Defrosting Mode(Available For Heating Mode) - Midea MSE-09CRN1-BQ8W Service Manual

9.8.5 Anti-cold wind control function at heating mode (T=indoor exchanger temp.)
9.8.6 Auto wind at heating mode (T=indoor temp.)
9.8.7 Indoor evaporator high-temperature protection at heating mode
(T=indoor exchanger temp.)
The louver opens to Standard Angle ANGLHEAT when power is on for the first time

9.9 Defrosting mode(available for heating mode)

9.9.1 Defrosting condition:
Defrost starts when either of the following 1&2:
1. T3 lower than 0'C, lasts for more than 40 minutes, and during this period T3 is lower than -3'C
consecutively reaches 3 minutes.
2. Calculate from the end of latest defrost, evaporator high temp. protection only closes outdoor fan
Service manual
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