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Komatsu HD325-7, HD405-7 Dump Truck Service Manual

1,406 pages · Publication SEN00486-16

$149.79
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Models
HD325-7, HD405-7
Serial coverage
HD325 7001-7025, HD325 7101 and up, HD405 3001-3035, HD405 7101 and up
Manual type
Service Manual
Pages
1,406
Publication
SEN00486-16
Condition
Brand new
Komatsu HD325-7, HD405-7 Dump Truck Service Manual, publication SEN00486-16

What's inside

From the manual's own table of contents: 227 sections, 466 entries. See sample pages (PDF, 757 KB)

Composition of shop manual
Safety notice
How to read the shop manual
Explanation of terms for maintenance standard
Handling electric equipment and hydraulic component
How to read electric wire code
Precautions when carrying out operation
Method of disassembling and connecting push-pull type coupler
Standard tightening torque table
Conversion table
Specification drawing
Specifications
Weight table
Fuel, coolant and lubricants
Radiator, oil cooler, aftercooler
Output shaft
Power train skeleton
Drive shaft
Torque converter and transmission hydraulic piping
Power train charge pump
Retarder cooling pump
Torque converter
Torque converter valve
Transmission
Show all 227 sections
Transmission control valve
ECMV
Axle
Differential
Final drive
Wheel
Steering column
Steering linkage
Brake piping
Brake valve
Secondary brake valve
Relay valve
Front brake cut valve
Accumulator charge valve42 topics
  • Accumulator
  • Slack adjuster
  • Brake
  • Proportional reducing valve
  • Parking brake
  • Parking brake solenoid
  • Hand brake (retarder)
  • Suspension
  • Suspension cylinder
  • Rear axle support
  • Steering, hoist oil pressure piping diagram
  • Dump body control
  • Hydraulic tank
  • Steering valve
  • Cross-over relief valve
  • Steering control valve
  • Hoist valve
  • Dump control valve (EPC valve)
  • Steering cylinder
  • Hoist cylinder
  • Work equipment and steering pump
  • ROPS cab
  • Air conditioner
  • Rear view monitor
  • Machine monitor system
  • Automatic shift control system
  • Transmission controller
  • External power supply heater
  • Auto emergency steering system
  • Retarder control system
  • Battery disconnector switch
  • Dump control lever
  • Auto suspension system
  • Payload meter (card type)
  • Sensors, switches
  • KOMTRAX terminal system (If equipped)
  • Standard value table for engine
  • Standard value table for machine
  • Tools for testing, adjusting, and troubleshooting
  • Testing engine speed
  • Testing intake air pressure (boost pressure)
  • Testing exhaust temperature
Testing exhaust gas color
Adjusting valve clearance
Testing compression pressure
Testing blow-by pressure
Testing engine oil pressure
Testing EGR valve and bypass valve drive oil pressure
Handling of fuel system devices
Releasing residual pressure from fuel system
Testing fuel pressure
Testing fuel return rate and leakage
Bleeding air from fuel circuit
Testing the fuel circuit for leakage
Testing and adjusting alternator belt tension
Testing and adjusting fan belt tension
Testing and adjusting air conditioner compressor belt tension
Testing torque converter stall speed
Testing power train oil pressure
Adjusting transmission speed sensor
Testing brake oil pressure1 topic
  • with nitrogen gas
Testing brake performance
Adjusting parking brake
Bleeding air from brake circuit
Testing wear of rear brake disc
Testing wear of front brake pad
Method for emergency release of parking brake
Testing and adjusting front suspension cylinder
Testing and adjusting inverted type rear suspension cylinder
Testing and adjusting front suspension cylinder (mode selector hydraulic cylnder)
Testing and adjusting hydraulic pressure in steering, hoist circuit
Testing and adjusting dump EPC circuit oil pressure
Air bleeding from steering cylinder
Procedure for raising body in emergency
Adjusting body positioner sensor
Resetting method for dump body seating control
Handling of high voltage circuit of engine controller
Adjusting transmission controller
Method for emergency escape at electrical system failure
Setting and adjusting of devices
Special functions of machine monitor (EMMS)
How to start operation of KOMTRAX terminal
Lamp display of KOMTRAX terminal
Pm Clinic check sheet
Setting of card-type payload meter (PLM- ) after installation or replacement
Points to remember when troubleshooting
Sequence of events in troubleshooting
Checks before troubleshooting
Classification and procedures of troubleshooting
Connection table for connector pin numbers54 topics
  • T- branch box and T- branch adapter table
  • Failure codes table
  • Before troubleshooting by failure codes
  • Contents of troubleshooting table
  • Failure code [1500L0] (Dual engagement)
  • Failure code [15B0NX] (Transmission oil filter: Clogging)
