JCB 526, 526S, 528-40, 528S Rear Engine Loadalls Service Manual (9803/3710-3)

JCB 526, 526S, 528-40, 528S Rear Engine Loadalls Service Manual (9803-3710-3)

This comprehensive service manual is designed for the JCB 526, 526S, 528-40, and 528S Rear Engine Loadall models. It delivers factory-level procedures, component specifications, hydraulic and transmission diagnostics, electrical circuit schematics, engine servicing, and more—ideal for professional technicians operating in construction and agricultural environments.

Model Covers:

JCB 526, 526S, 528-40, 528S Rear Engine Loadalls (All Variants with Synchro Shuttle and Powershift Gearboxes) 

From Serial Number 1182000

File Format: PDF

Size: 31.15 MB

No. of pages: 609

Language: English

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

📑 Included Sections:

General Information

• Machine identification, torque specs, hydraulic connection types
• Service tool lists, fastener torque tables, sealing compounds, glossary

Care and Safety

• Safety decals, PPE standards, emergency response, operational safety
• Pre-maintenance hazard recognition and lockout procedures

Routine Maintenance

• Daily and hourly service intervals: greasing, oil changes, filter replacement
• Fuel bleed system, ROPS inspection, heater filter cleaning, boom safety

Attachments

• Quick release coupling procedures, hydraulic venting, control linkage

Body and Framework

• Cab structure, air conditioning service, LMI system calibration and diagnostics
• Boom wear pad replacement, glazing, panel and tank removal

Electrics

• Wiring diagrams, battery and alternator testing, ECU diagnostics
• Starter motor overhaul, fuse/relay mapping, wire color coding

Hydraulics

• Control valve block servicing, schematic symbols, pressure testing
• Ram inspection, Smooth Ride System (SRS), accumulator service

Transmission

• Synchro Shuttle and Powershift gearboxes diagnostics and disassembly
• Torque converter analysis, prop shaft service, axle breakdown

Brakes

• Service brake bleeding, caliper servicing, park brake adjustment
• Hydraulic brake leakage detection and master cylinder replacement

Steering

• All-wheel steering systems, steer mode valve replacement, alignment sensors
• Priority valve testing, track rod and ram removal, leakage diagnostics

Engine

• JCB 444 Series engine service data, cold start system wiring, cooling pack
• Full engine removal procedures, torque specs, alternator and starter circuit testing

This detailed Loadall rear-engine manual is essential for expert-level mechanical work and diagnostics on JCB 526, 528 and 526S series telehandlers used in tough operational environments.