Komatsu PC128US-8 - Standard Tightening Torque Table; Conversion Table; 01 Specification; Specification and Technical Data

00-2 PC128US-8
00 Index and foreword
Table of contents
Index
Table of contents 1
00 Index and foreword
Index .................................................................................................................................................. 00-2
Table of contents............................................................................................................................ 00-2
Foreword and general information ..................................................................................................... 00-9
Safety notice................................................................................................................................... 00-9
How to read the shop manual......................................................................................................... 00-14
Explanation of terms for maintenance standard............................................................................. 00-16
Handling of electric equipment and hydraulic component.............................................................. 00-18
Handling of connectors newly used for engines............................................................................. 00-27
How to read electric wire code ....................................................................................................... 00-30
Precautions when carrying out operation ....................................................................................... 00-33
Method of disassembling and connecting push-pull type coupler .................................................. 00-36
Standard tightening torque table .................................................................................................... 00-39
Conversion table............................................................................................................................. 00-43
01 Specification
Specification and technical data......................................................................................................... 01-3
Specification dimension drawing .................................................................................................... 01-3
Working range diagram .................................................................................................................. 01-4
Specifications ................................................................................................................................. 01-5
Weight table.................................................................................................................................... 01-8
Table of fuel, coolant and lubricants............................................................................................... 01-10
10 Structure, function and maintenance standard
Engine and cooling system ................................................................................................................ 10-4
Engine and cooling system............................................................................................................. 10-4
PTO ................................................................................................................................................ 10-5
Cooling system............................................................................................................................... 10-6
Power train......................................................................................................................................... 10-8
Power train ..................................................................................................................................... 10-8
Swing circle .................................................................................................................................... 10-9
Swing machinery ............................................................................................................................ 10-10
Undercarriage and frame ................................................................................................................... 10-12
Track frame .................................................................................................................................... 10-12
Idler cushion ................................................................................................................................... 10-13
Idler................................................................................................................................................. 10-14
Track roller...................................................................................................................................... 10-15
Carrier roller.................................................................................................................................... 10-16
Sprocket ......................................................................................................................................... 10-17
Track shoe...................................................................................................................................... 10-18
Hydraulic system................................................................................................................................ 10-24
Hydraulic equipment layout drawing............................................................................................... 10-24
Valve control................................................................................................................................... 10-26
Hydraulic tank and filter.................................................................................................................. 10-28
Hydraulic pump............................................................................................................................... 10-30
Control valve................................................................................................................................... 10-56
CLSS .............................................................................................................................................. 10-68
Functions and operation by valve................................................................................................... 10-72
PPC valve....................................................................................................................................... 10-102
Swing motor.................................................................................................................................... 10-119
Travel motor ................................................................................................................................... 10-127
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