Honeywell RTH7500 Manuel D’Utilisation

If activated during installation, the furnace filter 
reminder alerts you when it is time to replace 
your filter.

Press 

RESET after changing the filter, to restart 

the timer.

To reset the reminder interval before it expires:

1. Press 

MORE, then NEXT.

2. Press 

RESET.

3. Press 

DONE to save and exit.

Reset

Schedule

Clock & More

System

Heat

Fan Auto

Set to

Change Filter

Heat On

AM

70

70

6:01

M28089

Press 

MORE to reset reminder interval

Press 

RESET after changing filter

Reset

Next

Done

Days

60

M28090