Service Manual

7-3. Forced cooling operation
The outdoor unit may not operate depending on the room temperature.
When FORCED COOLING OPERATION button is pressed more than 10 seconds, forced cooling
operation starts as shown in the table below.
Operation mode Cooling
Fan mode HIGH
Timer mode Continuous (no timer setting available)
Setting temperature 24°C
Vertical airflow direction louver setting Standard
SWING Off
ECONOMY Off
Human sensor Off
• During the forced cooling operation, it operates regardless of room temperature sensor.
• Operation LED and timer LED blink at the same time during the forced cooling operation.
They blink for 1 second ON and 1 second OFF on both operation LED and timer LED (same as
test operation).
By performing one of the following action, test operation will be canceled:
• Pressing the remote controller START/STOP button
• Pressing FORCED COOLING OPERATION button for 3 seconds
• 60 minutes passed after starting forced cooling operation
NOTE: When HEAT operation is selected on the remote controller during forced cooling operation,
heating test run will begin in about 3 minutes.
7-4. 10 °C HEAT operation
10 °C HEAT operation performs as below setting when pressing 10 °C HEAT button.
Operation mode Heating
Setting temperature 10°C
Fan mode AUTO
LED display Economy
Defrost operation Operate as normal
7-5. ECONOMY operation
The ECONOMY operation starts by pressing ECONOMY button on the remote controller.
The ECONOMY operation is almost the same operation as below settings.
Mode Cooling/Dry Heating
Target temperature Setting temperature +1°C Setting temperature -1°C
7-3. Forced cooling operation - (04-26) - 7. Various control
CONTROL AND FUNCTIONS CONTROL AND FUNCTIONS