Caterpillar 988H Wheel Loader Parts Manual (Vol. I & Vol. II, Version April 2007)


Caterpillar 988H Wheel Loader, Vol. I & Vol. II, Parts Manual
BXY1-Up (Machine)
RHX1-Up (Engine)
DRT1-Up (Transmission)
SMA1900-Up (Transmission)
6AT1-Up (Torque Converter)
TCR1-Up (Torque Converter)

Type of machine: Backhoe Loader
Print No: SEBP3906-19, April 2007
Language and Format: English/PDF
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This Parts Manual contains detailed illustrations and official part numbers for your Caterpillar 988H Wheel Loader, Vol. I & Vol. II. 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
COMMON AR
STEEL MILL AR

ENGINE ARRANGEMENT
ENGINE AR
ENGINE AR-COMPLETE
ENGINE AR-CORE
INSTALLATION AR-ENGINE

BASIC ENGINE
ACTUATOR GP-VALVE
ADAPTER GP-PUMP DRIVE
BASE GP-VALVE COVER & INJ HARN
BELT TENSIONER GP
CAMSHAFT GP
COVER GP-CYLINDER BLOCK
COVER GP-FRONT HOUSING
COVER GP-SOUND SUPPRESSION
COVER GP-VALVE MECHANISM
CRANKSHAFT GP
CYLINDER BLOCK AS
CYLINDER BLOCK GP
CYLINDER HEAD AS
CYLINDER HEAD GP
DAMPER GP
DRAIN GP-ENGINE OIL
DRIVE GP-ACCESSORY
DRIVE GP-PUMP
ENGINE BRAKE GP
FASTENER GP-FRONT HOUSING
FASTENER GP-VALVE MECHANISM
FLYWHEEL GP
GEAR GP-CAMSHAFT
GEAR GP-FRONT
HOUSING GP-FLYWHEEL
HOUSING GP-FRONT
LIFTING GP-ENGINE
MECHANISM GP-FUEL PUMP & VALVE
MOUNTING GP-ALTERNATOR & COMPR
PAN GP-OIL
PANEL GP-SOUND SUPPRESSION
PISTON & ROD GP
PLUG GP-CYLINDER BLOCK
PLUG GP-CYLINDER HEAD
PULLEY GP-CRANKSHAFT
ROCKER ARM GP
SUPPORT GP-ENGINE

LUBRICATION SYSTEM
EXTENSION GP-FUMES DISPOSAL
FASTENER GP-OIL PUMP MOUNTING
FILLER GP-ENGINE OIL
FILTER GP-ENGINE OIL
FUMES DISPOSAL GP
GAUGE GP-OIL LEVEL (DIPSTICK)
LINES GP-ENGINE OIL
LINES GP-TURBOCHARGER OIL
OIL CHANGE GP-HIGH SPEED
PUMP GP-ENGINE OIL

COOLING SYSTEM
COOLING AR
COOLING AR-HIGH AMBIENT TEMP
FAN & BAFFLE GP
FAN GP-SUCTION
FASTENER GP-WATER PUMP
LINES GP-WATER
PUMP GP-WATER
RADIATOR GP
VALVE GP-RADIATOR DRAIN

AIR INLET AND EXHAUST SYSTEM
AFTERCOOLER GP-AIR
AIR CLEANER GP
COVER GP-TURBOCHARGER
DUST EJECTOR GP
EXTENSION GP-EXHAUST
LINES GP-AIR
MANIFOLD GP-EXHAUST
MOUNTING GP-MUFFLER
MUFFLER GP
SHIELD GP-MANIFOLD
TURBOCHARGER GP

FUEL SYSTEM
ADAPTER GP-FAST FILL FUEL
FILTER GP-FUEL
FILTER GP-WATER SEP & FUEL
FUEL AR-FAST FILL
LINES GP-FUEL
LINES GP-FUEL HEATER
PLUG GP-FUEL FILTER BASE
PUMP & MTG GP-FUEL TRANSFER
PUMP GP-FUEL INJECTION
TANK & MTG GP-FUEL
TANK GP-FUEL
VALVE GP-CHECK
VALVE GP-PURGE
WATER SEP & FUEL PRM PUMP GP

