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Setting Fan and System Switches
First set the fan switch.
AUTO: Normal setting for most
homes. A single-speed fan
turns on automatically with the
air conditioner or furnace. A two-speed fan
usually runs on high with the air conditioner
and runs on low with the furnace.
ON: The fan runs continuously.
Use for improved air circulation
during special occasions or for
more efficient electronic air cleaning.
Then set the system switch.
COOL: The thermostat controls
your air conditioning
system.
OFF: Both the heating and air
conditioning systems are
off.
HEAT: The thermostat controls
your heating system.
HeatCool Off
Auto On
Auto On
HeatCool Off
HeatCool Off