Case IH AXIAL-FLOW 7120 Service Manual
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Case IH AXIAL-FLOW 7120 Service Manual

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AXIAL-FLOW
AXIAL-FLOW
AXIAL-FLOW
SERVICE MANUAL
Part number 84526978
Replaces part number 84163559
7120
®
8120
®
9120
®
Combine
English
March 2013

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Summary of Contents for Case IH AXIAL-FLOW 7120

  • Page 1 AXIAL-FLOW 7120 ® AXIAL-FLOW 8120 ® AXIAL-FLOW 9120 ® Combine SERVICE MANUAL Part number 84526978 English March 2013 Replaces part number 84163559...
  • Page 2 Contents INTRODUCTION Engine..................10 [10.001] Engine and crankcase ............. 10.1 [10.202] Air cleaners and lines .
  • Page 3 Hydrostatic drive................. 29 [29.100] Transmission and steering hydrostatic control ........29.1 [29.202] Hydrostatic transmission .
  • Page 4 [44.511] Front wheels............... . 44.1 [44.520] Rear wheels .
  • Page 5 [55.202] Cold start aid ..............55.18 [55.301] Alternator .
  • Page 6 [58.130] Attachment/Header frame............58.1 Product feeding ................
  • Page 7 [74.130] Fan housing ............... . 74.7 [74.136] Fan drive system .
  • Page 8 84526978 12/03/2013...
  • Page 9 INTRODUCTION 84526978 12/03/2013...

  • Page 10: Table Of Contents

    Safety rules - Personal safety ..............5 AXIAL-FLOW 7120 [Y8G205001 - Y9G207461], AXIAL-FLOW 7120 [Y9G207601 - YAG210155], AXIAL-FLOW 7120 [YAG210201 - YBG213400], AXIAL-FLOW 7120 [YBG213601 - YCG214716], AXIAL-FLOW 8120 [Y8G205001 - Y9G207461], AXIAL-FLOW 8120 [Y9G207601 - YAG210155], AXIAL-FLOW 8120 [YAG210201 - YBG213400], AXIAL-FLOW 8120 [YBG213601 - YCG214716], AXIAL-FLOW 9120 Safety rules .

  • Page 11: Safety Rules And Signal Word Definitions

    INTRODUCTION Safety rules and signal word definitions AXIAL-FLOW 7120, AXIAL-FLOW 8120, AXIAL-FLOW 9120 Personal safety This is the safety alert symbol. It is used to alert you to potential personal injury hazards. Obey all safety messages that follow this symbol to avoid possible death or injury.

  • Page 12: Safety Rules Ecology And The Environment

    • Do not open the air-conditioning system yourself. It contains gases which should not be released into the atmos- phere. Your CASE IH AGRICULTURE dealer or air conditioning specialist has a special extractor for this purpose and will have to recharge the system properly.

  • Page 13: Safety Rules - Personal Safety

    INTRODUCTION Safety rules - Personal safety AXIAL-FLOW 7120 [Y8G205001 - Y9G207461], AXIAL-FLOW 7120 [Y9G207601 - YAG210155], AXIAL-FLOW 7120 [YAG210201 - YBG213400], AXIAL-FLOW 7120 [YBG213601 - YCG214716], AXIAL-FLOW 8120 [Y8G205001 - Y9G207461], AXIAL-FLOW 8120 [Y9G207601 - YAG210155], AXIAL-FLOW 8120 [YAG210201 - YBG213400], AXIAL-FLOW 8120 [YBG213601 - YCG214716], AXIAL-FLOW 9120 Carefully study these precautions, and those included in the external attachment operators manual, and insist that they be followed by those working with and for you.

  • Page 14: Safety Rules

    INTRODUCTION Safety rules All repair and maintenance works listed in this manual must be carried out only by qualified dealership personnel, strictly complying with the instructions given; and using, whenever possible, the special tools. Anyone who carries out the above operations without complying with the procedures shall be responsible for the subsequent damages.

  • Page 15: Safety Rules

    INTRODUCTION Safety rules BT09A213 84526978 12/03/2013...

