New Holland TN55, TN65, TN70, TN75 Tractor Service Manual

Covers: New Holland TN55, TN65, TN70, TN75 Standard Tractors
Pages: 886
Format: PDF
File size: 56mb
Compatibility: Windows/Mac/Tablet/Smartphone
Notes: Instant download

Latest edition of the New Holland TN55, TN65, TN70 and TN75 service manual in a convenient PDF format. This complete OEM publication has over 800 pages of technical information covering repair, overhaul, and troubleshooting of the TN standard series tractor. It is the recommended shop guide for tractor owners and professional mechanics who need factory procedures and specifications to accurately and safely service or rebuild the tractor.

Whether you’re making adjustments to the engine, rebuilding the transmission, or troubleshooting hydraulic problems, you’ll find clear and concise instructions with high-resolution illustrations to get the job done.

This manual is offered in a downloadable PDF for your computer, tablet or smartphone. Skip the dealer visit or shipping wait and get the information you need to wrench on your tractor within minutes.

Topics:

ENGINE

• General specifications
• Data
• Torque settings
• Tools
• Cross-sectional views
• Troubleshooting
• Engine testing and adjustment
• Engine removal and installation
• Engine overhaul
• Cooling system
• Bosch fuel system

CLUTCH

• Clutch specifications
• Torque settings
• Adjustments
• Clutch removal and installation
• 11″/11″ Dual disk clutch – Test bench overhaul
• 11″ Single disk clutch (Version with Power Shuttle) – Test bench overhaul

TRANSMISSIONS (Mechanical, Synchro-Command, Power Shuttle)

• Main data
• Torque settings
• Tools
• Cross-sectional views
• Description and operation
• Troubleshooting
• Removal and installation
• Disassembly and assembly
• Fault codes, diagnostics and calibration

DRIVE LINE

• Main data
• Torque settings
• Cross-sectional views
• Description, operation and hydraulic diagram
• Troubleshooting
• Transmission shafts and guard
• Drive gear housing assembly

FRONT AXLE (MECH.)

• Main data
• Torque settings
• Tools
• Cross-sectional views
• Description and operation
• Troubleshooting
• Front axle
• Front Epicyclic Final Drive
• Steering Knuckle Bearing Pins
• Wheel Hubs and Steering Knuckle Pins and Bearings
• Bevel Drive
• Front Axle Differential
• Toe-in Check

REAR WHEEL DRIVE (MECH.)

• Specifications
• Tools
• Tightening torque
• Sectional drawings
• Description and operation
• Troubleshooting
• Rear Transmission/Gearbox
• Differential Lock Engagement Sleeve
• Final Drive Housing Assembly
• Drive Wheel Shaft
• Final Drive

POWER TAKE-OFF

• Main data
• Tools
• Tightening torque
• Cross-sectional views
• Description and operation
• Troubleshooting
• PTO R&I

BRAKES

• Technical specifications
• Tightening torque
• Sectional drawings
• Tools
• Description and operation
• Troubleshooting
• Right or left–hand brake, Removal-Installation
• Braking system hydraulic pump, Removal-Installation
• Brake hydraulic system – Air Bleeding
• Parking brake, Brake disks Removal-Installation
• Handbrake control, Travel adjustment

HYDRAULIC SYSTEM

• Rear Mechanical Hydraulic Lift
• Open Center System Auxiliary Control Valves
• Trailer Brake Auxiliary Control Valve
• Electronically Controlled Hydraulic Lift (Rear)
• Non-stop Flow Gear Pump
• Front Electronic Lift and Front PTO

STEERING

• Torque settings main data
• Components
• Operation
• Troubleshooting
• Tools
• Hydrostatic steering wheel, Replacement
• Hydrostatic steering control valve — Removal-Installation
• Steering control valve — Disassembly-Assembly
• Steering control valve — Bench testing
• Power steering pump

AXLE AND WHEELS

• Main specifications
• Sectional Diagrams
• Tightening Torque
• Equipment
• Troubleshooting
• Front axle hub, Removal-Installation
• Front axle, Removal-Installation
• Stub axle, Overhaul
• Checking the alignment of the leading wheels

ELECTRICAL SYSTEMS

• Instruments
• Starting System
• Charging System
• Battery
• Electrical Circuits
• Electrical Components
• Wiring Diagrams – Electrical Schematics

PLATFORM AND BODYWORK

• Hood
• Grill
• Dashboard
• ROPS
• Mudguard
• Rear guard

Have any questions or need more details? Contact Us