ELECTRICAL AND STARTING SYSTEM
ALARM GP
ALTERNATOR GP-CHARGING
BATTERY &WIRING GP
CAMERA AR
CONNECTION GP-ELECTRICAL
CONTROL & MTG
GP-COMMUNICATION
CONTROL & MTG GP-ENGINE ELEK
CONTROL GP-LIFT & TILT POS
CONTROL GP-UNPROGRAMMED
ELECTRICAL AR
ELECTRONICS GP-COMMUNICATION
ELECTRONICS GP-IMPLEMENT
ELECTRONICS GP-MONITOR
ELECTRONICS GP-POWER TRAIN
FASTENER GP-ELECTRONICS
HEATER AR-FUEL
HEATER GP-FUEL
HEATER GP-JACKETWATER
INSTALLATION AR-COMMUNICATION
LAMP GP-DOME
LAMP GP-FLOOD
LAMP GP-HEAD
LAMP GP-SIGNAL
LAMP GP-WARNING BEACON
LIGHTING AR-FLOOD & SIGNAL
LIGHTING AR-SIGNAL
LIGHTING AR-STOP & FLOOD
LIGHTING GP-FLOOD
LIGHTING GP-FLOOD & SIGNAL
LIGHTING GP-STOP
LIGHTING GP-STOP & TAIL
LIGHTING GP-WARNING BEACON
MOUNTING GP-SENSOR
SENSOR & MTG GP-LIFT POSITION
SENSOR &MTG GP-TILT POSITION
SENSOR GP-ENGINE
SENSOR GP-POSITION
SENSOR GP-PRESSURE
SENSOR GP-SPEED
SENSOR GP-TEMPERATURE
STARTING AID GP-ETHER
STARTING MOTOR GP-ELECTRIC
SWITCH GP-BYPASS
SWITCH GP-DISCONNECT
SWITCH GP-ENGINE BRAKE
SWITCH GP-MAGNETIC
SWITCH GP-PAYLOAD STORE
SWITCH GP-PRESSURE
SWITCH GP-RIDE CONTROL
SWITCH GP-ROCKER
SWITCH GP-SIGNAL
SWITCH GP-TOGGLE
SWITCH GP-WIPER
VALVE GP-ETHER STARTING
WARNING GP-BACKUP
WIRING GP-AUTOLUBE CONTROL
WIRING GP-BUMPER
WIRING GP-CAB
WIRING GP-CAMERA
WIRING GP-COMMUNICATION
WIRING GP-ELECTRONICS BAY
WIRING GP-ENGINE
WIRING GP-ENGINE ELECTRONIC
WIRING GP-FRONT
WIRING GP-HEATER
WIRING GP-MACHINE
WIRING GP-POWER TRAIN
WIRING GP-REAR
WIRING GP-SENSOR
WIRING GP-SHUTOFF
WIRING GP-TRANSMISSION
WIRING GP-UNIT INJECTOR

POWER TRAIN
AXLE AR-FIXED
AXLE AR-OSCILLATING
AXLE GP-FIXED
AXLE GP-OSCILLATING
CASE & PARTS GP-PLANETARY
CONTROL GP-TRANSMISSION HYD
COOLER & FAN GP-AXLE OIL
COOLER AR-AXLE OIL
COOLER GP-AXLE OIL
COVER GP-TRANSMISSION
DIFFERENTIAL & BEVEL GEAR GP
DIFFERENTIAL GP
DIFFERENTIAL GP-NOSPIN
FASTENER GP-AXLE MOUNTING
FILTER & MTG GP-POWER TRAIN
FILTER GP-OIL
GAUGE GP-OIL LEVEL (DIPSTICK)
GAUGE GP-SIGHT
GEAR GP-INPUT TRANSFER
GEAR GP-OUTPUT TRANSFER
LINES GP-AXLE OIL COOLER
LINES GP-AXLE OIL COOLER FAN
LINES GP-AXLE VENT
LINES GP-POWER TRAIN OIL
MOUNTING GP-RIM
MOUNTING GP-TORQUE CONVERTER
PLANETARY GP-TRANSMISSION
POWER TRAIN AR
PUMP GP-GEAR
PUMP GP-TRANSMISSION
RIM AR
RIM GP-DEMOUNTABLE
SHAFT GP-DRIVE
SHAFT GP-INPUT DRIVE
SLIP JOINT GP
SUPPORT GP-TRANSMISSION
TIRE & RIM AR
TORQUE CONVERTER & HOUSING GP
TORQUE CONVERTER AR
TORQUE CONVERTER AR-LOCKUP
TORQUE CONVERTER GP
TRANSMISSION AR
UNIVERSAL JOINT GP
VALVE & MTG GP-LOCKUP CLUTCH
VALVE GP-CHECK
VALVE GP-MODULATING
VALVE GP-RELIEF
VALVE GP-SOLENOID
WHEEL & FINAL DRIVE GP

