Description
Komatsu WD420-3 Shop Manual (SEBMA00500)
Komatsu WD420-3 Wheel Dozer Index:
00 Index and foreword
Table of contents
Foreword and general information
01 Specification
Contents
Specifications
10 Structure and function
Contents
Engine and cooling system
Power train
Hydraulic system
Work equipment
Cab and it’s attachments
Electrical system
20 Standard value table
Contents
Standard value table
30 Testing and adjusting
Contents
Testing and adjusting
40 Troubleshooting
Contents
Failure code table and fuse locations
General information on troubleshooting
Troubleshooting by failure code
Troubleshooting of electrical system
Troubleshooting of hydraulic and mechanical system (H-mode)
Troubleshooting of engine (S-mode)
90 Diagrams and drawings
Contents
Hydraulic diagram
Electrical diagram
