12-17
CONTROL SYSTEM
Revision Y05-01
Service Manual - ALPHA
12.8 Dry Mode
12.8.1
Dry, ST or RC group
Mode:
Dry
Temp:
Selected
desired
temp
Fan:
Low (automatically selected by software)
Timer:
Any
I
FEEL: Any
Control
function
Reduce room humidity with minimum temp. fluctuations by operating in Cool Mode with
low speed IFAN.
Notes
:
•
When Dry is ON, the COMP is forced OFF for 3.5 min (longer than the
3 min Min COMP-Off time) after every 15 min of continuous COMP
operation.
•
When Dry is OFF, the COMP is forced ON for 6 min (longer than the 3
min Min COMP-On time) after every 15 min of continuous COMP OFF
time.
•
When Dry is changed from ON to OFF or vice versa, the limits
mentioned in (1) & (2) are ignored. The COMP operation is only
controlled by the 3 min Min OFF time and 1 min Min ON time.
•
In Dry Mode, IFAN is LOW when COMP is ON, and is OFF when
COMP is OFF.
DRY
(RT - SPT) [
o
c]
+2
+1
0
-1
-2
ON
OFF
ON
OFF
LOW
OFF
DRY-ON
DRY-OFF
ON
OFF
Time [min]
10
20
30
40
50
Max 15 minutes
3.5
min
Note1
6 min
Note 2
COMP
& OFAN
HE1
& HE2
IFAN
RV
Max 15 minutes
5 minutes COMP
ON time
