New Holland TK85M Repair Manual
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New Holland TK85M Repair Manual

New Holland TK85M Repair Manual

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Please cut where indicated and insert the label into the plastic pocket on the spine of
the binder.
TK
TK
CRAWLER TRACTOR
CRAWLER TRACTOR
REPAIR
REPAIR
TK76, TK85, TK85M
TK76, TK85, TK85M
Vol. 1
Vol. 1
86637916
86637916
86637920

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Summary of Contents for New Holland TK85M

  • Page 1 Please cut where indicated and insert the label into the plastic pocket on the spine of the binder. CRAWLER TRACTOR CRAWLER TRACTOR REPAIR REPAIR TK76, TK85, TK85M TK76, TK85, TK85M Vol. 1 Vol. 1 86637916 86637916 86637920...
  • Page 2 Find manuals at https://best-manuals.com...
  • Page 3 Find manuals at https://best-manuals.com...
  • Page 4 GENERAL INSTRUCTIONS IMPORTANT NOTICE All maintenance and repair work described in this manual must be performed exclusively by NEW HOLLAND service technicians, in strict accordance with the instructions given and using any specific tools necessary. Anyone performing the operations described herein without strictly following the instructions is personally re- sponsible for any eventual injury or damage to property.
  • Page 5 SECTION 00 - - GENERAL - - CHAPTER 1 FRONT SEALS Carefully check the metal rings, making sure that the sealing surfaces show no signs of scoring, dents or wear caused by ring pair misalignment or surface flat- ness errors. Even if only one of the rings is faulty, change the en- tire seal.

  • Page 6: Spare Parts

    SECTION 00 - - GENERAL - - CHAPTER 1 SPARE PARTS Only use original NEW HOLLAND spare parts bearing the logo shown below. Only original spare parts guarantee the same quality, duration and safety as they are the same parts that are assembled during production.

  • Page 7: Accident Prevention

    SECTION 00 - - GENERAL - - CHAPTER 1 WARNING AND DANGER 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 poten- tial hazards and safeguard your health and safety. In this manual the symbol is accompanied by the fol- lowing key- -words: CAUTION - - Warnings concerning unsuitable repair...
  • Page 8 SECTION 00 - - GENERAL - - 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 9: Electrical Systems

    SECTION 00 - - GENERAL - - CHAPTER 1 START UP to penetrate the skin; Therefore, NEVER USE HANDS TO CHECK FOR LEAKS. Use a piece of Never run the engine in confined spaces that are cardboard or wood for this purpose. If any liquid not equipped with adequate ventilation for ex- penetrates skin tissue, call for medical aid im- haust gas extraction.
  • Page 10 SECTION 00 - - GENERAL - - CHAPTER 1 CONSUMABLES QUANTITY RECOMMENDED COMPONENT TO BE FILLED NEW HOLLAND INTERNATIONAL NEW HOLLAND OR TOPPED UP SPECIFICATIONS SPECIFICATIONS (gallons) PRODUCTS Cooling system: Water & liquid AMBRA models TK65, TK75 ..
  • Page 11 SECTION 00 - - GENERAL - - CHAPTER 1...
  • Page 12 SECTION 10 - - ENGINE - - CHAPTER 1 SECTION 10 - - ENGINE Chapter 1 - - Engine CONTENTS Section Description Page 10 000 General specifications ............Main data .

  • Page 13: General Specifications

    SECTION 10 - - ENGINE - - CHAPTER 1 GENERAL SPECIFICATIONS 3 cylinders 4 cylinders Engine, technical type: model TK 65 -- type 8035.05.421 (BOSCH pump) ..See data on page 6--7 model TK 75 -- type 8035.25.421 (BOSCH pump) ..See data on page 8--9 model TK 76 -- type 8045.06.421/521 (BOSCH pump) .
  • Page 14 SECTION 10 - - ENGINE - - CHAPTER 1 (continued) GENERAL SPECIFICATIONS 3 cylinders 4 cylinders Lubrication system ........forced, with gear pump Pump drive .
  • Page 15 SECTION 10 - - ENGINE - - CHAPTER 1 (continued) GENERAL SPECIFICATIONS 3 cylinders 4 cylinders Timing system ........overhead valves operated by tappets, rods and rocker arms via the camshaft located in the engine block;...
  • Page 16 SECTION 10 - - ENGINE - - CHAPTER 1 FUEL SYSTEM DATA Turbocharger (models TK 75, TK 95): GARRETT type ........TA 3118--0.82 A/R--57 Injection pump .

