Case 420, 420B, 420C Terratrac Dozer Service Manual

Original price was: $87.80.Current price is: $39.99.

  • Covers Case 420, 420B, 420C Terratrac Dozer (Gas models only)
  • P/N 9-70121
  • 273 pages
  • Downloadable PDF format
  • 50mb file size
  • Searchable, printable
  • Works with Windows/Mac/Tablet/Mobile

The Case 420, 420B and 420C dozer service manual includes specifications, step-by-step instructions and accurate illustrations to aid mechanics with mechanical, electrical and hydraulic repairs. The complete service manual was carefully reproduced from the original dealer manual and is a must for mechanics repairing or rebuilding their dozer to the manufacturer’s standards. This service manual is also referred to as the shop manual or repair manual. Applies to gasoline models only.


  • General Specifications
  • Gas Engine Service & Overhaul
  • Engine Troubleshooting
  • Cooling System
  • Gasoline Fuel System
  • Carburetor
  • Clutch
  • Transmission Removal/Replacement
  • Transmission Overhaul
  • Differential
  • Final Drive System
  • Track System
  • Electrical System
  • Wiring Diagram
  • Hydraulic System
  • Dozer
  • Loader
  • Backhoe

Example Service Manual PDF Download

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