Heating Mode - Midea MSF3-07CRN2 Service Manual

11.6.4 At dehumidifying mode, the anti-freezing function of the indoor heat exchanger is the same as that of
cooling mode.
11.6.5 At dehumidifying mode, the action of fans of indoor is the same as that of air-only mode.

11.7 Heating mode

11.7.1 Generally, the 4-way valve is open in heating mode, but it is closed in defrosting mode. 4-way valve must
delay 2 minutes compared with compressor if the compressor changed into non-heating mode or turned off.
4-way valve doesn't delay in dehumidifying mode
11.7.2 Generally, the outdoor fan is turned off with the on-off action of compressor in heating mode, except for
the defrosting mode or the end of defrost
11.7.3 Action of compressor and outdoor fan motor at heating mode: compressor must run for 7 minutes after
starting and then judge temperature. Meanwhile other protections are still valid.
* This parameter can be changed from 0 to 3
11.7.4 Indoor Fan actions at heating mode
Indoor Fan can be set at HIGH/MID/LOW/AUTO by using a remote controller, but Anti-cold wind function
prevails.
Anti-cold wind control function at heating mode (T=indoor exchanger temp.)
T temp. down
31
Breeze
Fan off
TE4
TE1
Service manual
Setting fan speed
TE3
TE2
T temp. up
T