  • Failure code [15F0KM] (R o F shifting abuse 1: Mistake in operation)
  • Failure code [15F0MB] (R o F shifting abuse 2: Mistake in operation)
  • Failure code [15F7KM] (Forward clutch disk abuse: Mistake in operation or setting)
  • Failure code [15G0MW] (R clutch: Slipping)
  • Failure code [15G7KM] (Reverse clutch disk abuse: Mistake in operation or setting)
  • Failure code [15H0MW] (Hi clutch: Slipping)
  • Failure code [15J0MW] ( Lo clutch: Slipping)
  • Failure code [15K0MW] (1st clutch: Slipping)
  • Failure code [15L0MW] (2nd clutch: Slipping)
  • Failure code [15M0MW] (3rd clutch: Slipping)
  • Failure code [15N0MW] (4th clutch: Slipping)
  • Failure code [15SBL1] (R clutch solenoid: Fill signal is ON when command current is OFF)
  • Failure code [15SBMA] (R clutch solenoid: Malfunction)
  • Failure code [15SCL1] (Hi clutch solenoid: Fill signal is ON when command current is OFF)
  • Failure code [15SCMA] (Hi clutch solenoid: Malfunction)
  • Failure code [15SDL1] (Lo clutch solenoid: Fill signal is ON when command current is OFF)
  • Failure code [15SDMA] (Lo clutch solenoid: Malfunction)
  • Failure code [15SEL1] (1st clutch solenoid: Fill signal is ON when command current is OFF)
  • Failure code [15SEMA] (1st clutch solenoid: Malfunction)
  • Failure code [15SFL1] (2nd clutch solenoid: Fill signal is ON when command current is OFF)
  • Failure code [15SFMA] (2nd clutch solenoid: Malfunction)
  • Failure code [15SGL1] (3rd clutch solenoid: Fill signal is ON when command current is OFF)
  • Failure code [15SGMA] (3rd clutch solenoid: Malfunction)
  • Failure code [15SHL1] (4th clutch solenoid: Command current is OFF and fill signal is ON)
  • Failure code [15SHMA] (4th clutch solenoid: Malfunction)
  • Failure code [15SJMA] (Lockup clutch solenoid: Malfunction)
  • Failure code [989A00] (Engine over run prevention command signal: Operating)
  • Failure code [989D00] (Rear section tipping over alarm: Alarm is activated)
  • Failure code [2F00KM] (Parking brake: Mistake in operation or setting)
  • Failure code [2G42ZG] (Front accumulator: Lowering of oil pressure)
  • Failure code [2G43ZG] (Rear accumulator: Lowering of oil pressure)
  • Failure code [A570NX] (Engine oil filter: Clogging)
  • Failure code [AA10NX] (Air cleaner element: Clogging)
  • Failure code [AB00MA] (Alternator: Malfunction)
  • Failure code [B@BAZG] (Abnormal lowering of engine oil pressure: Lowering of oil pressure)
  • Failure code [B@BAZK] (Engine oil: Level too low)
  • Failure code [B@BCZK] (Lowering of radiator coolant: Lowering of level)
  • Failure code [B@BCNS] (Engine: Overheat)
  • Failure code [B@C7NS] (Rear brake oil: Overheat)
  • Failure code [B@CENS] (Torque converter oil: Overheat)
  • Failure code [B@GAZK] (Battery electrolyte level: Lowering of level)
  • Failure code [B@JANS] (Steering oil: Overheat)
  • Failure code [CA111] (Abnormality in engine controller)
  • Failure code [CA115] (Abnormal engine Ne and Bkup sensors)
  • Failure code [CA122] (Charge pressure sensor too high)
  • Failure code [CA123] (Charge pressure sensor too low)
  • Failure code [CA131] (Throttle sensor too high)
  • Failure code [CA132] (Throttle sensor too low)
Failure code [CA135] (Oil pressure sensor too high)
Failure code [CA141] (Oil pressure sensor too low)
Failure code [CA144] (Coolant temperature sensor too high)
Failure code [CA145] (Coolant temperature sensor too low)
Failure code [CA153] (Charge temperature sensor too high)
Failure code [CA154] (Charge temperature sensor too low)
Failure code [CA187] (Sensor power source 2 too low)
Failure code [CA221] (Atmospheric pressure sensor too high)
Failure code [CA222] (Atmospheric pressure sensor too low)
Failure code [CA227] (Sensor power source 2 too high)
Failure code [CA234] (Engine over speed)
Failure code [CA238] (Abnormal power source for engine Ne speed sensor)
Failure code [CA263] (Fuel temperature sensor too high)
Failure code [CA265] (Fuel temperature sensor too low)
Failure code [CA271] (PCV1 short circuit)
Failure code [CA272] (PCV1 disconnection)
Failure code [CA273] (PCV2 short circuit)
Failure code [CA274] (PCV2 disconnection)
Failure code [CA322] (Injector No. 1 system disconnection or short circuit)
Failure code [CA323] (Injector No. 5 system disconnection or short circuit)
Failure code [CA324] (Injector No. 3 system disconnection or short circuit)
Failure code [CA325] (Injector No. 6 system disconnection or short circuit)
Failure code [CA331] (Injector No. 2 system disconnection or short circuit)
Failure code [CA332] (Injector No. 4 system disconnection or short circuit)
Failure code [CA342] (Abnormal engine controller data consistency)
Failure code [CA351] (Abnormal injector drive circuit)
Failure code [CA352] (Sensor power source 1 too low)
Failure code [CA386] (Sensor power source 1 too high)
Failure code [CA431] (Abnormal idle validation switch)
