Caterpillar 120M Motor Grader Parts Manual (Ver. November 2007)

Caterpillar 120M Motor Grader Parts Manual
B9C1-Up (Machine)
C6E1-Up (Engine)
CZM1-Up (Transmission)

Type of machine: Motor Grader
Print No: SEBP4980, November 2007
Language and Format: English/PDF
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This Parts Manual contains detailed illustrations and official part numbers for your Caterpillar 120M Motor Grader. 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
ENGLISH-PORTUGUESE PARTS
NOMENCLATURE
MAINTENANCE PARTS
INDEX

MACHINE ARRANGEMENT
COMMON AR
OPTION AR-EU
ROADING AR
SNOWAR-MOTOR GRADER

ENGINE ARRANGEMENT
ENGINE AR
ENGINE AR-PRIMARY

BASIC ENGINE
AIR COMPRESSOR AR
AIR COMPRESSOR GP
BELT TENSIONER GP
CAMSHAFT GP
COVER GP-ENGINE
COVER GP-VALVE MECHANISM
CRANKSHAFT GP
CYLINDER BLOCK AS
CYLINDER BLOCK GP
CYLINDER HEAD GP
DRAIN GP-ENGINE OIL
FLYWHEEL GP
GEAR GP-REAR
GUARD GP-BELT
HOUSING GP-FLYWHEEL
HOUSING GP-FRONT
LIFTING GP-ENGINE
MOUNTING GP-ENGINE
PAN GP-OIL
PISTON & ROD GP
PLUG GP-ENGINE
PULLEY GP-CRANKSHAFT
ROCKER ARM GP

LUBRICATION SYSTEM
FILLER GP-ENGINE OIL
FILTER GP-ENGINE OIL
LINES GP-ENGINE OIL DRAIN
OIL CHANGE GP-HIGH SPEED
PUMP GP-ENGINE OIL
VALVE GP-FLUID SAMPLING

COOLING SYSTEM
COOLER GP-ENGINE OIL
COOLING AR
FAN & MOTOR GP
FAN AR-REVERSIBLE
GUARD GP-FAN
LINES GP-WATER
PUMP GP-WATER
RADIATOR GP
REGULATOR GP-TEMPERATURE
TANK GP-COOLANT

AIR INLET AND EXHAUST SYSTEM
AFTERCOOLER GP-AIR
AIR CLEANER GP
LINES GP-AIR
MANIFOLD GP-INLET
MUFFLER GP
PRECLEANER GP
TURBOCHARGER GP

FUEL SYSTEM
ADAPTER GP-FAST FILL FUEL
COVER GP-FUEL TANK
FASTENER GP-FUEL TANK
FILTER GP-SECONDARY FUEL
FILTER GP-WATER SEP & FUEL
INJECTOR GP-FUEL
LINES GP-FUEL
PUMP GP-FUEL INJECTION
RECEIVER GP-FAST FILL FUEL
TANK GP-FUEL
WATER SEP & FUEL PRMPUMP GP

ELECTRICAL AND STARTING SYSTEM
ALARM GP
ALTERNATOR GP-CHARGING
APPLICATION GP-COMMUNICATION
BATTERY &WIRING GP
CAMERA AR
CONTROL & MTG GP-IMPLEMENT
CONTROL GP-IMPLEMENT
CONTROL GP-POWER TRAIN
CONTROL GP-UNPROGRAMMED
CONVERTER GP-ELECTRICAL
ELECTRONICS GP-COMMUNICATION
ELECTRONICS GP-IMPLEMENT
ELECTRONICS GP-MONITOR
ELECTRONICS GP-POWER TRAIN
GRADE CONTROL AR
GRADE CONTROL GP
HEATER GP-JACKET WATER
INSTALLATION AR-COMMUNICATION
INSTALLATION GP-LIGHTING
INSTALLATION GP-SECURITY
INSTALLATION GP-WARNING
BEACON
LAMP GP-DOME
LAMP GP-FLOOD
LAMP GP-HEAD
LAMP GP-HEAD & SIGNAL
LAMP GP-MARKER
LAMP GP-REGISTRATION PLATE
LAMP GP-SIGNAL
LAMP GP-WARNING BEACON
LIGHTING GP-FLOOD
LIGHTING GP-ROADING
MAST GP
MOTOR GP-ELECTRIC
MOUNTING GP-GRADE CONTROL
MOUNTING GP-LAMP
MOUNTING GP-LIGHTING
MOUNTING GP-MAST
MOUNTING GP-RECEIVER
PANEL GP-CIRCUIT BREAKER
POWER SUPPLY GP
RADIO GP-COMMUNICATION
RECEIVER AR-LASER
RECEIVER AR-SATELLITE
RECEIVER GP-LASER
RECEIVER GP-SATELLITE
SENSOR GP-POSITION
SENSOR GP-PRESSURE
SENSOR GP-SONIC
SENSOR GP-TEMPERATURE
STARTING AID GP-ETHER
STARTING MOTOR GP-ELECTRIC
SUPPORT GP-LIGHT
SWITCH GP-ALLWHEEL DRIVE
SWITCH GP-BYPASS
SWITCH GP-DISCONNECT
SWITCH GP-LIGHT
SWITCH GP-LIMIT
SWITCH GP-MAGNETIC
SWITCH GP-ROADING
SWITCH GP-ROCKER
SWITCH GP-WIPER
VALVE GP-ETHER STARTING
WARNING GP-BACKUP
WIRING GP-CAB
WIRING GP-CAMERA
WIRING GP-ELECTRONIC CONTROL
WIRING GP-FAN
WIRING GP-FRONT
WIRING GP-GRADE CONTROL
WIRING GP-LIGHTING
WIRING GP-MONITOR
WIRING GP-REAR
WIRING GP-REAR LIGHTING
WIRING GP-SECONDARY STEERING
WIRING GP-SENSOR

