JCB 412S, 414S, 416S Wheeled Loading Shovel Service Manual (9803/4170-16)

This detailed workshop service manual provides technical expertise and comprehensive repair information for JCB 412S, 414S, and 416S Wheeled Loading Shovels. It includes precise guidance on smoothshift transmissions, Tier 3 EN474 engines, hydraulics, electrical systems, and preventive maintenance routines to ensure optimal machine performance.

Model Covers:

This manual provides service and repair instructions for the following JCB models:

JCB 412S from serial number 535000

JCB 414S from serial number 537000

JCB 416S from serial number 543000

Note: Smoothshift transmission data applies from 412S SN 535500, 414S SN 537300, and 416S SN 543100. Tier 3 EN474 machine details are included for specified serial ranges.

Note: For service information covering JCB 426, 427, 435, 436, 437, and 446 Wheeled Loading Shovels, refer to Service Manual 9803/4170-17.

File Format: PDF

Size: 91.57 MB

No. of pages: 1103

Language: English

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

📑 Included Sections:

General Information

• Machine identification, serial ranges, and component ID plates
• Torque settings for zinc plated and Dacromet fasteners
• Service tooling references and consumables list
• Hydraulic connector specifications and color-coded standards
• Glossary of technical terms and hydraulic schematic color codes

Care and Safety

• Operator safety instructions and maintenance precautions
• Emergency protocols and safety label identification

Routine Maintenance

• Service intervals, checklists, and lubrication points
• Fluid capacities, coolant mixtures, and battery maintenance
• Tyre inspection, greasing schedules, and safety checks
• Cleaning procedures and fire extinguisher checks

Body and Framework

• Cab structure service, glazing, ROPS/FOPS inspections
• Air conditioning system diagnostics and refrigerant charging
• Cooling pack removal and heater unit maintenance

Electrical Systems

• Wiring schematics, fuse locations, and relay identification
• ECU, alternator, starter motor, and battery testing procedures
• Advanced Management System (AMS) fault tracing

Hydraulic Systems

• Hydraulic schematics with component mapping and flow circuits
• Pump regulation, relief valves, and accumulator service routines
• Smooth Ride System diagnostics and loader valve servicing

Transmission

• Powershift and Smoothshift gearbox servicing and fault codes
• Front and rear axle maintenance, drive shafts, and propshaft details
• Stall testing and towing procedures

Engine

• Full technical data on Tier 2 and Tier 3 EN474 engines
• Servicing procedures for oil, filters, cooling system, and fuel system
• Drive belt adjustments, air filter cleaning, and crankcase ventilation

Note: For further engine details see Engine Manual Publication No. 9806/0100, 9806/2140, 9806-3020, 9806-3030. Full technical data for all Tier 2 engine variants is given in publication 9806/3000.

This JCB 412S, 414S, and 416S Service Manual is an essential resource for workshop technicians, supporting diagnostic work, major repairs, and routine maintenance of wheeled loading shovels operating in tough environments.