Overview
Organized by machine system, the Volvo L90G Z Wheel Loader Service Repair Manual brings together the technical references used in maintenance and repair work. Its service groups address power transmission, braking equipment, steering components, and working and servo hydraulics.
The service topics include differential-lock controls, hydraulic transmission controls, fuel injectors and delivery pipes, engine valve components, and working-hydraulics pumps.
Table of Contents
Volvo L90G Z Manual
- 01. General
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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 — 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 block with crankcase ventilation
- Engine — Valve mechanism
- Engine — Crank shaft; connecting rod; vibration damper; fly wheel
- Lubricating System — General, common info about 221 – 224
- Lubricating System — Oil pump; line
- 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
- Cooling System — General, common info about 261 – 269
- Cooling System — Radiator, mounting and connections included
- Cooling System — Coolant pump; thermostat
- Cooling System — Fan; fan shroud; fan coupling
- Engine Control — Revs control, foot operated
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04. Elec. System; Warning System; Information System; Instruments
- Comprehensive info, electrical system
- Software documents, complete vehicle
- Faulttracing
- Battery; Energy Storage System; Mounting Parts — General, common info about 311 – 313
- 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
- Other Electrical Equipment — General, common info about 361 – 367
- 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 — Cable; battery disconnector
- 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
- Miscellaneous — Telematics systems
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05. Power Transmission
- General, common info about 410 – 436
- Transmission, Hydraulic Control
- Propeller Shaft — General, common info about 451 – 453
- 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 — Differential lock, with control
- Miscellaneous — General, common info about 491 – 492
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06. Brake
- Comprehensive info about brakes
- Wheel Brake — General, common info about 511 – 519
- Wheel Brake — Front wheel brake (wet brake)
- Wheel Brake — Rear wheel brake, axle 1, wet brake
- Hydraulic Brake System — General, common info about 520 – 522
- Hydraulic Brake System — Brake valve
- Hydraulic Brake System — Brake accumulator; hydraulic pump
- Parking Brake — General, common info about 551 – 554
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07. Steering
- Comprehensive info, steering
- Steering — Hydraulic equipment
- Steering — Supplementary steering
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08. Frame; Springs; Damping; Axle Suspension; Wheel/track Unit
- Comprehensive info about frame and track unit/wheels
- Frame — Counterweight
- Frame Link — General, frame link complete
- 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 — Engine hood with assembly parts
- 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
- Air Conditioning Unit — General, common info about 872 – 877
- Air Conditioning Unit — Heating unit
- Air Conditioning Unit — Cooling unit
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10. Hydraulic System; Digging/ Handling/ Grading Equipm.; Misc. Equip.
- General
- 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
- Working Hydraulics; Servo Hydraulics — Other hydraulic equipment
- Mechanical Equipment/attachment — Attachment bracket, mechanical and hydraulic Quickfit
Telematics and Operator-Display References
For this subject, the index specifically identifies “Telematics systems” and “Warning/information unit, display unit”.
Telematics and operator-display equipment are indexed separately. The named component entry is the appropriate starting point when locating electrical service information.
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