2015年10月18日 · The LED shows a code 12 when the blower is running, showing that the furnace powered up from a state of power out with the thermostat calling for heat. If I leave it run, it will cycle from that, to the inducer motor running with a code 31, and back again.

2013年2月19日 · 31 = pressure switch. Checking for a debris build up inside the ID assy port that the hose from the PS is attached to, is a more common DIY fix. Make sure nothing is blocking your vent exhaust or intake. Beyond that it can be 30 or more other possibilities. A manometer check against the rating on the PS tells if the problem …

2022年12月10日 · Learn what a carrier furnace error code 33 means and how to reset it when you've resolved the issue.

2018年9月9日 · hi, I have 2 furnaces carrier 59sc5a in my used 3yr old house (one for basement & 1 for upstairs). both furnaces 2yr's ago started giving code 31, I had someone take a look at it, they narrowed it down to venting, then the pressure sensor or inducer motor. we re-sloped the intake & exhaust (2 inch) vent lines to the outside since they were off, the problem still exisited, so he diagnosed the ...

2011年2月20日 · Gas and Oil Home Heating Furnaces - Carrier furnace code 31 - Carrier furnace will blow but no heat. no clicking of ignitor. have had high winds. Model 58MXA08-12.

2012年11月25日 · Gas and Oil Home Heating Furnaces - Carrier 58MCB error code 31 - Ok guys, got kinda chilly last night so I turned on the heat and nada. This morning I went down and started investigating.

2017年3月13日 · The furnace now works as good as new. The short description of my original problem was the furnace was posting flash code 31 without the inducer motor ever turning on.

2013年10月24日 · Gas and Oil Home Heating Furnaces - Carrier Weathermaker 9200 error 31 questions - Starting today, I'm getting an error 31 on my furnace when it tries to answer a call for heat.

2008年4月8日 · If this is the code then look for plugged air filters, blocked discharge vents, etc. 31 is the pressure switch didn't close or reopened. This pressure switch is in your furnace to monitor the combustion fan motor to prove you have positive exhaust gas pressure out your exhaust vent and through your combustion chamber.

2012年4月13日 · Gas and Oil Home Heating Furnaces - Carrier 58MSA - Error code 31 - blower starts but main blower never does - I'm calling for heat. light is steady on. the blower starts and runs for about 30 seconds before it generates an error code 31.