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PrntRhd
Premium
join:2004-11-03
Fairfield, CA
reply to dm19891

Re: Furnace starts, then shuts off.

Another thing that causes similar issues is a clogged intake air filter.


hambone42
Peace, through superior firepower
Premium
join:2002-02-02
Manassas, VA
Reviews:
·Comcast
said by PrntRhd:

Another thing that causes similar issues is a clogged intake air filter.
+1 to this one. I found a "hidden" filter I didn't know I had that was almost completely blocked, and causing the pressure sensors to shut down the burners a few seconds after the main blower came on.
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