Failure code [CA432] (Abnormal process with idle validation switch)
Failure code [CA441] (Power source voltage too low)
Failure code [CA442] (Power source voltage too high)
Failure code [CA449] (Common rail pressure too high 2)
Failure code [CA451] (Common rail pressure sensor too high)
Failure code [CA452] (Common rail pressure sensor too low)
Failure code [CA553] (Common rail pressure too high 1)
Failure code [CA554] (In-range error of common rail pressure sensor)
Failure code [CA559] (Loss of pressure feed from supply pump abnormal 1)
Failure code [CA689] (Abnormal engine Ne speed sensor)
Failure code [CA731] (Abnormal engine Bkup speed sensor phase)
Failure code [CA757] (Loss of all engine controller data)
Failure code [CA778] (Abnormal engine Bkup speed sensor)
Failure code [CA1228] (Abnormal EGR valve servo 1)
Failure code [CA1625] (Abnormal EGR valve servo 2)
Failure code [CA1626] (Short circuit of bypass valve solenoid drive)
Failure code [CA1627] (Disconnection in bypass valve solenoid drive)
Failure code [CA1628] (Abnormal bypass valve servo 1)
Failure code [CA1629] (Abnormal bypass valve servo 2)
Failure code [CA1631] (Bypass valve lift sensor too high)
Failure code [CA1632] (Bypass valve lift sensor too low)
Failure code [CA1633] (Abnormal KOMNET)
Failure code [CA1642] (EGR inlet pressure sensor too low)
Failure code [CA1653] (EGR inlet pressure sensor too high)
Failure code [CA2185] (Throttle sensor power source too high)
Failure code [CA2186] (Throttle sensor power source too low)
Failure code [CA2249] (Loss of pressure feed from supply pump abnormal 2)
Failure code [CA2271] (EGR valve lift sensor too high)48 topics
  • Failure code [CA2272] (EGR valve lift sensor too low)
  • Failure code [CA2351] (EGR valve solenoid drive short circuit)
  • Failure code [CA2352] (EGR valve solenoid drive disconnection)
  • Failure code [CA2555] (Intake air heater relay disconnection)
  • Failure code [CA2556] (Intake air heater relay short circuit)
  • Failure code [D19HKB] (Stop lamp relay output system: Short circuit)
  • Failure code [D5ZKKZ] (Front brake cut-off solenoid valve: Disconnection or short circuit)
  • Failure code [DAF9KM] Wrong connection of connector
    • Abnormal communication)
    • Lowering of source voltage)
    • Abnormality in controller)
    • Power source voltage too low)
  • Failure code [DAQ9KQ] (Transmission controller: Disagreement of model selection)
  • Failure code [DAQRKR] (Communication lost: Defect communication)
  • Failure code [DAQRMA] (Transmission controller option setting: Malfunction)
  • Failure code [DB10KT] (Retarder controller nonvolatile memory: Abnormality in controller)
    • Power source voltage too low)
  • Failure code [DB19KQ] Disagreement of model selection (Retarder controller)
  • Failure code [DB1RKR] (CAN communication (retarder controller): Communication disabled)
  • Failure code [DB1RMA] Disagreement of option setting (Retarder controller)
  • Failure code [DB1SKQ] (Model selection: Wrong information)
  • Failure code [DB2RKR] (CAN communication (engine controller): Communication disabled)
  • Failure code [DBC9KQ] Disagreement of model selection (ABS controller)
  • Failure code [DBCRMA] Disagreement of option setting (ABS controller)
    • Out of input signal range) (If equipped)
  • Failure code [DDD8KA] (ARSC system switch system: Disconnection)
  • Failure code [DDD8KB] (ARSC system switch system: Short circuit)
  • Failure code [DDDAKA] (ASR system switch: Disconnection) (If equipped)
  • Failure code [DDDAKB] (ASR system switch: Short circuit)
  • Failure code [DDTHKA] (Hi clutch fill switch: Disconnection)
  • Failure code [DDTJKA] (Lo clutch fill switch: Disconnection)
  • Failure code [DDTKKA] (1st clutch fill switch: Disconnection)
  • Failure code [DDTLKA] (2nd clutch fill switch: Disconnection)
  • Failure code [DDTMKA] (3rd clutch fill switch: Disconnection)
  • Failure code [DDTNKA] (R clutch fill switch: Disconnection)
  • Failure code [DDTPKA] (4th clutch fill switch : Disconnection)
  • Failure code [DF10KA] (Gear shift lever: Disconnection)
  • Failure code [DF10KB] (Gear shift lever: Short circuit)
  • Failure code [DGF1KX] (Transmission oil temperature sensor: Out of input signal range)
  • Failure code [DGR2KZ] (Retarder oil temperature sensor : Disconnection or short circuit)
  • Failure code [DGR6KX] (Steering oil temperature sensor: Input signal out of range)
  • Failure code [DGT1KX] (Torque converter oil temperature sensor: Out of input signal range)
  • Failure code [DHP6KA] (Suspension pressure sensor system (Rear right): Disconnection)
    • (Rear right): Out of input signal range)
  • Failure code [DHP7KA] (Suspension pressure sensor system (Rear left): Disconnection)
    • (Rear left): Out of input signal range)
  • Failure code [DHT5KX] (Torque converter oil pressure sensor: Out of input signal range)
