Overview
The Volvo EW55 Compact Excavator Service Repair Manual provides organized technical coverage for locating service information during maintenance and repairs. The indexed systems include power transmission, braking equipment, steering components, and working and servo hydraulics.
Component-level coverage extends to working-hydraulics pumps, hydraulic tanks, filters and oil-cooling equipment, crankshaft and connecting-rod components, travel-motor components, and engine valve components.
Table of Contents
Volvo EW55 Manual
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01. General
- Tool — NET 8940-00200 Replacement tool for remote control valve joint
- Tool — NET 8940-00350 Replacement tool for the slew motor assembly
- Tool — NET 8940-00360 Replacement tool for the radiator assembly
- Tool — NET 8940-00370 Guide pin for track motor and slew ring gear
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02. Standard Parts, Service
- Lubricant; Fuel; Other Fluid
- Service — Maintenance — Condition test — Creeping of hydraulic cylinder
- Service — Maintenance — Condition test — Measuring condition
- Service — Emergency measures — Jump starting — Starting engine with booster cables
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03. Engine with Mounting and Equipment
- General, engine installation and its function
- Engine — General, common info about 211 – 218 — Compression pressure inspection
- Engine — Cylinder head, parts inspection and measurement
- Engine — Cylinder head — Exploded view, cylinder head
- Engine — Cylinder block with crankcase ventilation — Cylinder block, parts inspection and measurement
- Engine — Cylinder block with crankcase ventilation — Exploded view, cylinder block
- Engine — Valve mechanism
- Engine — Crank shaft; connecting rod; vibration damper; fly wheel — Gear train and camshaft, parts inspection and measurement
- Engine — Crank shaft; connecting rod; vibration damper; fly wheel — 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 System — Fuel tank; fuel filling pump — Fuel tank, breathing filter included
- Fuel System — Fuel tank; fuel filling pump — Fuel filling pump, connections included
- Cooling System — General, common info about 261 – 269 — Cooling system, specifications
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04. 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
- Starting System — Starter motor inclusive solenoid
- Starting System — 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
- Other Electrical Equipment — Cleaner — Windscreen wiper
- Other Electrical Equipment — Switch; connector — Switch
- Cable; Fuse; Relay — General, common info about 371 – 379 — Wiring diagram 5, electrical, lighting etc.
- Cable; Fuse; Relay — General, common info about 371 – 379 — Wiring diagram 6, electrical, lighting etc.
- Cable; Fuse; Relay — General, common info about 371 – 379 — Wiring diagram 1, main diagram, feed / chassis connection
- Cable; Fuse; Relay — General, common info about 371 – 379 — Wiring diagram 2, engine
- Cable; Fuse; Relay — General, common info about 371 – 379 — Wiring diagram 3, engine
- Cable; Fuse; Relay — General, common info about 371 – 379 — Wiring diagram 7, electrical, lighting etc.
- Cable; Fuse; Relay — 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
- Instrument; Sensor; Warning and Information System — Sender, monitoring system — Sender, level
- Instrument; Sensor; Warning and Information System — Sender, monitoring system — Sender, position
- Instrument; Sensor; Warning and Information System — Sender, monitoring system — Sender, pressure — Engine oil pressure switch, description
- Instrument; Sensor; Warning and Information System — Warning/information unit, display unit — Display unit — Instrument panel (I-ECU), description
- Miscellaneous — General, common info about 393 – 395
- Miscellaneous — Radio, with tape or CD player; voltage divider — Radio, with tape or CD player — Radio with tape player, description
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05. Power Transmission
- Gearbox — Swing gearbox + swing pinion shaft
- Gearbox, travelling, wheel machine
- Hydrostatic Drive — Hydraulic motor incl. operating system. — Hydraulic motor 1, traveling
- Hydrostatic Drive — Hydraulic motor incl. operating system. — Hydraulic motor, swing of superstructure
- Hydrostatic Drive — Hydraulic pump incl.coupling, travelling incl. operating system
- Hydrostatic Drive — Centre passage; lines — Centre passage
- Propeller shaft, complete
- Front Axle; Rear Axle — General, common info about 461 – 468
- Front Axle; Rear Axle — Front axle — Differential
- Front Axle; Rear Axle — Front axle — Hub, hub reduction
- Front Axle; Rear Axle — Rear axle 1
