05
5-91
Manual Heating and Air 
Conditioning
The heating and cooling system can be 
controlled manually by pushing buttons 
other than the AUTO button. In this case, 
the system works sequentially according 
to the order of buttons selected. When 
pressing any button except the AUTO 
button while using automatic operation, 
the functions not selected will be 
controlled automatically.
1.  Start the engine.
2.  Set the mode to the desired position.
For improving the effectiveness of 
heating and cooling, select:
 - Heating: 
 - Cooling: 
3.  Set the temperature control to the 
desired position.
4.  Set the air intake control to the 
outside (fresh) air position.
5.  Set the fan speed control to the 
desired speed.
6.  If air conditioning is desired, turn the 
air conditioning system on.
7.  Press the AUTO button to convert to 
full automatic control of the system.
Mode selection
 Type A
OIK047305
 Type B
OIK047306
 Type C
OIK050222L
The mode selection button controls 
the direction of the air flow through the 
ventilation system.