Volvo EC20C Excavator Service Repair Manual

Volvo EC20C Excavator Service Repair Manual

Size: 76.60 MB
Format: PDF
Language: English
Machine: Excavator 
Machine Model: EC20C
Document: Service Repair Manual, Electrical Wiring Diagram, Hydraulic Diagram
Pages: 4451 Pages

The Bookmarks of Volvo EC20C Excavator Service Repair Manual:
1 Volvo EC15C,EC17C,EC18C,EC20C
Description
 Accumulator, description
 Air cleaner, description
 Antitheft device, first activation of a new A-ECU
 Cable and component marking explanations
 Cable harnesses, description Ground and battery cable
 Cable harnesses, description Starter cables
 Cable harnesses, description Wiring loom, cab platform
 Cables, description
 Camshaft, description
 Center passage, description
 Checking electrical cabling and connectors
 Cleaning prior to repair
 Cleanliness, braking and hydraulic system
 Collection of basic data
 Component location, alternator, batteries, capacitors, electronic units, voltage outlet
 Component location, diodes
 Component location, fuses
 Component location, heating coils, instruments, service-sockets
 Component location, lights
 Component location, motors
 Component location, PWM valves
 Component location, relays
 Component location, sensors
 Component location, solenoid valves
 Component location, sounders
 Component location, switches
 Component locations
 Control levers, description
 Coolant
 Cooling system, description
 Crankshaft, description
 Cylinder block, description
 Cylinder head, description
 DC current measurement
 DC voltage measurement
 Description, general
 Diode check procedure
 Electrical symbols and designation
 Electrical system, special instructions for servicing, action when working on machine
 Electrical system, special instructions for servicing, electrical components, batteries
 Electrical system, special instructions for servicing, electronic components
 Electrical system, special instructions for servicing, general
 Engine, description
 Fuel feed pump, description
 Fuel system, description
 Fuel tank, description
 Fuel, recommendation
 Fuse, description
 General notes to be observe when working on power transmission assemblies
 General notes when working on hydraulic system
 Hydraulic components, storage and transport
 Hydraulic cylinders, dieseling
 Hydraulic oil cooler, description
 Hydraulic oil, description
 Hydraulic oil, storage and handling
 Infrared Thermometer
 Injection pump, description
 Injectors, description
 Lubricants, specifications
 Lubrication system, description
 Main control valve, description
 Measuring components
 Oil pump, description
 Option anti-theft, instruction
 Pistons, description
 Pressure adjustment and leaks checking
 Product plate, description
 Proportional valve, offset optional equipment
 Repairing hydraulic system
 Resistance measurement
 Service and maintenance
 Shuttle valve, swing brake
 Six way valve, offset optional equipment
 Slew motor, description
 Starting engine with booster cables
 Superstructure covering, description
 Swing motor removed, overhaul
 Timing gear, description
 Towing, measures
 Travel motor, description
 Troubleshooting chart
 Troubleshooting tips
 Troubleshooting, assistant devices
 Troubleshooting, general
 Undercarriage, description
 Valve cover, description and operation
 Valve mechanism, description
 Welding on the machine
Diagrams
 Hydraulic diagram 1 Main control valve, inlet element - hydraulic oil tank - leakage oil filter
 Hydraulic diagram 2 Swing motor
 Hydraulic diagram 3 Left track motor
 Hydraulic diagram 4 Right track motor
 Hydraulic diagram 5 Arm extension cylinder
 Hydraulic diagram 6 Dozer blade cylinder - Chassis width adjustment cylinder
 Hydraulic diagram 7 Bucket cylinder
 Hydraulic diagram 8 Extra equipment
 Hydraulic diagram 9 Arm cylinder - ladder breakage protector
 Hydraulic diagram 10 Extension cylinder - ladder breakage protector
 Hydraulic diagram 11 Main control valve outlet element - electric proportional valve
 Hydraulic diagram 12 Joystick right
 Hydraulic diagram 13 Joystick left
 Hydraulic diagram 14 Travel control (foot pedals)
 Hydraulic diagram, complete Figure 1
 Hydraulic diagram, complete
 Wiring diagram 1 Alternator - battery - control block lever - starter - engine preheater
 Wiring diagram 2 Engine shutdown - engine oil pressure switch - temperature sensor - fuel level display - fuel feed pump
 Wiring diagram 3 Hydraulic function - driving speed - switch arm extension attachment - width-adjustable chassis - max. flow - joystick right
 Wiring diagram 4 Work lights - beacon - horn - power socket 1
 Wiring diagram 5 Cab lighting - windshield cleaner - power socket 2 - cassette CD radio - loudspeaker - cab ventilation
 Wiring diagram 6 Immobilizer
 Wiring diagram 7 Care Track
 Wiring diagram 8 Immobiliser - Care Track
 Wiring diagram 9 Canopy - working lights - beacon
