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Mark Henley
Mark Henley, Journeyman Technician
Category: HVAC
Satisfied Customers: 3217
Experience:  UA Journeyman Pipefitter , HVAC, Refrigeration, DDC controls. 26 years.Commercial & residential
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on my goodman furnace the bureners wont stay lit they go on

This answer was rated:

on my goodman furnace the bureners wont stay lit they go on and off. This happen once before, so I cleaned the furnace and changed the filter and it worked fine for about1 month and a half. Now I have the same issue again.

Hi,

 

How long do they stay on ?

 

Thanks

 

Mark

Customer: replied 7 years ago.
they stay lit for about 3 sec. then off for 9 sec.

Hi,

 

Ok that's a flame sensor problem , look for a device like the photo and clean the metal end of it with a piece of emery cloth, this will probably get the unit going. the part is located near the last burner and points into the flame path. Let me know,

 

graphic

 

Thanks

 

Mark

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