New Holland TN 55 / TN 65 / TN 70 / TN 75 tractors, repair e-manual

Content

General instructions

Engine

• General specifications
• Data
• Torque settings
• Tools
• Cross--sectional views
• Lubrication and cooling system diagrams
• Troubleshooting
• Compression test
• Engine
• Coolant pump and alternator drive belt - tension adjustment
• Valve guides
• Injector holder casing
• Front engine oil seal
• Valve clearance adjustment
• Fuel tank
• Engine injectors
• Bosch injection pump
• Exhaust pipe
• Coolant pump
• Coolant pump, overhaul
• Thermostat
• Radiator

Clutch

• General specifications
• Torque settings
• Tools
• Cross-sectional views
• Troubleshooting
• Clutch

Transmission

• Main data
• Torque settings
• Special tools
• Cross-sectional views
• Description and operation
• Troubleshooting
• Rear transmission / gearbox
• Rear Transmission / gearbox, driving and driven shafts clearance adjustments
• Gearbox control lever
• Range gear control lever

Drive lines

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

Front axle mechanical transmission

• Main data
• Torque settings
• Tools
• Cross-sectional views
• Description and operation
• Front axle
• Front epicyclic final drive
• Steering knuckle bearing pins
• Wheel hubs and steering knuckle pins and bearings
• Bevel drive and front axle differential axle housing
• Front axle bevel drive
• Bevel drive
• Front axle differential
• Leading drive wheels toe-in check

Rear mechanical transmission

• Torque settings
• Tools
• Cross-sectional views
• Description and operation
• Troubleshooting
• Rear transmission/gearbox
• Differential lock engagement sleeve
• Final drive housing
• Drive wheel shaft
• Epicyclic final drive

Mechanical power take-off

• Main data
• Tools
• Tightening torque
• Cross-sectional views
• Description and operation
• Troubleshooting
• Mechanical power take-off

Braking system

• Torque settings
• Cross-sectional views
• Tools
• Description and operation
• Troubleshooting
• Right or left-hand brake
• Braking system hydraulic pump
• Parking brake, brake disk
• Handbrake control, travel adjustment

Hydraulic systems

• Main data
• Torque settings
• Tools
• Cross-sectional views
• Description and operation
• Troubleshooting
• Lift internal controls
• Lift adjustments
• Tie-rod adjustments
• Various adjustments
• Lift cylinder and arms shaft
• Lift control valve
• Lift pressure relief valve

Steering

• Torque settings main data - tools
• Operation
• Components
• Troubleshooting
• Hydrostatic steering wheel
• Hydrostatic steering control valve

Axles and wheels

• Main data
• Cross--sectional views
• Torque settings
• Tools
• Troubleshooting
• Front axle hub
• Front axle
• Stub axle
• Checking the alignment of the leading wheels

Electrical systems

• Analog instruments
• Controls
• Transmitters, sensors and switches

Platform, cab, bodywork

• Hood opening
• Protective grill
• Hood guard
• Dashboard
• ROPS (roll over protection structure)
• Right or left-hand mudguard
• Rear guard

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