4-4 Dry Mode Operation
Dry operation remove moisture from indoor air running, in cooling mode, at a low level without reducing the
ambient temperature. This is done cycling ON and OFF indoor and outdoor units according to below.
ROOM
DRY LEVEL
JP4 OPEN
JP4 CLOSED
TEMP
Operation according to
Operation according to
≥
SPT+2°C
LEVEL 0
COOLING mode
COOLING mode
CM off
CM off
< SPT+2°C
LEVEL 1
FMO on
FMO off
≥
SPT-1°C
FMI runs at LOW speed
FMI runs at LOW speed
RV off
RV off
CM off
CM off
< SPT-1°C
LEVEL 2
FMO switches 3 minutes
FMO off
≥
15°C
on and 9 minutes off
FMI switches LL and L
FMI switches LL and L
during FMO operation
(3 MIN. on and 9 OFF)
RV off
RV off
CM off
CM off
< 15°C
DRY OFF ZONE
FMO off
FMO off
FMI off
FMI off
RV off
RV off
SPT = Set Point Temperature
4-5 Fan Mode Operation
With this mode, the indoor fan is turned on while cooling and heating valve stay off all the time. The user can
select between 3 speeds: HIGH, MEDIUM and LOW.
4-6 Auto Fan speed
With this option selected, the indoor fan speed changes automatically according to the difference between
the detected air temperature (RAT sensor) and the set point (SPT):
COOLING MODE
2
≤
(RAT – SPT):
HIGH speed
1
≤
(RAT – SPT)
<
2:
MEDIUM speed
(RAT – SPT)
<
1:
LOW speed
HEATING MODE
2
≤
(SPT - RAT):
HIGH speed
(SPT - RAT)
<
2:
MEDIUM speed
NOTE
SPT = Set Point Temperature
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