Furnace Filter Reminder - Honeywell RTH8500 Operating Manual

RTH8500

Furnace filter reminder

Press R R E E S S E E T T after changing filter
CHANGE FILTER
FAN
70
Inside
AUTO
SYSTEM
RESET
HEAT
6:00
pm
SCHED HOLD CLOCK SCREEN
Press M M O O R R E E to change reminder interval
Filter
55
Set To
MORE
60
Days
DONE
If activated during installation, the
furnace filter reminder alerts you when it
is time to replace your filter.
Press after changing the filter, to
R R E E S S E E T T
restart the timer.
To change the reminder interval:
1 Press , then
M M O O R R E E
2 Press or
interval, then press
3 Press .
R R E E S S E E T T
4 Press to save and exit.
D D O O N N E E
17
.
E E D D I I T T
to select the desired
.
D D O O N N E E