JCB Backhoe, Loadall, Fork Lift, Shovel Transmission Service Manual
1,080 pages · Publication 9803-8610-18
Added to your cart. View cart
- Models
- Backhoe, Loadall, Fork Lift, Shovel
- Manual type
- Service Manual
- Pages
- 1,080
- Publication
- 9803-8610-18
- Condition
- Brand new

What's inside
From the manual's own table of contents: 5 sections, 223 entries. See sample pages (PDF, 385 KB)
General27 topics
- Scope
- Axles
- Axle Sub-assembly Identification
- Applicable Machines
- Working Practice
- Zinc Plated Fasteners and Dacromet Fasteners
- Introduction
- Bolts and Screws
- Hydraulic Connections
- O' Ring Face Seal System
- Torque Stop' Hose System
- Numerical List
- Tool Detail Reference
- Sealing and Retaining Compounds
- Safety Notices
- Safety - Yours and Others
- General Safety
- Operating Safety
- Maintenance Safety
- Technical Data
- Unit Identification
- Service Tools
- Main Component Identification
- Dismantle and Assemble
- Dismantle
- Assemble
- Sectional Drawing
Section A - Axle Hubs12 topics
- Trunnion Shims
- Removal and Replacement
- Removal
- Replacement
- Component Key
- Dismantle (Maxtrac)
- Assemble (Maxtrac)
- Pinion Depth Setting
- Crownwheel and Pinion Meshing
- Limited Slip Differential Unit
- Assembly
- Limited Slip Differential (LSD)
Section D - Axle Drive Heads23 topics
- Integral Park Brake
- Soft-Engage Lock Differential Unit
- Max-Trac Differential Unit
- Pinion Bearing Preload Setting
- Inspection
- Sectional Drawings
- Gearbox
- Power Take-Off Clutch (if fitted)
- Gearbox Dismantle
- Gearbox Inspection
- Gearbox Assemble
- Forward and Reverser Clutch Dismantle
- Forward and Reverser Clutch Inspection
- Forward and Reverser Clutch Assemble
- Power Take Off Clutch
- PTFE Piston Ring Seals - Fitting Procedure
- Solenoid Control Valve
- Gearbox Assembly
- Forward and Reverser Clutch Component Identification
- and 4 Wheel Drive Clutch Dismantle
- and 4 Wheel Drive Clutch Inspection
- and 4 Wheel Drive Clutch Assemble
- PTFE Piston Ring Seals Fitting Procedure
Section E - Manual Gearboxes71 topics
- Ring and Cone Synchroniser Unit
- Gearbox Oil Pump
- Direct Shift Turret - Dismantle and Assemble
- Remote Shift Turret - Dismantle and Assemble
- Forward and Reverser Clutch Assembly
- and 4 Wheel Drive Clutch (4WD Pressure ON) - Dismantle
- and 4 Wheel Drive Clutch (4WD Pressure ON) - Inspection
- and 4 Wheel Drive Clutch (4WD Pressure ON) - Assembly
- and 4 Wheel Drive Clutch S1 (4WD Spring ON) - Dismantle
- and 4 Wheel Drive Clutch S1 (4WD Spring ON) - Assemble
- and 4 Wheel Drive Clutch S2 (4WD Spring ON) - Dismantle
- and 4 Wheel Drive Clutch S2 (4WD Spring ON) - Assemble
- And 4 Wheel Drive Clutch (4WD Spring ON) - Pressure Testing
- External Components
- Internal Components
- Dismantling and Assembly
- Oil Filter - Removal and Replacement
- Suction Strainer - Removal and Replacement
- Wheel Drive Yoke and Oil Seal - Removal and Replacement
- Cold Start Relief Valve - Removal and Replacement
- Pressure Maintenance Valve - Removal and Replacement
- Torque Converter Relief Valve - Removal and Replacement
- Check Valve - Removal and Replacement
- Oil Pressure Switch - Removal and Replacement
- Oil Temperature Switch - Removal and Replacement
- Solenoid Control Valves - Removal and Replacement
- Gear Lever Turret - Removal and Replacement
- Gear Lever Turret - Dismantle and Assemble
- Oil Pump - Removal, Inspection and Replacement
- Multi Plate Pack - Removal
- Multi Plate Pack - Inspection
- Multi Plate Pack - Replacement
- Brake Actuator - Dismantle
- Brake Actuator - Inspection
- Brake Actuator - Assembly
- Pump Driveshaft - Removal and Replacement
- Front and Rear Casings - Separation
- Front and Rear Casings - Assemble
- Shaft Assemblies - Removal
- Install the Shaft Assemblies
- Shafts - End Float Measurement
- Layshaft End Float
- Mainshaft End Float
- Input Shaft End Float
- 2/4 Wheel Drive Clutch Assembly End Float
- Output Shaft and Bearings - Removal
- Output Shaft and Bearings - Replacement
- Layshaft - Dismantle
- Layshaft - Assemble
- Mainshaft - Dismantle
- Mainshaft - Assemble
- Ring and Cone Synchroniser Units - Inspection
- Forward and Reverse Clutches - Dismantle
- Forward and Reverse Clutches - Assemble
- PTFE Piston Ring Seals
- Fitting Procedure
- TG80 PTO Gearbox
- Dismantle, Inspection and Assembly
- Input Clutch and Reverser Clutch
- Mainshaft
- Layshaft
- Input Clutch (4 Speed Only), Forward and Reverser Clutch
- Input Clutch (5 Speed Only)
- Layshaft Clutch
- Mainshaft Clutch
- 5th Speed Clutch
- and 4 Wheel Drive Clutch (4WD Pressure ON)
- and 4 Wheel Drive Clutch (4WD Spring ON)
- Permanent 4 Wheel Drive Unit
- Testing
- Input Clutch, Forward and Reverser Clutch
Section F - Powershift Gearboxes85 topics
- Brake Disc - Removal and Replacement
- Gearbox Clutch Control Solenoid Valves
- 2/4WD Clutch Control Solenoid Valve
- Speed Sensors - Removal and Replacement
- Speed Sensor A
- Speed Sensor B
- Clutches - Removal
- Remove the External Oil Feed Pipe
