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View Full Version : Heatin cycling


kf3tp4
Jan 2, 2008, 08:59 PM
I have a comfortMaker RDPJII mfg date 92. It will not stay lite after the blower comess on it shut off and start over again

therinnaiguy
Jan 3, 2008, 07:00 AM
You will need to see if voltage is dropping off the gas valve when the blower is activated. If so, you have a bad control board. If not, I would suggest you have the combustion chamber inspected for a crack.