Caterpillar 938H Wheel Loader Parts Manual (Version June 2010)

Caterpillar 938H Wheel Loader Parts Manual
JKM1-Up (Machine)
C6E1-Up (Engine)
G9G1-Up (Engine)
MWL1-Up (Transmission)
T8K1-Up (Torque Converter)

Type of machine: Wheel Loader
Print No: SEBP4673-08, June 2010
Language and Format: English/PDF
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This Parts Manual contains detailed illustrations and official part numbers for your Caterpillar 938H Wheel Loader. Present manual contain the reference number or code of each parts, contain all the parts of the machine.

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Table of contents:
GENERAL INFORMATION
REPAIR ALTERNATIVES
SUPPLEMENTAL COOLANT ADDITIVES
MAINTENANCE PARTS
INDEX

MACHINE ARRANGEMENT
CHASSIS AR
COLDWEATHER AR
CONFIGURATION AR
CONVERSION AR-MACHINE
GENERAL AR
OPTION AR-CAB
OPTION AR-LIGHTING

ENGINE ARRANGEMENT
ENGINE AR-PRIMARY
INSTALLATION AR-ENGINE

BASIC ENGINE
BELT TENSIONER GP
CAMSHAFT GP
COVER GP-VALVE MECHANISM
CRANKSHAFT GP
CYLINDER BLOCK GP
CYLINDER HEAD AS
CYLINDER HEAD GP
DRAIN GP-ECOLOGY
FLYWHEEL GP
HOUSING GP-FLYWHEEL
HOUSING GP-FRONT
IDLER GP-BELT
LIFTING GP-ENGINE
MOUNTING GP-ENGINE
MOUNTING GP-ENGINE & TMSN
PAN GP-OIL
PISTON & ROD GP
PLUG GP-CYLINDER BLOCK
PLUG GP-ENGINE
PULLEY GP-CRANKSHAFT
ROCKER ARM GP

LUBRICATION SYSTEM
FILLER GP-ENGINE OIL
FILTER GP-ENGINE OIL
PUMP GP-ENGINE OIL
VALVE GP-FLUID SAMPLING

COOLING SYSTEM
COOLER GP-ENGINE OIL
COOLER GP-FLTR BASE & ENG OIL
COOLING AR-HIGH AMBIENT TEMP
COOLING GP-SUPPLEMENTAL
LINES GP-WATER
PUMP GP-WATER
RADIATOR & FAN GP
REGULATOR GP-TEMPERATURE

AIR INLET AND EXHAUST SYSTEM
AIR CLEANER GP
EXTENSION GP-EXHAUST
LINES GP-AFTERCOOLER AIR
LINES GP-TURBOCHARGER AIR
MANIFOLD GP-INLET
MODULE AR-EXHAUST
MUFFLER GP
PRECLEANER AS
PRECLEANER GP
TURBOCHARGER GP

FUEL SYSTEM
FILTER GP-FUEL
FILTER GP-WATER SEP & FUEL
INJECTOR GP-FUEL
LINES GP-FUEL
LINES GP-FUEL FILTER
PUMP GP-FUEL INJECTION
PUMP GP-FUEL PRM &WATER SEP
PUMP GP-FUEL TRANSFER
TANK & MTG GP-FUEL
TANK GP-FUEL

