Learn more about filtration products.
Resetting the Reminder on Your Thermostat
IF YOUR T8600 THERMOSTAT IS FLASHING “FILTER”...
- Flip down the cover on your thermostat.
- Press the “i” key until the expired “Filter” timer is displayed.
- Press the “Time”- “up” key / arrow to reset the timer to code 1, “30 days.”
- Questions still? Call our service department at 303-423-1982 or call your home comfort consultant.

