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TL70, TL80, TL90, TL100
COMPLETE CONTENTS
SECTION 00 - GENERAL GUIDELINES
SECTION 10 - ENGINE
SECTION 18 - CLUTCH
SECTION 21 - TRANSMISSIONS
SECTION 23 - DRIVE LINES
SECTION 25 - FRONT AXLE MECHANICAL TRANSMISSION
SECTION 27 - REAR AXLE MECHANICAL TRANSMISSION
SECTION 31 - POWER TAKE-OFF
SECTION 33 - BRAKES
SECTION 35 - HYDRAULIC SYSTEMS
SECTION 41 - STEERING
SECTION 44 - AXLES AND WHEELS
SECTION 50 - AUXILIARY UNITS
SECTION 55 - ELECTRICAL SYSTEM
SECTION 90 - BODYWORK AND DRIVING POSITION
The following pages are the collation of the contents pages from each section and
chapter of the TL Series Tractor Repair manual. Complete Repair part # 87043516.
The sections used through out all New Holland product Repair manuals may not be
used for each product. Each Repair manual will be made up of one or several books.
Each book will be labeled as to which sections are in the overall Repair manual and
which sections are in each book.
The sections listed above are the sections utilized for the TL Series Tractors.
2004 CNH America LLC
Printed In U.S.A.
REPAIR MANUAL
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Summary of Contents for New Holland TL70
- Page 1 TL Series Tractor Repair manual. Complete Repair part # 87043516. The sections used through out all New Holland product Repair manuals may not be used for each product. Each Repair manual will be made up of one or several books.
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Page 2: Safety Regulations
SECTION 00 - - GENERAL GUIDELINES - - CHAPTER 1 SAFETY REGULATIONS PAY ATTENTION TO THIS SYMBOL This warning symbol points out important messages concerning your safety. Carefully read the following safety regulations and observe advised precautions in order to avoid potential hazards and safeguard your health and safety. In this manual the symbol is accompanied by the following key- -words: CAUTION - - Warnings concerning unsuitable repair operations that may jeopardise the safety of Service personnel. - Page 3 SECTION 00 - - GENERAL GUIDELINES - - CHAPTER 1 Only use specified towing points for towing the driver’s seat. The operator must maintain visual tractor, connect parts carefully. Make sure that all contact with the service technician at all times. pins and/or locks are secured in position before If operating outside the workshop, position the applying traction.
- Page 4 SECTION 00 - - GENERAL GUIDELINES - - CHAPTER 1 START UP to penetrate the skin. Check for leaks using a piece of cardboard, NEVER USE HANDS. Never start the engine in confined spaces that If any liquid penetrates skin tissue, call for medi- are not equipped with adequate ventilation for cal aid immediately.
- Page 5 0.10 (0.4) LHM fluid Hydrostatic steering circuit . . 0.52 (2.0) Front axle: axle casing: model TL70 ... 1.18 (4.5) models TL80, TL90, TL100 1.84 (7.0) final drives (each): API GL4 model TL70 .
- Page 6 SECTION 10 - - ENGINE - - CHAPTER 1 SECTION 10 - - ENGINE Chapter 1 - - Engine CONTENTS Operation Description Page General specifications ............Data .
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Page 7: General Specifications
TL70 ........ - Page 8 SECTION 10 - - ENGINE - - CHAPTER 1 25357 Engine longitudinal cross section - - 4- -cylinder models TL70 and TL80...
- Page 9 SECTION 10 - - ENGINE - - CHAPTER 1 Op. 10 001 10 ENGINE R.I. 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 10 SECTION 10 - - ENGINE - - CHAPTER 1 6. Remove the exhaust pipe, raise the bonnet and disconnect the front headlight (2) connections (1). MDD2558A 7. Disconnect the gas springs (1) from the bonnet. MDD2559A 8. Unscrew the four bolts (1) retaining the hinge bracket and remove the bonnet.
- Page 11 SECTION 10 - - ENGINE - - CHAPTER 1 10. Remove the metal clamp (1) securing the rigid oil pump and lift oil delivery lines. 25029 11. Extract the sleeve (1) on the services pump prim- ing pipe. 25030 12. Extract the sleeve (1) on the lift pump priming pipe.
- Page 12 SECTION 10 - - ENGINE - - CHAPTER 1 14. Detach the fuel line (1) and the glowplug. 25033 15. Detach the injectors fuel recovery line (1) and the tank/decanting filter connecting line. MDD2561A 16. Detach the support, complete with diesel filter (1).
- Page 13 SECTION 10 - - ENGINE - - CHAPTER 1 18. Disconnect the coolant temperature sensor elec- trical connection (1). 25037 19. Disconnect the electrical connections (1) be- tween the cab and the engine. 20. Disconnect the engine oil pressure sensor elec- trical connection.
- Page 14 SECTION 10 - - ENGINE - - CHAPTER 1 24. Unscrew the front central and rear retaining bolts on the front axle shaft guard, then remove the guard (1). 25038 25. Remove the circlip (2) and move the sleeve (1) in the direction indicated by the arrow until it is re- leased from the groove on the front axle.
- Page 15 SECTION 10 - - ENGINE - - CHAPTER 1 28. Detach the FWD engagement distributor oil de- livery line (1). 25042 29. Remove the four knobs (1) and remove the two dashboard panels (2). MDD2562A 30. Extract the differential lock pedal retaining pin from the drive shaft (1), remove the pedal and footboard (2).
- Page 16 SECTION 10 - - ENGINE - - CHAPTER 1 32. Detach the accelerator cable from the pedal (1). 24939 33. Remove the two front nuts (2) (one on each side) that secure the cab to the silent--blocks fitted on the supports (1). 24950 34.
- Page 17 SECTION 10 - - ENGINE - - CHAPTER 1 36. Unscrew the four lower bolts (1) that secure the engine to the transmission. 25049 37. Position tool 380000236 (2) under the tractor and insert two blocks (1) on the front axle to avoid os- cillation.
- Page 18 SECTION 10 - - ENGINE - - CHAPTER 1 40. Detach the cab heating pipes support bracket (1). 41. Unscrew the remaining four engine/transmission retaining bolts. 42. Disconnect the two electrical connectors on the right--hand side of the dashboard. 43. Separate the engine from the transmission. 25053 44.
- Page 19 SECTION 10 - - ENGINE - - CHAPTER 1 47. Remove the radiator bracket retaining screw. 48. Hitch the engine to a hoist using the adjustable chain (1) attached to the engine removal hitch points. 25060 49. Remove the lift pump (1) with the relative filter, by unscrewing the four retaining bolts.
- Page 20 SECTION 10 - - ENGINE - - CHAPTER 1 52. Remove the fan mesh guard (1) from the left-- hand side of the engine. 25064 53. Remove the clamp and extract the exhaust ejec- tor filter connection (1). 25065 54. Remove the exhaust retaining bolts (1) from the support bracket.
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