T<1.5 High
1.5<T<2.5 Mid.
Room temp. up
T>2.5 Low
T<1.0 High
1.0<T<2.0 Mid.
Room temp. down
T>2.0 Low
7.9.3Indoor evaporator high-temperature protection at heating mode
Condition
T= Indoor exchanger temp.
Compressor
T<48 On
53<T<63 Decrease frequency of compressor
T>63 Off
Defrosting operation (Available for heating only).
7.10 Defrost
7.10.1Defrosting condition:
The temperature of outdoor heat exchanger remains consecutively lower than -2°c
for more than 40 minutes,
7.10.2Ending condition of defrosting
If one of following conditions is satisfied, end the defrost and turn into heating mode:
a. The defrost time has reached to 10 minutes.
b. When the temperature of outdoor heat exchanger rises up to 15°C
7.10.3Defrosting Actions:
a. Compressor runs.
b. 4 way valve switches off,
c. Outdoor fan switches off
d. Indoor fan running according to anti-cold wind function in heating mode.
7.11Automatic operation mode
The air conditioner automatically selects one of the following operation modes: cooling,
heating or fan only according to the temp. difference between room temp. (TA) and set
temp. (TS).
TA—TS Operation mode
TA—TS>2 Cooling
-1TA-TS+2 Fan-only
TA-TS<-1 Heating (air-only for cooling only type)
7.12Manual switch
7.12.1Mode changes when push this button .
Cooing modeÆ Auto modeÆUnit offÆ Cooing mode
7.12.2At Cooing mode, after 30 minutes cooling operation whose fan speed is set as low, the
A/C operates with a setting temp. of 24.
7.12.3At auto mode, the A/C operates with a set temp. of 24
7.13Timer Function
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