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  1. HVAC
    I am trying to run a circulation fan based on high indoor air temperature. I bought the Honeywell Visionpro 8000 because it was the least expensive model to accommodate remote sensing; i've located a remote temperature sensor high up in a cathedral ceiling. I am trying to use cooling mode to...
  2. General DIY Discussions
    I just installed a TB8220U thermostat for both heating (dual fuel: Heat pump and gas) and cooling. I replaced an older model TH8320U1008. The wiring is the same. I am running dual fuel and parameter 0170 is set to 7. The program settings were mostly the same and the AC and heat both work, but...
  3. HVAC
    I recently purchased a Honeywell TH8320 programmable thermostat to bring a little energy efficiency to my new home. I have a Carrier 25HBA3 Base Series split system heat pump with a unit outside, and one indoors (installed up in the attic space above my garage). I detached the previous...
1-3 of 3 Results