¢
Overview
Display panel
a START/STOP
button
Starts and stops operation.
b Display backlight button
Lights during operation.
c Operation lamp
Lights during operation.
d FAN button
Selects the fan speed (AUTO
, MED , LOW ,
and
QUIET
).
e SET TEMP.
button
Selects the setting temperature.
f MODE button
Selects the operating mode (AUTO
, COOL , DRY ,
FAN , HEAT ).
g Standby indicator
Indicates during the oil recovery and defrosting operation.
h Power source indicator
Indicates the main power is on.
i Central control indicator
Indicates when function is locked.
j Fan speed indicator
Deletes the weekly timer schedule.
k Set temperature
•
Indicates error history number in error code history
display mode.
• Indicates indoor unit address in address display
mode.
l Operating mode indicator
m Indicator
• Upper:
– Indicates the error code in error code history dis-
play mode and in self diagnosis mode.
– Indicates the refrigerant system address in ad-
dress display mode.
• Lower: Indicates the remote controller address in er-
ror code history display mode, address display
mode, and self diagnosis mode.
2-9. Simple remote controller (With operation mode: UTY-RSKU) - (05-73) - 2. Control units
CONTROL
SYSTEM
CONTROL
SYSTEM