  • Page 16: Safety Rules

    INTRODUCTION Safety rules AXIAL-FLOW 7120, AXIAL-FLOW 8120, AXIAL-FLOW 9120 Important notice to operators Your machine may be equipped with special guarding or other devices in compliance with local legislation. Some of the guarding or safety devices require active use by the operator.
  • Page 17 INTRODUCTION 14. When driving on public roads, either with the grain header loaded on a trailer and attached to the rear of the machine, or with the grain header still attached to the machine (provided local legislation allows), always be aware and conscious of its size.
  • Page 18 INTRODUCTION • DO NOT stand on or use a hose as a step. DO NOT pull or apply external forces to the hose. The hose may fail and cause injury. • Keep all persons away from the working area. Mechanisms controlled by fluid power can become hazardous if a hose fails.
  • Page 19 Wipe up spilled fuel immediately. Always tighten the fuel tank cap securely. If the original fuel tank cap is lost, replace it with an CASE IH AGRICULTURE cap. A non-approved, proprietary cap may not be safe. Keep equipment clean and properly maintained.
  • Page 20 INTRODUCTION WARNING Battery acid causes burns. Batteries contain sulfuric acid. Battery electrolyte contains sulfuric acid. Contact with skin and eyes could result in severe irritation and burns. Always wear splash-proof goggles and protective clothing (gloves and aprons). Wash hands after handling. Failure to comply could result in death or serious injury.
  • Page 21 INTRODUCTION Wheels and tires The life and performance of the tires depends largely upon maintaining the correct pressure. Keep the tires inflated to the pressures given in SPECIFICATIONS. Check the wheel nuts torque daily during the first week of operation and thereafter on a weekly basis. The wheel nut torque is given in SPECIFICATIONS.

  • Page 22: Basic Instructions - Important Notice Regarding Equipment Servicing

    Some information could not be updated due to modifications of a technical or commercial type, or changes to the laws and regulations of different countries. In case of questions, refer to your CASE IH AGRICULTURE Sales and Service Networks. 84526978 12/03/2013...

  • Page 23: Basic Instructions - Shop And Assembly

    Only genuine spare parts guarantee the same quality, duration and safety as original parts, as they are the same parts that are assembled during standard production. Only "CNH Original Parts" or " CASE IH AGRICULTURE Parts" can offer this guarantee.
  • Page 24 84-110 TOOLS The tools that CASE IH AGRICULTURE suggests and illustrate in this manual have been: • specifically researched and designed for use with CASE IH AGRICULTURE machines • essential for reliable repair operations • accurately built and rigorously tested so as to offer efficient and long-lasting operation By using these tools, repair personnel will benefit from: •...

  • Page 25: Torque - Minimum Tightening Torques For Normal Assembly

    INTRODUCTION Torque - Minimum tightening torques for normal assembly AXIAL-FLOW 20 Series METRIC NON-FLANGED HARDWARE NOM. LOCKNUT LOCKNUT SIZE CL.8 CL.10 CLASS 8.8 BOLT and CLASS 10.9 BOLT and W/CL8.8 W/CL10.9 CLASS 8 NUT CLASS 10 NUT BOLT BOLT PLATED PLATED UNPLATED UNPLATED...
  • Page 26 INTRODUCTION METRIC FLANGED HARDWARE NOM. CLASS 8.8 BOLT and CLASS 10.9 BOLT and LOCKNUT LOCKNUT SIZE CLASS 8 NUT CLASS 10 NUT CL.8 CL.10 W/CL8.8 W/CL10.9 BOLT BOLT PLATED PLATED UNPLATED UNPLATED W/ZnCr W/ZnCr 2.4 N·m (21 lb 3.2 N·m (28 lb 3.5 N·m (31 lb 4.6 N·m (41 lb 2.2 N·m (19 lb...
  • Page 27 INTRODUCTION 1. Manufacturer's Identification 2. Property Class 3. Clock Marking of Property Class and Manufacturer's Identification (Optional), i.e. marks 60 ° apart indicate Class 10 properties, and marks 120 ° apart indicate Class 8. INCH NON-FLANGED HARDWARE LOCKNUT LOCKNUT NOMINAL SAE GRADE 5 BOLT SAE GRADE 8 BOLT GrB W/ Gr5...
  • Page 28 INTRODUCTION INCH FLANGED HARDWARE NOM- LOCKNUT LOCKNUT SAE GRADE 5 BOLT and SAE GRADE 8 BOLT and INAL GrF W/ Gr5 GrG W/ Gr8 SIZE BOLT BOLT UNPLATED PLATED UNPLATED PLATED or PLATED W/ZnCr or PLATED W/ZnCr SILVER GOLD SILVER GOLD 12 N·m (106 lb 13 N·m (115 lb...
  • Page 29 INTRODUCTION Inch Lock Nuts, All Metal (Three optional methods) 20090268 Grade Identification Grade Corner Marking Method (1) Flats Marking Method (2) Clock Marking Method (3) Grade A No Notches No Mark No Marks Grade B One Circumferential Notch Letter B Three Marks Grade C Two Circumferential Notches...

