Volvo EC240 LC Excavator Service Manual EC240LC

Volvo EC240 LC Excavator Service Manual

This professional factory service manual provides complete maintenance, troubleshooting and repair procedures for the Volvo EC240 LC hydraulic excavator. It covers detailed system descriptions, step-by-step disassembly and assembly instructions, hydraulic and electrical diagnostics, adjustment specifications, testing procedures, and component-level service information for technicians and workshop engineers.

Model Covers:

Volvo EC240 LC
Volvo EC240LC Series Variants Included

File Format: PDF

Size: 28.76 MB

No. of pages: 848

Language: English

Delivery Method: Instant Download – Access your file immediately after purchase.

📑 Table of Contents Overview:

General Information

• General dimensions, service access positions, and component identification
• Measurement conversion tables and machine specifications
• Standard tightening torque values and lubrication schedules
• Periodic maintenance intervals, inspection procedures and service readiness checks

Engine System

• Engine specifications, mounting, and lubrication circuits
• Fuel supply components, injectors, pump, warmers and filtration
• Cooling system layout including radiator service, heaters and thermostat
• Inlet and exhaust system configuration and servicing

Electrical & Control Systems

• Battery, charging system, alternator and relay functions
• Startup control, preheating system and safety interlocks
• Switch panels, instrument panel indicators and mode selection logic
• Vehicle ECU (V-ECU), display unit (D-ECU) & I-ECU functions
• Full wiring diagrams (main, cab, engine, hydraulics, communication)

Hydraulic System

• Hydraulic tank, servo control and hydraulic circuit schematics
• Main control valve function and port configuration
• Pressure relief, foot relief, load check valves and flow control
• Pump assembly, regulator functions and troubleshooting procedures
• Line rupture valve diagnostics and adjustments

Power Transmission, Swing & Travel

• Track gearbox disassembly, assembly and maintenance standards
• Slew gearbox construction, bearing inspection and lubrication
• Slew motor measurement, adjustment and troubleshooting workflows
• Travel speed operating logic and drive system testing

Undercarriage & Frame

• Track chain wear inspection and track sag adjustment
• Idler, sprocket, rollers and recoil spring assembly servicing
• Undercarriage frame tightening torque specifications

Cab, HVAC & Operator Environment

• Cab mounting, removal and reinstallation procedures
• Heating system and air conditioner servicing, filter replacement and refrigerant cycle checks
• Operator controls, switch systems and display operation

Working Equipment (Digging Unit & Cylinders)

• Boom, dipper arm and bucket cylinder service, disassembly and seal replacement
• Boom and dipper arm installation and alignment procedures
• Bucket removal, installation and wear clearance adjustments

This detailed Volvo EC240 LC Service Manual is the complete workshop reference for accurate machine maintenance, repair and professional troubleshooting.