T8001F, T8024F FLUSH MOUNT PROGRAMMABLE THERMOSTAT
7 69-1465—3

CHECKOUT

Heating

1. Slide the SYSTEM switch to Heat and the FAN
switch to Auto.
2. Press and hold the ▲ key to raise the temperature
setting several degrees above the room tempera-
ture; the heating equipment should start. In con-
ventional systems, the system turns on the fan
through the use of a time delay relay or through a
limit control. When the fan operation (fuel) switch is
in the E position, the fan starts immediately.
3. Press the ▼ key to lower the temperature setting
below the room temperature. Heating equipment
should stop.

Cooling

CAUTION
Damage To compressor possible.
Operating at too low of an outdoor
temperature may cause compressor damage.
Do not operate cooling if outdoor temperature is
below 50°F (10°C).
Allow compressor to remain off for five minutes
before restarting.
Refer to manufacturer’s recommendations.
1. Slide the SYSTEM switch to Cool and the FAN
switch to Auto.
2. Press the ▼ key to lower the temperature setting
several degrees below the room temperature; the
cooling equipment should start. The fan starts and
stops with the cooling equipment.
NOTE: If unit doesn’t start immediately, remem-
ber, the thermostat has a built-in minimum
off-time of five minutes to protect the com-
pressor.
3. Press the ▲ key to raise the temperature setting
above the room temperature. Cooling system
should shut down.

Fan

1. Slide the SYSTEM switch to Off and the FAN
switch to On. The fan should run continuously.
2. Slide the FAN switch to Auto. In heating, the fan is
controlled directly by the heating equipment and
may start a few minutes after the heating equip-
ment turns on (on most systems). In cooling, the
fan starts and stops with the cooling equipment.
Be sure all equipment responds correctly to the
thermostat.