Drying Mode; Heating Mode - Midea MSY-09HRDN1-QC8 Service Manual

Indoor fan turns to turbo speed.
After running for 30 minutes the machine will turn back to previous setting mode.
8.5.6 Indoor fan operation rule.
In cooling mode, indoor fan runs all the time and the speed can be selected as high, medium, low
and auto.
Auto fan in cooling mode acts as follow:
8.5.7 Condenser high temperature protection function(in cooling and drying mode)
If T3＞60℃ for 5 seconds, compressor will stop immediately, and the machine will not resume until T3
＜52℃.

8.6 Drying mode

8.6.1 Indoor fan speed is fixed at breeze grade and can't be changed. The horizontal angle is the
same as in cooling mode.
8.6.2 Room overlow temperature protection
In drying mode, if room temperature is lower than 10℃, compressor will stop and not resume until
room temperature climbs up to 12℃.
8.6.3 Evaporator anti-freezing protection, condenser high temperature protection and outdoor
unit frequency limit are valid, and they are the same as that in cooling mode.
8.6.4 Horizontal louver action is the same as that in cooling mode.

8.7 Heating mode

8.7.1 Indoor fan action:
Anti-cold-wind function.
If the compressor stops caused by room temperature rising, indoor fan will be forced to run 127
℃
4.
3.
1.
1.
℃
44
38
37
34
33
24
17
high
mediu
low
setting fan speed
low
breeze
super
fan stop
26