Service manual
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Defrosting ends when either of the following:
The time gets to 10 minutes.
T3>20’C.
The circulation is as following:
7.9.3 Defrosting Actions
Compressor
Outdoor fan
4-way valve
Indoor fan
Defrost 10 or 6 minutes
25s
5s
10s
2s
Remark: when the evaporator pipe temperature sensor more than TE16, the indoor fan start to run.
7.10 Auto mode
7.10.1 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).
7.10.2 The indoor fan blows automatically in corresponding selected mode
；
7.10.3 The motion of indoor fan’s blade should accord with the selected operation mode
；
7.10.4 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
7.11 Force cooling function
7.11.1 Select forced cooling function with the forced cooling button or the switch
7.11.2 The compressor is unconditionally turned on, after 30 minutes cooling operation whose fan mode
is set as low, the A/C operates at the DRY mode with a set temp. of 24
℃
7.11.3 All protections of remote control cooling are available at forced cooling operation
7.11.4 Forced Auto function