Nov 8, 2014 · Gas and Oil Home Heating Furnaces - Goodman heater error code 3 (pressure switch stuck open) - I've got a Goodman 80% efficient heater that was installed in 2008.

Oct 27, 2017 · Hey my Goodman GMH80804BNBC furnace has the code that says the pressure switch is stuck closed when I have the A/C on . What can cause that?

Nov 2, 2013 · Gas and Oil Home Heating Furnaces - Pressure switch stuck open in Goodmans furnace with 3 blink code - Hello, I have run into what seems like a common problem with my …

Oct 9, 2012 · Hi Folks, I've got an irritating "pressure switch" problem. The furnace (Goodman GMS80904BN) will not fire up. The indicator light is complaining that the pressure switch is …

Oct 1, 2009 · goodman furnace preasure switch my furnace is not turning on, the light is flashing 3 times indicating a stuck open preasure switch. i do not have the # on it. does anybody have …

Nov 2, 2023 · Use a meter to see if the limit is stuck open - with power off and furnace is cool, disconnect the wires to the high limit, set meter to ohms and check -> it should read 0 ohms or …

Nov 22, 2014 · I have a Goodman furnace [GMH950904CXAA]. I keep getting the code 3 (3 FLASHES - Pressure Switch Stuck Closed). It did this about 4 days ago and I found a chunk of …

Mar 8, 2018 · Gas and Oil Home Heating Furnaces - Furnace stops working after 8-12 hours - pressure switch stuck open error - Hi, I have an old furnace 20+ years old in the house I just …

Dec 16, 2023 · Hello, looking for any help on my issue. I have a GMES960603BN natural gas direct vent furnace, updraft vertical install, with 2" intake and 2" flue into a horizontal concentic …

Jun 1, 2010 · A gas furnace pressure switch closes to allow current to pass through and start the ignition of the furnace. If the pressure switch is stuck, it does not send enough power to the …