Case 721 Wheel Loader Service Manual

Original price was: $506.62.Current price is: $109.99.

Covers: Case 721 Wheel Loader

  • Built 1989-1992
  • Please contact us with your serial number if you have compatibility questions

Type: Service Manual
Language: English
Pages: 1,470
Format: PDF
File size: 362mb
Features: Bookmarked, searchable, printable
Compatibility: Windows/Mac/Tablet/Mobile

This service manual contains important information for the maintenance, troubleshooting and servicing of the Case 721 loader. In this manual you will find detailed specifications, illustrations, diagrams and step-by-step procedures to properly service the machine to the factory standards.



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


  • Engine Removal and Installation and Radiator Removal and Installation
  • Stall Tests
  • Specification Details
  • Cylinder Head and Valve Train
  • Cylinder Block, Pistons, Rods, Camshaft, Main Bearings, Oil Seals, and Flywheel
  • Lubrication System
  • Cooling System
  • Turbocharger
  • Turbocharger Failure Analysis


  • Fuel System and Filters
  • Fuel Injection Pump and Drive Gear
  • Fuel Injectors


  • Specifications, Schematics, Troubleshooting, and Using Booster Batteries to Start the Engine
  • Starter and Starter Solenoid – Nippondenso
  • Starter and Starter Solenoid – Delco Remy
  • 45 Amp Alternator
  • Batteries
  • Instrument Cluster
  • 65 Ampere Alternator


  • Removal and Installation of Steering Components
  • Steering Troubleshooting and Pressure Check
  • Steering Control Valve
  • Flow Control Valve
  • Steering Cylinder
  • Center Pivot
  • Auxiliary Steering Pump, Valve
  • Auxiliary Steering Motor, Pump


  • Removal and Installation of Components
  • Transmission Specifications and Troubleshooting (ZF Transmission with Clark Shifter)
  • Transmission Specifications and Troubleshooting (ZF Transmission with ZF Shifter)
  • Transmission Repair
  • Differential and Planetary Repair
  • Drive Shafts, Center Bearing and Universal Joints
  • Wheels and Tires


  • Removal and Installation of Brake Components
  • Specifications, Schematic, Troubleshooting, Leakage Tests and Adjustments
  • Air Compressor and Governor
  • Brake Valve
  • Brake Actuator
  • Pressure Reducing Valve and Pressure Protection Valve
  • Parking Brake (Drum, Disc)
  • Disc Brakes (Goodyear, Carlisle)
  • Air Dryer


  • Removal and Installation of 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


  • Air Conditioning Troubleshooting and System Checks
  • Discharging and Charging the Air Conditioning System
  • Removal and Installation of Air Conditioning Components
  • Compressor and Clutch
  • Loader
  • ROPS Cab and ROPS Canopy
  • Seats and Seat Belts
  • Suspension Seat
  • Pedals and Levers

Please note this manual is in downloadable PDF format only. If you have any questions about this product or would like to request sample pages, please contact us and reference the product name or SKU.

SKU: C-720WL-SM Category: Tag: