LG AS-W1863 Series Svc Manual page 34

Operation
Protection of the evaporator pipe from frosting
• If the indoor pipe temperaure is below 0°C in 7 min. after the compressor operates without pause while in
cooling cycle operation mode,
➔ compressor, outdoor fan are turned off.
• When indoor pipe temp. is 7°C or higher after 2 min pause of compressor
➔ compressor, outdoor fan is turned on according to the condition of the room temperature.
Protection of the indoor fan from droplet formation (Enclosure sweat and condensed disposal test)
• Control condition : The system operates standard operation without this condition as follows.
Setting temperature <25°C
Indoor fan speed ≤ low speed
Outdoor temperature < 30°C
• Control method
In operation for 5~20 minutes in
5~40 minutes at the COMP STEP 3.
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Only for training and service purposes
Comp. free
6˚C
Comp. Step 4
3˚C
Comp. Step 2
0˚C
Comp. off
, , conditions, return to the previous COMP STEP after operation for
Indoor pipe
temp.
- 34 -
7˚C
LGE Internal Use Only