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Mode Button
selectsbetween HEAT,
COOL, AUTO, and OFF operation.
HeM pump thermostat models also
includean EMERGENCY HEAT mode.
Up
Increase or decrease the
desired temperature setting.
LOW BATTERY Indicator_
will light when batteries
(if installed) need to be replaced.
Outdoor Temperature Display
is an optional feature that shows the
outdoor temperature on the LCD readout.
SERVICE FILTER Indicator _
lets you know it is time to clean
or replace your system's air Mter.
/
Room Temperature Display --/
shows current room temperature.
COOL ON Indicat° e---- _ /
is displayed when th
coolingequipment is /"
operating.
_/
HEAT ON Indicator
is displayed when the
heating equipment is
operating.
i
AUXILIARY HEAT Indicator
is displayed when a heat pump
system is operating with auxiliary
heat air Mter.
-- Fan Button
chooses between CONTINUOUS FAN
and AUTO FAN operalion.
-- RESET FILTER Button
restarts the timer that calculates
the next air filter change or cleaning.
Fig. 1 -- Thermostat Display and Buttons