  • Page 17: Assembly Dimensions

    SECTION 10 - - ENGINE - - CHAPTER 1 MODEL TK 65 - - CALIBRATION DATA FOR BOSCH INJECTION PUMP TYPE VE 3/11 F 1150 L 766 - - 99441586 ASSEMBLY DATA CALIBRATION TEST CONDITIONS Test bench conforming to ISO 4008/1 .../2 Pump timing on engine: delivery start 9 ! 0.5 before...
  • Page 18 SECTION 10 - - ENGINE - - CHAPTER 1 11. DELIVERY PROGRESSION Delivery per 1000 shots: cm (gal.) 1270 0 to 3 (0 to 0.0007) 1200 48.5 to 49.5 (0.0107 to 0.0109) 66.7 to 67.7 (0.0147 to 0.0149) 1150 64.4 to 68.4 (0.0142 to 0.0150) 12.
  • Page 19 SECTION 10 - - ENGINE - - CHAPTER 1 MODELS TK 75 - - CALIBRATION DATA FOR BOSCH INJECTION PUMP TYPE VE 3/11 F 1150 L 764 - - 99441587 ASSEMBLY DATA CALIBRATION TEST CONDITIONS Test bench conforming to ISO 4008/1 .../2 Pump timing on engine: delivery start 6 ! 0.5 before...
  • Page 20 SECTION 10 - - ENGINE - - CHAPTER 1 (continued) 12. DELIVERY PROGRESSION LDA pressure kPa Delivery per 1000 shots: cm (gal.) 1270 0 to 3 (0 to 0.0007) 1210 37 to 53 (0.0081 to 0.0117) 88.4 to 93.4 (0.0194 to 0.0205) 80 to 87 (0.0176 to 0.0191) 70.5 to 75.5 (0.0155 to 0.0166) 1150...