Installation Instruction
 Anti theft device, installing new
 CareTrack with anti theft device, installing new
 CareTrack, installing new
 FOG (Falling Object Guard), installing new1
 FOG (Falling Object Guard), installing new2
 Hammer shear selection valve, installing new
 Hose rupture valve, installing new
 Protecting screen, installing new
 Radio, installing new
 Rotating beacon, installing new
 Work light on mono boom, installing new
Repair
 A-ECU (anti theft), replacing
 Air cleaner primary filter, change
 Air cleaner secondary filter, change
 Air cleaner, installing
 Air cleaner, removing
 Alternator, installing
 Alternator, removing
 Anti-cavitation check valve, replacing
 Batteries, replacing
 Battery condition, check
 Battery condition, check1
 Boom cylinder, installation
 Boom cylinder, removal
 Boom, installation
 Boom, removal
 Bottom roller, installing
 Bottom roller, removing
 Bucket cylinder, installation
 Bucket cylinder, removal
 Cab platform, installation
 Cab platform, removal
 Cab, installing
 Cab, main filter, replacing
 Cab, removing
 Centre passage, installing
 Centre passage, removing
 Chain guide, installing
 Chain guide, removing
 Component list Alternator, batteries, capacitors, electronic units, voltage outlet
 Component list Diodes
 Component list Fuses
 Component list Heating coils, instruments, service socket
 Component list Lights
 Component list PWM valves
 Component list Relays
 Component list Solenoid valves
 Component list Switches
 Component list, Motors
 Component list, Sensors
 Component list, Sounders
 Compression test
 Control lever, installation1
 Control lever, installation2
 Control lever, removal1
 Control lever, removal2
 Control levers, maintenance standard
 Control levers, repairing
 Coolant pump, replacing
 Coolant, change
 Coolant, level, check
 Crankcase breather system, inspect
 Creeping of hydraulic cylinder
 Cylinder head, fitting
 Cylinder head, removing
 Cylinder head, replacing gasket
 Cylinder speed
 Deviation when travelling straight ahead
 Dipper arm cylinder, installation
 Dipper arm cylinder, removal
 Dipper arm, installation
 Dipper arm, removal
 Dust valve, clean
 Electrical distribution box, circuit board replacing
 Engine hood, replacing
 Engine radiator and hydraulic oil cooler, check (clean when necessary)
 Engine radiator, oil cooler and condensor (if installed), clean
 Engine, changing oil and filter
 Engine, installing
 Engine, oil level, check
 Engine, removing
 Expansion tank, installing
 Expansion tank, removing
 Fan belt and or alternator belt, checking and adjusting tension
 Fan belt and or alternator belt, checking and adjusting tension1
 Fan belt and or alternator belt, replacing
 Flow regulation valve, changing
 Flushing valve, replacing
 Front idler, installing
 Front idler, removing
 Fuel and fuel return hoses, check and replace if necessary
 Fuel filter, change
 Fuel injectors, inspect clean and test
 Fuel pump, installing
 Fuel pump, removing
 Fuel tank sediment, drain
 Fuel tank, installing
 Fuel tank, removing
 Glow plug, installation
 Glow plug, removal
 H-ECU (hydraulic), replacing pre-Programd ECU
 H-ECU (hydraulic), replacing pre-Programd ECU1
 Horn, replacing
 Hose on boom for X1, X2, X3, check and replace if neccessary
 Hoses for boom-, dipper-, and bucket-cylinder, check and replace if necessary
 Hydraulic oil cooler, installing
 Hydraulic oil cooler, removing
 Hydraulic oil filter, changing
 Hydraulic oil level, check
 Hydraulic pressure, check
 Hydraulic pump, power control checking
 Hydraulic system, changing oil.
 Hydraulik pump, suction hose and pressure hose, check and replace if necessary
 Idling speed, checking and adjusting
 I-ECU, replacing
 Injection pump, removing
 Injection timing, checking
 Injectors, replacing all
 Lamp bulb, replacing
 Loose and loss of bolts, check
 LS (load sense) pressure, checking
 LS-pressure relief valve, replacing
 Lubrication and service schedules
 Lubrication, see lubrication chart
 Main Control Valve - Assembly
 Main Control Valve - Disassembly
 Main control valve, installation
 Main control valve, removal
 Maintenance service, daily
 Maintenance service, every 50 hours
 Maintenance service, every 250 hours
 Maintenance service, every 500 hours
 Maintenance service, every 1000 hours
 Maintenance service, every 1500 hours
 Maintenance service, every 2000 hours
 Maintenance service, every 3000 hours
 Measuring condition
 Operator's seat, installing
 Operator's seat, removing
 Pump, installation
 Pump, removal
 Quick coupler lock mechanism, replace
 Radiator hose upper, replacing
 Radiator hoses lower, replacing
 Radiator, installing
 Radiator, removing
 Rubber track, installing
 Rubber track, removing
 Seat belt, replace
 Secondary pressure limiting valve, replacing
 Service history (included in the respective Operator's manual), fill in.
