Overview
The Volvo A25D 4×4 Articulated Dump Truck Service Repair Manual organizes service information for workshop maintenance, fault investigation and component repairs. Coverage includes engine systems, power transmission, braking equipment, and steering components.
The service topics include differential-lock controls, transfer gearbox components, parking-brake components, dry-brake components, and engine valve components.
Table of Contents
Volvo A25D 4×4 Manual
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01. General
- Specifications — Tyre equipment and recommended tyre pressures
- Standard Time
- Tool
- Miscellaneous — Service instruction; safety instruction
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02. Standard Parts, Service
- Lubricant; Fuel; Other Fluid
- Service — General, common info about 171 – 179
- Service — Arrival inspections; delivery service
- Service — Warranty service
- Service — Maintenance
- Service — Emergency measures
- Safety equipment, without own function group
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03. Engine with Mounting and Equipment
- General, engine installation and its function
- Engine — General, common info about 211 – 218
- Engine — Cylinder head — Gasket, cylinder head
- Engine — Cylinder block with crankcase ventilation
- Engine — Cylinder liner; piston
- Engine — Valve mechanism
- Engine transmission; camshaft
- Engine — Crank shaft; connecting rod; vibration damper; fly wheel
- Engine — Oil sump, dipstick incl. — Oil sump
- Engine — Oil sump, dipstick incl. — Gasket, oil sump
- Engine mounting
- Lubricating System — General, common info about 221 – 224
- Lubricating System — Oil pump; line
- Lubricating System — Oil cooler
- Fuel System — General (common info about 233 – 238)
- Fuel System — Fuel pump; filter; strainer
- Fuel System — Injection pump; regulator; pump companion
- Fuel System — Injector; delivery pipe
- Inlet System; Exhaust System — General, common info about 251 – 258
- Inlet System; Exhaust System — Exhaust brake
- Inlet System; Exhaust System — Turbo charger
- Inlet System; Exhaust System — Air cleaner with connections; air pre-heater
- Inlet System; Exhaust System — Charge air cooler with connections — Charge air cooler
- Cooling System — General, common info about 261 – 269
- Cooling System — Radiator, mounting and connections included
- Cooling System — Coolant pump; thermostat — Coolant pump
- Cooling System — Coolant pump; thermostat — Thermostat
- Cooling System — Fan; fan shroud; fan coupling
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04. Elec. System; Warning System; Information System; Instruments
- Comprehensive info, electrical system
- Software documents, complete vehicle
- Faulttracing — Error codes; checking components
- Battery; Energy Storage System; Mounting Parts — Battery
- Alternator; Charging; Electric Motor; Electric Drives — Alternator inclusive drive
- Starting System — Starter motor inclusive solenoid
- Starting System — Electric air pre-heater, excluding element
- Lighting — General, common info about 351 – 356
- Lighting, front, including parking light and day running light
- Other Electrical Equipment — General, common info about 361 – 367
- Other Electrical Equipment — Cleaner
- Other Electrical Equipment — Switch; connector
- Other Electrical Equipment — Automatic control/blocking function, lacking a function group of its own
- Cable; Fuse; Relay — General, common info about 371 – 379
- Cable; Fuse; Relay — Electrical distribution box; fuse box; junction box
- Cable; Fuse; Relay — Miscellaneous
- Instrument; Sensor; Warning and Information System — General, common info about 383 – 387
- Instrument; Sensor; Warning and Information System — Sender, monitoring system
- Instrument; Sensor; Warning and Information System — Warning/information unit, display unit
- General, common info about 393 – 395
- Telematics systems
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05. Power Transmission
- General, common info about 410 – 436
- Clutch; Torque Converter
- Transmission, hydraulic control
- Gearbox — Distributing gearbox
- Propeller Shaft — General, common info about 451 – 453
- Propeller shaft, complete
- Front Axle; Rear Axle — General, common info about 461 – 468
- Front Axle; Rear Axle — Front axle
- Front Axle; Rear Axle — Rear axle 1
- Front Axle; Rear Axle — Rear axle 2
- Front Axle; Rear Axle — Differential lock, with control
- Power take off, between engine and gearbox (ART)
- General, common info about 491 – 492
- Oil cooler, transmission
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06. Brake
- Comprehensive info about brakes
- Wheel Brake — General, common info about 511 – 519
- Wheel Brake — Front wheel brake, dry brake
- Wheel Brake — Rear wheel brake, axle 1, dry brake — Brake shoe; brake pad
- Wheel Brake — Rear wheel brake, axle 2, dry brake
- Parking Brake — General, common info about 551 – 554
- Parking Brake — Wheel brake applying, parking
- Compressed-air Brake — General, common info about 561 – 565
- Compressed-air Brake — Compressor; regulator; antifreeze unit
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07. Steering
- Comprehensive info, steering
- General, common info about 641 – 647
- Steering gear
- Steering arm; steering linkage; track rod
- Hydraulic equipment
- Steering damper
- Supplementary steering
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08. Frame; Springs; Damping; Axle Suspension; Wheel/track Unit
- Comprehensive info about frame and track unit/wheels
- Frame, complete
- Frame — Protection; belly plate; bumper
- Suspension — General, common info about 725 – 727
- Frame Link — General, frame link complete
- Frame Link — Bearings
- Wheels; Tracks; Tyre; Hub; Drum — General, common info about 771 – 775
- Wheels; Tracks; Tyre; Hub; Drum — Wheel
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09. Machinery House; Cab; Exterior Trim Parts Anywhere
- Comprehensive info, machinery house and cab
- Cab, Naked; Canopy — Cab mounting
- Engine Hood; Mudguard; Foot Step — General, common info about 821 – 827
- Engine Hood; Mudguard; Foot Step — Engine hood with assembly parts
- DOORS; HATCH; COVER PLATE, (all) — Door, complete with catch, hinges (no glass)
- DOORS; HATCH; COVER PLATE, (all) — Lock; handle
- Trim Part, Outside; Glass; Sealing Moulding — Glass; sealing moulding
- Cab Interior/upholstery — Driver’s seat, complete; instructor’s seat
- PROTECTIVE EQUIPMENT, not specified in a special group — General, common info about 865 – 867
- Air Conditioning Unit — General, common info about 872 – 877
- Air Conditioning Unit — Heating unit
- Air Conditioning Unit — Cooling unit — Compressor
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10. Hydraulic System; Digging/ Handling/ Grading Equipm.; Misc. Equip.
- Working Hydraulics; Servo Hydraulics — General, common info about 911 – 917
- Working Hydraulics; Servo Hydraulics — Tank; line; oil cooling; filter; breather; filling pump
- Working Hydraulics; Servo Hydraulics — Working hydraulics
- Working Hydraulics; Servo Hydraulics — Pump, working hydraulics
- Working Hydraulics; Servo Hydraulics — Servo hydraulic system
- Load Carrier — Hauler/platform body, incl. tipping cylinder; heating; tail gate
- General, common info about 992 – 996
Tipping Body, Tailgate and Servo Hydraulic Circuit
Relevant component references include “Hauler/platform body, incl. tipping cylinder; heating; tail gate”.
Keep load-carrier component references separate from the pump, reservoir and filtration entries when identifying the part being serviced.
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