Master your daily walkarounds and routine service with this 210-page JCB 506-36 Operator Manual PDF (OEM #9821/3917), covering the entire 507-42, 509-42, 510-56, 512-56, and 514-56 Loadall lineup. Complete daily maintenance schedules, detailed load charts for safe lifting, and a full breakdown of cab controls and dashboard indicators are all here. Open up the routine service section to find exact fluid capacities, greasing points, and step-by-step operating procedures for the boom and Rear Axle Stabilization system. Swap the hydraulic oil filter every 500 hours and torque the front wheel nuts to 680 Nm before heading out to the job site. A downed machine kills your daily profit. Download this bookmarked file directly to your phone or tablet, find your maintenance intervals fast, and keep your site moving.
What's Inside This JCB 506–514 Operator Manual
| System | Pages | Key Topics |
|---|---|---|
| Safety Notices | 9-10 | Important Information, Operator Manual, Safety Warnings |
| Operation | 35-57 | Introduction, Before Entering the Cab, Entering and Leaving the Cab (Emergency Exit), Doors and Windows (Opening Closing: Door, Upper Door Section) |
| Operating Levers | 58-63 | Introduction, Boom and Carriage Controls, Auxiliary Controls, Chassis Leveling Control, Stabilizer Controls |
| Safety Equipment | 64-69 | Control Locks, Load Charts, Boom Indicators (Inclinometer), Beacon, Fire Extinguisher |
| Before Starting the Engine | 70-71 | Park Brake, Attachment, Pre-Start Inspection, ROPS/FOPS Structure, Seat Belt, Steering Column |
| Starting the Engine | 72 | Forward/Reverse Lever, Engine Start, Accelerator Pedal, Cold Climate Heater, Starter Switch, Hydraulic System |
| Preparing the Machine for Travel | 73-75 | Introduction, Preparing for Road Travel, Preparing for Site Travel |
| Getting the Machine Moving | 76 | Operating Practices, Hillsides, Reverse Alarm, Limited Slip Differential (Lsd), Wheel Slip, Axle Damage |
| Operating Procedure | 77 | Seat Belt, Steer Mode, Gear, forward/reverse Lever, Park Brake, Steering |
| Stopping and Parking the Machine | 78 | Park Brake, Brake Pedals, Transmission, Boom, Attachments, Controls |
| Working with the Machine | 79-80 | Working with the Boom, Use of Machines on Gradients or Slopes, Ras (Rear Axle Stabilization) System, Interlock System, Operating Practices and Site Safety, Danger Zone |
| Working with the Boom | 81-94 | Use of Machines on Gradients or Slopes, Ras System, Interlock System |
| Operating Environment | 95 | Operating in Low Temperatures, Operating in High Temperatures |
| Refuelling the Machine | 96-97 | Low Fuel Levels, Filling the Tank |
| Moving a Disabled Machine | 98 | Recovery Hitch |
| Transporting the Machine | 99-100 | Lifting a Machine |
| Storage of the Machine | 101-102 | Introduction, Storage Area, Prepare the Machine for Storage, Put the Machine Into Storage, During Storage, Take the Machine Out of Storage |
| Prepare the Machine for Maintenance | 105-114 | Health and Safety, Service Schedules |
| Greasing | 115-129 | Checking for Damage, Cleaning the Machine |
| Boom | 130-142 | Access Panels |
| Electrical System | 143-149 | - |
| Engine | 150-158 | - |
| Fuel System | 159-164 | - |
| Hydraulic System | 165-171 | - |
| Transmission | 172-194 | - |
| Optional Attachments | 195-202 | Connecting/Disconnecting Hydraulic Hoses |
| Specifications | 203-208 | Static Dimensions, Performance Dimensions, Lift Performance, Maximum Wading Depth, Tire Sizes and Pressures |
| Warranty Information | 209-210 | Machine Service Record Sheet, Installation Checklist, 1st 100 Hrs./1 Month, 500 Hrs./6 Month, 1000 Hrs./12 Month, 2000 Hrs./24 Month |
Quick Reference Specifications
| Specification | Value | Page |
|---|---|---|
| Wheel Nut Torque (Front) | 680 Nm (500 lbf ft) | p. 179 |
| Wheel Nut Torque (Rear) | 680 Nm (500 lbf ft) | p. 179 |
| Hydraulic Oil Filter Replacement Interval | Every 500 Hours | p. 111 |
| Pilot Filter (if fitted) Replacement Interval | Every 500 Hours | p. 111 |
| Engine Oil and Filter Replacement Interval | Every 500 Hours | p. 110 |
| Engine Oil Filter Tightening Instruction | Screw on until it just contacts the filter head, then turn a further 3/4 of a turn | p. 161 |
| Air Cleaner Outer Element Replacement Interval | Every 500 Hours | p. 110 |
| Air Cleaner Inner Element Replacement Interval | Every 1000 Hours | p. 110 |
| Water Separator Fuel Filter Replacement Interval | Every 500 Hours | p. 110 |
| Engine Fuel Filter Replacement Interval | Every 1000 Hours | p. 110 |
| Hydraulic Hose Replacement Instruction | Replacement hoses must be of the same size and standard | p. 118 |
| Load Chart Replacement Instruction | Renew any damaged or missing charts | p. 65 |
JCB 506–514 Common Problems This Manual Covers
JCB 506-36 Loadall rear wheels lifting off ground when booming out with palletized load p. 204
Verify load weight does not exceed the maximum lift capacity of 2722 kg (6000 lb) listed on page 204. Inspect the attachment setup and renew any damaged load charts as instructed on page 65. Keep the boom retracted before moving.