ELECTRICAL AND STARTING SYSTEM
ALARM GP
ALTERNATOR AR-CHARGING
ALTERNATOR GP-CHARGING
BATTERY &WIRING GP
BLOCK GP-JUNCTION
BRACKET GP-MOUNTING
CAMERA AR
CAMERA GP
CONTROL GP-LIFT KICKOUT
CONTROL GP-POSITION
ELECTRICAL AR
ELECTRONICS GP-COMMUNICATION
ELECTRONICS GP-MONITOR
ELECTRONICS GP-POWER TRAIN
GLOWPLUG GP
HEATER GP-JACKET WATER
INSTALLATION AR-COMMUNICATION
INSTALLATION GP-SECURITY
LAMP GP-FLOOD
LAMP GP-HEAD & SIGNAL
LAMP GP-STOP & TAIL
LAMP GP-WARNING BEACON
LIGHTING AR-AUXILIARY
LIGHTING GP-AUXILIARY
LIGHTING GP-FLOOD
LIGHTING GP-ROADING
LIGHTING GP-WARNING BEACON
LINES GP-ALTERNATOR AIR
PANEL GP-CIRCUIT BREAKER
PANEL GP-FUSE
RECEPTACLE GP-AUXILIARY START
RELAY GP
SENSOR & MTG GP-POSITION
SENSOR & MTG GP-PRESSURE
SENSOR GP-POSITION
SENSOR GP-PRESSURE
SENSOR GP-SPEED
SENSOR GP-TEMPERATURE
STARTING AID GP-ETHER
STARTING MOTOR GP-ELECTRIC
SWITCH GP-DIFFERENTIAL LOCK
SWITCH GP-DISCONNECT
SWITCH GP-MAGNETIC
SWITCH GP-ROCKER
SWITCH GP-WIPER
VALVE GP-ETHER STARTING
WARNING GP-BACKUP
WIRING AR-AXLE TEMPERATURE
WIRING GP-AUTOLUBE CONTROL
WIRING GP-AXLE OIL COOLER
WIRING GP-AXLE TEMPERATURE
WIRING GP-CAB
WIRING GP-CHASSIS
WIRING GP-COMMUNICATION
WIRING GP-ENGINE
WIRING GP-FRONT
WIRING GP-LIGHTING
WIRING GP-QUICK COUPLER
WIRING GP-RIDE CONTROL
WIRING GP-SECONDARY STEERING
WIRING GP-SENSOR

POWER TRAIN
AXLE AR-FIXED
AXLE AR-FIXED & OSCILLATING
AXLE AR-OSCILLATING
CARRIER GP-PLANETARY
CASE GP-TRANSMISSION
CLUTCH GP
CONTROL AR-DIFFERENTIAL LOCK
CONTROL GP-DIFFERENTIAL LOCK
CONTROL GP-TRANSMISSION HYD
COOLER AR-AXLE OIL
COOLER GP-TRANSMISSION OIL
COVER GP-SHIPPING
COVER GP-XMSN OIL FILLER CAP
DIFFERENTIAL & BEVEL GEAR GP
DIFFERENTIAL GP
FILLER GP-POWER TRAIN OIL
FILTER GP-OIL
GEAR GP-OUTPUT TRANSFER
HOUSING GP-AXLE
HOUSING GP-FIXED AXLE
HOUSING GP-OSCILLATING AXLE
INPUT GP-TRANSMISSION
LINES GP-AXLE OIL COOLER
LINES GP-POWER TRAIN OIL
LINES GP-TORQUE CONV COOLER
MANIFOLD GP-CONTROL
MOUNTING GP-AXLE
MOUNTING GP-AXLE OIL COOLER
MOUNTING GP-RIM
PISTON GP-DIFFERENTIAL LOCK
POWER TRAIN AR
PUMP & MTG GP-AXLE OIL COOLER
PUMP GP-TRANSMISSION
RIM AR
RIM GP-DEMOUNTABLE
SHAFT GP-DRIVE
SLIP JOINT GP
TIRE & RIM AR
TORQUE CONVERTER GP
TRANSMISSION AR
VALVE GP-BYPASS
VALVE GP-CHECK
VALVE GP-MODULATING
VALVE GP-PRESSURE REDUCING
VALVE GP-RELIEF
VALVE GP-SOLENOID
VALVE GP-TIRE
VALVE GP-TRANSMISSION
CONTROL
WHEEL & FINAL DRIVE GP

