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intertherm no yellow light

Posted: Thu Mar 24, 2011 9:54 pm
by tammiejean
Hi, we have an intertherm gas heater model M1MB-056A-BW, and we are not getting heat. It has no yellow led light at all. Gas is going to the valve, the ignitor is working, but no flame. We took apart and cleaned everything and still no flame. What can we try next?

Re: intertherm no yellow light

Posted: Mon Mar 28, 2011 9:54 am
by tammiejean
anyone have any suggestions? We need to try and get this fixed. Thanks!!!!

Re: intertherm no yellow light

Posted: Mon Mar 28, 2011 6:03 pm
by DaleM
Check for low voltage, 24v ac, at the control valve. If voltage is there you may have a bad control. No voltage, could have a bad limit someplace. Best to have it checked out by a service company.