Midea MS9A-05CR-QD0 Service Manual page 49

(2) After the last defrosting, the time that the outdoor fan is off but the compressor is on in high T2
protection cumulates up to 90 minutes.

Condition of ending defrosting:
If any one of the following items is satisfied, the defrosting will terminate and the machine will turn to
normal heating mode.
(1) The defrosting time is reached to the setting value.
(2) The compressor current reaches or exceeds I

Defrosting action：
About the setting defrosting time:
(1) Condition 1 of defrosting;
If case B happens before case A and lasts till case A happens, the setting defrosting time is 10 minutes.
Otherwise the defrosting time is 7.5 minutes.
(2) Condition 2 of defrosting.
The defrosting time is 10 minutes.
(3) No matter what condition of defrosting is, if the defrosting time keeps 7.5 minutes for 3 times, it will
be 10 minutes in the 4
Low speed
Breeze/off
th
defrosting.
＜TL
DEFROST
No need to compare the T2 and T1
for 7 seconds.
DEFROST
47