Komatsu Galeo PC138US-8 Shop Manual page 923

HYDRAULIC EXCAVATOR
PC138US-8
PC138USLC-8
Machine model
PC138US-8
PC138USLC-8
50 Disassembly and
Electrical system
Removal and installation of air compressor assembly .................................................................................... 2
Removal and installation of air conditioner condenser ................................................................................... 3
Removal and installation of air compressor unit assembly ............................................................................. 4
Removal and installation of machine monitor assembly ................................................................................. 7
Removal and installation of pump controller assembly ................................................................................... 8
Removal and installation of engine controller assembly ................................................................................. 9
Removal and installation of KOMTRAX communications module ................................................................ 10
PC138US, USLC-8
1SHOP MANUAL
Serial number
20001 and up
20001 and up
SEN02716-00
assembly1
1