JCB Backhoe Loaders 3C, 3CX, 4CX Service Manual PDF

This service manual gives a complete picture of the correct operation and recommendations for its effective use of JCB Backhoe Loaders 3C, 3CX, 4CX models.

This service repair manual is compiled in sections, technical information, technical data, circuit descriptions, detailed repair information, operation descriptions, etc.

This service manual is a PDF file that can be copied, saved and printed. For work with this manual, you need to install some PDF Reader.
Most importantly, you should read and understand this service information. You can familiarize yourself with the contents of the manual by reviewing the screenshots, as well as examining the list of ‘Content’ that is presented below.

This service manual will help you solve any problems encountered in the operation of your JCB Backhoe Loaders 3C, 3CX, 4CX.

Publication No. 
9803/3290-16

This publication covers:
– Machines from serial no. 960001 to 989999; 1327000 to 1349999; and 1616000 to 1625999.
– North American machines from serial no. 907001 to 919999.
– Chinese machines from serial no. 1297000 to 1349999.

Models:
3C,
3CX,
4CX.

Contents:

• Section 1 - General Information
  • Introduction
  • Torque Settings
  • Service Tools
  • Numerical List Service Aids
  • Terms and Definitions
• Section 2 - Care and Safety
  • Important Information 
  • Safety Check List 
  • Safety Labels
• Section 3 - Maintenance
  • Routine Maintenance
  • Health and Safety 
  • Service Schedules 
  • Lubricants and Capacities 
  • Prepare the Machine for Maintenance 
  • Cleaning the Machine 
  • Checking for Damage 
  • ROPS/FOPS Structure 
  • Greasing
  • Access Panels 
  • Heater and Air Conditioning 
  • Brakes
  • Contents Page No.
  • Electrical System 
  • Engine 
  • Fuel System 
  • Hydraulic System 
  • Hose Burst Protection Valve (if fitted) 
  • Transmission 
  • Axles 
  • Tyres and Wheels 
  • Wheel Alignment
  • Wear Pads 
  • Windscreen Washer 
  • Fire Extinguisher (if fitted)
• Section A - Attachments
  • Hi-Flow Rockbreaker Circuit
  • Hydraulic Tool Circuit (HTC)
  • 3 Point Hitch (214e Landscaper)
• Section B - Body and Framework
  • Service Tools
  • Cab Air Conditioning (3CX, 4CX) System
  • Cab Air Conditioning 3C-14 (214e), 3C System
  • Cab 
  • Air Conditioning Condenser
  • Cab HVAC Unit (3CX, 4CX)
  • Cab HVAC Unit 3C-14 (214e), 3C
  • Heater Valve
  • Cab Seat (Not Servo)
  • Fuel Tank
  • Hydraulic Tank
  • Engine Cover
  • Front Grille Housing
  • Loader Arms
  • Stabilizer Legs
  • Stabilizer Leg Alarm SYSTEM
  • Boom and Dipper
  • Overload Warning SYSTEM
  • Kingpost & Carriage
• Section C - Electrics
  • Service Procedures
  • Alternator
  • Starter Motor
  • Earth Points
  • Harness Data - 3CX & 4CX Machines
  • Harness Data - 3C-14 (214e) & 3C Machines
• Section D - Controls
  • Steering Column
  • Column Switches
  • Control Rods and Linkages
  • Control Cables
  • Anti-Spill Mechanism 3C-14 (214e) & 3C Machines
  • Shovel Reset
  • Shovel Reset 3C-14 (214e) & 3C Machines
• Section E - Hydraulics
  • Service Tools
  • Technical Data
  • Basic System Operation
  • Schematic Circuits
  • Circuit Descriptions
  • Electrical Connections
  • Fault Finding
  • Service Procedures
  • Main Pump
  • Main Pump - 3C Machines (Sideshift)
  • Loader Valve
  • Loader Valve - Variable Flow
  • Loader Valve - 3C-14 (214e) & 3C Machines
  • Excavator Valve
  • Excavator Valve - Variable Flow
  • Hose Burst Protection Valves - if fitted
  • Hydraulic Rams
  • Oil Cooler Matrix
  • Smooth Ride System (SRS) - if fitted
• Section F - Transmission
  • Service Tools
  • Technical Data
  • Basic Operation
  • Electrical Connections
  • Service Procedures
  • Fault Finding
  • Propshafts
  • Front Axle Dead Steer
  • Front Axles SD55 and SD80
  • Rear Axles PD70 and SD80
  • Synchro Shuttle Gearbox
  • Powershift Gearbox
  • Torque Converter
  • Oil Cooler Matrix
• Section G - Brakes
  • Technical Data
  • Basic System Operation
  • Electrical Connections
  • Fault Finding
  • Service Procedures
  • Master Cylinder and Servo Unit
  • Remote Servo Unit - 3C Machines (Option)
  • Servo Exhauster Unit
  • Service Brakes
  • Park Brake
• Section H - Steering
  • Service Tools
  • Technical Data
  • Basic Operation
  • Circuit Descriptions
  • Fault Finding
  • Service Procedures
  • Service Procedures - 3C Machines (Sideshift)
  • Priority Valve
  • Priority Valve - 3C Machines (Sideshift)
  • Power Track Rod
  • Steer Mode Valve (Type 1) - if fitted
  • Steer Mode Valve (Type 2) - if fitted
  • Hydraulic Steer Unit
• Section K - Engine
  • Service Tools
  • Technical Data
  • Electrical Connections
  • Electrical Sensors and Solenoids
  • Engine Bay Support Frame
  • Cooling Fan Viscous Coupling
  • Cooling Radiator
  • Coolant Expansion Tank
  • Fuel Injection Pump
  • Removal and Replacement
• Section L - Servo Controls
  • Introduction
  • Service Tools
  • Fuses and Relays
  • Schematic Circuits - Electrics
  • Schematic Circuits - Hydraulics
  • Precision Control SYSTEM
  • Advanced EasyControl SYSTEM
  • EasyControl SYSTEM
  • Joystick and Stabiliser Controls
  • Loader Lever Controls
  • Servo Pressure Supply Valve
  • In loader Valve
  • Hydraulic Pump (Gear pumps)
  • Hydraulic Pump (Variflow)
  • Loader Valve (Sectional Type)
  • Loader Valve (Monoblock Type)
  • Excavator Valve (Sectional Type)
  • Excavator Valve (Monoblock Type)
  • Auxiliary Valve Block (Sectional Type)
  • Auxiliary Valve Block (Monoblock Type)
  • Cab Seat