Overview
The Massey Ferguson 4315, 4320, 4325 and 4335 Tractor Workshop Service Repair Manual provides technical information for servicing, maintaining, troubleshooting and repairing these Massey Ferguson 4300 Series agricultural tractors. The workshop documentation covers tractor identification and specifications, engine systems, clutch assemblies, mechanical and shuttle transmissions, rear axle and differential components, braking systems, power take-off equipment, front axles, hydraulics, electrical systems, electronic lift controls and cab equipment.
Technical coverage includes 12-speed Shuttle, 18-speed Speedshift, 8-speed Shuttle, 12×4 manual and Power Shuttle gearbox configurations, split-torque and oil-cooled clutch servicing, rear differential adjustments, hydraulic lift pump repairs, PTO clutch maintenance and front axle servicing. Additional references include Electronic Lift Control (ELC) diagnostics, cab and footstep wiring diagrams, engine cooling and fuel systems, air-conditioning troubleshooting, hydraulic pressure testing, tractor splitting procedures and specialist workshop tools.
Important Information: This MF 4300 Series workshop manual contains different engine, gearbox, clutch, front axle and hydraulic configurations. Certain systems, including specific transmission types, front PTO equipment, four-wheel-drive axles and cab air conditioning, may not be fitted to every MF 4315, 4320, 4325 or 4335 tractor. Confirm the model, serial number and installed components before following the applicable repair instructions.
Table of Contents
Massey Ferguson 4315, 4320, 4325, 4335 Tractor Workshop Manual
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01. Introduction and Safety
- Introduction and Safety in the Workshop
- Safety Alert Symbols and Warning Terms
- General Workshop Safety Precautions
- Safety Decals
- Personal and Equipment Safety
- Operational Safety Considerations
- Safe Servicing Techniques
- Miscellaneous Technical Data
- Inch and Metric Bolt Tightening Torques
- Chemicals and Sealants
- Conversion Tables
- Servicing the Tractor
- Pre-Delivery Inspection
- Tractor Installation and Running-In
- Initial 50-Hour Service
- 300-Hour Service
- Tractor Storage and Waterproofing
- Tractor Cleaning
- Recommended Lubricants
- Alternative Lubricants
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02. Tractor Specifications
- General Tractor Specifications
- Tractor Dimensions and Weights – Cab Tractors
- Tractor Dimensions and Weights – Alternative Cab Configurations
- Tractor Dimensions and Weights – Footstep Tractors
- Tractor Mounting Points
- Tractor Identification
- Tractor Serial Numbers
- Engine Serial Numbers
- Front Axle Serial Numbers
- Cab Tractor Identification and Height
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03. Splitting the Tractor
- Splitting the Cab Tractor
- Cab Tractor Splitting Specifications
- Separation Between Front Axle and Engine
- Separation Between Engine and Gearbox
- Separation Between Gearbox and Rear Centre Housing
- Rearward Withdrawal of Rear Centre Housing
- Splitting the Footstep Tractor
- Footstep Tractor Splitting Specifications
- Front Axle and Engine Separation
- Engine and Gearbox Separation for Clutch Access
- Gearbox and Rear Centre Housing Separation
- Gearbox Removal
- Gearbox and Rear Axle Separation
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04. Engine
- Engine Specifications
- Engine Power Testing
- 900 Series Engine Specifications
- 4.41 Engine Specifications
- 1000 Series Engine Specifications
- 1000 Series Low-Emission Engine Specifications
- Engine Recommended Tightening Torques
- Engine Cooling System
- Cooling System Specifications
- Cooling System Fault Diagnosis
- Engine Frost Precautions
- Radiator Header Tank
- Radiator Servicing
- Fan Belt
- Engine Fuel System
