LG AS-W0964DH0/GH0 Service Manual page 36

Defrosting control
• While in heating mode operation in order to protect the evaporator pipe of the outdoor unit from freezing,
reversed to cooling cycle to defrost the evaporator pipe of the outdoor unit.
• Defrosting control is available 50 minutes later since heating cycle started and the pipe temperature of out-
door unit reaches below -6°C.
Minimum Time
Operating
Freq. of
Setting Freq.
Comp.
EEV
Setting
Open step
ON
4-Way
Outdoor
FAN
Indoor
FAN
Pre-Heat
LED
Deice STEP
of Heating
Fh
Fh
min min
Setting
Speed
Setting
Speed
OFF
0 1 2
Main Deice time
Fh
min
OFF
OFF
ON
3 4
Setting
Freq.
Starting step
ON
Setting
Speed
Hi Speed
Hot
Hot
Start
Starting
OFF
5 6
Service Manual 41
Operation