View Full Version : "Filter" indicator flashing on Honeywell thermostat
Penguin49
Dec 8, 2008, 10:02 AM
I lost my user manual and want to stop the "Filter" needed indicator on my Honeywell Chronotherm IV Plus thermostat. The filter was recently changed, so a new one is not needed. How do I stop "Filter" from flashing?
Sid
hvac1000
Dec 8, 2008, 10:08 AM
Exact model number?
Penguin49
Dec 10, 2008, 08:17 AM
The exact model number is: T8600D Chronotherm IV Deluxe Programmable Thermostat.
hvac1000
Dec 10, 2008, 09:44 AM
See page 7 for starters then read instructions on how to reset to zero 0.
http://customer.honeywell.com/techlit/pdf/69-0000s/69-1409.pdf
Penguin49
Dec 10, 2008, 10:05 AM
Many thanks for your help, HVAC 1000!
hvac1000
Dec 10, 2008, 11:41 AM
Thank you for posting