Aprilaire 8600 - Manual (Page 8)

8
OpERATION
The thermostat can either be AC or battery powered,
or both . If the thermostat was wired to be AC powered
when installed,
batteries are optional (to provide
backup power for clock) .
The thermostat has a memory backup that saves the
thermostat’s settings in case of a power interruption .
The system settings will be retained but the clock will
reset after 90 seconds with no battery or AC power .
The reset button located under the battery cover can be
used to reset the thermostat to factory defaults .
RESET
BUTTON
bATTERy INSTAllATION
wARNING
The reset button should only be used by the installer.
61000728A 8600 Tstat Owners.indd 8 10/7/10 11:44:55 AM