Aprilaire 8870 Thermostat User Manual


 
13
IN CASE OF POWER FAILURE
This thermostat does not require a battery. If the power goes out, the screen is blank.
During the period the power is off, the heating/cooling system will not operate. When
power is restored, the thermostat will return to the previous settings.
The thermostat is equipped with a continuous memory feature which does not require
a battery.
CLEANING
If the surface of the thermostat becomes dirty it can be cleaned with plain water or
with a non-abrasive household cleaner, including glass cleaner. When using any
cleaner be careful not to get any into the interior of the thermostat. Do not spray any
liquid directly onto the thermostat. Spray the cleaner onto a soft cloth and wipe the
surface of the thermostat.