Install Batteries - Honeywell T8131A Owner's Manual

Install Batteries

IMPORTANT
Batteries must be installed for pro-
gramming and operating the thermo-
stat and heating/cooling system.
Use two AA alkaline batteries; non-
alkaline batteries will not last as long,
and can leak, causing damage to the
thermostat or the wall surface. We
recommend Energizer® batteries.
Make sure the thermostat is set to the
OFF position.
Use a coin to remove the battery door.
Install the fresh batteries as shown,
making sure positive and negative
terminals are oriented correctly.
Replace the battery door.
As the batteries are running low, a bAt Lo
indicator flashes for one to two months before
the batteries run out completely. Replace the
batteries as soon as possible after the indicator
starts flashing. If you do not replace the bat-
teries sometime during the flashing bAt Lo , the
9
REMOVING
BATTERY
DOOR
M1719C
69-0887—1