Case W20F Service Manual
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Case W20F Service Manual

Wheel loader
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W20F
Wheel Loader
SERVICE MANUAL
Part number 48096018A
2
nd
edition English
May 2018
© 2018 CNH Industrial Latin America LTDA. All Rights Reserved.

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Summary of Contents for Case W20F

  • Page 1 W20F Wheel Loader SERVICE MANUAL Part number 48096018A edition English May 2018 © 2018 CNH Industrial Latin America LTDA. All Rights Reserved.
  • Page 2 SERVICE MANUAL W20F Standard model, with cab, Tier 3, made in Brazil W20F Fertilizer model, with cab, Tier 3, made in Brazil 48096018A 18/05/2018 Find manuals at https://best-manuals.com...
  • Page 3 Link Product / Engine Product Market Product Engine W20F Standard model, with cab, Australia New Zealand F4GE9684T*J601 Tier 3, made in Brazil North America W20F Standard model, with cab, F4GE9684T*J601 Tier 3, made in Brazil W20F Standard model, with cab,...
  • Page 4 Contents INTRODUCTION Engine..................10 [10.001] Engine and crankcase ............. 10.1 [10.102] Pan and covers .
  • Page 5 Brakes and controls ..............33 [33.202] Hydraulic service brakes ............33.1 [33.110] Parking brake or parking lock .
  • Page 6 [55.525] Cab engine controls ..............55.2 [55.201] Engine starting system .
  • Page 7 48096018A 18/05/2018 Find manuals at https://best-manuals.com...
  • Page 8 INTRODUCTION 48096018A 18/05/2018 Find manuals at https://best-manuals.com...

  • Page 9: Table Of Contents

    Contents INTRODUCTION Foreword - Important notice regarding equipment servicing ........3 Foreword - How to use and navigate through this manual .

  • Page 10: Foreword - Important Notice Regarding Equipment Servicing

    In any case, no warranty is given or attributed on the product manufactured or marketed by the manufacturer in case of damages caused by parts and/or components not approved by the manufacturer.

  • Page 11: Foreword - How To Use And Navigate Through This Manual

    INTRODUCTION Foreword - How to use and navigate through this manual This manual has been produced by a new technical information system. This new system is designed to deliver technical information electronically through web delivery (eTIM), DVD, and paper manuals. A coding system called SAP has been developed to link the technical information to other Product Support functions, e.g., Warranty.
  • Page 12 INTRODUCTION Manual content This manual is divided into Sections. Each Section is then divided into Chapters. Contents pages are included at the beginning of the manual, then inside every Section and inside every Chapter. An alphabetical Index is included at the end of each Chapter.
  • Page 13 INTRODUCTION 61 - Metering system 62 - Pressing - Bale formation 63 - Chemical applicators 64 - Chopping 66 - Threshing 68 - Tying/Wrapping/Twisting 69 - Bale wagons 70 - Ejection 71 - Lubrication system X X X X X 72 - Separation 73 - Residue handling 74 - Cleaning...
  • Page 14 INTRODUCTION Chapters Each Chapter is identified by a number e.g. Engine - Engine and crankcase - 10.001. The first number is identical to the Section number i.e. Chapter 10.001 is inside Section 10, Engine. The second number is representative of the Chapter contained within the Section.
  • Page 15 • (A) corresponds to the sections of the service manual. (B) corresponds to the chapters of the service manual. After (B) there may be some additional information. In this case it shows “.01”, which represents the “Front” block cover. These options may be front/rear, left/right, hydraulic/ mechanical etc.

  • Page 16: Safety Rules

    Contact of CUIL13TRO0091AA the acid solution with the skin or eyes can cause serious injury and blindness. In case of accidental contact with the eyes or skin, immediately wash with running water and seek emergency medical care.

  • Page 17: Safety Rules (Signal Word Definitions)

    INTRODUCTION Safety rules (Signal word definitions) 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. Throughout this manual and on machine safety signs, you will find the signal words DANGER, WARNING, and CAU- TION followed by special instructions.

  • Page 18: Safety Rules

    • Do not leave soiled rags that may contain any flammable substances close to the engine. • Always use caution when starting an engine after any work has been performed. Be prepared to cut off intake air in case of engine runaway. • Never disconnect the batteries while the engine is running.
  • Page 19 • Do not alter the lengths of any wires. • Do not connect any electronic service tool to the engine electrical equipment unless specifically approved by CASE CONSTRUCTION. • Do not modify the fuel system or hydraulic system unless approved by CASE CONSTRUCTION. Any unauthorized modification will compromise warranty assistance and may affect engine operation and life span.

  • Page 20: Safety Rules

    INTRODUCTION Safety rules General safety regulations General Aspects • Strictly follow repair and maintenance procedures. • Do not wear rings, wrist watches, jewelry, accessories, unbuttoned items of clothing, unsecured clothing like ties, torn clothing, scarves, or open jackets or shirts with open zippers that could get caught in moving parts. Use ap- proved safety clothing, such as anti-slip footwear, sleeves, protective goggles, helmets, etc.
  • Page 21 INTRODUCTION • Never lubricate the machine when the engine is running. Electrical systems • If it is necessary to use auxiliary batteries, you must connect the cables on both sides as follows: (+) to (+) and (-) to (-). Avoid causing the terminals to short circuit. The gas that the batteries release is highly flammable. During charging, leave the battery compartment open to improve ventilation.