  • Page 30: Torque - Standard Torque Data For Hydraulics

    INTRODUCTION Torque - Standard torque data for hydraulics AXIAL-FLOW 7120, AXIAL-FLOW 7120 NA, AXIAL-FLOW 8120, AXIAL-FLOW 8120 NA, AXIAL-FLOW 9120, AXIAL-FLOW 9120 NA INSTALLATION OF ADJUSTABLE FITTINGS IN STRAIGHT THREAD O RING BOSSES 1. Lubricate the O-ring by coating it with a light oil or petroleum.
  • Page 31 INTRODUCTION PIPE THREAD FITTING TORQUE PIPE THREAD FITTING Torque (Maximum) Thread Size Before installing and tightening pipe fittings, clean the 1/8-27 13 N·m (10 lb ft) threads with a clean solvent or Loctite cleaner and apply 1/4-18 16 N·m (12 lb ft) sealant L ®...

  • Page 32: Maintenance Chart

    INTRODUCTION Maintenance Chart AXIAL-FLOW 7120 [Y8G205001 - Y9G207461], AXIAL-FLOW 7120 [Y9G207601 - YAG210155], AXIAL-FLOW 7120 [YAG210201 - YBG213400], AXIAL-FLOW 7120 [YBG213601 - YCG214716], AXIAL-FLOW 8120 [Y8G205001 - Y9G207461], AXIAL-FLOW 8120 [Y9G207601 - YAG210155], AXIAL-FLOW 8120 [YAG210201 - YBG213400], AXIAL-FLOW 8120 [YBG213601 - YCG214716], AXIAL-FLOW 9120...
  • Page 33 INTRODUCTION Every Every Every Every Every Every 50 Daily Procedure 1200 4500 Hours Hours Hours Hours Hours Hours Check unloader lower gearbox oil Check feeder gearbox Check header gearbox Check unloading tube gearbox oil Check tailings gearbox Lube 600 hour grease fittings Change traction gearbox oil...

  • Page 34: Basic Instructions - Chain Wear Tables - Roller Chains

    INTRODUCTION Basic instructions - Chain Wear Tables - Roller Chains AXIAL-FLOW 7120 [Y8G205001 - Y9G207461], AXIAL-FLOW 7120 [Y9G207601 - YAG210155], AXIAL-FLOW 7120 [YAG210201 - YBG213400], AXIAL-FLOW 7120 [YBG213601 - YCG214716], AXIAL-FLOW 8120 [Y8G205001 - Y9G207461], AXIAL-FLOW 8120 [Y9G207601 - YAG210155],...
  • Page 35 INTRODUCTION WEAR LIMITS ON ROLLER CHAIN Strand No. 40 Chain (08A) No. 50 Chain (10A) No. 60 Chain (12A) No. 80 Chain (16A) Length Replace Replace Replace Replace Pitches 508 mm 523 mm 635 mm 654 mm 762 mm 787 mm 1016 mm 1047 mm (20.0 in)

