Komatsu Galeo PC138US-8 Shop Manual page 724

SEN02468-01 40 Troubleshooting
H-13 Boom RAISE speed is low in compound operation of swing + boom RAISE....................................... 15
H-14 Travel speed lowers largely during compound operation of work equipment/swing + travel ............... 16
H-15 Machine deviates during travel............................................................................................................. 17
H-16 Travel speed is low............................................................................................................................... 18
H-17 Machine cannot be steered easily or steering power is low ................................................................. 19
H-18 Travel speed does not change or it is kept low or high ........................................................................ 20
H-19 Track does not move (Only either side)................................................................................................ 20
H-20 Machine does not swing....................................................................................................................... 21
H-21 Swing acceleration or swing speed is low ............................................................................................ 22
H-22 Excessive overrun when stopping swing.............................................................................................. 23
H-23 When upper structure stops swinging, it makes large shock ............................................................... 24
H-24 When upper structure stops swinging, it makes large sound ............................................................... 24
H-25 Hydraulic drift of swing is large............................................................................................................. 25
H-26 Flow rate in attachment circuit cannot be adjusted .............................................................................. 26
2
PC138US, USLC-8