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24
T
HERMOSTAT
F
EATURES
Number of Heating Stages: 3
Number of Cooling Stages: 2
Changeover: Automatic or Manual
Batteries: Not required. Temperature settings are held permanently in
memory.
Backlit display: Turns on with the touch of any key. Helps you read the display
in a dark hallway.
S
ETTING
SYSTEM
AND
FAN K
EYS
Change System and Fan settings with System and Fan keys inside thermo-
stat door.
S
ETTING THE
SYSTEM
KEY
Cool: Normal setting for months when your home needs air
conditioning. Digital display shows snowflake when cooling is on.
Off: Both heating and cooling are off.
Heat: Normal setting for months when your home needs heating.
Digital display shows flame when heating is on.
Auto: Setting for between seasons when thermostat selects
cooling or heating.
Em. Ht.: Setting when your home needs heat, but your
equipment needs servicing or is not working correctly. The
thermostat controls only the backup heat. The heat pump is off.
S
ETTING THE
FAN
KEY
Auto: Normal setting for most homes. Equipment controls the fan.
On: The fan runs continuously. Use for improved air circulation and air quality.
E
MERGENCY
H
EAT
:
The Emergency Heat feature allows you to turn on the backup heat section of the system by moving
the System switch to the Em. Ht. position. The thermostat shows Em. Ht. in the display when the system calls for emer-
gency heat.
A
UXILIARY
H
EAT
:
The auxiliary heaters assist the heat pump under normal conditions when low outdoor temperature oc-
curs. The thermostat shows Aux. Ht. in the display when the auxiliary heating equipment operates.
D
ISPLAYING
T
EMPERATURE
S
ETTING
NOTE:
Your temperature setting can be set anywhere from 55° to 99°F (13° to 37°C).
The temperature setting and the room temperature display separately. Press the ▼ or ▲ key to change current tempera-
ture setting. To change between the heat and cool setting, press the ( i ) key until the setting to be changed appears.
C
HANGING
T
EMPERATURE
S
ETTING
To lower the temperature setting, press the ▼ key. When in the heating mode, lowering the temperature at night or
during the day can lower your energy costs.
To raise the temperature setting, press the ▲ key. When in the cooling mode, raising the temperature before you
leave for work or school also lowers your energy costs.
For more information, refer to the Owner’s Guide packaged with the thermostat.
1.
2.
TA32H01 Thermostat
THERMOSTAT OPERATION