FRAME AND BODY
BUMPER GP-REAR
COVER GP-BUMPER
COVER GP-ELECTRONICS BAY
DEFLECTOR GP-HOOD
DOOR GP-ACCESS
DRAWBAR GP
FENDER GP-FRONT
FENDER GP-REAR
FIREWALL GP
FRAME AS-LOADER
FRAME AS-REAR
GUARD GP-BOTTOM
GUARD GP-CRANKCASE
GUARD GP-FRONT
GUARD GP-HYDRAULIC TANK
GUARD GP-LINES
GUARD GP-POWER TRAIN
GUARD GP-RADIATOR
GUARD GP-REAR
GUARD GP-SENSOR
HARDWARE GP-LOADER FRAME
HARDWARE GP-REAR FRAME
HITCH GP-ARTICULATING
HOOD & GUARD GP
LADDER & FENDER AR
LADDER GP
LINES GP-AUTOMATIC LUBRICATION
LINES GP-GREASE
LINES GP-LUBRICATION
LINK GP-STEERING FRAME LOCK
LUBRICATION AR-AUTOMATIC
PANEL GP-SIDE
PUMP GP-LUBRICATION
SHIELD GP-ENGINE COMPARTMENT
STEP GP
SUPPRESSION AR-SOUND
SUPPRESSION GP-SOUND
TANK & PUMP GP-LUBRICATION
VALVE & LINES GP-LUBRICATION
VALVE GP-LUBE DISTRIBUTION

BRAKING SYSTEM
ACCUMULATOR GP-BRAKE
BASE GP-FOOT BRAKE
BRAKE GP-PARKING
BRAKE GP-SERVICE
CONTROL GP-FOOT BRAKE
CONTROL GP-PARKING BRAKE
CONTROL GP-SERVICE BRAKE
LINES GP-SERVICE BRAKE
PUMP GP-GEAR
VALVE & MTG GP-BRAKE CONTROL
VALVE GP-BRAKE CONTROL
VALVE GP-RELIEF
VALVE GP-SHUTTLE

STEERING SYSTEM
CYLINDER & MTG GP-STEERING
CYLINDER GP-STEERING
GUARD GP-STEERING CYLINDER
LINES GP-SECONDARY STEERING
LINES GP-STEERING
LINES GP-STEERING NEUTRALIZER
PLUG GP-CONTROL VALVE
PUMP GP-GEAR
PUMP GP-PISTON
ROTATING GP-PUMP
STEERING AR
VALVE GP-CHECK
VALVE GP-PILOT
VALVE GP-PILOT CARTRIDGE
VALVE GP-PUMP CONTROL
VALVE GP-RELIEF
VALVE GP-SELECTOR & PRESS CONT
VALVE GP-SHUTTLE
VALVE GP-STEERING
VALVE GP-STEERING NEUTRALIZER

HYDRAULIC SYSTEM
ACCUMULATOR GP-RIDE CONTROL
ACTUATOR GP-PILOT CONTROL
CONTROL & LINES GP-RIDE
CONTROL AR-RIDE
COOLER GP-HYDRAULIC OIL
COVER GP-HYDRAULIC TANK CAP
CYLINDER & SENSOR GP
CYLINDER & SENSOR GP-LIFT
CYLINDER & SENSOR GP-TILT
CYLINDER GP-LIFT
CYLINDER GP-TILT
FILTER & LINES GP-CASE DRAIN
FILTER GP-OIL
HYDRAULIC AR
LINES GP-FRONT
LINES GP-HYDRAULIC
LINES GP-HYDRAULIC FAN
LINES GP-LIFT CYLINDER
LINES GP-TILT CYLINDER
MOTOR & MTG GP-HYDRAULIC FAN
MOTOR GP-PISTON
PUMP & MTG GP-HYDRAULIC FAN
PUMP & MTG GP-IMPLEMENT
PUMP GP-PISTON
ROTATING GP-MOTOR
ROTATING GP-PUMP
TANK & MTG GP-HYDRAULIC
TANK AR-EXPANSION
TANK GP-EXPANSION
TANK GP-HYDRAULIC
VALVE & MTG GP-MAIN CONTROL
VALVE GP-CHECK
VALVE GP-DEMAND FAN
VALVE GP-MAIN CONTROL
VALVE GP-MANUAL
VALVE GP-PUMP CONTROL
VALVE GP-RELIEF
VALVE GP-RIDE CONTROL
VALVE GP-SHUTTLE
VALVE GP-SOLENOID