  • Page 21: Assembly Data

    SECTION 10 - - ENGINE - - CHAPTER 1 MODELTK 76 - - CALIBRATION DATA FOR BOSCH INJECTION PUMP TYPE VE 4/11 F 1250 L 794 - - 99472104 / VE 4/11 F 1250 L 810 - - 500324959 ASSEMBLY DATA CALIBRATION TEST CONDITIONS Test bench conforming to ISO 4008/1 .../2 Pump timing on engine: delivery start 9...
  • Page 22 SECTION 10 - - ENGINE - - CHAPTER 1 (continued) 11. DELIVERY PROGRESSION Delivery per 1000 shots: cm (gal.) 1340 0 to 3 (0 to 0.0007) 1270 43.5 to 44.5 (0.0096 to 0.0098) 1200 58.4 to 61.3 (0.0128 to 0.0135) 65.1 to 66.1 (0.0143 to 0.0145) 59.6 to 67.6 (0.0131 to 0.0149) 12.
  • Page 23 SECTION 10 - - ENGINE - - CHAPTER 1 MODELTK 85 - - CALIBRATION DATA FOR BOSCH INJECTION PUMP TYPE VE 4/11 F 1250 L 773 - - 99472102 / VE 4/11 F 1250 L 787 - - 500324962 ASSEMBLY DATA CALIBRATION TEST CONDITIONS Pump timing on engine: delivery start 9 ! 0.5...
  • Page 24 SECTION 10 - - ENGINE - - CHAPTER 1 (continued) 11. DELIVERY PROGRESSION Delivery per 1000 shots: cm (gal.) 1400 0 to 3 (0 to 0.0007) 1300 41.1 to 42.1 (0.0090 to 0.0092) 1250 52.5 to 57.5 (0.0115 to 0.0126) 1200 53.5 to 58.5 (0.0118 to 0.0129) 61.2 to 62.2 (0.0135 to 0.0137)
  • Page 25 SECTION 10 - - ENGINE - - CHAPTER 1 MODELTK 95 - - CALIBRATION DATA FOR BOSCH INJECTION PUMP TYPE VE 4/11 F 1250 L 850 - - 500358111 ASSEMBLY DATA CALIBRATION TEST CONDITIONS Test bench conforming to ISO 4008/1 .../2 Pump timing on engine: delivery start 5 ! 0.5 before...
  • Page 26 SECTION 10 - - ENGINE - - CHAPTER 1 (continued) 12. DELIVERY PROGRESSION Pressure LDA kPa Delivery per 1000 shots: cm (gal.) 70.5 to 71.5 (0.0155 to 0.0157) 1380 0 to 3 (0 to 0.0007) 1300 42.7 to 43.7 (0.0094 to 0.0096) 1250 66.1 to 70.1 (0.0145 to 0.0154) 76 to 77 (0.0167 to 0.0169)
  • Page 27 SECTION 10 - - ENGINE - - CHAPTER 1 FUEL SUPPLY PUMP DATA mm (in.) Eccentricity of drive shaft ........3 (0.1181) Diameter of drive shaft at bushings .
  • Page 28 SECTION 10 - - ENGINE - - CHAPTER 1 mm (in.) CRANKSHAFT AND BEARINGS DATA CRANKSHAFT AND BEARINGS DATA Bore 100 Bore 104 Crankshaft ..........balanced with integral counterweights Standard journal diameter .
  • Page 29 SECTION 10 - - ENGINE - - CHAPTER 1 (continued) mm (in.) CRANKSHAFT AND BEARINGS DATA CRANKSHAFT AND BEARINGS DATA Bore 100 Bore 104 Maximum permitted tolerance on run--out of flywheel mounting flange surface relative to the crankshaft centreline, measured with 1/100 mm scale dial gauge resting on front flange surface (A, fig.
  • Page 30 SECTION 10 - - ENGINE - - CHAPTER 1 mm (in.) PISTON DATA PISTON DATA Bore 100 Bore 104 Pistons ..........light alloy with three compression rings, including two seal rings and one including two seal rings and one...
  • Page 31 SECTION 10 - - ENGINE - - CHAPTER 1 mm (in.) VALVE TIMING GEAR DATA VALVE TIMING GEAR DATA Bore 100 Bore 104 Clearance between sides of timing gear pair teeth ... . 0.160 (0.0063) Inside diameter of intermediate gear bushings (fitted and reamed) .
  • Page 32 SECTION 10 - - ENGINE - - CHAPTER 1 mm (in.) ROCKER ARM ROCKER ARM - - VALVE DATA VALVE DATA Bore 100 Bore 104 Diameter of shaft bores in rocker arms ..... . 18.016 to 18.034 (0.7093 to 0.71) Diameter of rocker arm shaft .
  • Page 33 SECTION 10 - - ENGINE - - CHAPTER 1 mm (in.) CYLINDER HEAD DATA CYLINDER HEAD DATA Bore 100 Bore 104 Cylinder head ..........with valve seats cut directly in the casting and press--fitted steel valve guides.
  • Page 34 SECTION 10 - - ENGINE - - CHAPTER 1 mm (in.) LUBRICATION SYSTEM DATA TK 65, TK 76, TK 75, TK 95 TK 85 Assembly clearance between oil pump drive shaft and bush ..0.016 to 0.055 (0.0006 to 0.0022) Clearance between shaft and driven gear .

  • Page 35: Torque Settings

    SECTION 10 - - ENGINE - - CHAPTER 1 TORQUE SETTINGS WITH ANGLE Tightening torque PARTS TO TIGHTEN PARTS TO TIGHTEN Thread Thread Angle Angle Cylinder head bolts (2, fig. 3 , or fig. 5 ) ..M 12 x 1.25 + 90 Main bearing cap bolts (4) .
  • Page 36 SECTION 10 - - ENGINE - - CHAPTER 1 TOOLS X 294027 Twist bit for enlarging valve guide bore. Warning - - The operations described in this section X 294028 Tapered grinder for swaging ex- can only be carried out with ESSENTIAL tools indi- haust valve guides.
  • Page 37 SECTION 10 - - ENGINE - - CHAPTER 1 26102 Splining tool to be manufactured for assembling the crankshaft front seal (print No. 50138 on the tool - - Values in mm). Make in UNI C40 material. 3.8 to 4 26103 Splining tool to be manufactured for assembling the crankshaft rear seal (print No.
  • Page 38 SECTION 10 - - ENGINE - - CHAPTER 1 25355 Engine longitudinal cross section - - 3- -cylinder model TK 65.
  • Page 39 SECTION 10 - - ENGINE - - CHAPTER 1 25356 Engine cross section - - 3- -cylinder model TK 65.
  • Page 40 SECTION 10 - - ENGINE - - CHAPTER 1 25357 Engine longitudinal cross section - - 4- -cylinder models TK 76 and TK 85.
  • Page 41 This as a preview PDF file from best-manuals.com Download full PDF manual at best-manuals.com...

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