Volvo EC250E LD Excavator Repair Service Manual

Table of Content EC250E LD 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
    • Arrival inspections; delivery service
    • Maintenance
      • Condition test
  • • 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 block with crankcase ventilation
    • Valve mechanism
    • Engine transmission; camshaft
    • Crank shaft; connecting rod; vibration damper; fly wheel
    • Oil sump, dipstick incl.
  • LUBRICATING SYSTEM
    • General, common info about 221 – 224
    • Oil pump; line
    • Oil cooler
  • FUEL SYSTEM
    • General (common info about 233 – 238)
    • Fuel pump; filter; strainer
    • Fuel tank; fuel filling pump
    • Fuel lines
    • Injector; delivery pipe
  • INLET SYSTEM; EXHAUST SYSTEM
    • General, common info about 251 – 258
    • Silencer; exhaust pipe
    • Catalytic converter; exhaust emission control equipment
    • Turbo charger
    • Charge air cooler with connections
  • COOLING SYSTEM
    • General, common info about 261 – 269
    • Radiator, mounting and connections included
    • Coolant pump; thermostat
    • Fan; fan shroud; fan coupling
  • ENGINE CONTROL
    • General, common info about 272 – 277
  • Miscellaneous
    • EGR (Exhaust Gas Recirculation)

• 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
  • ALTERNATOR; CHARGING; ELECTRIC MOTOR; ELECTRIC DRIVES
    • General, common info about 321 – 322
    • Alternator inclusive drive
  • STARTING SYSTEM
    • General, common info about 331 – 334
    • Starter motor inclusive solenoid
    • Electric air pre-heater, excluding element
    • Starter lock
  • LIGHTING
    • General, common info about 351 – 356
    • Lighting, extra, including working lighting
  • OTHER ELECTRICAL EQUIPMENT
    • General, common info about 361 – 367
    • Audible warning from horn; mounting
      • Horn
      • Audible back-up warning; audible motion warning
      • Back-up warning; travel warning
    • Cleaner
      • Windscreen wiper
    • Switch; connector
      • Switch
    • 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
    • Electrical distribution box; fuse box; junction box
      • Electrical distribution box
      • Fuse
      • Relay
  • INSTRUMENT; SENSOR; WARNING AND INFORMATION SYSTEM
    • General, common info about 383 – 387
    • Speedometer; trip meter; hour counter
    • Sender, monitoring system
    • Warning/information unit, display unit
  • • Radio, with tape or CD player; voltage divider
      • Radio, with tape or CD player
      • Voltage divider
    • Radio equipment for communication
    • Telematics systems

• POWER TRANSMISSION
  • • General, common info about 410 – 436
  • GEARBOX,
    • Gearbox
      • Track gearbox, crawler machine
      • Swing gearbox + swing pinion shaft
  • HYDROSTATIC DRIVE
    • Hydraulic motor incl. operating system.
      • Hydraulic motor 1, traveling
      • Hydraulic motor, swing of superstructure
    • Hydraulic pump incl.coupling, travelling incl. operating system
    • Centre passage; lines
      • Centre passage
  • • Swing system upper part

• FRAME; SPRINGS; DAMPING; AXLE SUSPENSION; WHEEL/TRACK UNIT
  • • Comprehensive info about frame and track unit/wheels
  • FRAME
    • General, common info about 711 – 718
    • Protection; belly plate; bumper
    • Counterweight
    • Frame, excavator
      • Undercarriage (crawler machine)
  • WHEELS; TRACKS; TYRE; HUB; DRUM
    • Crawler unit
      • Front idler, incl. fork
      • Sprocket
      • Steel track
      • Top rollers; skid rails
      • Bottom rollers
      • Track support, chain guide (derailing protection)
      • Spring pakage; adjusting cylinder

• MACHINERY HOUSE; CAB; EXTERIOR TRIM PARTS ANYWHERE
  • • Comprehensive info, machinery house and cab
  • CAB, NAKED; CANOPY
    • Cab mounting
  • ENGINE HOOD; MUDGUARD; FOOT STEP
    • Foot step; stair; hand rail; safety rail; slip protection
  • DOORS; HATCH; COVER PLATE, (all)
    • Door, complete with catch, hinges (no glass)
  • TRIM PART, OUTSIDE; GLASS; SEALING MOULDING
    • Outside trim parts, emblems, reflectors, rear view mirrors
    • Glass; sealing moulding
  • CAB INTERIOR/UPHOLSTERY
    • Driver’s seat, complete; instructor’s seat
  • PROTECTIVE EQUIPMENT, not specified in a special group
    • Protecting frame; protecting equipment for cab
  • AIR CONDITIONING UNIT
    • General, common info about 872 – 877
    • Air distribution incl. air intake with filter
    • Heating unit
    • Cooling unit
    • Auxiliary heater, diesel fuel operated
  • INTERIOR EQUIPMENT
    • Instrument panel/console; control panel/console/-pedestal
    • Seat belt; other restraining system

• 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
      • Tank
      • Line; fitting; connecting block; retainer
      • Oil cooling system
    • Working hydraulics
      • Directional valve; control valve
      • Hydraulic lock; line rupture valve
    • Pump, working hydraulics
    • Servo hydraulic system
      • Pump
      • Pressure accumulator
      • Control pressure valve, except brake valve
      • Solenoid valve, on/off function
    • Other hydraulic equipment
      • Hydraulics mounted on machine for attachments
  • MECHANICAL EQUIPMENT/ATTACHMENT
    • Attachment bracket, mechanical and hydraulic Quickfit
    • Bucket, incl. possible cylinders with tubes and hoses
  • UNIT, DIGGING
    • General, common info about 971 – 975
    • Boom with links
      • Boom
      • Cylinder, boom lifting
    • Dipper arm with links
      • Dipper arm
      • Links; link system
      • Cylinder, dipper arm
      • Cylinder, bucket
  • • Automatic lubricating system
    • Other equipments/attachments