Komatsu ecot3 PC300LC-8 Shop Manual page 12

SEN01985-15
Removal and installation of aftercooler assembly ....................................................................... 30
Removal and installation of engine and hydraulic pump assembly ............................................. 31
Power train
Removal and installation of final drive assembly.........................................................................
Disassembly and assembly of final drive assembly ....................................................................
Removal and installation of swing motor and swing machinery assembly .................................. 11
Disassembly and assembly of swing motor and swing machinery assembly ............................. 12
Removal and installation of swing circle assembly ..................................................................... 19
Undercarriage and frame
Disassembly and assembly of carrier roller.................................................................................
Disassembly and assembly of track roller assembly...................................................................
Disassembly and assembly of idler assembly.............................................................................
Disassembly and assembly of recoil spring ................................................................................
Removal and installation of sprocket...........................................................................................
Expansion and installation of track shoe assembly ..................................................................... 10
Removal and installation of revolving frame assembly ............................................................... 12
Removal and installation of counterweight assembly.................................................................. 14
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................................................................ 11
Removal and installation of oil seal in hydraulic pump input shaft .............................................. 13
Disassembly and assembly of work equipment PPC valve assembly ........................................ 14
Disassembly and assembly of travel PPC valve assembly ......................................................... 16
Disassembly and assembly of hydraulic cylinder assembly........................................................ 19
Work equipment
Removal and installation of work equipment assembly...............................................................
Cab and its attachments
Removal and installation of operator's 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 .............................................................................................................
Electrical diagrams and drawings
Electrical circuit diagram .............................................................................................................
Connector list and sterogram ...................................................................................................... 13
10
00 Index and foreword
SEN02637-02
2
3
SEN02638-03
2
3
4
7
9
SEN02639-02
2
4
5
7
SEN02640-00
2
SEN02641-02
2
5
SEN02642-02
2
5
6
8
SEN02004-01
3
SEN02005-04
3
PC300, 350-8