  • Disagreement of run and stop condition with signal)
Failure code [DHU2KX] (Front accumulator oil pressure sensor: Out of input signal range)
Failure code [DHU3KX] (Rear accumulator oil pressure sensor: Out of input signal range)
Failure code [DJF1KA] (Fuel level sensor: Disconnection)
Failure code [DK30KX] Trouble in steering angle potentiometer1 topic
  • Potentiometer signal is inconsistent with swich signal)
Failure code [DK52KX] (Failure in hoist lever potentiometer 1: Out of input signal range)1 topic
  • Disagreement of analog signal)
Failure code [DK54KX] (Body positioner sensor: Out of input signal range)1 topic
  • Disagreement of run and stop condition with signal) (If equipped)
Failure code [DKH0KX] (Pitch angle sensor: Out of input signal range) (If equipped)
Failure code [DLF1KA] (Transmission input shaft speed sensor: Disconnection)1 topic
  • Disagreement of revolution speed signal)
Failure code [DLF2KA] (Transmission intermediate shaft speed sensor: Disconnection)
Failure code [DLF8KA] Disconnection in wheel speed sensor (Right rear)
Failure code [DLF8LC] Trouble in wheel speed sensor system (Right rear)
Failure code [DLF9KA] Disconnection in wheel speed sensor (Left rear)
Failure code [DLF9LC] Trouble in wheel speed sensor system (Left rear)
Failure code [DLT3KA] (Transmission output shaft speed sensor: Disconnection)3 topics
  • Disagreement of revolution speed signal) (If equipped)
  • (If equipped)
  • Defective function (If equipped)
Failure code [DV00KB] Short circuit in buzzer output2 topics
  • Disconnection or short circuit) (If equipped)
  • Disconnection or short circuit)
Failure code [DWNBK4] Trouble in ASR shut-off valve (Valve keeps operating)
Failure code [DWNBKA] Disconnection in ASR shut-off valve output circuit
Failure code [DWNBKB] Ground fault in ASR shut-off valve output circuit
Failure code [DWNBKY] Short circuit in ASR shut-off valve output circuit
Failure code [DWNBMA] Trouble in ASR shut-off valve (Valve does not operate)40 topics
  • Out of control)
  • output circuit: Disconnection)
  • Short circuit)
  • Short circuit to power source line)
    • Malfunction)
  • Failure code [DX13KA] (Output circuit of hoist EPC valve: Disconnection)
  • Failure code [DX13KB] (Output circuit of hoist EPC valve: Short circuit)
    • Short circuit with power source line)
    • (right) (Valve keeps operating)
    • (right) output circuit
    • (right) (Valve does not operate)
    • (left) (Valve keeps operating)
    • (left) output circuit
    • (left) (Valve does not operate)
  • Failure code [DXH1KA] (Lockup clutch solenoid output circuit: Disconnection)
  • Failure code [DXH1KB] (Lock-up clutch solenoid output circuit: Short circuit)
    • Short circuit to power source line)
  • Failure code [DXH2KA] (Hi clutch solenoid output circuit: Disconnection)
  • Failure code [DXH2KB] (Hi clutch solenoid output circuit: Short circuit)
  • Failure code [DXH2KY] (Hi clutch solenoid output circuit: Short circuit to power source line)
  • Failure code [DXH3KA] (Lo clutch solenoid output circuit: Disconnection)
  • Failure code [DXH3KB] (Lo clutch solenoid output circuit: Short circuit)
  • Failure code [DXH3KY] (Lo clutch solenoid output circuit: Short circuit in power source line)
  • Failure code [DXH4KA] (1st clutch solenoid output circuit: Disconnection)
  • Failure code [DXH4KB] (1st clutch solenoid output circuit: Short circuit)
  • Failure code [DXH4KY] (1st clutch solenoid output circuit: Short circuit to power source line)
  • Failure code [DXH5KA] (2nd clutch solenoid output circuit: Disconnection)
  • Failure code [DXH5KB] (2nd clutch solenoid output circuit: Short circuit)
    • Short circuit in power source line)
  • Failure code [DXH6KA] (3rd clutch solenoid output circuit: Disconnection)
  • Failure code [DXH6KB] (3rd clutch solenoid output circuit: Short circuit)
  • Failure code [DXH6KY] (3rd clutch solenoid output circuit: Short circuit to power source line)
  • Failure code [DXH7KA] (R clutch solenoid output circuit: Disconnection)
  • Failure code [DXH7KB] (R clutch solenoid output circuit: Short circuit)
  • Failure code [DXH7KY] (R clutch solenoid output circuit: Short circuit to power source line)
  • Failure code [DXHHKA] (4th clutch solenoid output circuit: Disconnection)
  • Failure code [DXHHKB] (4th clutch solenoid output circuit: Short circuit)
  • Failure code [DXHHKY] (4th clutch solenoid output circuit: Short circuit to power source line)
  • Before troubleshooting of electric system
  • Engine does not start
Automatic preheating does not operate
Machine monitor does not display all, when starting switch is turned ON
Machine monitor does not operate when starting switch is OFF
Alarm buzzer does not stop sounding1 topic
  • section do not display properly
A selection of the display in character display section cannot be changed
Power mode selecting function does not operate properly