- Separate the Front and Rear Casings
- Remove the Clutch Shaft Assemblies
- Remove the Oil Transfer Pipe (if fitted)
- Clutches - Replacement
- Cleaning and Inspection
- Install the Oil Transfer Pipe (if fitted)
- Install the Clutch Shaft Assemblies
- Assemble the Front and Rear Casings
- Install the External Oil Feed Pipe
- Checking the Clutch Shaft End Floats
- Output Shaft and Bearing - Removal and Replacement
- Output Shaft Removal - Larger Diameter Gears
- Input Clutch, Forward and Reverser Clutch - Dismantle
- Input Clutch, Forward and Reverser Clutch - Assemble
- Layshaft Clutch - Dismantle
- Layshaft Clutch - Assemble
- Mainshaft Clutch - Dismantle
- Mainshaft Clutch - Assemble
- and 4 Wheel Drive Clutch (4WD Pressure ON) - Assemble
- Overview
- Dismantle the Multi Plate Brake Pack
- Dismantle the Brake Actuator
- Assemble the Brake Actuator
- Assemble the Multi Plate Brake Pack
- Lock Up Torque Converter Control Valve
- Input, Forward and Reverse Clutches - Dismantle
- Input, Forward and Reverse Clutches - Inspection
- Input, Forward and Reverse Clutches - Assemble
- Layshaft Clutch - Inspection
- End Float Setting - Plate Carrier and Gear
- Mainshaft Clutch - Inspection
- Speed Clutch - Dismantle
- Speed Clutch - Inspection
- Speed Clutch - Assemble
- and 4 Wheel Drive Clutch S1 (4WD Spring ON) - Inspection
- and 4 Wheel Drive Clutch S3 (4WD Spring ON) - Dismantle
- and 4 Wheel Drive Clutch S3 (4WD Spring ON) - Assemble
- Component Identification
- Transmission Charge Pump
- Dismantling
- Transmission Control Valve
- Front and Rear P.T.O. Position Sensor
- Front P.T.O
- Rear P.T.O
- Front and Rear P.T.O. Clutches
- Rear Cover and Clutch Shafts
- Charge Pump Manifold
- Intermediate Cover and Clutch Shafts
- Centre Bearing Shaft
- Transmission Brake
- Front and Rear P.T.O. Ratio Selector Shaft
- Ratio Clutches
- Main Shaft Clutch (E) - Dismantle
- Main Shaft Clutch (E) - Assemble
- Ratio Clutches (A, B, C and D) - Dismantle and Assemble
- Primary Shaft/Reverse Clutch Drum
- Wet Clutch Casing
- P.T.O. Idler Shaft
- Shaft Setting
- Idler Shaft
- P.T.O. Input Shaft
- Range Box - Dismantling
- Range Box - Assembly
- Four Wheel Drive Clutch
- Mainshaft and Outputshaft
- Range Box - Internal Pipework and Seals
- Range Box - Selector Rail Pistons
- Range Box - Mainshaft
- Range Box - Output Shaft
- Range Box - Four Wheel Drive Clutch
- Range Box - Position Sensors
- Wet Master Clutch - Removal
- Wet Master Clutch - Replacement
- Wet Master Clutch - Clutch Drum and Hub
- Wet Master Clutch - Clutch Plates and Plate Carrier
- Wet Master Clutch - Clutch Drum Carrier and PTO Input gear
- PTFE Sealing Ring Installation
Inside this manual
Real pages from this service manual (1,080 pages). Open the sample pages (PDF, 385 KB)
- Repair procedure, page 510: SS750 Synchro Shuttle
- Specifications, page 814: PS766 and PS764 Powershift (2004 on)
- Color page, page 501: Section E - Manual Gearboxes
- Color page, page 754: Section F - Powershift Gearboxes
This is a service manual
Here's how it compares to the other manual types.
Service manual
Factory repair procedures and technical information such as specifications, troubleshooting, and wiring and hydraulic diagrams, for the models and systems the manual covers. See What's inside for its topics.
Operator's manual
Safe operation, controls, maintenance schedules, lubrication points, inspections, and basic checks. Repair procedures are in the service manual.
Parts manual
Illustrated diagrams with factory part numbers for identifying components and ordering parts. Repair procedures are in the service manual.
Engine service manuals are sometimes sold separately, since certain machine models were offered with more than one engine option.
What it's used for
Factory manual for in-house farm and construction shop use. Straightforward, complete, and easy to follow. It contains the OEM information dealership service departments and parts counters use to diagnose problems, identify components, and perform maintenance or repairs correctly.
Service shops and owner/operators who repair their own equipment
Identifying correct parts and seeing how assemblies come apart and go back together
Keeping equipment running with less downtime
Factory manual, 1,080 pages
Quantity one is the manual described above.
Fast free USA shipping
Ships in 1 business day.
60-day returns
Free if the mistake is ours. A manual ordered in error must come back unopened in its shrink-wrap; you pay return shipping and a 20% restocking fee applies. Return policy
Binder not included
Manuals over about 300 pages may need a standard 3-ring binder, which you can buy locally to keep the pages organized for shop use.
Questions about model, serial number, engine coverage or contents? Contact us before purchasing and we'll help confirm it's the right manual. Please verify the manual type, machine model, serial number range and engine coverage before purchasing: manuals ordered in error carry a 20% restocking fee (return policy).