- Fuel System Specifications
- Fuel Filters
- Fuel Tanks – Cab Tractors
- Fuel Tanks – Footstep Tractors
- Fuel Gauge Sender Unit
- Throttle Control
- Engine Air System
- Air Cleaner
- Secondary Air Cleaner Element
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05. Clutch
- Split-Torque Clutch
- Split-Torque Clutch Specifications
- Clutch Pedal Height Adjustment
- Clutch Pedal Linkage
- Clutch Release Bearing
- Clutch Release Mechanism
- 305 mm (12-Inch) Clutch Assembly
- 330 mm (13-Inch) Clutch Assembly
- Flywheel Reclamation
- Flywheel and Pilot Bearing
- Oil-Cooled Clutch
- Oil-Cooled Clutch Specifications
- Oil-Cooled Clutch Hydraulic Circuit
- Clutch Pedal Height Adjustment
- Cab Tractor Clutch Pedal Linkage
- Footstep Tractor Clutch Pedal Linkage
- Oil-Cooled Clutch Assembly
- Clutch Oil Supply Control Valve
- Oil-Cooled Clutch Release Mechanism
- Clutch Drive Coupling
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06. Gearbox and Transmission Systems
- 12×12 Shuttle Gearbox
- 12×12 Shuttle Gearbox Specifications
- Forward and Reverse Control Lever
- Main Gear Shift Lever
- Gearbox Top Cover
- Selector Rails and Forks
- PTO Drive Shaft Front Bearing
- Input Shafts and Housing
- Layshaft, Mainshaft and PTO Gears
- Gearbox Scavenge Pump
- 12×12 Creeper Gearbox
- Creeper Gearbox Specifications
- Creeper Control
- Creeper Unit
- 18×6 Speedshift Gearbox
- Speedshift Gearbox Specifications
- Speedshift Fault Diagnosis
- Speedshift Main Gear Shift Lever
- Gearbox Cover and Selectors
- Input Housing and Clutch Pack
- Speedshift Clutch Pack Assembly
- Layshaft, Mainshaft and PTO Gears
- Speedshift Scavenge Pump
- Range Gearbox
- Range Gear Shift Selector
- Range Gearbox Shafts and Gears
- Bearing Preload Setting
- Drive Shaft Oil Seal
- Indicator Light Switch
- Four-Wheel-Drive Shaft
- 8×8 Shuttle Gearbox
- 8×8 Shuttle Gearbox Specifications
- Forward and Reverse Control Lever
- Main Gear Shift Lever
- Gearbox Selector Mechanism
- Selector Rails and Forks
- Epicyclic Unit
- Input Shafts and Housing
- 12×4 Manual Gearbox
- 12×4 Manual Gearbox Specifications
- Speed Selector Lever
- Main Gear Shift Lever
- Gearbox Top Cover and Selector Mechanism
- Epicyclic Unit and Gear Assemblies
- Input Shafts and Mainshaft
- Four-Wheel-Drive Gearbox
- 4WD Gearbox Specifications and Components
- Four-Wheel-Drive Gearbox Oil Seal
- Power Shuttle Gearbox
- Power Shuttle Gearbox Specifications
- Power Shuttle Hydraulic Diagnosis
- Power Shuttle Electronic Diagnosis
- Power Shuttle Wiring and Connectors
- Power Shuttle Clutch
- Gearbox Top Cover and Control Valve
- Input Shaft and Housing
- Scavenge Pump and PTO Shaft
- Fast/Slow Range Clutch Pack
- Selector Rails and Forks
- 24-Speed Control Valve
- Cooling Oil Control Valve
- Cooling Oil Relief Valve
- Clutch Pedal Assembly and Safety Switch
- Forward and Reverse Shift Lever
- Comfort Control
- Transmission Microprocessor
- Transmission Oil
- Transmission Diagnostic Software Reference
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07. Rear Axle, Differential and Brakes
- Rear Axle Brake System
- Brake System Specifications
- Parking Brake Cable
- Parking Brake Hand Lever
- Brake Pedals
- Brake Master Cylinder
- Brake System Air Removal
- Brake Adjustment and Balancing
- Brake Cover Plate Assembly
- Brake Slave Cylinder
- Right-Hand and Left-Hand Brakes
- Brake System General Maintenance
- Crownwheel and Pinion
- Crownwheel and Pinion Specifications
- Differential Lock
- Differential Unit
- Crownwheel and Pinion Servicing
- Differential Preload Adjustment
- Rear Axle Specifications
- Rear Wheel Stud
- Rear Axle Epicyclic Unit and Ring Gear
- Epicyclic Planetary Gears and Sun Gear
- Epicyclic Unit Preload
- Axle Housing and Carrier Plate
- Drawbar and Linkage
- Lift Linkage
- Standard Drawbar
- Haulage Drawbar
- Pick-Up Hitch
- Wheels and Tyres