AISS function does not operate properly
Seat belt caution lamp does not display properly
Turn signal lamp or turning lamp (hazard lamp) do not work properly
Night illumination (lighting) does not work properly
Emergency steering does not operate
Contents of troubleshooting table
Machine does not start
Machine does not travel smoothly (hunting)
Lockup cannot be cancelled
Excessive shock when starting or shifting
Transmission does not shift up
Machine lacks power or speed when traveling
Time lag is excessive when starting or shifting gear
Torque converter oil temperature is high
Torque converter oil pressure is low
Front brake is ineffective
Rear brake is ineffective
Steering wheel is heavy
Steering wheel does not work
Steering wheel vibrates
Dump body lifting speed is slow
Dump body does not work
Excessive hydraulic drift of dump body
Method of using troubleshooting charts
Starting performance is poor
Engine does not start
Engine does not pick up smoothly
Engine stops during operations
Engine does not rotate smoothly
Engine lacks output (or lacks power)
Exhaust gas color is black (incomplete combustion)
Oil consumption is excessive (or exhaust smoke is blue)
Oil becomes contaminated quickly
Fuel consumption is excessive
Oil is in coolant (or coolant spurts back or coolant level goes down)
Oil pressure drops
Oil level rises (Entry of coolant/fuel)
Coolant temperature becomes too high (overheating)
Abnormal noise is made
Vibration is excessive
How to read this manual
Coating materials list
Special tool list
Sketches of special tools44 topics
  • Removal and installation of engine assembly
  • Removal and installation of radiator assembly
  • Removal and installation of output shaft assembly
  • Disassembly and assembly of output shaft assembly
  • Removal and installation of fuel supply pump assembly
  • Removal and installation of cylinder head assembly
  • Removal and installation of fuel injector assembly
  • Removal and installation of engine front seal
  • Removal and installation of engine rear seal
  • Removal and installation of torque converter and transmission assembly
  • Disassembly and assembly of torque converter and control valve assembly
  • Disassembly and assembly of torque converter assembly
  • Disassembly and assembly of PTO Assembly
  • Disassembly and assembly of transmission assembly
  • Removal and installation of transmission control valve assembly (ECMV assembly)
  • Disassembly and assembly of transmission control valve assembly (ECMV assembly)
  • Removal and installation of differential assembly
  • Disassembly and assembly of differential assembly
  • Removal and installation of rear final drive carrier assembly
  • Disassembly and assembly of rear final drive carrier assembly
  • Disassembly and assembly of rear final drive assembly
  • Disassembly and assembly of front wheel hub assembly
  • Disassembly and assembly of steering cylinder assembly
  • Removal and installation of emergency steering motor pump assembly
  • Removal and installation of front brake caliper pad
  • Removal and installation of front brake caliper assembly
  • Disassembly and assembly of front brake caliper assembly
  • Removal and installation of parking brake pad
  • Removal and installation of parking brake caliper assembly
  • Disassembly and assembly of front brake caliper pad assembly
  • Removal and installation of parking brake spring cylinder assembly
  • Removal and installation of slack adjuster assembly
  • Disassembly and assembly of slack adjuster assembly
  • Removal and installation of front wheel assembly
  • Removal and installation of rear wheel assembly
  • Removal and installation of front suspension cylinder assembly
  • Disassembly and assembly of front suspension cylinder assembly
  • Disassembly and assembly of variable damping selector valve Disassembly
  • Removal and installation of rear suspension cylinder assembly
  • Disassembly and assembly of rear suspension cylinder assembly
  • Disassembly and assembly of hoist cylinder assembly
  • Removal and installation of body assembly
  • Disassembly and assembly of operator's seat assembly
  • Removal and installation of air conditioner unit assembly
Removal and installation of engine controller assembly
Removal and installation of transmission controller assembly
Removal and installation of retarder controller assembly
Power train hydraulic circuit diagram
Brake hydraulic circuit diagram
Electrical circuit diagram for inside cab (1/5)
Electrical circuit diagram for inside cab (4/5)
Electrical circuit diagram for inside cab (5/5)
Electrical circuit diagram for outside cab (1/3)
Electrical circuit diagram for outside cab (2/3)
Electrical circuit diagram for outside cab (3/3)
Air conditioner electrical circuit diagram
Electrical circuit diagram of external power supply heater
Connectors table and arrangement drawing

