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9-7. TIMER OPERATION (ON/OFF TIMER)
1. How to set the timer
(1) Press
or
during operation to set the timer.
(2)
(ON timer) : The unit turns ON at the set time.
(OFF timer) : The unit turns OFF at the set time.
(3) Press
(forward) and
(backward) to set the time of timer.
9-8. EMERGENCY/TEST OPERATION
In the case of test run operation or emergency operation, use EMERGENCY
OPERATION switch in the right side of the indoor unit. Emergency operation
is available when the remote controller is missing or has failed, or when the
batteries in the remote controller are running down. The unit will start and
OPERATION INDICATOR lamp will light up.
The first 30 minutes of operation is the test run operation. This operation is
for servicing. The indoor fan runs at High speed and the 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 24°C. The fan speed shifts to
Medium.
The coil frost prevention works even in the test run or the emergency opera-
tion.
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 the latter case, normal operation will start.
NOTE:
Do not press EMERGENCY OPERATION switch during normal
operation.
Operation mode COOL/HEAT
Set temperature
24°C
Fan speed
Medium
Horizontal vane
Auto
The operation mode is indicated by the
Operation Indicator lamp as following
Operation Indicator lamp
EMERGENCY COOL
↓
EMERGENCY HEAT
↓
STOP
Lit
Not lit
EMERGENCY OPERATION switch
9-9. 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.
OBH849A
