Komatsu — 11.13 HANDLING AIR CONDITIONER

11. EXPLANATION OF COMPONENTS VENT SELECTOR SWITCH (sending air to feet) If lever 1 is pushed to position a , the air from the air conditioner is all directed to the feet. This can be used to send warm air to the feet during cold weather. FRESH/RECIRC SELECTOR SWITCH (RECIRCULATE) When switch 2 is pressed, the air inside the cab is recirculated and no fresh air is taken in from outside. This position is used when heating or cooling the cab quickly or when the outside air is dirty. FRESH/RECIRC SELECTOR SWITCH (FRESH) When switch 2 is pressed, fresh air is taken into the cab during heating or cooling.

This position is used to bring in clean fresh air into the cab or to remove the mist from the cab windows. TEMPERATURE INDICATOR The further the indicator is in the blue range, the lower the temperature is; the further the indicator is in the red range, the higher the temperature is. The indicator range is divided into 7 levels, but within each range the temperature changes steplessly. TEMPERATURE CONTROL SWITCH (COOL) Use switch 3 to reduce the temperature. Press this switch to reduce the temperature of the air sent from the air conditioner. The lower the temperature becomes, the further the indicator moves into the blue range.

TEMPERATURE CONTROL SWITCH (WARM) Use switch 3 to increase the temperature. Press this switch to increase the temperature of the air sent from the air conditioner. The higher the temperature becomes, the further the indicator moves into the red range. 2-25