Komatsu PW130ES-6K Operation & Maintenance Manual page 95

EXPLANATION OF COMPONENTS
Sending air to upper area of
Purpose
Air outlets
2. EXTERNAL/INTERNAL AIR CHANGEOVER SWITCH
Changes between internal air circulation and external air intake.
Internal air circuit. This is used
when wishing to quickly cool or
Purpose
warm the cab or when the air
Switch
3. TEMPERATURE CONTROL SWITCH
This switch continuously adjusts the temperature between high
and low.
Purpose
Switch
94
operator's seat
inside the cab is stale.
To low temperature
Blue
Blue range indicates low temperature and red range high temperature.
The range is divided into eight steps, each of which is continuously
adjustable
Sending air to lower area of
operator's seat
External air intake
This is used for fresh air intake or
to remove condensation on
windows
To high temperature
Red
AA30813C
OPERATION