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8. The display is flashing BATTERY. What
does this mean?
The 9 volt battery installed in the thermo-
stat is low and should be replaced with a
fresh 9 volt Energizer
®
alkaline battery.
See OPERATING YOUR THERMOSTAT.
9. Why won’t the system turn on, even
though the thermostat display is func-
tioning normally?
Either the compressor lockout feature is in
operation or the thermostat is not currently
calling for heat or cool. Wait about 5 min-
utes for the compressor lockout to expire.
If the system is still not running, read the
cautionary statement at right. If condi-
tions permit, use the or but-
tons to move the temperature above or
below the setpoint temperature. See OP-
ERATING YOUR THERMOSTAT.
If the outside temperature is below 50°F,
DO NOT use the button to move
the temperature below the setpoint tem-
perature. Personal injury and/or prop-
erty damage may result due to com-
pressor operation in cold weather.
10. Why doesn’t the temperature change at
the time I programmed?
There may be a number of causes for this
situation. The following are primary rea-
sons.
• The EMR function is operating. The
EMR function will energize the system
automatically to bring the temperature
to the selected level by the beginning of
CAUTION
!