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TN75FA – TN85FA – TN95FA TRACTORS
SECTIONS
GENERAL GUIDELINES
ENGINE
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CLUTCH
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TRANSMISSIONS
DRIVE LINES
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FRONT MECHANICAL TRANSMISSION
REAR MECHANICAL TRANSMISSION
POWER TAKE–OFF
BRAKES
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HYDRAULIC SYSTEMS
STEERING
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AXLE AND WHEELS
CAB AIR CONDITIONING SYSTEM
ELECTRICAL SYSTEM
PLATFORM, CAB, BODYWORK
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SERVICE MANUAL
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Summary of Contents for New Holland TN75FA
- Page 1 TN75FA – TN85FA – TN95FA TRACTORS SERVICE MANUAL SECTIONS GENERAL GUIDELINES ............
- Page 2 SECTION 10 - - ENGINE - - CHAPTER 1 Op. 10 001 10 ENGINE Removal- -Installation DANGER Lift and handle all heavy parts using suitable lifting equipment. Make sure that assemblies or parts are supported by means of suitable slings and hooks. Check that no one is in the vicinity of the load to be lifted.
- Page 3 SECTION 10 - - ENGINE - - CHAPTER 1 6. Unscrew the two rear nuts (1) retaining the front guard. 25644 7. Position a hydraulic jack under the front guard. Unscrew the bolts (3) securing the brackets (1 and 2) and the screw retaining the bottom pivot pin (4).
- Page 4 SECTION 10 - - ENGINE - - CHAPTER 1 10. Remove the circlip (2) and move the front sleeve forwards (1). 25647 11. Unscrew the bolts retaining the bearing support (1) to the clutch housing and retrieve the drive shaft together with the support. 25648 12.
- Page 5 SECTION 10 - - ENGINE - - CHAPTER 1 14. Remove the drain plug (1) and retrieve the diesel in a suitable container. 25629 15. Disconnect the trailer brake control pipe (1) and the pipe (2) connecting the auxiliary control valves to the lift control valve.
- Page 6 SECTION 10 - - ENGINE - - CHAPTER 1 19. Detach the sleeves (1 and 3) from the radiator and unscrew the bracket (2) securing the radiator to the engine. 20. Place a fixed stand under the engine, taking care not to dent the oil sump plating.
- Page 7 SECTION 10 - - ENGINE - - CHAPTER 1 24. Loosen the clamp (3), unscrew the retaining bolts (1) and remove the vapour recirculation de- vice (2). 25668 25. Place a fixed stand under the clutch housing. Connect a chain to the engine and hoist. Tension the chain.
- Page 8 SECTION 10 - - ENGINE - - CHAPTER 1 Op. 10 001 54 ENGINE Disassembly - - Assembly CAUTION Handle all parts carefully. Do not put your hands or fingers between parts. Wear the prescribed safety clothing, including goggles, gloves and safety footwear. Proceed as follows.
- Page 9 SECTION 10 - - ENGINE - - CHAPTER 1 5. Secure the bracket (1), series 380000313, to the engine and lock this on the rotary stand 380000301. 25674 6. Disconnect the pipes (1 and 2) from the crank- case and from the hydraulic pump governing the services.
- Page 10 SECTION 10 - - ENGINE - - CHAPTER 1 9. Unscrew the retaining bolts and remove the ther- mostatic valve assembly (1). 25678 10. Unscrew the retaining bolts and remove the al- ternator (1) together with the support (2). 25679 11.
- Page 11 SECTION 10 - - ENGINE - - CHAPTER 1 15. Unscrew the pump retaining bolts (1). 25682 16. Remove the cover (1) to access the injection pump gear compartment. 25683 17. Unscrew the nut securing the injection pump to the gear (1). 18.
- Page 12 SECTION 10 - - ENGINE - - CHAPTER 1 20. Disconnect the piping (1) from the filter, unscrew the bolts securing the pressure relief valve as- sembly (2) and remove it. 25686 21. Take out the retaining bolts and detach the hy- draulic pump (1) along with the oil filter (2).
- Page 13 SECTION 10 - - ENGINE - - CHAPTER 1 24. Remove the injector mounting nuts, the under- lying spherical washers, then the supports and the injectors themselves. 25. Remove the retaining bolts (1), washers and seal, then remove the rocker housing cover (2) and seal.
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