POWER TRAIN
AUTOSHIFT AR
AXLE AR-FRONT
AXLE GP-FRONT
AXLE GP-REAR
BASE GP-OIL FILTER
CARRIER GP-FINAL DRIVE
CASE & PARTS GP-PLANETARY
CHAIN GP-DRIVE
CLUTCH GP-TRANSMISSION
CONTROL GP-DIFFERENTIAL LOCK
CONTROL GP-TRANSMISSION HYD
COOLER GP-TRANSMISSION OIL
COUPLING GP-TORSIONAL
COVER GP-SHIPPING
DIFFERENTIAL & BEVEL GEAR GP
DIFFERENTIAL GP
DRIVE AR-ALLWHEEL
DRIVE GP-WHEEL
FILLER GP-POWER TRAIN OIL
FILTER & MTG GP-TRANSMISSION
FILTER GP-OIL
FINAL DRIVE GP
GEAR GP-FRONT
LINES GP-ALLWHEEL DRIVE
LINES GP-POWER TAKE-OFF
LINES GP-TRANSMISSION OIL
MOTOR & MTG GP-PISTON
MOTOR GP-PISTON
MOUNTING GP-WHEEL
PUMP & MTG GP-ALLWHEEL DRIVE
PUMP & MTG GP-GEAR
PUMP GP-GEAR
PUMP GP-PISTON
SCREEN GP-MAGNETIC
SHAFT GP-DRIVE
SHAFT GP-INPUT
TANDEM & COVER GP
TRANSMISSION AR
UNIVERSAL JOINT GP
VALVE & MTG GP-SOLENOID
VALVE GP-MODULATING
VALVE GP-PUMP CONTROL
VALVE GP-RELIEF
WHEEL & TIRE AR
WHEEL & TIRE GP
WHEEL AR
WHEEL GP

FRAME AND BODY
AXLE AR-FRONT
AXLE GP-FRONT
COVER GP-CONTROL VALVE
COVER GP-PROTECTION
ENCLOSURE GP-ENGINE
FASTENER GP-SENSOR
FENDER & SUPPORT GP
FRAME GP-FRONT
FRAME GP-REAR
GUARD & SUPPORT GP-RADIATOR
GUARD GP-BOTTOM
GUARD GP-DEBRIS
HITCH GP-ARTICULATING
HITCH GP-TOWING
HOOD GP
LINES GP-GREASE
LINK GP-STEERING
MOUNTING GP-AXLE
MOUNTING GP-VALVE
REFLECTOR GP
SERVICE CENTER AR
SHIELD GP-ENGINE COMPARTMENT
STEP GP
SUPPRESSION GP-SOUND
WALKWAY GP

BRAKING SYSTEM
ACCUMULATOR GP-BRAKE
BRAKE GP-PARKING
BRAKE GP-SERVICE & PARKING
CONTROL GP-SERVICE BRAKE
LINES GP-ACCUMULATOR
LINES GP-AIR TANK

