Midea MCD-18HRFN1-QRC8 - Test operation; The test operation must be carried out after the entire installation has been completed.; Please confirm the following points before the test operation.

Electrical Control Function
Electrical Control System 113
1.3.3 Heating Mode
1.3.2.1 Outdoor PMW open angle control
The unit is working in heating mode with the EXV open 300P(For 12K,it is 480P) for 3 minutes, then
adjusting PMW open angle according to the temperature of compressor discharge every 2 minutes.
1.3.3.2 Outdoor fan running rules:
T4
E DC_FAN_SSLOW_SPD_ADD
D DC_FAN_SLOW_SPD_ADD
C DC_FAN_MIN_SPD_ADD
B DC_FAN_MID_SPD_ADD
A DC_FAN_HI_SPD_ADD
21℃
19℃
18℃
16℃
15℃
13℃
12℃
10℃
1.3.3.3 Indo
or fan running rules:
For Console(12K):
In heating mode, indoor fan can be selected as high, medium, low, auto and silent. The anti-cold- wind
function has the priority.
When the compressor is running, the indoor fan is controlled as below:
If
the compressor stops caused by the room temperature rising, the indoor fan will be forced to run 127
seconds with breeze. During this period, the anti-cold-wind is disabled.
Auto fan action in heating mode: