Setting The Clock; Setting Current Day And Time - Honeywell T8665C EnergyPro Owner's Manual

even program the thermostat to return to your
regular programming schedule on your last day
of vacation so you are comfortable when you
return and yet save energy while you are away.

SETTING THE CLOCK

Setting Current Day and Time

IMPORTANT
Always press keys with your fingertip
or similar blunt tool. Sharp instruments
like pens and pencil points can
damage keyboard.
On initial powerup or after an extended power
loss, "1:00 PM" flashes on display until a key is
pressed.
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