HYDRAULIC SYSTEM
ACCUMULATOR GP-BLADE CUSHION
BASE GP-OIL FILTER
CONTROL AR-HYDRAULIC
COOLER GP-HYDRAULIC OIL
CYLINDER & LINES GP-RIPPER
CYLINDER & MTG GP-ARTICULATION
CYLINDER & MTG GP-BLADE LIFT
CYLINDER & MTG GP-BLADE TIP
CYLINDER & MTG GP-CENTERSHIFT
CYLINDER & MTG GP-SIDESHIFT
CYLINDER & MTG GP-STEERING
CYLINDER & MTG GP-WHEEL LEAN
CYLINDER GP-BLADE TIP
CYLINDER GP-CENTERSHIFT
CYLINDER GP-HYDRAULIC
CYLINDER GP-LIFT
CYLINDER GP-RIPPER
CYLINDER GP-SIDESHIFT
CYLINDER GP-STEERING
CYLINDER GP-WHEEL LEAN
DRIVE GP-CIRCLE
FILTER & MTG GP-HYDRAULIC
FILTER GP-OIL
HYDRAULIC AR
LINES GP-HYDRAULIC
LINES GP-HYDRAULIC FAN
LINES GP-PUMP
LINES GP-RIPPER
LINES GP-SECONDARY STEERING
LINES GP-STEERING
LOCK GP-CENTERSHIFT
MANIFOLD GP-CONTROL
MANIFOLD GP-VALVE
MOTOR GP-GEROTOR
PUMP & MTG GP-HYDRAULIC FAN
PUMP & MTG GP-PISTON
PUMP & MTG GP-SECONDARY STEER
PUMP GP-GEAR
PUMP GP-PISTON
ROTATING GP-PUMP
SWASHPLATE GP
SWIVEL GP
TANK &MTG GP-HYDRAULIC
TANK GP-HYDRAULIC
VALVE GP-BANK 3
VALVE GP-BANK 4
VALVE GP-BANK 5
VALVE GP-BANK 6
VALVE GP-BANK 7
VALVE GP-BANK 8
VALVE GP-CHECK
VALVE GP-CONTROL
VALVE GP-DIVERTER
VALVE GP-PRESSURE REDUCING
VALVE GP-PUMP CONTROL
VALVE GP-RELIEF
VALVE GP-SHUTTLE
VALVE GP-SOLENOID
VALVE GP-STEERING

IMPLEMENTS
CIRCLE GP
DRAWBAR GP
LINK GP-LOWER
LINK GP-UPPER

WORK TOOLS
BIT GP
BIT GP-END
BLADE GP
BRACE GP
BRACKET GP-SCARIFIER
CYLINDER GP-HYDRAULIC
EDGE GP-CUTTING
EXTENSION GP-BLADE
LIFT GP-BLADE
LIFT GP-WORK TOOL
MOUNTING GP-RIPPER
MOUNTING GP-SNOWWING
RIPPER AR
RIPPER GP
SCARIFIER GP
TOOTH GP-RIPPER
TOOTH GP-SCARIFIER

OPERATOR STATION
ADJUSTER GP-SEAT
AIR COMPRESSOR GP-SEAT
AIR CONDITIONER & MOUNTING GP
AIR CONDITIONER AR
AIR CONDITIONER GP
ARMREST GP
BRACKET GP-MOUNTING
CAB AR
COIL GP-VALVE
COMPRESSOR GP-REFRIGERANT
CONDENSER & MTG GP-REFRIGERANT
CONTROL & MTG GP-JOYSTICK
CONTROL GP-AIR & TEMPERATURE
CONTROL GP-ELECTROHYDRAULIC
CONTROL GP-JOYSTICK
CONTROL GP-STEERING
CONTROL GP-UNPRGMED MONITOR
COVER GP-CAB
CUSHION GP-ARM
DISPLAY AR-MONITOR
DISPLAY GP-CAMERA
DISPLAY GP-MONITOR
DOOR GP-CAB
DUCT & FILTER GP-CAB AIR
FAN GP-CIRCULATING
HEATER & MTG GP-CAB
HEATER AR-CAB
HEATER GP-CAB
HOUSING GP-SEAT SUSPENSION
LINER GP-CAB
LINES GP-AIR CONDITIONER
LINES GP-HEATER
MIRROR GP-REAR VIEW
MONITOR AS
MOTOR GP-WINDOWWIPER
MOUNTING GP-ANTENNA
MOUNTING GP-CAB
MOUNTING GP-CONTROL VALVE
PAN AS-SEAT
PAN GP-BACKREST
PANEL GP-CAB
PANEL GP-CONTROL
PANEL GP-INSTRUMENT
PEDAL GP-BRAKE, TMSN & GOV
PRESSURIZER GP-CAB
RADIO GP
RECLINER GP-SEAT
ROOF GP-CAB
SCREEN GP-SUN
SEAT & MOUNTING GP
SEAT GP
SEAT GP-SUSPENSION
SUPPORT GP-CONTROL
SUSPENSION GP-SEAT
TANK GP-WINDOWWASHER
WINDOWGP-CAB
WIPER &WASHER GP-WINDOW
WIPER GP-WINDOW

SERVICE EQUIPMENT AND SUPPLIES
BOX GP-TOOL
FILM GP
FILM GP-INTERNATIONAL
FILM GP-U.S
PLATE & FILM GP
TANK GP-AIR

PART NUMBER INDEX