Service manual

12-13
CONTROL SYSTEM
SM CINCO 1-A.1 GB
12.4.6 Dry Mode
12.4.6.1 DRY - General
a. Mode Definition
Mode: DRY
Temp: Selected desired temperature
Fan: LOW (automatically selected by software)
Timer: Any
I-FEEL: ON or OFF
12.4.6.2 Control function
a. COMP Operation
In general – the operation is set by the NLOAD calculation in indoor unit side.
Other rules are according to section 12.5.1.
b. OFAN Operation
In normal operation OFAN operates together with the COMP.
Other rules are according to section 12.5.3.
c. IFAN Operation
LOW only.
d. RV
RV is in OFF state during DRY mode.
e. HEATERS
HEATERS are in OFF state during DRY mode.
f. Pump
Pump operates in cool/dry mode.
12.4.6.3 Sequence Diagrams
Reduce room humidity with minimum temp. fluctuations by operating in Cool Mode with LOW speed IFAN.
min{MaxNLOADIF1C + ExtraNLOADDry,127}
RAT-SPT
IFAN Low
0
IFANOnTimeDry
MaxNLOADIF1C
NLOAD
ICTLowLimitDry
ICTHighLimitDry
Note 1
IFANOffTimeDry
Note 1
NLOAD
0
Note 1
Min(ICT,ICTE)
1