Overview
The Komatsu D39EX-22, D39PX-22, D39PX-22 dozer repair service manual provides a technical reference for the covered equipment. Its purpose is to help locate information relevant to inspection, troubleshooting, servicing and repair, as applicable to the supplied publication.
The supplied contents outline identifies Manuals, 00 Index and foreword, 01 Specification and 10 Structure, function and maintenance standard. The table below follows the provided section names and selected topics; consult the manual for the exact procedures and specifications.
Important Information: Confirm the applicable serial-number or production range in the supplied documentation before selecting a procedure.
Table of Contents
Komatsu D39EX-22, D39PX-22, D39PX-22 Manual
Main sections and selected subjects identified in the source documentation:
- Manuals: Service Manual and Operation and Maintenance Manual
- 00 Index and foreword
- 01 Specification
- 10 Structure, function and maintenance standard
- 20 Standard value table
- 30 Testing and adjusting
- 40 Troubleshooting
- 50 Disassembly and assembly
- 90 Diagrams and drawings
- General Instructions
- Structure and Function.
- Testing and Adjustments.
- Troubleshooting
- Typical common troubles are listed and systematically described; with their causes and the procedures for finding and diagnosing the symptoms.
- Manual Specifications
- The coolant temperature gauge does not indicate correctly.
- (1)Although the coolant temperature is rising normally, the indication of the coolant temperature stays in
- white range (a).
- (2)Although the coolant temperature is stabilized normally, the indication of the coolant temperature
- rises to red range (c).
- Possible causes and standard value in normal state
- Defective coolant temperature sensor circuit
- Defective monitor panel
Serial-Number Applicability
The covered production ranges or serial groups may affect the applicable procedures. Check the identification details on the machine against the source documentation.










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