Komatsu PC138US-11 Operation & Maintenance Manual page 276

HANDLE AIR CONDITIONER
METHOD FOR MANUAL OPERATION
1.
Press fan switch (2) and adjust the air flow.
At this time, check that set temperature (a) and air flow
rate (b) are displayed on "A/C Setting" screen of the moni-
tor.
2.
Press air conditioner switch (8) to turn it ON.
3.
Press temperature control switch (3) to select desired tem-
perature.
3-206
WENAM00111
OPERATION