SiUS12-928_B Field Settings
Trial Operation and Field Settings 264
5.2 Indoor Unit
5.2.1 Model Type Setting
ARC452A21, ARC452A23
The remote controller is common to the heat pump model and cooling only model. Use the DIP
switch on the remote controller to set the model type.
Set the DIP switch as shown in the illustration. (The factory set is the heat pump side.)
• Heat pump model: Set the DIP switch to H/P.
• Cooling only model: Set the DIP switch to C/O.
5.2.2 Temperature Display Switch
ARC452 Series
You can select Fahrenheit or Celsius for temperature display.
Press the TEMP
and buttons simultaneously for 5 seconds to change the unit of temperature
display.
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