Manual Section: SpecificationsBoom extends with a sudden jerking motion or makes loud clunking noises during operation p. 191
Inspect the boom wear pad clearance as detailed on page 191. Measure the gap and verify total side clearance is exactly 3.0mm (0.12in). Check these pads every 500 hours and apply specified grease to the boom sliding surfaces to prevent binding.
Manual Section: Routine MaintenanceClicking noise from the front or rear axles when shifting from forward to reverse p. 179
Torque all front and rear wheel nuts to 680 Nm (500 lbf ft) as specified on page 179. Check tire pressures and verify the gearbox oil level is filled to the 5 US Gal (19 Liters) capacity listed on page 115.
Manual Section: Routine MaintenanceEngine lacks power under heavy lifting loads and produces black smoke from the exhaust p. 167
Replace the air cleaner outer element every 500 hours. Do not attempt to wash or clean the elements, as instructed on page 167. Drain the engine oil and fill to the maximum 3.9 US Gal (15 Liters) capacity shown on page 115.
Manual Section: Routine MaintenanceFrequently Asked Questions
How do I reset the fault codes on a JCB Loadall telehandler?
To acknowledge a SERVICE error (warning fault), press the Information switch for 3 seconds. To scroll through existing fault codes, press the information button again. Critical faults cannot be acknowledged.
How do I clear the service light on a JCB 506-36 / 507-42 / 509-42 / 510-56 / 512-56 / 514-56?
To clear a service light, which indicates a warning fault (SERVICE error), press the Information switch for 3 seconds to acknowledge it. If a new warning occurs or a warning clears and re-occurs, the SERVICE message will be displayed again.
What does error code E... mean on a JCB telehandler?
The manual states that fault codes are specific to the active fault and can be used to aid fault diagnosis, but it does not provide a list of what specific "E..." error codes mean. It mentions an example fault code format like "SERVICE D001".
How do I reset the ECU / battery disconnect / immobilizer on a JCB telehandler?
The manual provides instructions for disconnecting and reconnecting the battery, stating to "Set all switches to OFF before disconnecting and connecting the battery" and "When reconnecting, fit the positive (+) lead first." However, it does not explicitly detail a procedure to "reset" the ECU or immobilizer.
What are the torque specs for JCB telehandler wheel nuts, boom pins, and hydraulic fittings?
The wheel nuts should be tightened to 680 Nm (500 lbf ft) for both front and rear. The hydraulic pilot filter cap should be torque tightened to 25 Nm (18 lbf ft). Torque specifications for boom pins are not explicitly provided.
Is this JCB 506-36 & variants Operator Manual a digital download?
Instant PDF download. You get the full 210-page searchable Operator Manual immediately after payment. Open it on your laptop, tablet, or phone right in the shop.
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.
Document Quality
This PDF is a scanned document that includes an OCR layer, allowing you to search and copy the full text. The text quality is consistently crisp and easy to read on every page. All diagrams and illustrations are clear line drawings with perfectly readable labels, even when zoomed in. The pages are clean, free from scan artifacts, stains, or skewed content. You will find several "Page left intentionally blank" filler pages throughout the document, and a blank box on the first page for dealer details.
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