Honeywell RTH8500D Owner's Manual page 35

Step 11. Configure Installer Setup (Cont)
23. Press the Up or Down arrow to select your setting for Installer
Setup Number 0500.
24. After you select your setting, press the Up arrow to go to the
next Installer Setup Number.
UP
ARROW
INSTALLER
SETUP
NUMBER
PRESS TO EXIT
INSTALLER SETUP
Installer
Setup
Number
0500
DONE
Installer
Setup
Name
0 - Furnace Filter change reminder
Furnace
is Off
Filter
1 - Approximately 1 month -- based
Change
on 10 days of fan run time.
Reminder
2 - Approximately 3 months -- based
on 30 days of fan run time.
3 - Approximately 6 months -- based
on 60 days of fan run time.
4 - Approximately 9 months -- based
on 90 days of fan run time.
5 - Approximately 1 year -- based
on 120 days of fan run time.
6 - Approximately 3 years -- based
on 365 days of fan run time.
35
(Select Your Setting)
Settings
SETTING
UP
ARROW
DOWN
ARROW
M22220
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