American Standard ASYSTAT500C - Manual (Page 27)

27
Pub. No. 12-5029-01
69-1617
Setting or Resetting Filter Indication Timer
Your thermostat comes preset to the 30-day setting. To change this setting, or reset after filter expiration, follow
these instructions:
1. Press Filter to enter the Filter mode.
Filter
Pressing the Filter key displays filter information.
In this example, current fan run time is 5 days and the filter is set to expire in 30 days.
2. Press and hold Filter for at least
3 seconds to reset fan run time to
zero.
Holding down the Filter key resets counter to “0” days.
Filter
M14577
Filter Days
Setting
M14578
Filter Days
Setting