Komatsu 70001 Shop Manual page 12

SEN02225-15
Sketches of special tools............................................................................................................. 10
Engine and cooling system
Removal and installation of fuel supply pump assembly .............................................................
Removal and installation of fuel injector assembly......................................................................
Removal and installation of engine front seal.............................................................................. 12
Removal and installation of engine rear seal .............................................................................. 15
Removal and installation of cylinder head assembly................................................................... 20
Removal and installation of radiator assembly............................................................................ 29
Removal and installation of hydraulic oil cooler assembly .......................................................... 31
Removal and installation of aftercooler assembly ....................................................................... 33
Removal and installation of engine and hydraulic oil pump assembly ........................................ 34
Power train
Removal and installation of travel motor and final drive assembly..............................................
Disassembly and assembly of final drive assembly ....................................................................
Removal and installation of swing motor and swing machinery assembly .................................. 12
Disassembly and assembly of swing motor and swing machinery assembly ............................. 13
Removal and installation of swing circle assembly ..................................................................... 20
Undercarriage and frame
Disassembly and assembly of carrier roller assembly ................................................................
Disassembly and assembly of track roller assembly...................................................................
Disassembly and assembly of idler assembly.............................................................................
Disassembly and assembly of recoil spring assembly ................................................................
Removal and installation of sprocket........................................................................................... 10
Expansion and installation of track shoe assembly ..................................................................... 11
Removal and installation of revolving frame assembly ............................................................... 13
Removal and installation of counterweight assembly.................................................................. 16
Hydraulic system
Removal and installation of center swivel joint assembly............................................................
Disassembly and assembly of center swivel joint assembly .......................................................
Removal and installation of hydraulic tank assembly ..................................................................
Removal and installation of control valve assembly....................................................................
Disassembly and assembly of control valve assembly ............................................................... 10
Removal and installation of hydraulic pump assembly................................................................ 14
Removal and installation of oil seal in hydraulic pump input shaft .............................................. 17
Disassembly and assembly of work equipment PPC valve assembly ........................................ 18
Disassembly and assembly of travel PPC valve assembly ......................................................... 20
Disassembly and assembly of hydraulic cylinder assembly........................................................ 23
Work equipment
Removal and installation of work equipment assembly...............................................................
Removal and installation of anti-drop valve assembly for boom .................................................
Removal and installation of anti-drop valve assembly for arm ....................................................
Disassembly and assembly of anti-drop valve assembly ............................................................ 10
Cab and its attachments
Removal and installation of operator cab assembly....................................................................
Removal and installation of operator cab glass (stuck glass) .....................................................
Removal and installation of front window assembly.................................................................... 15
Removal and installation of floor frame assembly....................................................................... 22
Electrical system
Removal and installation of air conditioner unit assembly...........................................................
Removal and installation of KOMTRAX communication modem assembly ................................
Removal and installation of monitor assembly ............................................................................
Removal and installation of pump controller assembly ...............................................................
Removal and installation of engine controller.............................................................................. 10
90 Diagrams and drawings
Hydraulic diagrams and drawings
Hydraulic circuit diagram .............................................................................................................
10
00 Index and foreword
SEN02655-01
2
6
SEN02656-02
2
3
SEN02657-04
2
4
5
8
SEN02658-01
2
4
5
7
SEN02659-01
2
5
8
SEN02660-01
2
5
SEN02661-02
2
5
6
8
SEN02244-01
3
PC400, 450-8