Part of the JCB Operator Manuals.
Looking for the factory operating guidelines for your wheeled loader? This 99-page JCB 412S, 414S Operator Manual PDF (OEM #9801/8340) breaks down every cab control, safety protocol, and daily maintenance routine required to keep your machine earning its keep. You get full dashboard warning light explanations, proper jump-starting procedures, and complete service schedules for all major systems. Jump into the maintenance chapters to locate every vital grease fitting on the loader arm pivot points, shovel pivots, and propshafts. Swap out the main hydraulic oil filter every 250 hours, replace the servo filter at 500 hours, and verify your wheel nuts are torqued to the model-specific value (500 Nm on the 412S, 600 Nm on the 414S) before shifting into gear. Ignoring a segmented display error will cost you serious downtime. Grab this bookmarked file, pull it up on your tablet right in the cab, and operate your equipment with total confidence.
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What's Inside This Operator Manual
| System | Pages | Key Topics |
|---|---|---|
| Operator Handbook | 1-2 | |
| Safety Notices | 3-6 | Danger, Warning, Caution, Study This Handbook Before Starting the Machine, Non-Approved Attachment, Machine Security |
| The JCB Wheeled Loader | 8 | Machine Description |
| Safety First - Yours and Other People's | 9-12 | Safety Check List, Operating Safety, Maintenance Safety |
| Safety Decals | 13 | Decals, Decal Safety Instructions, Eye-Glasses for Reading, Replacement Decals, Labels in Other Languages |
| Identifying Your Machine | 14 | Machine Identification Plate, Unit Identification |
| Display Panel | 29-32 | Ignition on, Pre-Start Mode, Setting Up, Start Inhibit, Warning Lights, Automatic Engine Shut Down, Segmented Displays, Master Warning Light |
| Heater/Air Conditioning Controls | 33 | Air Recirculation |
| Loader Controls | 34-35 | Standard Shovel, Auxiliary Attachments, Loader Arm Preset Height, Testing the Loader Arm Preset Height, Shovel Preset Angle, Testing the Shovel Preset Angle |
| Travelling Position | 41 | On Site, On Public Roads, Automatic Carry Control System - Accs |
| Getting the Machine Moving | 42-43 | Operating Hints |
| Engine Covers | 44-51 | Transmission and Axles, Service Requirements, Lubricants - Health and Safety, General Safety, Loader Arm Safety Strut, Articulation Lock, ROPS/FOPS Structure |
| Engine Oil and Filter | 52-59 | Checking for Damage, Centre Pivot and Steering Ram, Greasing, Propshafts, Cab Heater/Filter, Brakes, Engine Air Filter |
| Engine Fan Belt | 60-63 | Engine Cooling System, Changing the Oil and Filter, Changing the Coolant |
| Draining the Sedimenter Bowl | 64-67 | Fuel System, Air Conditioning Compressor Drive Belt, Draining the Fuel Filter |
| Changing the Oil and Filter (414S) | 68-71 | Transmission, Bleeding the Fuel System, Changing the Oil and Filter (412S) |
| Changing the Servo Filter Element (412S) | 72-75 | Hydraulic System, Front and Rear Axles, Changing the Filter Element |
| Bulbs | 76-79 | Checking the Electrolyte Level, Battery, Electrical System |
| Fire Extinguisher | 80-83 | Fluids, Capacities and Lubricants, Tyres and Wheels |
| Optional Attachments | 84-89 | Introduction, Quick Release Couplings, Quick Hitch Control, Engaging the Shovel/Attachments, Power Diverter |
| Specification | 90-93 | Tyre Pressures, Working Capacity, Static Dimensions, Noise and Vibration Data |
| Service Record Sheet | 94-95 | Distributor Preparation, First 100 Hr./2 Weeks, 500 Hr./3Month, 1000 Hr./6 Month, 1500 Hr./9 Month, 2000 Hr./12 Month Annual Insurance Inspection |
| Warranty | 96-99 | Warranty and Procedure |
Quick Reference Specifications
| Specification | Value | Page |
|---|---|---|
| 412S | ||
| Wheel Nut Torque | 500 Nm (369 lbf ft) | p. 80 |
| Engine Oil Capacity, 412S | 10.7 litres | p. 81 |
| Transmission Oil Capacity, 412S | 18 litres | p. 81 |
| Hydraulic System Capacity, 412S | 110 litres | p. 81 |
| All Models | ||
| Hydraulic Filter Element Nuts Torque | 7 Nm (5 lbf ft) | p. 74 |
| Hydraulic Oil Filter Replacement Interval | 250 Hr | p. 47 |
| Hydraulic Servo Filter Replacement Interval | 500 Hr | p. 47 |
| Air Cleaner Outer Element Replacement Interval (standard conditions) | 250 Hr | p. 46 |
| Air Cleaner Inner Element Replacement Interval (standard conditions) | 1000 Hr (every 3rd outer element change) | p. 46 |
| 414S | ||
| Engine Oil Capacity, 414S | 16.0 litres | p. 81 |
| Transmission Oil Capacity, 414S | 23.0 litres | p. 81 |
| Hydraulic System Capacity, 414S | 125 litres | p. 81 |
