1. Manuals
  2. Household Appliance Support
  3. Honeywell Support
  4. Thermostat Support
Support User Manuals
Question About Honeywell Thermostat rth221b1000
we have a 2009 rth221b1000 thermostat and cannot p...

we have a 2009 rth221b1000 thermostat and cannot program last week when it was cool we turned it off. when we turned it back on the temp read 80 and we haven't been able to repro.no matter what we do.can you help us? We are sweltering. thank you Luigi

Asked by luigi Foglia on 06/26/2014 0  Answer

ManualsOnline posted an answer 10 years, 3 months ago

The ManualsOnline team has found the manual for this product! We hope it helps solve your problem. Get the Manual Here

Add Your Answer

Please Note: Do not submit personal information as it will be displayed online.
Ask a Question Request a Manual