This JCB 500 Series Telehandler manual (OEM #9803/3600) runs 736 pages and targets one job: returning the whole lineup to factory spec, from the 525-58 Farm Special up to the 537-130. It carries hydraulic schematics for every circuit variant, wiring diagrams for both the standard and IP67 electrical systems, full error-code coverage, and separate troubleshooting for the PlaceAce and Servo control systems. Add exploded views, boom shimming steps written per variant, full Syncro Shuttle and Powershift overhaul procedures, and torque tables from axles to brakes. Roadwheel nuts pull to 680 Nm; the MRV on the 525-58/67 holds at 220 bar. Stop chasing circuit faults with a diagram printed off some forum. Sections are bookmarked and the text is searchable, so you can open it on a tablet and walk straight to the machine.
What's Inside This JCB 525-58 & variants Manual
| System | Pages | Key Topics |
|---|---|---|
| General | 3-33 | Fluids, Lubricants |
| Hydraulics | 34-175 | Technical Data (525-58/67, 527-58/67, 530-67 & 535-67, 530-120, 530-110, 530-95, 537-120, 537-130) |
| Body and Framework | 176-225 | Boom Shimming - Typical Method, Boom Shimming - 525-58/67, 527-58/67, 530-67, 535-67, Boom Shimming - 530-95, Boom Shimming - 530-110, Boom Wear Pads Shimming - 530-120 |
| PlaceAce Control System | 226-293 | Technical Data (530-110, 530-120), Control System Description, Valve Block Operation, Pulsar Description & Operation, Valve Block Removal & Replacement |
| Servo and Basic Servo Control System | 294-356 | Technical Data (525-58/67, 527-58/67, 530-67 & 535-67, 530-110/120), Servo Control System Description (530-110/120) |
| Engine | 357-382 | Technical Data, Engine Cover, Engine Oil Filter, Fuel Filter, Fuel Pump, Bleeding, Cooling System, Alternator Drive Belt |
| Transmission | 383-520 | Syncro Shuttle Technical Data, Syncro Shuttle General Description, Powershift Technical Data, Recovery Procedure, Checking & Changing Oil |
| Axles | 521-578 | Technical Data (525-58/67, 527-58/67, 530-67/95 & 535-67, 530-120, 537-120/130, 530-110), Road Wheel Removal & Replacement, Front Axle Breather Removal & Replacement |
| Brakes | 579-610 | Technical Data (525-58/67, 527-58/67, 530-67 & 535-67, 530-120, 537-120/130, 530-95/110), Parking Brake Adjusting & Testing, Parking Brake Dismantling & Assembly |
| Hydraulic Steering | 611-664 | Technical Data, Flow Regulating Valve Operation, Tandem Steering/Fan Pump Dismantling & Assembly, Steering/Fan Pump Removal & Replacement |
| Electrics | 665-720 | Introduction, Technical Data, Fuses, Relay Location, Test Methods, Batteries Testing, Alternator (Precautions, Testing, Removal & Replacement, Dismantling & Assembly) |
Quick Reference Specifications
| Specification | Value | Page |
|---|---|---|
| All Models | ||
| Roadwheel retaining nuts torque | 680 Nm (69 kgf m, 500 lbf ft) | p. 527 |
| Fuel Tank Capacity | 90 litres (20 gal) | p. 8 |
| Engine Oil Capacity | 10 litres (2.2 gal) | p. 8 |
| Hydraulic Tank Capacity | 152 litres (33.5 gal) | p. 8 |
| Coolant Mixture (Antifreeze) | 9.35 litres (2.04 gal) for 55% | p. 8 |
| 525-58, 67, 527-58, 67, 530-67 & 535-67 | ||
| Main Relief Valve (MRV) operating pressure | 220 bar (224 kgf/cm2, 3200 lbf/in2) | p. 36 |
| Hydraulic pump flow at max. engine rev/min (at system pressure) | 84.0 litres/min (18.5 UK gal/min, 22.2 US gal/min) | p. 36 |
| 530-120 | ||
| Hydraulic pump flow at max. engine rev/min (at system pressure) | 105.0 litres/min (23.0 UK gal/min, 27.6 US gal/min) | p. 37 |
| 525-58, 67, 527-58, 67 and 530-67, 95, 110 | ||
| Steer ram bore | 50 mm (1.97 in) | p. 613 |
| 530-120 & 537-120, 130 | ||
| Steer ram bore | 60 mm (23.62 in) | p. 613 |
| 525-58/67, 527-58/67 & 530-95 | ||
| Hydraulic tank capacity | 152 Litres (33.5 Gal) | p. 8 |
| Hydraulic fluid type (Above 38 °C, 100 °F) | JCB High Performance Hydraulic Oil ISO VG46 | p. 8 |
JCB 525-58 & variants Common Problems This Manual Covers
JCB 525-67 hydraulic functions weaken and slow down even though the fluid reservoir level looks completely adequate. p. 36
Measure the main relief valve operating pressure; it should reach 220 bar (3200 lbf/in2) per page 36. Next, read the hydraulic pump flow at maximum engine RPM. If the system cannot hold 84.0 litres/min, renew the worn pump and clean the 25-micron filter.