Inside this manual

Real pages from this service manual (1,406 pages). Open the sample pages (PDF, 757 KB)

Sample pages from the Komatsu HD325-7, HD405-7 Dump Truck Service Manual: Specifications, Troubleshooting, Diagram, Foldout diagram
  • Specifications, page 332: 10 Structure, function and maintenance standard
  • Troubleshooting, page 689: Failure code [2G42ZG] (Front accumulator: Lowering of oil pressure)
  • Diagram, page 1,088: Circuit diagram related
  • Foldout diagram, page 1,392: Electrical circuit diagram for inside cab (2/5)

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This is a service manual

Here's how it compares to the other manual types.

This manual

Service manual

Factory repair procedures and technical information such as specifications, troubleshooting, and wiring and hydraulic diagrams, for the models and systems the manual covers. See What's inside for its topics.

Operator's manual

Safe operation, controls, maintenance schedules, lubrication points, inspections, and basic checks. Repair procedures are in the service manual.

Parts manual

Illustrated diagrams with factory part numbers for identifying components and ordering parts. Repair procedures are in the service manual.

Engine service manuals are sometimes sold separately, since certain machine models were offered with more than one engine option.

What it's used for

Factory manual for in-house farm and construction shop use. Straightforward, complete, and easy to follow. It contains the OEM information dealership service departments and parts counters use to diagnose problems, identify components, and perform maintenance or repairs correctly.

Service shops and owner/operators who repair their own equipment

Identifying correct parts and seeing how assemblies come apart and go back together

Keeping equipment running with less downtime

Factory manual, 1,406 pages

Quantity one is the manual described above.

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