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Service manual
23
0
T-Ts
Room temp. up
Room temp. down
2
Low fan
Med fan
8.7.6
Indoor evaporator high-temperature protection at heating mode
(T=indoor exchanger temp.)
T
T temp. up
T temp. down
TE7
Compressor on
Fan on
TE8
TE9
Compressor off
Fan off
Compressor on
Fan off
8.7.7
The louver opens to Standard Angle ANGLHEAT when power is on for the first time
8.8 Defrosting mode (available for heating mode)
8.8.1
Defrosting condition: Defrosting starts when either of the following
①
&
②
:
①
A and B are satisfied:
A: The compressor keeps running for 40 minutes or more.
B: The temperature difference of evaporator and room temperature meets one of the following:
TM def.
TA-TS
TH def.
High fan
Med fan
Low fan
TL def.
Breeze
②
Calculate from the end of latest defrost, evaporator high temp. Protection only closes outdoor fan with the
compressor still running. Add up to 90 minutes.
8.8.2
Defrosting time
At condition
①
, If item B is satisfied before item A, it would be regarded as severe frosting and the defrosting
time is 10 minutes. If item B is satisfied after item A, the defrosting time is 7.5minutes.
At condition
②
, the defrosting time is 10 minutes.
After three times continuous 7.5-minute defrost, the fourth defrost time should be 10 minutes.
The circulation is as following:
Summary of Contents for 38KCR009713
Page 9: ...Service manual 6 Refrigerant cycle diagram Cooling only Heat pump mode...
Page 11: ...Service manual 8 5 Wiring diagram Indoor 42KCR009713 42KCR012713 42KCR018713...
Page 12: ...Service manual 9 42QCR009713 42QCR012713 42QCR018713...
Page 13: ...Service manual 10 Outdoor 38KCR009713 38KCR012713 38KCR018713...
Page 14: ...Service manual 11 38QCR009713 38QCR012713 38QCR018713...