Volvo L90C BM Wheel Loader 2023 (Preview)
Descriptions
(0) GENERAL
Product Identification Plates
Description
(1) STANDARD PARTS, SERVICE
Towing Recovering
Repairing hydraulic system
Removing propeller shafts
Emergency release of parking brake
Electric welding
Cleanliness when working on brake and hydraulic system
Charging batteries
After towing recovering
(2) ENGINE WITH MOUNTING AND EQUIPMENT
(3) ELEC. SYSTEM; WARNING SYSTEM; INFORMATION SYSTEM; INSTRUMENTS
Contronic System
Units connected to the control unit
Other electrical functions (controlled by the control unit)
Operating with the ecu disconnected
Monitored functions
Functions which not are included in the Central warning
Contronic Display Unit
Instruments and controls
Electrical distribution box
Charging batteries
Special instructions when working on the electrical system
General description
(4) POWER TRANSMISSION
Symbol diagram HT205
Symbol diagram HT131
Operating with the ecu disconnected
Gear selector valve
APS II (Automatic Power Shift with Mode Selector)
Description
(5) BRAKE
Description, L120C
Description, L90C
Function
Description
(6) STEERING
Description (Applies to L90C)
Description (Applies to L120C)
Function, secondary steering, Fig. 28
Pump and pressure and flow compensators neutral position (Fig. 4)
Pump and pressure and flow compensators neutral position (Fig. 10)
Secondary steering system
Shift valve neutral position (Fig. 13)
Testing function
(7) FRAME;SPRINGS;DAMPING;AXLE SUSPENSION; WHEEL TRACK UNIT
(8) MACHINERY HOUSE;CAB;EXTERIOR TRIM PARTS ANYWHERE
AC safety
Air conditioning (ac)
Description
Electrical system, air conditioning, description of function
Refrigerant in air conditioning
Wiring diagram, climate control system and air conditioning, circuit 22 1 — 22 8
(9) HYDRAULIC SYSTEM;DIGGING HANDLING GRADING EQUIPM.; MISC. EQUIP
Chock and anti-cavitation functions
Control valve functions
Description
Hydraulic oil pump
Pressure back-up for servo circuit, accumulator checking
Servo pressure, checking and adjusting (Machine with separate attachment locking)
Servo pressure, checking and adjusting (Machine without separate attachment locking)
Servo pressure, checking at spool in control valve
Servo valve, controls, adjusting
Servo valve, function
Diagrams
(3) ELEC. SYSTEM; WARNING SYSTEM; INFORMATION SYSTEM; INSTRUMENTS
Code key for diodes
Codes used in wiring diagrams
Explanations to wiring diagrams (lead and component markings)
List of circuits
Wiring diagram, cicuit 2 1 — 2 10
Wiring diagram, cicuit 11 — 110
Wiring diagram, circuit 3 1 – 3 10
Wiring diagram, circuit 4 1 – 4 10
Wiring diagram, circuit 5 1 – 5 10
Wiring diagram, circuit 6 1 – 6 10
Wiring diagram, circuit 7 1 – 7 9
Wiring diagram, circuit 8 1 – 8 10
Wiring diagram, circuit 9 1 – 9 7
Wiring diagram, circuit 10 1 – 10 8
Wiring diagram, circuit 11 1 – 11 7
Wiring diagram, circuit 12 1 – 12 10
Wiring diagram, circuit 13 1 – 13 10
Wiring diagram, circuit 14 1 – 14 10
Wiring diagram, circuit 15 1 – 15 7
Wiring diagram, circuit 16 1 – 16 8
Wiring diagram, circuit 17 1 – 17 5
Wiring diagram, circuit 18 1 – 18 8
Wiring diagram, circuit 19 1 – 19 7
Wiring diagram, circuit 20 1 – 20 7
Wiring diagram, circuit 21 1 – 21 7
Wiring diagram, circuit 22 1 – 22 8
Wiring diagram, circuit 23 1 – 23 8
Wiring diagram, circuit 24 1 – 24 6
Wiring diagram, circuit 25 1 – 25 9
(9) HYDRAULIC SYSTEM;DIGGING HANDLING GRADING EQUIPM.; MISC. EQUIP.