Manual Section: HydraulicsSteering drifts out of alignment during normal operation and the wheels fail to return to centre correctly. p. 613
Check the steering linkage alignment, then test the steering relief valve pressure. It should hold at 138 bar (2000 lbf/in2) at the test port on page 613. If pressure drops, bleed air from the hydraulic lines and replace the worn steering ram seals.
Manual Section: Hydraulic SteeringSudden loss of drive power after years of normal use, with no forward or reverse movement. p. 387
Connect a gauge to the MRV test port and read the powershift main relief valve pressure, the setup used on Powershift machines up to the 537-130. It should reach 279 bar (4050 lbf/in2) per page 387. If mainline pressure stays low, drain the transmission, clear the restricted oil passages, and refill.
Manual Section: TransmissionBoom structure cracking or showing heavy stress fractures around the main rear chassis pivot pin mounts. p. 177
Inspect the chassis pivot pins and wear pads for excessive play. Replace worn pivot bushings, then shim the boom assembly from the exploded view on page 177. Grease every pivot point and torque the 1/4-inch UNF Grade S retaining bolts to 14 Nm (10 lbf ft).
Manual Section: Body and FrameworkFrequently Asked Questions
How do I clear error codes on a JCB Loadall?
Clear codes by running a full system calibration: hold the ERROR RESET and CALIBRATE switches, then start the engine. If the calibration succeeds and the underlying fault is resolved, the SYSTEM NORMAL light illuminates, signalling that the machine is ready to operate and the error light has cleared. If the data was incorrect, an audible alarm sounds one long 'beep' and the ERROR light illuminates on the display unit, telling you to check the sensor that would not calibrate.
What is the hydraulic pressure setting on a JCB 530-110?
On the JCB 530-110, the Main Relief Valve (M.R.V.) runs at 241 bar (3500 lbf/in²). The Auxiliary Relief Valves (A.R.V.) for attachments and carriage tilt (head side) sit at 138 bar (2000 lbf/in²); carriage tilt (rod side) is 275 bar (4000 lbf/in²).
What are the replacement specifications for Hydraulic pump?
The JCB 530-110 uses a Sundstrand SP/230/40 gear pump, flowing 88.0 litres/min (19.4 UK gal/min) at zero pressure and 84.0 litres/min (18.5 UK gal/min) at system pressure. Renew the pump section completely when flow and pressure run low and cannot be corrected at the relief valve, when PTFE-coated bearings have worn through to the bronze base, or when the bearing block bores or gear side faces are scored or chipped.
What format is this manual in?
Searchable PDF, delivered instantly. The full 736-page 525-58 Service Manual downloads the moment payment clears, ready to open on a laptop, tablet, or shop-floor phone.
Am I able to print pages from this manual?
Absolutely. No DRM or copy protection. Print the whole manual or just the pages you need. Any home or office printer works.
Are hydraulic system diagrams in this JCB 525-58 & variants Service Manual?
Yes. Complete hydraulic schematics are included, with flow diagrams, valve configurations, and pressure specifications.
Document Quality
This document is a scanned service manual with an OCR layer, allowing you to search and copy the full text. The text throughout the manual is crisp and easy to read. Diagrams and illustrations are raster images, but they are generally clear, and all labels are readable. The pages are clean with no noticeable scan artifacts, stains, or skewed content, though some blank pages are included.
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