11-12
CONTROL SYSTEM
SM DUO38I 1-A.2 GB
11.20.2
Indoor Unit Controls and Indicators for LCD Display
STBY
Cool
Heat
Auto
Fan
Dry
OFF
SPT(1*)
SPT(1*)
SPT(1*)
SPT(1*)
SPT(1*)
OFF(2*)
ON(2*)
ON(2*)
ON(2*)
ON(2*)
ON(2*)
OFF(2*)
OFF(2*)
OFF(2*)
OFF(2*)
OFF(2*)
OFF(2*)
(Low
)
OFF
User
setting
IFAN
speed
User
setting
IFAN
speed
User
setting
IFAN
speed
User
setting
IFAN
speed
User
setting
IFAN
speed
(Med
)
OFF
(High
)
OFF
(Turbo
)
OFF
(Auto
)
OFF
Backlight(red)
OFF
OFF
ON(3*)
ON(3*)
ON(3*)
OFF
Backlight(green)
OFF
ON(3*)
OFF
ON(3*)
ON(3*)
ON(3*)
11.20.3
Outdoor Unit Controller Indicators
Unit has three LED’s.
SB LED is ON when power is ON (230 VAC, even when no communication).
STATUS LED is ON when COMP is ON, and Blinks according to diagnostics mode
definitions when either fault or protection occurs.
FAULT LED Blinks according to diagnostics mode definitions when either fault or protection
occurs.
