Furnace runs for 3 minutes then gas shut off. The sequence restarts with the induction motor, then ignitor lighting, the gas starts again, this time for a little less than 3 minutes.
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Furnace runs for 3 minutes then gas shut off. The sequence restarts with the induction motor, then ignitor lighting, the gas starts again, this time for a little less than 3 minutes.
There are several things that can cause this. If you would tell me the brand and age of your furnace it might help.
One thig that can cause this is a dirty filter. So tell me about your furnace and how it acts
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