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69-0653-6 OPERATION
17
Operation
Change the clock for Daylight/Standard time
a. Press once.
The time is displayed.
b. Press and hold or until the correct time is displayed.
c. Press once.
The current time and day and the current temperature are displayed.
Set the Fan and System switches
The switches on the bottom of the thermostat faceplate (Fig. 16 page 11) control the operation of your fan and the heating
and cooling system. Set the Fan switch first and then set the System switch.
Switch Setting Result
Fan Auto 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 on low with the furnace.
Auto is the normal setting for most homes.
On The fan runs continuously. Use this setting for improved air circulation during special occasions
or for more efficient air cleaning.
Note
: In a heat-only system, the fan runs continuously only if the fan wire has been connected to
the G terminal on the back of the thermostat.
f. Press until the setting is 10
°
F (6
°C
)
above room
temperature.
Your cooling system and fan should stop.
g. Set the System switch to OFF and the Fan switch to AUTO.
The cooling system and fan should be off.