 Servo accumulator, installation
 Servo accumulator, removal
 Servo pressure, checking and adjusting
 Servo valve, installation
 Servo valve, removal
 Silencer, installing
 Silencer, removing
 Slew motor, troubleshooting
 Sprocket, installation
 Sprocket, removal
 Starter motor, installing
 Starter motor, removing
 Stop magnet, replacing
 Swing motor, installing
 Swing motor, removing
 Swing ring, installing
 Swing ring, removing
 Swing speed
 Test-run and check
 The machine, check for external damages, cracks and wear damages
 Thermostat, replacing
 Throttle control cable, installing
 Throttle control cable, removing
 Throttle controls, setting
 Track gearbox oil level, check
 Track motor, installing
 Track motor, removing
 Track running speed
 Track tension, adjusting
 Track tension, checking
 Travel alarm, replacing
 Travel motor gearbox, changing oil
 Travel motor removed, overhaul
 Travel Speed
 Travel valve (pedal), installing
 Travel valve (pedal), removing
 Values, creeping of hydraulic cylinder
 Values, cylinder speed
 Values, deviation when travelling straight ahead
 Values, slewing speed
 Values, track running speed
 Values, travel speed
 Valve clearance, checking and adjusting
 Valve cover, installing
 Valve cover, removing
 Valve covers, fitting new gasket
 Valves, adjusting
 Warranty inspection 100 hours
 Warranty inspection 1000 hours
 Water separator filter element, change
 Water separator, drain
 Windscreen wiper front, replacing motor
 Working pressure, checking and adjusting
Safety
 CE marking and declaration of conformity
 Checklist after a fire or heat exposure
 Decontamination
 Environmental handling for the future
 Environmentally hazardous fluids
 Environmentally safe handling
 Fire prevention measures
 Health hazards with paint, plastics and rubber
 Pressure setting and leak detection
 Safety concerns everybody!
 Safety for work on hydraulic systems
 Safety rules when servicing
 Safety when handling oils and fuel
 Safety when handling the machine
 Safety when lifting and supporting the machine
 Safety when working with batteries
 Service position 1
 Service position 2
 Service position 3
 Starting with booster batteries
 Waste handling
 Working in environmentally contaminated areas
 Working on the electrical system of the machine
Service Bulletins
 Battery maintenance guideline for long term stock machines
 Capilarity leakage at the hose crimpings
 Fuel gauge
 Fuel sampling, method
 Identification plate support
 Lateral play equipment
 Maintenance of Stored Machines
 New boom design
 New dipper arm
 New hydraulic fluid filter
 New product
 New starter switch
 New TechTool VCADS Pro interface
 Pivot play tolerance and instruction
 Play on variable track
 Portable refillable O-ring kits
 Pump companion
 Reporting of product misuse & near-miss report
 Rotating beacon improvement
 Secondary relief valve on bucket function
 Volvo Product incident accident report & Interview Form
Special Tools, Misc
 Special tool catalog
 Special Tools Recommendations
 Time Guide Current generation
 Time Guide Old generation
 Time Guide Previous generation
Specifications
 Adjustable boom cylinder, specifications
 Alternator, specifications
 Alternator, specifications1
 Battery, specifications
 Boom lifting cylinder, specifications
 Bucket cylinder, specifications
 Cab, tightening torques
 Cab, weight
 Control valve, torque value1
 Control valve, torque value2
 Cooling system, specification
 Counterweight, specifications
 Dipper arm cylinder, specifications
 Dozer blade cylinder, specifications1
 Dozer blade cylinder, specifications2
 Electrical system, tightening torques
 Engine, capacities
 Engine, specifications
 Engine, tighten torques
 Frame and track unit, specifications
 Fuel feed pump, specifications
 Fuel system, general specifications
 Hydraulic system, specification
 Hydraulic system, tightening torques
 Hydraulic tank, specifications
 Injectors, specification
 Light bulbs, specification
 Lubrication system, specifications
 Pump, specifications
 Slew motor, specifications
 Slew motor, tightening torques
 Track motor, specifications
 Track motor, tightening torques
 Travel alarm, specifications
 Valve mechanism, specifications
 VOLVO standard tightening torques
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