DIY Home Improvement Forum banner

2-stage

  1. HVAC
    I have a CARRIER 59TN6A060V17-14 60000 BTU, UP TO 96% AFUE, MULTI-POSITION, TWO STAGE, VARIABLE SPEED GAS FURNACE controlled by an ECOBEE 4 2-stage thermostat. There is no air conditioning unit, but one may possibly be installed in the future. The ECOBEE 4 replaced a Pro1 T705 1-stage...
  2. HVAC
    I was doing a clean and check on a Carrier Model: 58CTA070-10108 2-stage 80% furnace. It lit on low fire just fine but noticed when it went to go to high fire the gas valve would open to 3.5" W.C. but it didn't sound like to blower motor ramped up. I checked the temp rise and sure enough...
Top