Part of the JCB Operator Manuals.
Before you fire up the engine, grab this 264-page JCB 3CXG operator manual PDF (OEM #9831/8500) to master every dashboard control and routine service interval. Inside, you get complete walk-around inspection checklists, detailed cab layouts, and step-by-step daily maintenance schedules to keep the machine running right. Open to the technical data section to find exact fluid capacities, safe working load charts for the loader arm, and a full breakdown of your warning indicators. Verify the auxiliary circuit feed pressure is hitting 270 bar on gear pump machines, and torque the engine sump drain plug to 40-60 N-m during your next oil change. Ignoring dashboard warnings or missing a service interval costs serious money. Download this bookmarked file straight to your phone or tablet, find the exact specification you need, and keep your backhoe pushing dirt.
What's Inside This Operator Manual
| System | Pages | Key Topics |
|---|---|---|
| Operator's Manual | 1-2 | Cover, Issue 1 - 02/2018, Publication 9831/8500 |
| Acronyms Glossary | 12 | Acronyms Glossary Table, Two Wheel Drive, Two Wheel Steer |
| Introduction | 13-18 | General, Owner/Operator Support, Service/Maintenance Agreements, Initial Service and Inspection, Obtaining Spare Parts |
| About the Product | 19-40 | Description (General, Intended Use, Log Moving/Object Handling, Optional Equipment and Attachments, Danger Zone, Main Component Locations) |
| Operation | 41-124 | Operating Safety (General, Training, Fuel, Machine Condition, Machine Limits, Engine/Steering Failure, Exhaust Gases, Worksites, Communications, Parking, Banks and Trenches, Safety Barriers, Sparks, Hazardous Atmospheres, Regulations, Electrical Power Cables, Working Platform, Machine Safety, Hot Components, Travelling at High Speeds, Hillsides, Visibility, Hands and Feet, Controls, Passengers, Fires, Roll Over Protection, Confined Areas, Safe Working Loads, Lightning, Worksite Safety, Risk Assessment) |
| Transporting the Machine | 125-126 | General, Loading the Machine Onto Trailer, Securing Procedures |
| Operating Environment | 127-128 | General, Operating in Low Temperatures, Operating in High Temperatures, Operating in Dusty or Sandy Areas, Operating in Coastal Regions, Operating on Wet or Soft Ground |
| Refuelling | 129-130 | General, Low Fuel Levels, Filling the Tank, Removing the Cap |
| Attachments | 131-152 | Working with Attachments, Direct-Mounted Attachments, Quickhitch, Auxiliary Circuits, Side-Shift Carriage, Hose Reel, Work Platforms, Hammer |
| Preservation and Storage | 153-158 | Cleaning (General, Detergents, Pressure Washing and Steam Cleaning), Preparation, Checking for Damage (General) |
| Technical Data | 233-256 | Static Dimensions (Turning Circle, Weights), Performance Dimensions (Loader Arm Dimensions and Performance, Excavator End Dimensions and Performance, Driving Performance) |
| Warranty Information | 257-264 | Service Record Sheet (Table 44, Installation Checklist), 1000h/12 Month, 1500h/18 Month, 2000h/24 Month, 2500h/30 Month, 3000h/36 Month, 3500h/42 Month, 4000h/48 Month |
Quick Reference Specifications
| Specification | Value | Page |
|---|---|---|
| Auxiliary Circuit Feed Pressure (Gear Pump Machines) | 270bar | p. 145 |
| Auxiliary Circuit Feed Pressure (Variable Pump Machines) | 210bar | p. 145 |
| ROPS/FOPS Mounting bolts torque | 205N·m | p. 247 |
| Engine Sump Drain Plug torque | 40–60N·m | p. 247 |
| Standard battery specification | 12V, 900 cold crank amperes | p. 248 |
| Heavy duty battery specification | 12V, 1000 cold crank amperes | p. 248 |
| Engine Filter Housing Drain Plug torque | 40–60N·m | p. 247 |
| Hydraulic system capacity (gear pump machines) | 130L | p. 242 |
| Hydraulic system fluid/lubricant | JCB Hydraulic Fluid HP15 | p. 242 |
| Transmission fuse rating | 10A | p. 249 |
| Gear select - forward/reverse - lock up torque converter speed sensors fuse rating | 3A | p. 249 |
| Maximum up slope | 15% | p. 105 |

















