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cometcyclone 02-08-2007 07:19 PM

miller furnace problem
 
I have a miller mobile home gas furnace which sat idle for a year when I fired it after cleaning the blower keeps short cycling about 5min run flame stays on after 3 or 4 min the blower kicks on for 5 min and cyclr starts over ect. the furnace is a 1993 model #mgha-075abfc-01. can anyone help Thanks Rich.

TJ1960 02-08-2007 08:27 PM

sounds like flame sensor is dirty. Take it out and clean it off with a wire brush or emery. When that gets dirty it will short cycle.


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