Volvo EW55 Compact Excavator Repair Service Manual

Table of Content EW55 Service Information

• GENERAL
  • SPECIFICATIONS
    • General
  • TOOL
    • • NET 8940-00200 Replacement tool for remote control valve joint
      • NET 8940-00350 Replacement tool for the slew motor assembly
      • NET 8940-00360 Replacement tool for the radiator assembly
      • NET 8940-00370 Guide pin for track motor and slew ring gear

• STANDARD PARTS, SERVICE
  • LUBRICANT; FUEL; OTHER FLUID
  • SERVICE
    • Maintenance
      • Condition test
        • Creeping of hydraulic cylinder
        • Measuring condition
    • Emergency measures
      • Jump starting
        • Starting engine with booster cables

• ENGINE WITH MOUNTING AND EQUIPMENT
  • • General, engine installation and its function
  • ENGINE
    • General, common info about 211 – 218
      • Compression pressure inspection
    • Cylinder head
      • • Cylinder head, parts inspection and measurement
        • Exploded view, cylinder head
    • Cylinder block with crankcase ventilation
      • Cylinder block with crankcase ventilation
        • Cylinder block, parts inspection and measurement
        • Exploded view, cylinder block
    • Valve mechanism
    • Crank shaft; connecting rod; vibration damper; fly wheel
      • Gear train and camshaft, parts inspection and measurement
      • Gear train and camshaft, description
  • LUBRICATING SYSTEM
    • General, common info about 221 – 224
      • Lubrication system, parts inspection and measurement
  • FUEL SYSTEM
    • General (common info about 233 – 238)
    • Fuel tank; fuel filling pump
      • Fuel tank, breathing filter included
      • Fuel filling pump, connections included
  • COOLING SYSTEM
    • General, common info about 261 – 269
      • Cooling system, specifications

• ELEC. SYSTEM; WARNING SYSTEM; INFORMATION SYSTEM; INSTRUMENTS
  • • Comprehensive info, electrical system
  • BATTERY; ENERGY STORAGE SYSTEM; MOUNTING PARTS
    • Battery
  • ALTERNATOR; CHARGING; ELECTRIC MOTOR; ELECTRIC DRIVES
    • Alternator inclusive drive
  • STARTING SYSTEM
    • General, common info about 331 – 334
    • Starter motor inclusive solenoid
    • Electric air pre-heater, excluding element
  • LIGHTING
    • General, common info about 351 – 356
      • Work lamp and head lamp, description
  • OTHER ELECTRICAL EQUIPMENT
    • Audible warning from horn; mounting
      • Horn
    • Cleaner
      • Windscreen wiper
    • Switch; connector
      • Switch
  • CABLE; FUSE; RELAY
    • General, common info about 371 – 379
      • Wiring diagram 5, electrical, lighting etc.
      • Wiring diagram 6, electrical, lighting etc.
      • Wiring diagram 1, main diagram, feed / chassis connection
      • Wiring diagram 2, engine
      • Wiring diagram 3, engine
      • Wiring diagram 7, electrical, lighting etc.
    • Electrical distribution box; fuse box; junction box
      • Electrical distribution box
  • INSTRUMENT; SENSOR; WARNING AND INFORMATION SYSTEM
    • Sender, monitoring system
      • Sender, temperature
        • Coolant temperature sensor, description
      • Sender, level
      • Sender, position
      • Sender, pressure
        • Engine oil pressure switch, description
    • Warning/information unit, display unit
      • Display unit
        • Instrument panel (I-ECU), description
  • MISCELLANEOUS
    • General, common info about 393 – 395
    • Radio, with tape or CD player; voltage divider
      • Radio, with tape or CD player
        • Radio with tape player, description

• POWER TRANSMISSION
  • GEARBOX,
    • Gearbox
      • Swing gearbox + swing pinion shaft
      • Gearbox, travelling, wheel machine
  • 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
  • PROPELLER SHAFT
    • Propeller shaft, complete
  • FRONT AXLE; REAR AXLE
    • General, common info about 461 – 468
    • Front axle
      • Differential
      • Hub, hub reduction
    • Rear axle 1
  • • Swing system upper part
      • Swing ring

• BRAKE
  • HYDRAULIC BRAKE SYSTEM
    • General, common info about 520 – 522
    • Brake line
    • Brake valve
    • Brake accumulator; hydraulic pump
      • Pump
      • Brake accumulator
  • PARKING BRAKE
    • General, common info about 551 – 554

• STEERING
  • • General, common info about 641 – 647
    • Steering wheel; steering column
    • Hydraulic equipment
      • Steering pump
      • Control valve

• FRAME; SPRINGS; DAMPING; AXLE SUSPENSION; WHEEL/TRACK UNIT
  • • Comprehensive info about frame and track unit/wheels
  • FRAME
    • General, common info about 711 – 718
    • Counterweight
      • Additional counterweight or attachment
  • SHOCK ABSORBER; AXLE LOCKING; ANTI ROLL BAR; LEVEL /SIDE CONTROL
    • Pivot axle lock
      • Cylinder, pivot axle locking
  • WHEELS; TRACKS; TYRE; HUB; DRUM
    • General, common info about 771 – 775
    • Wheel
      • Tyre; tube

• MACHINERY HOUSE; CAB; EXTERIOR TRIM PARTS ANYWHERE
  • CAB, NAKED; CANOPY
  • AIR CONDITIONING UNIT
    • General, common info about 872 – 877
      • Air conditioning unit, refrigerant check and recharging
      • Air conditioning unit, description
      • Air conditioning unit, location of components
      • Air conditioning unit, specifications
    • Heating unit
      • Heating control valve
        • Heater coolant flow control valve, description
    • Cooling unit
      • Compressor
      • Evaporator; Expansion valve
        • Expansion valve and evaporator, description
      • Condenser
      • Drying filter

• HYDRAULIC SYSTEM; DIGGING/ HANDLING/ GRADING EQUIPM.; MISC. EQUIP.
  • • • Hydraulic pressure, specifications
  • WORKING HYDRAULICS; SERVO HYDRAULICS
    • General, common info about 911 – 917
      • Hydraulic diagram, boom raise, arm in
      • Hydraulic diagram, neutral (~to 3146)
      • Hydraulic diagram, neutral (~to 5001)
      • Hydraulic diagram, travel (low speed)
      • Hydraulic diagram, travel + arm in
      • Hydraulic diagram, schematic
    • Tank; line; oil cooling; filter; breather; filling pump
      • Tank
      • Line; fitting; connecting block; retainer
      • Oil cooling system
    • Working hydraulics
      • Directional valve; control valve
        • Pressure relief valve (main), disassembly
        • Pressure relief valve (port), disassembly
    • Pump, working hydraulics
      • Pump, slew
    • Servo hydraulic system
      • Control pressure valve, except brake valve
        • Remote control valve (dozer blade), specifications
        • Remote control valve (lever), maintenance standard
        • Remote control valve (lever), assembly
        • Remote control valve (lever), disassembly
        • Remote control valve (lever), tools
        • Remote control valve (lever), specifications
      • Solenoid valve, on/off function
        • Solenoid valve, disassembly and assembly
  • UNIT, DIGGING
    • General, common info about 971 – 975
      • Digging unit, description