2)
OUTLET CONTROL BUTTON
1
2
3
4
5
50D9CD51
3)
TEMPERATURE CONTROL KNOB
50D9CD53
4)
AIR INLET CONTROL BUTTON
50D9CD52
5)
FAN SPEED CONTROL KNOB
50D9CD54
There are five kinds of air flow.
Face
①
Rear
②
Face and rear
③
Face and defrost
④
Defrost
⑤
The pilot lamp is turned ON when the button is pushed.
※
This knob regulates the temperature of air.
Right side (red zone) : Cool down air temperature
①
Left side (blue zone) : Heat up air temperature
②
This button selects the inlet air.
Pilot lamp ON : Fresh air intake.
①
Pilot lamp OFF : The air circulates in the cab.
②
The pilot lamp is turned ON when the button is pushed.
※
Check out the fresh air filter periodically to keep a good
※
efficiency.
Change air occasionally when using recirculation for a long
※
time.
Check out the recirculation filter periodically to keep a good
※
efficiency.
Fan speed is controlled automatically by set temperature.
①
The AUTO pilot lamp ON when the air conditioner button is
※
pushed.
This knob controls fan speed manually.
②
The AUTO pilot lamp OFF when this knob is operated.
※
This knob makes the system ON.
③
The fan is stopped when this knob is pointed to the
④
3-42
position.