JCB 520, 520S, 526, 526S, 520-55 & 526-55 (RS/AWS) Farm Special & Construction Loadall Telescopic Handler 1993 - 2004 Service Manual
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Sample pages from the JCB 520, 520S, 526, 526S, 520-55 & 526-55 (RS/AWS) Farm Special & Construction Loadall Telescopic Handler 1993 - 2004 Service Manual manual
Purchase Information
1993-2004 JCB 520, 526, 520S, 526S Loadall Service Manual - Technical Specifications
- Document Number / Seller:
- 30584 / Michael Lee
- File Size:
- 14.87 MB
- File Type:
- Language:
- English
- Pages:
- 586
- Printable:
- Yes
- Estimated Download Time:
- 0.3 Minutes
- Delivery Format:
- Digital (PDF) - Instant Access
- Category:
- Telehandler
- Brand:
- JCB
- Reviewed and Approved:
- Dec 31, 2025
JCB Models and Parts Covered in this Telehandler Manual
- JCB 520-55 RS (Rear Steering) Farm Special & Construction (1993)
- JCB 520-55 AWS (All Wheel Steering) Farm Special & Construction (1994)
- JCB 526-55 Farm Special & Construction (1994)
- JCB 526-55 AWS (All Wheel Steering) Farm Special & Construction (1994)
- JCB 526S AWS (All Wheel Steering) Farm Special & Construction (1995)
- JCB 520 (1996)
- JCB 526 (1996)
- JCB 526S (1996)
- JCB 520S (1996)
Complete Manual Information
JCB Loadall Service Manual - 520, 526, & 520-55/526-55 Series (1993 - 2004)
Standardize fleet maintenance and ensure operational uptime for 500 Series JCB machines using factory-verified technical specifications. Integration of the specific JCB Waxoyl application on boom wear pad runways is critical to prevent surface oxidation and structural binding during extension cycles. This workshop documentation provides the essential engineering data required for precision troubleshooting of Syncro Shuttle and Powershift transmission systems.
Technical Applicability & Serial Ranges
Early Series (Introduction 1993 - 1994)
- 520-55 RS (Rear Steering): Starting Serial Number 277001 (1993 introduction).
- 520-55 AWS (All Wheel Steering): Starting Serial Number 277386 (1994 introduction).
- 526-55 (Standard & AWS): Starting Serial Number 277468 (1994 introduction).
Intermediate & Update Series (1996 Onwards)
- 520 & 526 Models: Starting Serial Number 278967 (Re-named from 520-55/526-55).
- 526, 526S (Long Wheelbase): Starting Serial Number 279289 (Introduced for 24-inch wheel compatibility).
- 520S (High Power): Starting Serial Number 279598 (90 hp turbo-charged variant).
Transmission-Based Identification
- Syncro Shuttle Units: Standard manual configuration for early 500 series.
- Powershift Units: ECU or relay-controlled variants introduced from Serial Number 280300.
Operational Parameters: Service ROI & Safety Benchmarks
- Structural Integrity: Comprehensive inspection protocols for ROPS/FOPS certified enclosures to maintain operator safety compliance.
- Maintenance Efficiency: Step-by-step logic for 50, 500, and 1000-hour service intervals to reduce unplanned machine downtime.
- Precision Diagnostics: Advanced testing procedures for Safe Load Indicators (SLI) and Load Moment Indicators (LMI) to ensure lifting accuracy.
Document Metadata
- Publication Number: 9803/3610 (Issue 10)
- Page Count: 580+ Technical Pages
- Manual Type: Full Service/Workshop Manual
Technical Depth & Factory Benchmarks
- Torque Sequences: Grade 8.8 Metric bolts range from M5 (7 Nm) to M36 (2854 Nm); UNF Grade ‘S’ range from 1/4" (14 Nm) to 1 1/2" (3390 Nm).
- Hydraulic Pressures: Main Relief Valve (MRV) is factory set to 241 bar (3500 lbf/in²); Steering Circuit MRV requires specific calibration at max RPM.
- Calibration Data: Detailed LMI/SLI system calibration requires setting the 100% point with a test weight between 1800 kg and 2000 kg.
Visual Navigation Aids
- Component Indices: Alphabetically coded sections (A-K) for rapid identification of Body, Electrics, and Powertrain systems.
- Schematic Mapping: Full-page hydraulic circuit symbols and electrical wire identification (numbered every 100mm) for tracing harness faults.
- Exploded Views: High-resolution mechanical drawings for axle hubs, drop boxes, and brake master cylinder assemblies.
Table of Contents
- Section 1: General Information (Identification, Torque Settings, Service Tools)
- Section 2: Care & Safety (Hazard Notices, General/Maintenance Safety)
- Section 3: Routine Maintenance (Service Schedules, Lubricants, Capacities)
- Section A: Attachments
- Section B: Body & Framework (Cab, Direct Glazing, Boom Wear Pads)
- Section C: Electrics (Schematics, Alternator, SLI/LMI Systems)
- Section D: Controls
- Section E: Hydraulics (Pumps, Valves, Rams, SRS System)
- Section F: Transmission (Syncro Shuttle, Powershift, Axles, Drop Box)
- Section G: Brakes (Master Cylinders, Pressure Testing, Bleeding)
- Section H: Steering (Powered Track Rods, Road Wheel Alignment)
- Section K: Engine (Removal, Technical Data - Perkins A and R Series)
Operational Limits & Specifications
- Transmission Fluids: Requires JCB High Performance Transmission Fluid; friction-modified oils like Dexron ATF are strictly prohibited.
- Hydraulic Mediums: ISO VG46 is utilized for operations above 38°C (100°F), while ISO VG32 is specified for cooler environments.
- Axle Lubrication: JCB High Performance Gear Oil Plus is mandatory for units equipped with oil-immersed brakes and Limited Slip Differentials (LSD).
Download Instructions for JCB Telehandler Manual
Frequently Asked Questions - JCB Telehandler Manual
What does this JCB manual cover?
This comprehensive service manual covers detailed repair procedures, maintenance schedules, troubleshooting guides, and technical specifications for JCB 520, 520S, 526, 526S, 520-55 & 526-55 (RS/AWS) Farm Special & Construction Loadall Telescopic Handler 1993 - 2004 Service Manual. It includes information for the following models: - JCB 520-55 RS (Rear Steering) Farm Special & Construction (1993) - JCB 520-55 AWS (All Wheel Steering) Farm Special & Construction (1994) - JCB 526-55 Farm Special & Construction (1994) - JCB 526-55 AWS (All Wheel Steering) Farm Special & Construction (1994) - JCB 526S AWS (All Wheel Steering) Farm Special & Construction (1995) - JCB 520 (1996) - JCB 526 (1996) - JCB 526S (1996) - JCB 520S (1996).
Is this manual suitable for beginners?
Yes, this JCB manual is designed for both professional technicians and DIY enthusiasts. It includes step-by-step procedures with clear illustrations and safety guidelines for Telehandler maintenance and repair.
What file format will I receive?
You will receive this manual as a PDF file (14.87 MB), which is compatible with all devices. The manual is fully searchable and printable for your convenience.
How quickly can I access the manual after purchase?
You'll receive instant access to your JCB Telehandler manual immediately after payment completion. The download link is valid for 3 days, with lifetime re-download guarantee.
Can I print specific sections of the manual?
Absolutely! This digital manual allows you to print any section you need, from individual pages to complete chapters, making it perfect for workshop use.
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