FRAME AND BODY
ACTUATOR GP-POWER
BOSS GP-LOADER FRAME
BOSS GP-REAR FRAME
BOX GP-BATTERY
COUNTERWEIGHT GP
DOOR GP-ACCESS
DOOR GP-TOOL BOX
EXTENSION GP-FENDER
FENDER AR-ROADING
FENDER GP
FENDER GP-ROADING
FRAME AS-LOADER
FRAME AS-REAR
GRILL GP-RADIATOR
GUARD GP-AXLE SEAL
GUARD GP-BOTTOM
GUARD GP-DRIVE SHAFT
GUARD GP-FRONT
GUARD GP-HITCH & STEERING
GUARD GP-LINES
GUARD GP-POWER TRAIN
GUARD GP-ROADING LIGHTS
GUARD GP-SENSOR
HARDWARE GP-LOADER FRAME
HARDWARE GP-REAR FRAME
HINGE GP-ROADING FENDER
HITCH GP-ARTICULATING
HOOD & GUARD GP
LADDER GP
LINES GP-CENTRAL LUBRICATION
LINES GP-FRONT LUBRICATION
LINES GP-GREASE
LINES GP-REAR LUBRICATION
LINK GP-STEERING FRAME LOCK
LUBRICATION AR-AUTOMATIC
PANEL GP-HOOD
PANEL GP-TOP
PUMP & MTG GP-LUBRICATION
PUMP GP-LUBRICATION
SHIELD GP-ENGINE COMPARTMENT
STEP GP
SUPPORT GP-AIR INLET
SUPPRESSION AR-SOUND
SUPPRESSION GP-SOUND
TILT GP-HOOD
VALVE & LINES GP-LUBRICATION
VALVE GP-LUBE DISTRIBUTION

BRAKING SYSTEM
ACCUMULATOR GP-BRAKE
BRAKE GP-PARKING
BRAKE GP-SERVICE
CONTROL GP-FOOT BRAKE
CONTROL GP-PARKING BRAKE
CONTROL GP-SERVICE BRAKE
PISTON GP-BRAKE
VALVE GP-BRAKE CONTROL

STEERING SYSTEM
CYLINDER & MTG GP-STEERING
CYLINDER & SEAL GP-STEERING
CYLINDER GP-STEERING
LINES GP-SECONDARY STEERING
LINES GP-STEERING
PUMP & MOTOR GP-SEC STEERING
PUMP & MTG GP-SECONDARY
STEER
PUMP GP-METERING
STEERING AR-SECONDARY
STEERING COLUMN GP-ADJUSTABLE

HYDRAULIC SYSTEM
ACCUMULATOR GP-PILOT OIL
ACCUMULATOR GP-RIDE CONTROL
BODY GP-PILOT VALVE
CONTROL AR-FAN
CONTROL AR-HIGH LIFT
CONTROL AR-RIDE
CYLINDER & SEAL GP-LIFT
CYLINDER & SEAL GP-TILT
CYLINDER GP-COUPLER
CYLINDER GP-LIFT
CYLINDER GP-TILT
DRAIN GP-ECOLOGY
FILTER GP-OIL
GUARD GP-TILT CYLINDER
HEAD GP-PUMP
HYDRAULIC AR-2 VALVE
HYDRAULIC AR-3 VALVE
HYDRAULIC AR-4 VALVE
KICKOUT & POSITIONER GP
LINES GP-COUPLER
LINES GP-FRONT
LINES GP-HYDRAULIC
LINES GP-HYDRAULIC FAN
LINES GP-HYDRAULIC OIL COOLER
LINES GP-LIFT CYLINDER
LINES GP-PILOT
LINES GP-RIDE CONTROL
LINES GP-TILT CYLINDER
LINES GP-WORK TOOL
MANIFOLD GP-CONTROL
MANIFOLD GP-HYDRAULIC
MOTOR GP-GEAR
PIVOT GP-PILOT VALVE
PLATE GP-PILOT VALVE
PUMP & MTG GP-HYDRAULIC
PUMP GP-AIR
PUMP GP-PISTON
ROTATING GP-PUMP
TANK &MTG GP-HYDRAULIC
TANK GP-HYDRAULIC
VALVE & MTG GP-MAIN CONTROL
VALVE GP-CHECK
VALVE GP-CONTROL
VALVE GP-DIVERTER
VALVE GP-DRAIN
VALVE GP-MAIN CONTROL
VALVE GP-MANUAL
VALVE GP-PILOT
VALVE GP-PILOT CARTRIDGE
VALVE GP-PRESSURE REDUCING
VALVE GP-PUMP CONTROL
VALVE GP-RELIEF
VALVE GP-RIDE CONTROL
VALVE GP-SHUTTLE
VALVE GP-SOLENOID

