Honeywell CHRONOTHERM IV T8665A - Manual (Page 24)

24 69-1536–3
Display or Reset Filter Timer Settings
2. Press the Timer ▲ key to reset the timer.
3. Press the Run Program key.
Note: You can view the number of days remaining at
any time by pressing the i key three or four
times. If more than one timer is active, all active
timers show sequentially when pressing the i
key several times.
If you want to use this feature and it is not currently
activated, check the Installation Instructions at
www.honeywell.com/yourhome or call 1-800-468-
1502.
M20243
Filter Days
M20244
Filter Days
When the thermostat activates a timer, the thermostat
flashes Filter until the timer resets.
1. Reset the timer by pressing the i key until the
expired timer is displayed.