Volvo L50C Wheel Loader Repair Service Manual

Table of Content L50C Service Information

• GENERAL
  • DESCRIPTION, COMPLETE MACHINE
    • General
  • SPECIFICATIONS
    • General
  • STANDARD TIME
    • General
  • TOOL
    • General

• STANDARD PARTS, SERVICE
  • SERVICE
    • General, common info about 171 – 179

• ENGINE WITH MOUNTING AND EQUIPMENT
  • GENERAL
    • General, engine installation and its function
  • ENGINE
    • General, common info about 211 – 218
    • Valve mechanism
  • LUBRICATING SYSTEM
    • General, common info about 221 – 224
  • FUEL SYSTEM
    • Fuel pump; filter; strainer
    • Fuel tank; fuel filling pump
    • Injection pump; regulator; pump companion
    • Injector; delivery pipe
    • Control system; control unit (for ex. injection timming adjuster)
  • INLET SYSTEM; EXHAUST SYSTEM
    • Turbo charger
    • Air cleaner with connections; air pre-heater
    • Charge air cooler with connections
  • COOLING SYSTEM
    • General, common info about 261 – 269
    • Coolant pump; thermostat
  • ENGINE CONTROL
    • Cold start control

• ELEC. SYSTEM; WARNING SYSTEM; INFORMATION SYSTEM; INSTRUMENTS
  • GENERAL
    • Comprehensive info, electrical system
  • BATTERY; ENERGY STORAGE SYSTEM; MOUNTING PARTS
    • Battery
  • ALTERNATOR; CHARGING; ELECTRIC MOTOR; ELECTRIC DRIVES
    • Alternator inclusive drive
  • STARTING SYSTEM
    • Starter motor inclusive solenoid
  • LIGHTING
    • Bulbs
    • Lighting, front, including parking light and day running light
  • CABLE; FUSE; RELAY
    • General, common info about 371 – 379
      • Wiring diag. 22D. 4th hydr. fctn., 4th hydr. fctn., actvt. thru. brake press. chg. attachm. locking brake press. chrg. and attachm. lock
      • Wiring diagram 5D. Preheating engine TD40KAE. W.e.fr. serial number 11233
      • Wiring diagram 6B. Single lever ctrl. w. boom kick-out and bucket pos., floating position and max. flow via 3rd hydr function
      • Wiring diagram 8. Pressure draining, brake pressure charging,
        attachment locking
      • Wiring diagram 15C. Dual control Forward/Reverse during Limp-Home operation ECU
      • Wiring diagram 19. Mechanical parking brake with Rider truck safety norm
      • Wiring diagram 19D. Hydraulic parking brake
        with rider truck safety norm
      • Wiring diagram 20B. Lever steering (CDC) w. adjust. ramp gen. Up to and incl. s/n: 10631
      • Wiring diagram 20B. Lever steering (CDC) w. non-adjust ramp gen. W.e.fr. s/n: 10632
      • Wiring diagram 21D. 4th hydraulic function, activation
        through brake pressure charging
      • Wiring diagram 22. 4th hydraulic function,
        activation with LS-signal and attachment locking
    • Electrical distribution box; fuse box; junction box
  • INSTRUMENT; SENSOR; WARNING AND INFORMATION SYSTEM
    • General, common info about 383 – 387
    • Warning/information unit, display unit

• POWER TRANSMISSION
  • GENERAL
    • General, common info about 410 – 436
  • TRANSMISSION, HYDRAULIC CONTROL
    • Transmission, hydraulic control
  • HYDROSTATIC DRIVE
    • General, common info about 441 – 443
  • FRONT AXLE; REAR AXLE
    • General, common info about 461 – 468
  • MISCELLANEOUS
    • General, common info about 491 – 492

• BRAKE
  • GENERAL
    • Comprehensive info about brakes
  • WHEEL BRAKE
    • Front wheel brake (wet brake)
  • HYDRAULIC BRAKE SYSTEM
    • General, common info about 520 – 522
    • Brake valve
  • PARKING BRAKE
    • General, common info about 551 – 554

• STEERING
  • GENERAL
    • Comprehensive info, steering
  • STEERING
    • General, common info about 641 – 647
    • Hydraulic equipment
  • LEVER STEERING

• FRAME; SPRINGS; DAMPING; AXLE SUSPENSION; WHEEL/TRACK UNIT
  • FRAME
    • General, common info about 711 – 718
  • FRAME LINK
    • Bearings
  • AXLE SUSPENSION
    • Pivot suspension

• MACHINERY HOUSE; CAB; EXTERIOR TRIM PARTS ANYWHERE
  • AIR CONDITIONING UNIT
    • General, common info about 872 – 877
    • Cooling unit

• HYDRAULIC SYSTEM; DIGGING/ HANDLING/ GRADING EQUIPM.; MISC. EQUIP.
  • WORKING HYDRAULICS; SERVO HYDRAULICS
    • General, common info about 911 – 917
      • Hydraulic diagram basic machine, 3rd/4th,
        floating function s/n 10006-10852
      • Hydraulic diagram basic machine, 3rd/4th,
        floating function w.e.fr. s/n 10853
    • Working hydraulics
    • Pump, working hydraulics
    • Servo hydraulic system
    • Other hydraulic equipment
      • 5th/6th hydraulic functions and attachment
        hydraulics GP, hydraulic diagram
      • Accumulator, Boom Suspension System,
        precharging pressure checking and adjusting
  • UNIT, LOAD HANDLING
    • Lifting frame work with mounting and link arm system