Service manual
22
0
T-Ts
Room temp. up
Room temp. down
2
Low fan
Med fan
8.7.6 Indoor evaporator high-temperature protection at heating mode
(T=indoor exchanger temp.)
8.7.7 The louver opens to Standard Angle ANGLHEAT when power is on for the first time
8.8 Defrosting mode (available for heating mode)
8.8.1 Defrosting condition: Defrosting starts when either of the following ①&②
:
① A and B are satisfied:
A: The compressor keeps running for 40 minutes or more.
B: The temperature difference of evaporator and room temperature meets one of the following:
② Calculate from the end of latest defrost, evaporator high temp. Protection only closes outdoor fan with the
compressor still running. Add up to 90 minutes.
8.8.2 Defrosting time
At condition ①, If item B is satisfied before item A, it would be regarded as severe frosting and the defrosting
time is 10 minutes. If item B is satisfied after item A, the defrosting time is 7.5minutes.At condition ②, the
defrosting time is 10 minutes.After three times continuous 7.5-minute defrost, the fourth defrost time should be
10 minutes.
The circulation is as following:
Defrost 7.5min Defrost 7.5 min Defrost 7.5min defrost10min
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