Pro1 IAQ TopTech TRUE COMFORT III Operating Manual page 3

Easy to use controls
1
LCD Display:
1
See page 2 for details about this
display read out.
2
Glow in the Dark Light Button:
The glow in the dark light button will
self illuminate for several hours after
exposure to ambient light. This button
turns on the display light when pressed.
Fan Key:
3
Select ON or AUTO. ON will run
the fan continuously. AUTO will cycle
the fan on only when the heating or
cooling system is on.
2
4
3
THERMOSTAT OPERATION
5
A Note About Auto Changeover:
Auto changeover will switch between
heating and cooling as needed. It is very
important to make sure the cooling
setpoint temperature is at least 3º above
the heating setpoint temperature and that
the heating setpoint temperature is at least
3º below the cooling setpoint temperature.
4 System Key:
Selects the operation mode of your
HVAC system. Selecting HEAT turns
on the heat mode. Selecting COOL
turns on the air conditioning mode.
Selecting OFF turns both heating and
cooling off. Selecting AUTO will turn
the heat or cooling on as needed.
5
Temperature Setpoint Buttons:
Press the
the desired room temperature.
Caution:
When the battery icon
appears replace your AA
batteries immediately. Failure
to do so may result in your
heating & cooling system
becoming inoperable.
or button to select
3