Komatsu ecot3 WA500-6 Shop Manual page 6

SEN00701-19
Table of contents
00 Index and foreword
Index
Composition of shop manual ...................................................................................................
Table of contents......................................................................................................................
Foreword and general information
Safety notice ............................................................................................................................
How to read the shop manual..................................................................................................
Explanation of terms for maintenance standard ......................................................................
Handling of electric equipment and hydraulic component ....................................................... 11
Handling of connectors newly used for engines ...................................................................... 20
How to read electric wire code................................................................................................. 23
Precautions when carrying out operation ................................................................................ 26
Method of disassembling and connecting push-pull type coupler ........................................... 29
Standard tightening torque table.............................................................................................. 32
Conversion table...................................................................................................................... 36
01 Specification
Specification and technical data
Specification dimension drawing..............................................................................................
Specifications...........................................................................................................................
Weight table .............................................................................................................................
Table of fuel, coolant and lubricants ........................................................................................
10 Structure, function and maintenance standard
Engine and cooling system
Cooling system ........................................................................................................................
Engine mount and transmission mount ...................................................................................
Joint .........................................................................................................................................
Cooling fan pump.....................................................................................................................
Cooling fan motor .................................................................................................................... 15
Power train, Part 1
Power train...............................................................................................................................
Power train system diagram ....................................................................................................
Drive shaft................................................................................................................................
Power train piping diagram ......................................................................................................
Torque converter...................................................................................................................... 10
Torque converter regulator valve ............................................................................................. 28
Transmission............................................................................................................................ 30
Transfer.................................................................................................................................... 50
Transmission control valve ...................................................................................................... 52
ECMV ...................................................................................................................................... 58
Main relief valve and torque converter relief valve .................................................................. 65
Lubrication relief valve ............................................................................................................. 67
Power train, Part 2
Torque converter oil cooler ......................................................................................................
Torque converter oil filter .........................................................................................................
Center support .........................................................................................................................
Axle..........................................................................................................................................
Differential................................................................................................................................ 10
Limited slip differential ............................................................................................................. 19
Final drive ................................................................................................................................ 24
Steering system
Steering piping diagram ...........................................................................................................
Steering column .......................................................................................................................
Steering control valve ..............................................................................................................
4
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00 Index and foreword
1
SEN00701-19
2
4
SEN00702-05
2
7
9
SEN00703-03
2
3
6
8
SEN00704-01
2
5
6
8
SEN00705-03
2
3
5
8
SEN00864-02
2
3
6
8
SEN00706-03
2
3
4
WA500-6