Installation Instruction
3rd hydraulic function
4th HYDRAULIC FUNCTION
4th hydraulic function2
Arbetsbelysning, främre
Attachment bracket with attachment locking, (Optimal)
Attachment lock
Attachment locking
Care Track
Electrical engine heater
Engine heater, 120 V (USA)
Kit for fitting the radio
Montering av höftbälte, art nr 11005808-8 och 11005882-3,
Monteringssats till Luftfjädrande förarstol,
Monteringssats till Luftfjädrande förarstol
Protective grille, headlamp
Roterande varningsljus Rotating warning light
Sun blind Solskyddsgardin
Windscreen washer
Working light, rear
Repair
(0) GENERAL
(2) ENGINE WITH MOUNTING AND EQUIPMENT
Injection advance angle, checking and adjusting
Idling speed, checking and adjusting
Checking speed with frequency meter
Fuel system, air bleeding
(3) ELEC. SYSTEM; WARNING SYSTEM; INFORMATION SYSTEM; INSTRUMENTS
(4) POWER TRANSMISSION
Checking oil pressures, transmission
Differential lock, adjusting
(5) BRAKE
Unloading pressure, checking and adjusting
Retardation, checking function
Pressure in circuit, checking and adjusting
Hydraulic diagram
Checking function
Air bleeding brake system
Adjusting break pedal angle
Brake discs, checking wear
Brake discs, changing
(6) STEERING
Steering cylinder
Steering valve, L120C
Working pressure and stand-by pressure, checking and adjusting
(9) HYDRAULIC SYSTEM;DIGGING HANDLING GRADING EQUIPM.; MISC. EQUIP
Back-up valve, opening pressure, checking
Checking and adjusting shock valve, piston end of lifting cylinder
Hydraulic oil pump, working pressure, checking and adjusting
LiftingTilting cylinder (principle diagram)
Shock valve, tilting function, checking and adjusting
Safety
(1) STANDARD PARTS, SERVICE
A few simple rules for batteries
A few simple rules of safety
A few simple rules when inflating tyres
A few simple rules when servicing
Charging batteries
Danger in connection with polymer materials
Measures to prevent fire
Refrigerant in air-conditioning units
Safety concerns everybody!
Service position
Starting with booster batteries
Specifications
(0) GENERAL
Air conditioning
Capacities
Volvo BM standard tightening torques
(2) ENGINE WITH MOUNTING AND EQUIPMENT
Specifications L90C
Specifications, L90C
Specifications, L90C2
Specifications, L90C3
Specifications, L90C4
Specifications, L90C5
Specifications, L90C6
Specifications, L90C7
Specifications, L90C8
Specifications, L90C9
Specifications, L90C10
Specifications, L120C 2
Specifications, L120C
Specifications, L120C3
Specifications, L120C4
Specifications, L120C6
Specifications, L120C7
Specifications, L120C8
Specifications, L120C9
Specifications, L120C10
Specifications, L120C11
Specifications, L120C32
(3) ELEC. SYSTEM; WARNING SYSTEM; INFORMATION SYSTEM; INSTRUMENTS
Specifications
Specifications, L120C
Specifications, L120C3
Specifications, L90C
Specifications, L90C2
Specifications2
Specifications3
Specifications4
(4) POWER TRANSMISSION
Specifications, L120C
Specifications, L120C2
Specifications, L90C
Specifications, L90C2
(5) BRAKE
Specifications, L120C
Specifications, L90C
Specifications, L90C, L120C
(6) STEERING
Hydraulic diagram, L120C, basic machine
Hydraulic diagram, L90C, basic machine
Specifications, L120C
Specifications, L90C
(9) HYDRAULIC SYSTEM;DIGGING HANDLING GRADING EQUIPM.; MISC. EQUIP
Specicifations, L90C, L120C
Specifications, Boom suspension system L120C
Specifications, Boom suspension system L90C
Specifications, L120C
Specifications, L90C
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