IMPLEMENTS
ARM AS-LIFT
BOSS GP-LIFT ARM
CONTROL GP-WORK TOOL
LEVER & BEARING AS
LIFT AR

OPERATOR STATION
ACCUMULATOR GP-REFRIGERANT
ADJUSTER GP-SEAT
AIR COMPRESSOR GP-SEAT
AIR CONDITIONER & MOUNTING GP
AIR CONDITIONER AR
AIR CONDITIONER GP
ARM GP-WINDOWWIPER
ARMREST GP
CAB AR-ENCLOSED ROPS
CAB GP-ENCLOSED ROPS
CANOPY AR-OPEN ROPS
COMPRESSOR GP-REFRIGERANT
CONDENSER & MTG GP-REFRIGERANT
CONTROL GP-HANDLE
CONTROL GP-PILOT OPERATED HYD
CONTROL GP-STEERING
CONTROL GP-TRANSMISSION
CONTROL GP-UNPRGMED MONITOR
DASH GP
DISPLAY GP-CAMERA
DOOR GP-CAB
DUCT GP-CAB AIR
FILTER GP-CAB AIR
GUARD GP-VANDALISM
GUARD GP-WINDOW
HEATER & MTG GP-CAB
HEATER GP-CAB
HORN GP-ELECTRIC
INSTALLATION GP-RADIO
LINER GP-CAB
LINER GP-OPEN ROPS
LINES GP-AIR CONDITIONER
LINES GP-CAB HEATER
MIRROR GP-REAR VIEW
MOTOR GP-WINDOWWIPER
MOUNTING GP-CAB
MOUNTING GP-DISPLAY
OPERATOR AR-ENCLOSED ROPS
OPERATOR AR-OPEN ROPS
PAN GP-BACKREST
PANEL GP-INSTRUMENT
BASE GP-FOOT BRAKE
PEDAL GP-GOVERNOR
RADIO GP
RADIO GP-COMMUNICATION
RECLINER GP-SEAT
ROPS GP-ENCLOSED
ROPS GP-OPEN
SCREEN GP-SUN
SEAT & MOUNTING GP
SEAT BELT GP
SEAT GP
SEAT GP-SUSPENSION
SKIRT GP-CAB
SUPPORT GP-SEAT
SUSPENSION GP-SEAT
VALVE GP-WATER
VISOR GP-CAB
WASHER GP-WINDOW
WINDOWGP-CAB
WINDOWGP-DOOR
WIPER GP-WINDOW

WORK TOOLS
ADAPTER GP-TIP
ARM GP-MATERIAL HANDLING
BUCKET AS-GENERAL PURPOSE
BUCKET AS-MATERIAL HANDLING
BUCKET GP-GENERAL PURPOSE
BUCKET GP-MATERIAL HANDLING
CARRIAGE GP-FORK
CONTROL AR-QUICK COUPLER
COUPLER AR-QUICK
COUPLER GP-QUICK
EDGE GP-CUTTING
FORK GP-PALLET
PIN GP-FORK
TINE GP
TIP GP-PENETRATION

SERVICE EQUIPMENT AND SUPPLIES
ENCLOSURE GP-SERVICE CENTER
FILM GP
FILM GP-U.S
LINES GP-DIAGNOSTIC
LOCK GP-VANDALISM
PLATE & FILM GP

PART NUMBER INDEX