- Wheel Nut and Bolt Tightening Torques
- Cast Centre Wheels
- Tyres and Inner Tubes
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08. Power Take-Off (PTO)
- Single-Speed Power Take-Off
- Single-Speed PTO Specifications
- Single-Speed PTO Fault Diagnosis
- PTO Left-Hand Side Cover
- PTO Clutch Unit
- PTO Support Bearing
- PTO Shaft and Oil Seal
- PTO Controls
- Two-Speed Power Take-Off
- Two-Speed PTO Specifications
- Two-Speed PTO Diagnosis
- Two-Speed PTO Clutch Removal and Refitting
- PTO Clutch Overhaul
- PTO Reduction Gears and Bearings
- PTO Shaft and Oil Seal Servicing
- 540/1000 RPM PTO Shaft Changing
- PTO Control Overhaul
- Extended PTO Shaft and Oil Seal
- Heavy-Duty PTO Shaft and Seal
- PTO Clutch Unit and Support Bearing
- Front Power Take-Off
- Front PTO Specifications
- Front PTO Gearbox and Clutch Assembly
- Front PTO Clutch
- Front PTO Gearbox
- Front PTO Drive Shaft
- Front PTO Hydraulic Control Valve
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09. Front Axle
- Two-Wheel-Drive Front Axle – Type 1
- 2WD Front Axle Specifications
- Front Wheel Alignment
- Front Wheel Hub
- Spindle Shaft and Housing
- Front Axle Beam Assembly
- Steering Cylinder
- Two-Wheel-Drive Front Axle – Type 2
- 2WD Front Axle Type 2 Specifications
- Front Hub and Spindle Servicing
- Front Axle Beam Assembly
- Steering Cylinder and Pivot
- Four-Wheel-Drive Front Axle
- 4WD Front Axle Specifications
- Wheel Alignment and Steering Stops
- Track Rod and Ball Joint
- Front Axle Removal and Refitting
- Front Axle Pivot Pin Bearing Overhaul
- Planetary Carrier Removal and Refitting
- Front Hub Oil Seal Replacement
- Planetary Carrier and Hub Overhaul
- Swivel Housing and Pins
- Drive Shaft and Oil Seals
- Front Drive Shaft Overhaul
- Front Differential Assembly
- Front Differential Overhaul
- Crownwheel and Pinion Overhaul
- Front Steering Cylinder Servicing
- Four-Wheel-Drive Front Portal Axle
- Portal Axle Specifications
- Front Portal Axle Oil Level
- Portal Axle Pivot Pin Bearings
- Epicyclic Reduction Unit and Oil Seal
- Portal Axle Swivel Housing
- Portal Axle Differential Assembly
- Portal Axle Crownwheel and Pinion
- Portal Axle Steering Cylinder
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10. Hydraulic Systems
- Hydraulic Lift System
- Hydraulic Lift Specifications
- Hydraulic Lift Control Spring Assembly
- Hydraulic Lift Cover
- Hydraulic Lift Cylinder
- Hydraulic Quadrant Control Shaft
- Hydraulic Cross Shaft Assembly
- Hydraulic Static Adjustments
- Hydraulic External Adjustments
- Hydraulic Selector Valve
- Hydraulic Quadrant Controls
- Hydraulic Lift Pump
- Hydraulic Pressure Testing
- Hydraulic Pressure Relief Valve
- Hydraulic Pump Oil Strainer
- Hydraulic Solenoid Valve
- Hydraulic Steering
- Hydraulic Steering Specifications
- Steering Column and Steering Unit – Cab Tractors
- Steering Column and Steering Unit – Footstep Tractors
- Hydraulic Steering Unit
- Auxiliary Hydraulic System
- Auxiliary Hydraulic Specifications
- Steering Hydraulic Circuit
- Auxiliary Hydraulic Circuit
- Auxiliary Hydraulic Fault Diagnosis
- Steering System Pressure Testing
- Steering System Flow Testing
- Pressure-Maintaining Valve Testing
- PTO Hydraulic Pressure Testing
- Speedshift Gearbox Hydraulic Pressure Testing
- Differential Lock and 4WD Hydraulic Pressure Testing
- Auxiliary Hydraulic Circuit Pressure Testing
- Auxiliary Hydraulic System Flow Testing
- Trailer Brake Valve Testing
- Back-Pressure Valve Testing
- Hydraulic Oil Filters
- Auxiliary Hydraulic Pump
- Hydraulic Strainer Housing
- Hydraulic Pump Drive
- Auxiliary Hydraulic System Manifold
- Auxiliary Hydraulic Control Valve
- Control Valve Kickout Relief Valve
- Speedshift Hydraulic Control Valve
- Trailer Brake Valve
- Hydraulic Controls
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11. Electrical System
