20
21
To activate:
Press and hold the
OK
button for 3 seconds to lock the keypad. The
keypad lock icon will appear on the display.
To unlock:
Press and hold the
OK
button again for 3 seconds.
4.4 Set keypad lockout
The thermostat will display a reminder when it is time to change the air
fi lter on your heating and cooling system.
4.5.1 To adjust Change Filter reminder settings:
1. Press the
MENU
button and, using the buttons, scroll down until
MORE OPTIONS
is fl ashing. Press
OK
.
2. Press
OK
again to confi rm the fi lter reminder setting is
ON
.
3. Using the buttons select the number of weeks until the next
Change Filter reminder, then press
DONE
button.
4. Change Filter message will display when it is time to change
your
fi
lter.
4.5.2 To reset the Change Filter reminder, SIMULTANEOUSLY press both
buttons for 3 seconds.
4.5 Set change fi lter reminder
