Case 921, 921B Wheel Loader Service Manual


Covers: Case 921 and 921B Wheel Loader
Pages: 1,130
Format: PDF
File size: 238mb
Compatibility: Windows/Mac/Tablet/Smartphone
Notes: Instant digital download only – no printed copy or CD-ROM media.

This professionally service manual is the latest edition and contains service procedures for Case 921 and 921B wheel loaders. Troubleshooting, removal, disassembly, inspection and installation procedures, and complete specifications and torque references can be found in most sections. View the PDF service manual on your computer or print off detailed repair and maintenance instructions as needed.

For engine repair, refer to OEM Cummins manual (L10 or M11, sold separately)


General Information

  • Torque Specs
  • Fluids and Lubricants Specifications
  • Loctite Product Chart


  • Engine Troubleshooting
  • Engine and Radiator Removal and Installation
  • Stall Tests


  • Electrical Specifications, Troubleshooting and Schematics
  • Electrical Schematics and Troubleshooting – 921B Units with Auto Shift Transmission
  • Starter and Starter Solenoid
  • Batteries
  • Instrument Cluster
  • Alternator


  • Removal and Installation of Steering Components
  • Steering Specifications and Troubleshooting
  • Steering Cushion Valve
  • Steering Control Valve
  • Flow Control Valve
  • Steering Cylinder
  • Auxiliary Steering Motor and Pump
  • Center Pivot

Power Train

  • Removal and Installation of Power Train Components
  • Transmission Specifications, Schematic, and Troubleshooting – Units With/Without Auto Shift Transmission
  • Transmission Repair
  • Axles
  • Drive Shaft, Center Bearing and Universal Joints
  • Wheels and Tires
  • Transmission Control Valve – Units With/Without Auto Shift Transmission


  • Removal and Installation of Brake Components
  • Specifications, Schematic, Troubleshooting, and Adjustments
  • Brake Pump
  • Accumulators
  • Brake Valve
  • Parking Brake and Solenoid Valve
  • Accumulator Valve


  • Removal and Installation of Hydraulic Components
  • Hydraulic Specifications, Schematics, Troubleshooting, and Pressure Checks
  • Cleaning the Hydraulic System
  • Hydraulic Pump
  • Loader Control Valve
  • Cylinders
  • Remote Control Valves
  • Pressure Regulator Valve and Accumulator
  • Ride Control Valve


  • Air Conditioning Troubleshooting and System Checks
  • Air Conditioner System Service – Refrigerant Recovery, System Evacuation and Recharging
  • Removal and Installation of Air Conditioning Components
  • Air Conditioning Compressor and Clutch
  • Loader
  • ROPS Cab and ROPS Canopy
  • Seat and Seat Belts
  • Suspension Seat
  • Pedals and Levers


  • Electrical Schematic
  • Hydraulic Circuit Schematic

How does this work?

It’s simple – after purchasing this manual through our secure checkout, a download link will be sent to the email address you specify at checkout. You have up to 90 days to retrieve and save the file. Once saved, the manual is yours for good.

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SKU: CASE-921-SM Categories: , Tags: ,

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