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8.9.5 Auto wind under 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
8.9.6 Indoor evaporator high-temperature protection under heating mode
Condition Compressor Outdoor fan
TE<TE8 On On
TE8<TE<TE7 On Off
Indoor exchanger temp. up
TE>TE7 Off Off
TE>TE9 Off Off Indoor exchanger temp. down
TE<TE9 On On
TE: Indoor evaporator temperature
TE7: Evaporator high temperature protection, compressor off temperature
TE8: Evaporator high temperature protection, fan off temperature
TE9: Evaporator high temperature protection, restoring temperature
8.10 Defrosting operation (Available for heating only).
8.10.1 Defrosting condition:
When T3<0℃ and compressor runs 40 minutes.
T3: Temp. of condenser.
8.10.2 Ending condition of defrost
If one of following conditions is satisfied, end the defrost and turn into heating:
A.The defrost time has reached to 10 minutes.
B.T3>20. ℃
8.10.3 Time sequence of the whole defrosting procedure is as follows
Compressor
4-way Valve
Outdoor Fan
OFF
OFF
ON
ON
ON
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