Part of the JCB Operator Manuals.
Getting your wheeled loader ready for a heavy shift starts with the factory procedures inside this 236-page JCB 427, 435S, 437 operator manual PDF (OEM #9821-3150). You get complete daily maintenance schedules, detailed dashboard indicator guides, and exact fluid capacities to keep your machine running hot. Open up the routine service section to find thorough pre-start cold checks, cab layout diagrams, quickhitch control operations, and clear instructions for connecting auxiliary hydraulic hoses. Change the main fuel filters strictly every 500 hours and verify the front wheel nuts are tightened to exactly 600 Nm before hitting the job site. A delayed morning walkaround wastes valuable daylight. Download this bookmarked file directly to your phone or tablet, find your specific maintenance intervals instantly, and get the loader moving.
Complete the set for your 427, 435S, 437
Other edition of this manual
What's Inside This Operator Manual
| System | Pages | Key Topics |
|---|---|---|
| Safety Notices | 9-10 | Important Information, Operator Manual, Safety Warnings |
| Introduction | 11-30 | About This Manual, Machine Description, Safety - Yours and Others, Operating Safety, Maintenance Safety, Safety Labels, Safety Label Identification, Part Numbers and Descriptions |
| Operation | 31-106 | Before Entering the Cab, Entering and Leaving the Cab, Emergency Exit, Doors and Windows, JCB Rear-View System (Option), Radar Detection System (Option), Cab Layout, Drive Controls |
| Routine Maintenance | 107-188 | Service Requirements, Fit for Purpose Tests for Lifting Equipment, Health and Safety, Battery, Service Schedules, Pre-Start Cold Checks, Service Points and Fluid Levels |
| Optional Attachments | 189-200 | Attachments for Your Machine, Connecting/Disconnecting Hydraulic Hoses, Quickhitch Control, Work Platforms |
| Specifications | 201-218 | Static Dimensions, 427, 435S, 437, Working Capacity, Trailer Towing, Maximum Travel Speeds, Tyre Sizes and Pressures |
| Warranty Information | 219-222 | Machine Service Record Sheet, Registration Information |
| European Community Standards | 223-236 | Ec Declaration of Conformity, Explanation of the Ec Declaration of Conformity |
Quick Reference Specifications
| Specification | Value | Page |
|---|---|---|
| All Models | ||
| ROPS/FOPS Mounting Bolts Torque | 330 Nm (243 lbf ft) | p. 143 |
| Wheel Nut Torque (Front) | 600 Nm (443 lbf ft) | p. 195 |
| Operator Manual replacement condition | immediately if it is lost, damaged or becomes unreadable | p. 9 |
| Battery electrolyte level above plates | 6 mm (1/4 in) | p. 161 |
| Fuel Filters change interval | 500 hours | p. 123 |
| Engine Oil Capacity | 18 L (3.95 Gal) | p. 129 |
| Engine Coolant Capacity | 35 L (7.7 Gal) | p. 129 |
| Hydraulic System Capacity | 210 L (46.2 Gal) | p. 129 |
| 427 | ||
| Gearbox Capacity, 427 | 30 L (6.6 Gal) | p. 129 |
| 435S, 437 | ||
| Gearbox Capacity (435S, 437) | 36 L (7.9 Gal) | p. 129 |
