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9-8. EMERGENCY-TEST OPERATION
When the remote controller is missing, has failed or the batteries run down, press the EMERGENCY ON/OFF button on
the front of the indoor unit. The unit will start and the OPERATION INDICATOR will light.
The first 30 minutes of operation will be the test run operation. This operation is for servicing. The indoor fan runs at high
speed and the system is in continuous operation. The thermostat is ON and the timer is reset to normal.
After 30 minutes of test run operation the system shifts to EMERGENCY COOL, HEAT MODE with a set temperature of
24°C.
The fan shifts to Me speed.
This operation continues until the EMERGENCY OPERATION switch button is pressed or a button on the remote controller
is pressed, then normal operation will start.
The coil frost prevention circuit operates in this mode, and defrosting operates too.
In the test run or emergency operation, the horizontal vane operates in AUTO mode with a set temperature of 24°C.
Defrosting of outdoor heat exchanger works in EMERGENCY HEAT MODE.
NOTE : Do not press the EMERGENCY OPERATION switch during normal operation.
GREEN SIGN
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GREEN SIGN
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GREEN SIGN
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Light up
Blinking light
Press once
< Cooling >
Press again
< Heating >
Press once again
< Stop >
EMERGENCY
OPERATION switch
Blinking lamp shows
the room temperature
Lighting lamp shows
the set temperature
9-9. POWER MONITOR LAMP
Color of the lamp
RED
ORANGE
GREEN
Operating condition
The unit operates at high power.
The unit operates at middle power.
The unit operates with energy-saving.
The color of POWER MONITOR lamp is GREEN in any of the following cases.
• When ON-timer is standby
• In DRY operation
• In EMERGENCY operation
• When defrosting of the outdoor unit is being done in HEAT operation