  • Page 36: General Specification

    INTRODUCTION General specification Axial-Flow 7120 Axial-Flow 8120 - Axial-Flow 9120 HEADER Grain Header 6.09 m (20 ft), 7.62 m (25 ft), 9.14 m 6.09 m (20 ft), 7.62 m (25 ft), 9.14 m (30 (30 ft) Flex header 6.09 m (20 ft), 7.62 m (25 ft), 9.14 m 6.09 m (20 ft), 7.62 m (25 ft), 9.14 m (30...
  • Page 37 INTRODUCTION Axial-Flow 7120 Axial-Flow 8120 - Axial-Flow 9120 Number Helical Separator Bars 2 ROTOR, EXTENDED WEAR Number of rasp-bars High Alloy Number Straight Separator Bars Number Helical Separator Bars 2 ROTOR CONCAVE Number of separating sections 4 Number of threshing sections Clearance Range 120 mm (4.7 in)
  • Page 38 INTRODUCTION Axial-Flow 7120 Axial-Flow 8120 - Axial-Flow 9120 Grain Pan length 1400 mm (55.1 in) 1400 mm (55.1 in) Grain Pan + rake surface 20600.0 cm² (3193 in²) 24703.2 cm² (3829 in²) Pre-sieve width 1276 mm (50.2 in) 1536 mm (60.5 in) Pre-sieve length 645 mm (25.4 in)
  • Page 39 INTRODUCTION Axial-Flow 7120 Axial-Flow 8120 Axial-Flow 9120 ENGINE Fuel tank 1000 l (264.2 US gal) 1000 l (264.2 US gal) 1000 l (264.2 US gal) Axial-Flow 7120 Axial-Flow 8120 - Axial-Flow 9120 STRAW CHOPPER & SPREADER Integral - Fixed Integral - Fixed...
  • Page 40 INTRODUCTION Axial-Flow 7120 Axial-Flow 8120 - Axial-Flow 9120 FINAL DRIVES Type Bull gear-Opt. Planetary Planetary Ratio 11:111 (1:13.09 w-planetary final 1:13.09 drive) WEIGHT 15912 kg (35080.0 lb) 16311 kg (35959.6 lb) (approximate) 84526978 12/03/2013...
  • Page 41 INTRODUCTION Overall Dimensions Axial-Flow 7120 - Axial-Flow 8120 - Axial-Flow 9120 Drive Tires 1050-50R32 1050-50R32 900-60-R32 900-60-R32 800-65R32 800-65R32 800-65R32 118 mm 118 mm 115 mm 115 mm 115 mm 115 mm 100 mm Drive Offset (Dish) (4.64 in) (4.64 in) (4.52 in)
  • Page 42 INTRODUCTION 73085295 73085296 84526978 12/03/2013...
  • Page 43 INTRODUCTION 73085297 84526978 12/03/2013...
  • Page 44 INTRODUCTION Overall Dimensions Axial-Flow 7120 - Axial-Flow 8120 - Axial-Flow 9120 Drive tires 800-65R32 710-70R38 710-70R38 710-70R38 650-75R32 650-75R32 650-75R32 Drive offset 100 mm 82 mm (3.22 82 mm (3.22 82 mm (3.22 46 mm (1.81 46 mm (1.81 46 mm (1.81 (Dish) (3.93 in) (in)
  • Page 45 INTRODUCTION 73085295 73085296 84526978 12/03/2013...
  • Page 46 INTRODUCTION 73085297 84526978 12/03/2013...
  • Page 47 INTRODUCTION 73085298 73085299 Overall Dimensions Max height at grain covers 4366 mm (171.88 in) Max height at Auger 786 mm (30.94 in) Length with 6.4 m (21 ft) Unload tube (3) 6701 mm (263.81 in) Length with 7.3 m (24 ft) Unload tube (4) 7615 mm (299.80 in) Clearance under 6.4 m (21 ft) Unload 3553 mm (139.88 in)

  • Page 48: Capacities

    INTRODUCTION Capacities CAPACITY CHART Fluid Type (recommended) Capacity Unit Engine Engine Oil CASE IH A . 1™ KCELA 25 l (6.6 US gal) SAE 15W-40 CaseIH Cursor 9L NGINE OIL Engine Engine Oil CASE IH A . 1™ KCELA 32 l (8.5 US gal) SAE 15W-40 CaseIH 10.3L...

  • Page 49: General Specification - Biodiesel Fuels

    ASTM D6751. NOTICE: It is imperative that you check which blend is approved for your engine with your CASE IH AGRICULTURE dealer. Be aware that the use of Biodiesel Fuel that does not comply with the Standards mentioned above could lead to severe damage to the engine and fuel system of your machine.

  • Page 50: Product Identification

    INTRODUCTION Product identification AXIAL-FLOW 7120, AXIAL-FLOW 8120 [Y8G205001 - Y9G207461], AXIAL-FLOW 8120 [Y9G207601 - YAG210155], AXIAL-FLOW 8120 [YAG210201 - YBG213400], AXIAL-FLOW 8120 [YBG213601 - YCG214716], AXIAL-FLOW 9120 The Product Identification Number (PIN) of the combine and engine is located at the follow-...
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This manual is also suitable for:

Axial-flow 8120Axial-flow 9120

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