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8-11. Changing temperature indication (°F/°C)
8-9. EMERGENCY/TEST OPERATION
In case of test run operation or emergency operation, use EMERGENCY OPERATION switch on the right side of the
indoor unit. Emergency operation is available when the remote controller is missing, has failed or the batteries of the
remote controller run down. The unit will start and AREA lamp will light.
The first 30 minutes of operation is the test run operation. This operation is for servicing. The indoor fan runs at High
speed and thermostat is ON, but temperature control does not work.
After 30 minutes of test run operation, the system shifts to EMERGENCY COOL/HEAT MODE with a set temperature of
75°F (24°C). The fan speed shifts to Med.
All protective operations such as the coil frost prevention works even in emergency operation.
In the test run or emergency operation, the horizontal vane operates in VANE AUTO ( ) mode.
Emergency operation continues until EMERGENCY OPERATION switch is pressed once or twice or the unit receives any
signal from the remote controller. In case of latter, normal operation will start.
NOTE : Do not press EMERGENCY OPERATION switch during normal operation.
8-10. 3-MINUTE TIME DELAY OPERATION
When the system turns OFF, compressor will not restart for 3 minutes as 3-minute time delay function operates to protect
compressor from overload.
Operation mode COOL HEAT
Set temperature 75°F (24°C) 75°F (24°C)
Fan speed Med. Med.
Horizontal vane Auto Auto
Vertical vane Straight Straight
The operation mode is indicated by the AREA lamp as following
NOTE:
This is the indication of EMERGENCY OPERATION mode.
AREA setting is not available during EMERGENCY OPERATION.
Lighted
Not lighted
AREA lamp L AREA R
EMERGENCY
COOL
↓
EMERGENCY
HEAT
↓
STOP
The preset unit is °F.
°F→°C : Press RESET button while the
temperature buttons are pressed.
°C→°F : Press RESET button or remove
the batteries .
•
•
•
Press RESET button gently using
a thin stick.