Midea MSH-07CRN1, MSH-07HRN1, MSH-09CRN1, MSH-09HRN1, MSH-12CRN1, MSH-12HRN1 Manual page 352

If the temp. difference condition
minutes, after three continuous 6-minute defrost, the fourth should be 10 minutes defrost. The
circulation is as following:
→7.5-minute defrost → 7.5-minute defrost→7.5-minute defrost→10-minute defrost→
7.10 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
7.11 Defrosting Actions:
4-way Valve
Outdoor Fan
Indoor Fan
7.12 utomatic operation mode
7.12.1 The air conditioner automatically selects one of the following operation modes: cooling, heating or fan
only according to the temp. difference between room temp. (TA) and set temp. (TS).
TA—TS
TA—TS>2
-1 ≤TA-TS≤+2
TA-TS<-1
7.12.2 The indoor fan blows automatically in corresponding selected mode.
7.12.3 The motion of indoor fan's blade should accord with the selected operation mode.
7.12.4 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.
7.13 orced cooling function
7.13.1 Select forced cooling function with the forced cooling button or the switch.
7.13.2 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 .
Defrost 10or 6minutes
45S
Compressor
40S
10S
Operation mode
Cooling
Fan-only
Heating (air-only for cooling only type)
is satisfied out of 40 minutes, generally the defrosting time is 6
or above, I
DEFROST
25S
23S
22
differs in different models.
DEROST