Service manual
36
After three times continuous 7.5-minute defrost, the fourth defrost time should be 10 minutes.
The circulation is as following:
11.8.3 Ending 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 7.5 or 10 minutes.
B. The compressor current has reached to I
DEFROST
or above, I
DEROST
differs in different models
11.8.4 Defrosting Actions
11.9 Auto mode
11.9.1 The air conditioner automatically selects one of the following operation modes: cooling, heating
or fan only according to the temperature difference between room temperature (TA) and set
temperature (TS).
-1
TA-TS
2
Heating (fan only at cooling only) Fan only Cooling
11.9.2 The indoor fan blows automatically in corresponding selected mode
11.9.3 The motion of indoor fan’s blade should accord with the selected operation mode
11.9.4 One mode should be carried out for at least 15 minutes once selected. If the compressor
cannot start for 15 minutes, reselect the operation mode according to the room temp. And set temp.,
or reselect when the set temp. varies
11.10 Force cooling function
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