System Setting - Carrier 53DFS250-HW Operating Manual

System setting

Press SYSTEM & FAN
System & Fan Override
Press SYSTEM to select mode,
then press DONE
System
Fan Auto
Heat
System Fan
Follow steps at left to select system:
• Heat: Thermostat controls only the heating
More
• Cool: Thermostat controls only the cooling
• Auto: Thermostat automatically selects
• Off: Heat and Cool are off.
• Em Heat (only for heat pumps with auxiliary
Done
M31452
system.
system.
heating or cooling depending on the indoor
temperature.
heat): Thermostat controls Emergency and
Auxiliary Heat. Compressor is locked out.
Note: The Auto and Em Heat system settings
may not appear, depending on how your
thermostat was installed.
Note: When set to Off, the fan may operate
depending on the fan setting.
7
53DFS250-HW Thermostat
69-2566EFS—05