- Electrical System Specifications
- Electrical System General Description
- Electrical Fault Diagnosis
- Fuses and Relays
- Battery and Battery Servicing
- Starter Motor
- Alternator
- Alternator and Fan Belt
- Instrument Panel
- Fusible Links
- Tachometer and PTO Speed Sensors
- Solenoid Valve Coils
- Brake Switches
- Starter Switch
- Direction Indicator Switch
- Fuel Tank Sender Unit
- Headlight Alignment
- Bulb Replacement
- Seven-Pin Trailer Sockets
- Electrical Power Sockets
- Cab Tractor Wiring Diagrams
- Cab Electrical Circuit Diagram Index
- Footstep Tractor Wiring Diagrams
- Footstep Electrical Circuit Diagram Index
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12. Electronics and Electronic Lift Control
- Speedometer and Performance Monitor
- Digital Speedometer
- Performance Monitor
- Speed Sensor and Magnetic Track
- Trip Area and Distance Hold Facility
- Electronic Lift Control (ELC)
- Electronic Lift Control Specifications
- ELC Operational Controls
- Electronic Lift Control Fault Diagnosis
- ELC Error Codes
- Electronic Lift Control Component Testing
- Electronic Lift Control Power Supply
- Lift Position Sensor
- Lift Draft Sensor
- ELC ECU Microprocessor
- Electronic Lift Solenoid Valve Coils
- Electronic Lift Control Switches and Circuits
- Engine Oil Pressure Switch Circuit
- ELC Control Panel
- ELC ECU 25-Pin Connector
- Electronic Lift Control Wiring Diagrams
- Electronic Lift Control – Two-Lever Version
- Two-Lever Electronic Lift Control Specifications
- Two-Lever ELC Operational Controls
- Two-Lever ELC Fault Diagnosis
- Two-Lever Electronic Lift Control Error Codes
- Position Control Potentiometer
- Draft Control Potentiometer
- Position and Draft Sensors
- Two-Lever ELC ECU and Solenoid Valves
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13. Cab and Sheet Metal
- Cab Components
- Windscreen Wiper Motor and Blade
- Cab Heater and Blower Motor
- Heater Water Valve
- Cab Control Panel
- Cab Headlining
- Cab Door Lock and Handle
- Tractor Sheet Metal
- Air-Conditioning System
- Air-Conditioning Specifications
- Temperature Conversion Chart
- Principles of Refrigeration
- Air-Conditioning Basic Components
- Air-Conditioning System Operation
- Air-Conditioning Service Tools
- Preliminary Air-Conditioning Checks
- Air-Conditioning System Testing
- Air-Conditioning Performance Testing
- Refrigerant Recovery
- Air-Conditioning System Flushing
- System Evacuation
- Air-Conditioning Refrigerant Recharging
- Final Performance Testing
- Refrigerant Leak Testing
- Compressor Clutch
- Temperature Control Switch
- Air-Conditioning Fault Diagnosis
- System and Compressor Troubleshooting
- Refrigerant Pressure Reading Diagnosis
- Cab Air Filter
- Compressor Belt Tension
- Condenser
- Air-Conditioning Compressor
- Compressor Shaft Seal
- Compressor Cylinder Head and Valve Plate
- Compressor Lubricating Oil
- Compressor Oil Level
- Evaporator and Expansion Valve
- Receiver-Drier
- High/Low Pressure Switch
- Blower Motor
- Air-Conditioning Hoses
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14. Accessories
- Front Power Take-Off
- Front Three-Point Linkage
- Third and Fourth Hydraulic Control Valve Sections
- Reverse Bleeper and Light
- 15. Service Tools
Transmission, Hydraulic and Electronic Repair Information
The Massey Ferguson 4315, 4320, 4325 and 4335 workshop documentation includes references for Shuttle, Speedshift and Power Shuttle gearbox servicing, clutch repairs, rear axle and differential maintenance, PTO systems, front axle overhaul and hydraulic lift testing. Electrical wiring diagrams, Electronic Lift Control diagnostic information, cab equipment procedures and workshop service references support maintenance and repairs on applicable MF 4300 Series tractor configurations.
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