DIY Home Improvement Forum banner

furnace won't ignite

  1. Lennox 80MGF-75A Furnace won't ignite

    HVAC
    It's cold in East Windsor, NJ and all HVAC and other utility repair crews are focused on Hurricane Sandy recovery. Our Lennox 80MGF-75A furnace is not providing heat to the home. The gas is on (the Honeywell valve inside the furnace is in the open/on position as well) and the thermostat...
  2. American Standard 90 not all burners light

    HVAC
    American Standard Freedom 90 VS furnace (city natural gas supply) model AUY100R9V4V0 SN N411SX47G Furnace has a problem with all burners lighting. When call for heat is presented, ECM motor blows properly, igniter turns on & glows bright orange, gas control valve opens, and flame starts at...
  3. Heat Won't Come on After Installing New Thermostat

    HVAC
    I have replace my friends 1971 manual Honeywell thermostat on a Comformaker Model: GDE067AC12AN (1971) with a Hunter Touchscreen Programmable thermostat Model 44860 2 Stage Heat/2 Stage Cool. The A/C works however the heat does not come on. Four wires G,Y,W,RC & RH which are jumped. When I...
  4. Bryant 395BAW won't start

    HVAC
    I have a 1985 Bryant central air Furnace model 395BAW048095 with a White Rogers 36E gas valve. The flue is metal and there is a fan within the furnace to create a vacume at the base of the flue pipe conection that turns on when a call for heat comes from the thermostat at startup to ignition...
Top