOW COOLING

EFFECT

THERMOSTAT/ TEMPRATURE SENSOR

DEFECT

POOR TEMPERATURE REGULATION

POOR TEMPERATURE REGULATION




SYSTEM SPREADER DATE 10-Nov-12PREPARED BY E. C. NKWOCHA

SPREADER

BENT/BROKEN ROLLER 2 3 5 30

2 3 3 18

SPREADER CHAIN DEFECT 3 2 4 24

TWISTLOCK 3 4 5 60

HYDRAULICS

3 3 3 27

2 4 3 24

HYDRAULIC HOSE DEFECT 5 5 3 75

ELECTRICAL

4 4 3 48

JOY STICK DEFECT 3 3 4 36


FUNCTION SUBSYSTEMS



POTENTIAL LOCAL EFFECTS OF

FAILURE

POTENTIAL END EFFECT OF

FAILURE

PROBABILITY OF


PROBABILITY OF DETECTION

[B = 1 - 5]SEVERITY [C = 1 - 5]

[A*B*C] RISK

PREFRENCE NUMBER

[RPN]

ROLLER ASSEMBLY

DEFECTBROKEN CABLE &

HOSENO SIGNAL TO

SPREADER

SIDE SHIFT/ EXPANSION

DEFECT

POOR LUBRICATION OF SLIDE PLANT ASSEMBLY

SLOW SPREADER

EXPANSION

NO SPREADER EXPANSION


TWISTLOCK DEFECT

BENT/BROKEN TWISTLOCK

NO LOCKING/ UNLOCKING


LOCKING DEFECT

TWISTLOCK CYLINDER DEFECT

NO TWISTLOCK MOVEMENT


EXPANSION DEFECT

EXPANSION CYLINDER DEFECT



HYDRAULIC LEAKAGE

HYDRAULIC LEAKAGE

POOR FUNCTION

SPREADER DEFECT

SENSOR/ SOLENOID DEFECT

NO SIGNAL TO/FROM E-BOX

NO SIGNAL TO SPREADER



FAILURE MODES EFFECTS ANALYSIS ELECTRICAL

CABLE DEFECT 5 4 3 60

SPREADER DEFECT





SYSTEM POWER TRAIN DATE 10-Nov-12PREPARED BY E. C. NKWOCHA

4 3 4 48

SLIPPRY CLUTCH PLATES 3 3 5 45

HYDRAULICS BRAKE BINDING ACCUMULATOR DEFECT 2 4 3 24

4 4 4 64

BRAKE SYSTEM

BRAKE CALLIPER DEFECT BRAKE BINDING 2 4 3 24

BRAKE VALVE DEFECT BRAKE BINDING 4 3 4 48

ELECTRICAL

4 4 3 48


FUNCTION SUBSYSTEMS




OF FAILURE


PROBABILITY OF

OCCURRENCE [A = 1-5]

PROBABILITY OF

DETECTION [B = 1-5]

SEVERITY [C = 1-5]

[A*B*C] RISK

PREFRENCE NUMBER

[RPN]

MOVEMENT DEFECT

LOW/NO TRANSMISSION FLUID

LOW PRESSURE EFFECT

SLOW/NO MOVEMENT

SLIPPRY CLUTCH PLATES

SLOW/NO MOVEMENT

LOW PRESSURE EFFECT

SLOW/NO MOVEMENT

COOLING SYSTEM

TRANSMISSION OVERHEAT

CLOGGED TRANSMISSION

RADIATOR

BURNT TRANSMISSION

OILSLOW/NO

MOVEMENT

MOVEMENT DEFECT

SLOW/NO MOVEMENT

SLOW/NO MOVEMENT

MOVEMENT DEFECT

SENSOR/SWITCH/ SOLENOID DEFECT

NO SIGNAL TO/FROM ECU

NO SIGNAL TO/FROM

TRANSMISION

TRAN

SMIS

SION


ELECTRICAL

BAD HARNESS CABLE 4 4 3 48

MOVEMENT DEFECT


NO SIGNAL TO/FROM

TRANSMISION



SYSTEM HYDRAULICS DATE 10-Nov-12

PREPARED BY E. C. NKWOCHA

3 4 5 60

3 4 5 60

CYLINDERS 3 3 4 36

VALVES 3 4 4 48

HOSE/PIPE BURST 4 3 4 48

O-RING DEFECT 4 4 4 64

ELECTRICAL3 4 3 36



FUNCTION SUBSYSTEMS




OF FAILURE


PROBABILITY OF


PROBABILITY OF

DETECTION [B = 1 - 5]

SEVERITY [C = 1 - 5]

[A*B*C] RISK

PREFRENCE NUMBER

[RPN]

PUMPS/ MOTORS

*EQUIPMENT MALFUNCTION

CAVITATION & AERATION GEAR/

BEARING/ BUSHING/

THRUST PLATE FAILURE


FLUID CONTAMINATION

PISTON WEAR/SEAL DAMAGE

INTERNAL/ EXTERNAL LEAKAGE

CAVITATION & AERATION

VALVE METAL ERROSION

HOSE/PIPE/ O-RINGS

HYDRAULIC LEAKAGE

HYDRAULIC LEAKAGE &

LOSS OF PRESSURE

EQUIPMENT MALFUNCTION

SENSOR/SWITCH/ SOLENOID DEFECT NO SIGNAL

TO/FROM ECU



SLOW STEERING

LIFTING DEFECT

SPREADER FUNCTION DEFECT

BRAKE DEFECT

NOICY OPERATION

ERRATIC ACTUATOR PERFORMANCE



SYSTEM STARTING DATE 10-Nov-12PREPARED BY E. C. NKWOCHA

ENGINE

INJECTOR PUMP DEFECT 2 4 3 24

2 4 3 24

AIR IN FUEL LINE 3 4 4 48

5 4 4 80

ELECTRICAL

ALTERNATOR DEFECT 4 3 4 48

LOW BATTERY LIFE 4 5 3 60

4 4 5 80


FUNCTION SUBSYSTEMS




OF FAILURE


PROBABILITY OF

OCCURRENCE [A = 1-5]

PROBABILITY OF

DETECTION [B = 1-5]

SEVERITY [C = 1-5]

[A*B*C] RISK

PREFRENCE NUMBER

[RPN]

ENGINE SHUT DOWN

POOR FUEL DELIEVERY TO

ENGINEENGINE NOT

STARTING

DIRT IN FUEL/ FUEL TANK

CLOGGED FUEL FILTER(S)

ENGINE NOT STARTING

POOR FUEL DELIEVERY TO

ENGINEENGINE NOT

STARTING

COOLING SYSTEM

ENGINE SHUT DOWN

LOW/NO COOLANT OR/AND RADIATOR

CLOGGEDENGINE

OVERHEATENGINE SHUT

DOWN

STARTING DEFECT

BATTERY NOT CHARGING

ENGINE NOT STARTING

LOW VOLTAGE TO POWER STARTER MOTOR

ENGINE NOT STARTING

STARTER MOTOR DEFECT

UNABLE TO CRANK ENGINE

ENGINE NOT STARTING

FAILURE MODES EFFECTS ANALYSIS ELECTRICAL


STARTING DEFECT


NO SIGNAL TO/FROM

ENGINE

Documents

FMEA