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Auto fan at cooling mode:
Room temp. down
Anti-freezing control to indoor evaporator at cooling mode ( T: evaporator temp. )
EVAP. temp. down
Compressor and outdoor
Condenser high temperature protection (only for heat pump)
COND. temp. down
Compressor and outdoor
8.7 Dehumidifying mode
Indoor fan speed at low speed.
Protection is same as cooling mode.
8.8 Heating mode
8.8.1 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.
8.8.2 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.
18
Mid. fan
Low fan
1
fan off (after 5 mins)
TE5
fan off (after 5 mins)
TE11
4
5
T-Ts
Compressor and
outdoor fan on
EVAP. temp. up
TE6
Compressor and
outdoor fan on
COND. temp. up
TE10
High fan
Room temp. up
T
T
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