Honeywell T8132A Owner's Manual page 12

Fan
FAN SWITCH
As the batteries are running low, the 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
INSTALL TWO AA ALKALINE
BATTERIES AS SHOWN
AM
TU
LEAVE
Auto On System Cool Off Heat
starts flashing. If the batteries are not replaced
when bAt Lo is flashing, the indicator eventu-
ally stops flashing. When bAt Lo stays on
without flashing, the thermostat and heating/
cooling system have stopped working and the
batteries are almost completely dead.
After the batteries are completely dead, the bAt
Lo indicator disappears, leaving a completely
blank display.
To remove the batteries, press down on left
ends of the batteries. If the new batteries are
SYSTEM
installed within 20 to 30 seconds of removing
SWITCH
the old ones, the thermostat does not require
M5782
reprogramming. If the display is blank, the
batteries are dead or incorrectly installed and
the thermostat has to be reprogrammed. See
Programming Your Thermostat section for
instructions.
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