
8
• 5sec.;The indoor fan is delayed for 5 seconds, when operating initially, to prevent noises from occurring by
the vertical louver and airflow.
• 2min.;The reversing valve is delayed for 2 minutes to prevent the refrigerant-gas from making abnormal
noises when the heating opeation is OFF or switched to the other operation mode while compressor
is off. While compressor is running, it take 3-5 seconds to switch.
2. Airflow Direction Control
•This function is to swing the vertical louver up and down automatically and to set it at a fixed position.
•The procedure is:
1st; Press the ON/OFF Button ot operate the unit.
2nd;Press the Airflow Direction Control Button to swing the vertical louver up and down automatically
3rd; Repress the Airflow Direction Control Button to set the vertical louver at the desired position.
ALL MODELS
Operation Details
(1) Function of the main control
1.Time delay Safety Control
• 3min.;The compressor operation is delayed for 3 minutes to allow system pressures to equalize
(Compressor protection)
0
1
2
3
45
110
Cooling
Cooling
Cooling
Horizontal
Setting point:
Setting range for:
Heating
Heating
Heating (Close)
Approx. 28
67
7
8
Approx. 28
3. Cooling Operation Mode
• When selecting the Cooling ( ) Mode Operation, the unit will operate according to the setting by the remote
controller and per the operation diagram shown below.
INTAKE AIR TEMP.
SETTING TEMP. +1˚F
(Compressor ON)
SETTING TEMP. -1˚F
(Compressor OFF)
INDOOR FAN SPEED
COMPRESSOR
Selecting
fan speed Selecting
fan speed
ON ONONOFF OFF
Low Low Selecting
fan speed
More than
3 minutes More than
3 minutes
Setting Temp