Samsung WALL MOUNTED TYPE Technical Manual page 68

18K/ 24K
-If the temperature of indoor heat exchanger is below 5°C, outdoor fan is low.
-If the temperature of indoor heat exchanger increase over 6°C during the fan low, out-
door fan is high.
First freezing protection
-If the temperature of indoor heat exchanger
is below 2°C for over 3 minutes, outdoor fan turns off.
-If the temperature of indoor heat exchanger increase over 5°C during the first protec-
tion function, the first freezing protection function is released and the outdoor fan turns
on.
Second freezing protection
-If the temperature of indoor heat exchanger does not increase over 5°C in 3 minutes
after First freezing protection, compressor turn off and indoor fan is "LL"speed.
-If the temperature of indoor heat exchanger increase over 5°C during the second pro-
tection function, the second freezing protection function is released and compressor
operates normally after 10 minutes.
If the temperature of indoor heat exchanger increase over 3°C during 3 minutes
counter is cleared.
Operating Pattern
68
Features & Operation