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9.7.5 At dehumidifying mode, the action of fans of indoor is the same as that of air-only mode.
9.8 Heating mode
9.8.1 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.
9.8.2 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.
9.8.3 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.
Condition Compressor Outdoor fan
T> Ts+3 Off Off Room temp. up
T<Ts+3 On On
T< Ts+2 On On Room temp. down
T>Ts+2 Off Off
9.8.4 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
Condition
T= Indoor exchanger temp.
Indoor fan speed
T<TE1 Off
TE1<T<TE2 Breeze
Indoor exchanger temp. up
T>TE2 Setting fan speed
T> TE3 Setting fan speed
TE3<T<TE4 Breeze
Indoor exchanger temp. down
T<TE4 Off
9.8.5 Auto wind at heating mode
Condition
T=Indoor Temp.-Setting Temp.
Indoor fan speed
T<2 High Room temp. up
T>2 Med.
T>0 Med. Room temp. down
T<0 High
9.8.6 Indoor evaporator high-temperature protection at heating mode
Condition
T= Indoor exchanger temp.
Compressor Outdoor fan
T<TE8 On On
TE8<T<TE7 On Off
Indoor exchanger temp. up
T>TE7 Off Off
T>TE9 Off Off Indoor exchanger temp. down
T<TE9 On On
9.8.7 The louver opens to Standard Angle ANGLHEAT when power is on for the first time
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