Overview
Organized by machine system, the Volvo EC55B Compact Excavator Service Repair Manual brings together the technical references used in maintenance and repair work. Its service groups address engine systems, power transmission, working and servo hydraulics, and electrical and instrument systems.
The service topics include hydraulic tanks, filters and oil-cooling equipment, working-hydraulics pumps, fuel injectors and delivery pipes, crankshaft and connecting-rod components, and travel-motor components.
Table of Contents
Volvo EC55B Manual
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01. General
- Specifications
- Standard Time
- Tool
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02. Standard Parts, Service
- Lubricant; Fuel; Other Fluid
- Service — Arrival inspections; delivery service
- Service — Maintenance — Condition test
- Service — Emergency measures — Jump starting
- Safety equipment, without own function group
- Packing material, standard and transportation
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03. Engine with Mounting and Equipment
- General, engine installation and its function
- Engine — General, common info about 211 – 218
- Engine — Cylinder head
- Engine — Cylinder block with crankcase ventilation
- Engine — Cylinder liner; piston
- Engine — Valve mechanism
- Engine transmission; camshaft
- Engine — Crank shaft; connecting rod; vibration damper; fly wheel
- Engine mounting
- Lubricating System — General, common info about 221 – 224
- Fuel System — General (common info about 233 – 238)
- Fuel System — Fuel tank; fuel filling pump
- Fuel System — Fuel lines
- Fuel System — Injection pump; regulator; pump companion
- Fuel System — Injector; delivery pipe
- Inlet System; Exhaust System — General, common info about 251 – 258
- Cooling System — General, common info about 261 – 269
- Cooling System — Radiator, mounting and connections included
- Cooling System — Fan; fan shroud; fan coupling
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04. 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 — 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
- Other Electrical Equipment — Audible warning from horn; mounting — Horn
- Other Electrical Equipment — Audible warning from horn; mounting — Back-up warning; travel warning
- Other Electrical Equipment — Cleaner — Windscreen wiper
- Other Electrical Equipment — Switch; connector — Switch
- Other Electrical Equipment — Automatic control/blocking function, lacking a function group of its own
- Cable; Fuse; Relay — General, common info about 371 – 379
- Cable; Fuse; Relay — Cable; battery disconnector
- Cable; Fuse; Relay — Electrical distribution box; fuse box; junction box — Fuse
- Cable; Fuse; Relay — Electrical distribution box; fuse box; junction box — Relay
- Cable; Fuse; Relay — Miscellaneous
- Instrument; Sensor; Warning and Information System — Sender, monitoring system — Sender, temperature
- 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
- Instrument; Sensor; Warning and Information System — Warning/information unit, display unit — Display unit
- Miscellaneous — Radio, with tape or CD player; voltage divider — Radio, with tape or CD player
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05. Power Transmission
- General, common info about 410 – 436
- Gearbox — Track gearbox, crawler machine
- Gearbox — Swing gearbox + swing pinion shaft
- 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 — Centre passage; lines — Centre passage
- Swing system upper part
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06. Frame; Springs; Damping; Axle Suspension; Wheel/track Unit
- Comprehensive info about frame and track unit/wheels
- Frame — General, common info about 711 – 718
- Frame — Protection; belly plate; bumper
- Frame — Counterweight
- Frame, excavator — Undercarriage (crawler machine)
- Wheels; Tracks; Tyre; Hub; Drum — Crawler unit — Front idler, incl. fork
- Wheels; Tracks; Tyre; Hub; Drum — Crawler unit — Sprocket
- Wheels; Tracks; Tyre; Hub; Drum — Crawler unit — Steel track
- Wheels; Tracks; Tyre; Hub; Drum — Crawler unit — Rubber track
- Wheels; Tracks; Tyre; Hub; Drum — Crawler unit — Top rollers; skid rails
- Wheels; Tracks; Tyre; Hub; Drum — Crawler unit — Bottom rollers
- Wheels; Tracks; Tyre; Hub; Drum — Crawler unit — Spring package; adjusting cylinder
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07. Machinery House; Cab; Exterior Trim Parts Anywhere
- Cab, Naked; Canopy
- Air Conditioning Unit — General, common info about 872 – 877
- Air Conditioning Unit — Heating unit — Heating control valve
- Air Conditioning Unit — Cooling unit — Compressor
- Air Conditioning Unit — Cooling unit — Evaporator; Expansion valve
- Air Conditioning Unit — Cooling unit — Condenser
- Air Conditioning Unit — Cooling unit — Drying filter
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08. Hydraulic System; Digging/ Handling/ Grading Equipm.; Misc. Equip.
- Working Hydraulics; Servo Hydraulics — General, common info about 911 – 917
- 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 — Working hydraulics — Directional valve; control valve
- Working Hydraulics; Servo Hydraulics — Working hydraulics — Hydraulic lock; line rupture valve
- Working Hydraulics; Servo Hydraulics — Pump, working hydraulics
- Working Hydraulics; Servo Hydraulics — Servo hydraulic system — Pump
- Working Hydraulics; Servo Hydraulics — Servo hydraulic system — Pressure accumulator
- Working Hydraulics; Servo Hydraulics — Servo hydraulic system — Control pressure valve, except brake valve
- Working Hydraulics; Servo Hydraulics — Servo hydraulic system — Solenoid valve, on/off function
- Working Hydraulics; Servo Hydraulics — Other hydraulic equipment — Hydraulics mounted on machine for attachments
- Mechanical Equipment/attachment — Attachment bracket, mechanical and hydraulic Quickfit
- Mechanical Equipment/attachment — Bucket, incl. possible cylinders with tubes and hoses
- Mechanical Equipment/attachment — Dozer equipment, snow equipment
- Unit, Digging — General, common info about 971 – 975
- Unit, Digging — Boom with links — Boom
- Unit, Digging — Boom with links — Cylinder, boom lifting
- Unit, Digging — Dipper arm with links — Dipper arm
- Unit, Digging — Dipper arm with links — Links; link system
- Unit, Digging — Dipper arm with links — Cylinder, dipper arm
- Unit, Digging — Dipper arm with links — Cylinder, bucket
Superstructure Swing, Swing Gearbox and Track Reduction Gear
The detailed reference points include “Swing system upper part” and “Hydraulic motor, swing of superstructure”.
A travel-motor entry is not interchangeable with the swing-motor or swing-brake entries; retain that distinction when choosing the relevant information.
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