Volvo EC20C Compact Excavator Repair Service Manual

Description

Table of Content EC20C Service Information

• GENERAL
  • DESCRIPTION, COMPLETE MACHINE
    • General
  • SPECIFICATIONS
  • STANDARD TIME
  • TOOL
  • MISCELLANEOUS
    • Service instruction; safety instruction

• STANDARD PARTS, SERVICE
  • LUBRICANT; FUEL; OTHER FLUID
  • SERVICE
    • General, common info about 171 – 179
    • Warranty service
    • Maintenance
      • Maintenance, base
      • Condition test
    • Emergency measures
      • Measures prior to towing
      • Jump starting
  • • Safety equipment, without own function group

• ENGINE WITH MOUNTING AND EQUIPMENT
  • • General, engine installation and its function
  • ENGINE
    • General, common info about 211 – 218
    • Cylinder head
    • Cylinder block with crankcase ventilation
    • Cylinder liner; piston
    • Valve mechanism
    • Engine transmission; camshaft
    • Crank shaft; connecting rod; vibration damper; fly wheel
  • LUBRICATING SYSTEM
    • General, common info about 221 – 224
    • Oil pump; line
  • FUEL SYSTEM
    • General (common info about 233 – 238)
    • Fuel pump; filter; strainer
    • Fuel tank; fuel filling pump
    • Injection pump; regulator; pump companion
    • Injector; delivery pipe
  • INLET SYSTEM; EXHAUST SYSTEM
    • Silencer; exhaust pipe
    • Air cleaner with connections; air pre-heater
  • COOLING SYSTEM
    • General, common info about 261 – 269
    • Radiator, mounting and connections included
    • Coolant pump; thermostat
    • Fan; fan shroud; fan coupling
  • ENGINE CONTROL
    • Revs control, hand operated
    • Stop control

• ELEC. SYSTEM; WARNING SYSTEM; INFORMATION SYSTEM; INSTRUMENTS
  • • Comprehensive info, electrical system
    • Faulttracing
  • BATTERY; ENERGY STORAGE SYSTEM; MOUNTING PARTS
    • Battery
  • ALTERNATOR; CHARGING; ELECTRIC MOTOR; ELECTRIC DRIVES
    • Alternator inclusive drive
  • STARTING SYSTEM
    • Starter motor inclusive solenoid
    • 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
    • Audible warning from horn; mounting
    • Cleaner
    • Automatic control/blocking function, lacking a function group of its own
    • Electronic standard components
  • CABLE; FUSE; RELAY
    • General, common info about 371 – 379
    • Cable; battery disconnector
      • Cable system, cabin
      • Battery cable, battery disconnector
      • Starter cables
    • Electrical distribution box; fuse box; junction box
      • Fuse
    • Miscellaneous

• POWER TRANSMISSION
  • • General, common info about 410 – 436
  • HYDROSTATIC DRIVE
    • Hydraulic motor incl. operating system.
      • Hydraulic motor 1, traveling
      • Hydraulic motor, swing of superstructure
    • Centre passage; lines
  • • Swing system upper part

• FRAME; SPRINGS; DAMPING; AXLE SUSPENSION; WHEEL/TRACK UNIT
  • • Comprehensive info about frame and track unit/wheels
  • FRAME
    • Counterweight
    • Frame, excavator
      • Undercarriage (crawler machine)
      • Revolving frame
  • WHEELS; TRACKS; TYRE; HUB; DRUM
    • Crawler unit
      • Front idler, incl. fork
      • Sprocket
      • Rubber track
      • Top rollers; skid rails
      • Bottom rollers

• MACHINERY HOUSE; CAB; EXTERIOR TRIM PARTS ANYWHERE
  • CAB, NAKED; CANOPY
  • ENGINE HOOD; MUDGUARD; FOOT STEP
    • Engine hood with assembly parts
  • CAB INTERIOR/UPHOLSTERY
    • Driver’s seat, complete; instructor’s seat

• HYDRAULIC SYSTEM; DIGGING/ HANDLING/ GRADING EQUIPM.; MISC. EQUIP.
  • WORKING HYDRAULICS; SERVO HYDRAULICS
    • General, common info about 911 – 917
    • Tank; line; oil cooling; filter; breather; filling pump
    • Working hydraulics
    • Pump, working hydraulics
    • Servo hydraulic system
    • Lever; pedal
    • Other hydraulic equipment
  • UNIT, DIGGING
    • General, common info about 971 – 975
    • Boom with links
    • Dipper arm with links