Komatsu PC1250-11 Original Instructions Manual page 273

OPERATION
METHOD FOR OPERATING WITH COLD AIR TO FACE AND WARM AIR TO FEET
To operate with cold air blowing to the face and warm air blow-
ing to the feet, set as follows.
1.
Press fan switch (1) and adjust the air flow.
When doing this, check that temperature setting (a) and air
flow (b) are displayed on the monitor.
2.
Press vent selector switch (2) and set the vent display on
the monitor to the display shown in the figure.
HANDLE AIR CONDITIONER
3-207