- Swing system upper part — Swing ring
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06. Brake
- Hydraulic Brake System — General, common info about 520 – 522
- Hydraulic Brake System — Brake line
- Hydraulic Brake System — Brake valve
- Hydraulic Brake System — Brake accumulator; hydraulic pump — Pump
- Hydraulic Brake System — Brake accumulator; hydraulic pump — Brake accumulator
- Parking Brake — General, common info about 551 – 554
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07. Steering
- General, common info about 641 – 647
- Steering wheel; steering column
- Hydraulic equipment — Steering pump
- Hydraulic equipment — Control valve
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08. Frame; Springs; Damping; Axle Suspension; Wheel/track Unit
- Comprehensive info about frame and track unit/wheels
- Frame — General, common info about 711 – 718
- Frame — 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
- Wheels; Tracks; Tyre; Hub; Drum — Wheel — Tyre; tube
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09. 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 — General, common info about 872 – 877 — Air conditioning unit, description
- Air Conditioning Unit — General, common info about 872 – 877 — Air conditioning unit, location of components
- Air Conditioning Unit — General, common info about 872 – 877 — Air conditioning unit, specifications
- Air Conditioning Unit — Heating unit — Heating control valve — Heater coolant flow control valve, description
- Air Conditioning Unit — Cooling unit — Compressor
- Air Conditioning Unit — Cooling unit — Evaporator; Expansion valve — Expansion valve and evaporator, description
- Air Conditioning Unit — Cooling unit — Condenser
- Air Conditioning Unit — Cooling unit — Drying filter
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10. 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
- Working Hydraulics; Servo Hydraulics — General, common info about 911 – 917 — Hydraulic diagram, neutral (~to 3146)
- Working Hydraulics; Servo Hydraulics — General, common info about 911 – 917 — Hydraulic diagram, neutral (~to 5001)
- Working Hydraulics; Servo Hydraulics — General, common info about 911 – 917 — Hydraulic diagram, travel (low speed)
- Working Hydraulics; Servo Hydraulics — General, common info about 911 – 917 — Hydraulic diagram, travel + arm in
- Working Hydraulics; Servo Hydraulics — General, common info about 911 – 917 — Hydraulic diagram, schematic
- Working Hydraulics; Servo Hydraulics — Tank; line; oil cooling; filter; breather; filling pump — Tank
- Working Hydraulics; Servo Hydraulics — Tank; line; oil cooling; filter; breather; filling pump — Line; fitting; connecting block; retainer
- Working Hydraulics; Servo Hydraulics — Tank; line; oil cooling; filter; breather; filling pump — Oil cooling system
- Working Hydraulics; Servo Hydraulics — Working hydraulics — Directional valve; control valve — Pressure relief valve (main), disassembly
- Working Hydraulics; Servo Hydraulics — Working hydraulics — Directional valve; control valve — Pressure relief valve (port), disassembly
- Working Hydraulics; Servo Hydraulics — Pump, working hydraulics — Pump, slew
- Working Hydraulics; Servo Hydraulics — Servo hydraulic system — Control pressure valve, except brake valve — Remote control valve (dozer blade), specifications
- Working Hydraulics; Servo Hydraulics — Servo hydraulic system — Control pressure valve, except brake valve — Remote control valve (lever), maintenance standard
- Working Hydraulics; Servo Hydraulics — Servo hydraulic system — Control pressure valve, except brake valve — Remote control valve (lever), assembly
- Working Hydraulics; Servo Hydraulics — Servo hydraulic system — Control pressure valve, except brake valve — Remote control valve (lever), disassembly
- Working Hydraulics; Servo Hydraulics — Servo hydraulic system — Control pressure valve, except brake valve — Remote control valve (lever), tools
- Working Hydraulics; Servo Hydraulics — Servo hydraulic system — Control pressure valve, except brake valve — Remote control valve (lever), specifications
- Working Hydraulics; Servo Hydraulics — Servo hydraulic system — Solenoid valve, on/off function — Solenoid valve, disassembly and assembly
- Unit, Digging — General, common info about 971 – 975 — Digging unit, description
Swing Ring, Transmission Control and Travel-Drive Pump
This coverage includes the entries “Swing ring” and “Gearbox, travelling, wheel machine”.
Travel and superstructure-swing components are separate service subjects. Select the applicable drive before following the associated component references.
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