
(5) Heating operation
Swing flap in set fan speed
position
Defrosting
On side: wind off,
expansion valve steady Off
side: Electronic expansion
valve totally open
Yes
Yes
Auto fan speed
Yes
Yes
Rated operation
Send indoor unit
Operation State to
outdoor unit
A
Electronic expansion valve
close
According to temperature
sensor to adjust state and
Fan motor operate in rated
fan speed
Overload protection
If stop unit
protection
Protect according to
temperature difference
section value
According to room temp and set
temp to determine fan speed
Operate in set fan
speed
No (not rated operation)
Yes
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