JCB 520 Telescopic Handler Service Manual (9803-3300-14)

This service manual provides detailed technical data, repair procedures, and troubleshooting guidance for JCB 520 Telescopic Handler models up to Serial Number 270587. Covering hydraulics, electrics, transmission, and engine systems, it is an essential resource for workshop engineers and service technicians.

Model Covers:

JCB 520 Telescopic Handler (Up to SN 270587)

File Format: PDF

Size: 76.79 MB

No. of pages: 216

Language: English

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

📑 Included Sections:

Care & Safety

• Component removal, hose and pipe servicing, and pressure testing protocols
• Safety training procedures for operators and technicians

Technical Data

• Brakes, capacities, torque settings, electrical and hydraulic system specifications
• Engine technical data including powertrain details

Routine Maintenance

• Lubrication charts, service intervals, and air/fuel filter replacement procedures
• Fan belt, cooling system, and transmission oil servicing
• Hydraulic fluid checks, brake system bleeding, and parking brake adjustments

Body & Framework

• Boom and wear pads removal and replacement

Electrics

• Battery maintenance, starter motor and alternator servicing
• Fuses, circuit diagrams, and overload warning system calibration

Controls

• Cab layout, instrument panel details, and overload system adjustments

Hydraulics

• Hydraulic circuit schematics and fault diagnosis
• Pump, valve block, and ram servicing including relief valve testing

Transmission

• Torque converter and powershift unit dismantling and assembly procedures
• Driving axle maintenance and differential servicing including NoSPIN diagnostics

Brakes

• Master cylinder and parking brake overhaul
• Service brake bleeding and pressure testing

Steering

• Hydraulic steering system servicing including rams and steering axle overhaul

Engine

• Unit removal and replacement procedures

This JCB 520 Telescopic Handler Service Manual is indispensable for diagnostics, preventive maintenance, and advanced repairs in heavy-duty operations.