2. Parts Names
Simple MA Remote Controller
Controller interface
Backlit LCD
TEMP.
button
MODE
button
* To set the functions that are not available on this controller (PAC-YT53CRAU) such as Louver, use MA remote controller or the centralized controller.
Display
CENTRAL icon *1
CHECK icon *2
Indoor temperature
Operation modes
CENTRAL
*1
icon
Appears when one of the following local operations is prohibited: ON/OFF; operation mode; preset temperature; fan speed; vane.
*2
icon
When an error occurs, power indicator will blink, and unit address (three digits) and error code (four digits) will blink.
Check the error status, stop the operation, and consult your dealer.
Set to
Room
Unit address
blinks.
AUTO COOLHEATFAN
DRYING VENTI. SETBACK
When only error code blinks, air conditioning units stay in operation, but an error may have occurred.
Check the error code, and consult your dealer.
Set to
Room
AUTO COOLHEATFAN
DRYING VENTI. SETBACK
en
*3 Preset temperature
* Centigrade or Fahrenheit is selectable. Refer to the Installation Manual for details.
In COOL, DRYING, HEAT, or
AUTO (single set point) modes
Set to
Room
AUTO COOLHEATFAN
DRYING VENTI. SETBACK
4
ON/OFF lamp
The lamp will light up in green when turned on, and blink during startup and when an error occurs.
ON/OFF
button
Pressing this button starts and stops the operation.
.
FAN
button
VANE
button
Preset temperature *3
icon appears while the unit is operated in the energy-save mode
icon appears when Operation lock setting is eff ective.
icon appears when indoor unit functions are set up. (Refer to the Installation Manual.)
Fan speed icon
Vane icon
icon appears when the power is on.
Error code blinks.
Error code blinks.
Preset temperature
* All icons are displayed for explanation.
In AUTO (dual set point) or
SETBACK modes
Set to
Room
AUTO
COOLHEATFAN
DRYING VENTI. SETBACK
Cooling preset temperature
Heating preset temperature