IMPLEMENTS
BOOM & BEARING AS
BOOM GP-LOADER
CONTROL GP-BUCKET
HARDWARE GP-BOOM
LIFT AR
LINKAGE GP-BUCKET
PIN & SEAL GP-LINKAGE

WORK TOOLS
ADAPTER GP-TIP
ADAPTER-TIP
BUCKET AS-COAL
BUCKET AS-GENERAL PURPOSE
BUCKET AS-ROCK
BUCKET GP-COAL
BUCKET GP-GENERAL PURPOSE
BUCKET GP-ROCK
EDGE AS-BASE
EDGE GP-BIT & CUTTING
EDGE GP-CUTTING
EDGE GP-SEGMENT
EDGE-CUTTING
EDGE-SEGMENT
GUARD GP-BUCKET CORNER
PROTECTOR GP-EDGE
PROTECTOR GP-SIDE BAR
TIP GP-ABRASION
TIP GP-LONG
TIP GP-PENETRATION
TIP GP-SHORT
TIP-HEAVY PENETRATION
TIP-LONG

OPERATOR STATION
ADJUSTER GP-SEAT
AIR COMPRESSOR GP-SEAT
AIR CONDITIONER & MOUNTING GP
AIR CONDITIONER GP
ARM GP-WINDOWWIPER
CAB AR
COMPRESSOR GP-REFRIGERANT
CONDENSER GP-REFRIGERANT
CONTROL GP-ELECTROHYDRAULIC
CONTROL GP-MONITOR
CONTROL GP-STEERING
CONTROL GP-STIC
CONTROL GP-STIC LOCKOUT
CONTROL GP-TMSN OVERRIDE
CONTROL GP-UNPRGMED MONITOR
COVER GP-DASH
DISPLAY GP-CAMERA
DOOR GP-CAB
DOOR GP-STORAGE
DUCT & FILTER GP-CAB AIR
DUCT GP-CAB AIR
HORN GP-ELECTRIC
INSTALLATION GP-CONTROLS
INSTALLATION GP-RADIO
LINER GP-CAB
LINES GP-AIR CONDITIONER
LINES GP-CAB HEATER
LITERATURE GP
MIRROR GP-REAR VIEW
MODULE GP-QUAD GAUGE
MONITOR AR-PAYLOAD
MONITOR GP-CAMERA
MONITOR GP-PAYLOAD
MOTOR GP-WINDOWWIPER
MOUNTING GP-ANTENNA
MOUNTING GP-CAB
OPERATOR AR
PAN GP-BACKREST
PANEL GP-INSTRUMENT
PEDAL GP-GOVERNOR
PLATFORM GP
PLATFORM GP-CAB
PLATFORM GP-OPERATOR
RADIO GP
RECLINER GP-SEAT
ROOF GP-CAB
ROPS GP-ENCLOSED
SEALING GP-GLASS
SEAT GP
SEAT GP-SUSPENSION
SUPPORT GP-HYDRAULIC CONTROL
SUPPORT GP-SEAT
SUPPORT GP-STEERING CONTROL
SUPPRESSION GP-CAB SOUND
SUSPENSION GP-SEAT
WASHER GP-WINDOW
WINDOWGP-DOOR
WIPER GP-WINDOW

SERVICE EQUIPMENT AND SUPPLIES
CERTIFICATION GP-MACHINE
FILM GP
LINES GP-DIAGNOSTIC
PLATE & FILM GP
PLATE GP-ENGINE IDENTIFICATION
PROTECTION GP-VANDALISM
TOOL GP-CONTROL SERVICE

PART NUMBER INDEX