  • Page 22: Safety Rules

    INTRODUCTION Safety rules Health and safety precautions Many of the procedures involved in machine maintenance and repair services involve physical hazards and other health risks. This section lists some of these hazardous procedures and the materials and equipment associated with them.
  • Page 23 INTRODUCTION Do not clean your hands or clothes with chemicals. Chemicals, particularly solvents and fuels, dry out the skin and can cause irritation and dermatitis. Some can be absorbed through the skin in toxic or harmful quantities. Do not use empty containers to store other chemicals, except when they have been cleaned under supervision. Do not attempt to sniff or inhale chemicals.
  • Page 24 INTRODUCTION Foams – Polyurethane See fire. Used for soundproofing. Cured foams used in seat cushions and finishes. Follow the manufacturer’s in- structions. Components that have not reacted are irritants and could be harmful to the eyes and the skin. Wear sleeves and protective goggles.
  • Page 25 INTRODUCTION Legal aspects Various laws and regulations lay down the health and safety requirements for working with materials and equipment in workshops. Always observe the regulations and laws in force in the country in which you are working. Workshops must comply with the relevant regulations and laws. Consult the local supervisory authorities or related government bodies if you are in any doubt.

  • Page 26: Safety Rules (Weld Works)

    The time to perform welding operations depends on the quality and precision of the work. Never make modifications on the machine. To perform welding operations on the machine (authorized and in accordance with CASE CONSTRUCTION recommendations), proceed as follows: •...
  • Page 27 INTRODUCTION Heating lines containing pressurized fluid NOTICE: Flammable sprays can be generated by heating near lines containing pressurized fluid, resulting in severe burns to those doing the repair and to bystanders. • Do not cause heating by welding, or use open flames near the components containing pressurized fluid or other flammable materials.

  • Page 28: Safety Rules - (Machine Service)

    INTRODUCTION Safety rules - (Machine service) NOTICE: Carefully read the Operation and Maintenance Manual before you turn on, operate, perform maintenance, fuel, or repair the machine in any way. Safe maintenance • Unexpected machine movement can cause serious in- jury. •...
  • Page 29 INTRODUCTION Maintenance with the engine in operation • Do not perform any maintenance operation with the en- gine running. • Contact with moving parts can cause serious injuries. • Stop the engine and wait for it to cool off prior to per- forming maintenance operations.
  • Page 30 INTRODUCTION Support, block, and protect the machine properly • Do not perform maintenance work on a machine that is not properly supported. • Always support the implement on the ground before starting the maintenance work. • If it is necessary to perform maintenance on a machine with the implement raised, make sure to support it firmly.
  • Page 31 INTRODUCTION Safe storage of accessories • Accessories such as buckets, hydraulic brakes and blades stored incorrectly can fall and cause serious injury or death. • Store accessories and implements safely to prevent falling. • Keep accessories and implements stored in safe loca- tions without the circulation of people.
  • Page 32 INTRODUCTION Dispose of waste correctly • Disposing of waste improperly represents a danger for the environment. • Potentially dangerous material used in the machines includes lubricants, fuel, coolant, brake fluid, filters, and batteries. • Use sealed containers when draining the fluids. •...
  • Page 33 • Avoid spilling or splashing the machine with the elec- trolyte. • Use the correct emergency start-up method. • In case of contact with the acid, thoroughly wash the affected part with water. Place baking soda or clay on the area to help neutralize the acid.
  • Page 34 • Like the engine, the pressure lines and lubrication sys- tem components are also heated during machine oper- ation. • In case of maintenance in any of these components, wait until the system completely cools. • Wait until all the fluids and components cool before starting any maintenance work.
  • Page 35 INTRODUCTION Be careful with pressurized fluids • Fuel or hydraulic fluid under pressure can penetrate the skin or eyes, causing serious injuries, blindness, or death. • Avoid this hazard by releasing the pressure from the systems before disconnecting the hydraulic or fuel lines.

  • Page 36: Torque

    INTRODUCTION Torque Non-flanged metric fasteners Bolt 8.8 Class Bolt 10.9 Class and nut class 8 and nut class 10 Jam nut CL Jam nut CL Nominal size Zinc- and Zinc- and 0.8 with bolt 0.10 with bolt Unplated chrome- Unplated chrome- CL 8.8 CL 10.9...
  • Page 37 INTRODUCTION Flanged metric fasteners Bolt 8.8 Class Bolt 10.9 Class and nut class 8 and nut class 10 Jam nut CL Jam nut CL Nominal size Zinc- and Zinc- and 0.8 with bolt 0.10 with bolt Unplated chrome- Unplated chrome- CL 8.8 CL 10.9 plated...
  • Page 38 INTRODUCTION Non-flanged fasteners in inches Bolt and nut Bolt and nut class SAE 5 class SAE 8 Jam nut GrB Jam nut GrC Nominal size Gold-, Zinc- Gold-, Zinc- Unplated or Unplated or with bolt Gr5 with bolt Gr8 and Chrome- and Chrome- silver-plated silver-plated...
  • Page 39 INTRODUCTION Self-locking nuts in inches, all-metal (three optional methods) Grade A (1) Corner marking method: No notches (2) Flats marking method: No marks (3) Clock marking method: No marks Grade B (1) Corner marking method: One circumferential notch (2) Flats marking method: Letter B (3) Clock marking method: Three marks Grade C (1) Corner marking method: Two circumferential notches...

  • Page 40: Torque - Standard Torque Data For Hydraulics

    INTRODUCTION Torque - Standard torque data for hydraulics Installation of adjustable fittings in straight thread O-ring bosses 1. Lubricate the O-ring by coating it with a light oil or petroleum. Install the O-ring in the groove adjacent to the metal backup washer which is assembled at the extreme end of the groove (4).
  • Page 41 This as a preview PDF file from best-manuals.com Download full PDF manual at best-manuals.com...

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