DGAA070BDTA blowing luke warm air.

Questions about repairs and parts for Coleman furnaces, air conditioners and heat pumps for manufactured homes. Click here for Coleman parts.

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timsitis

Coleman model DGAA070BDTA is blowing luke warm air when it starts. Diagnostic light is steady green. blower seems okay. Any ideas on what to look for? By the way it workd fine just last week when I checked it out after changing filters.
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Robert
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Location: Tennessee

Are you in a double, single or triple wide ? Have you checked main duct trunkline(s) to see if there's an opening ?


Does burner flame appear to be big enough across length of burner tube ?

Is burner flame same as before ?



Thanks,
Robert
Some people are Humbly Grateful, while some are Grumbly Hateful.................... Which one are you ?
timsitis

I figured it out. There was a spider nest tightly compacted into the gas jet coming into the burner. Would have never thought of that!
Thanks!@
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Robert
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Joined: Wed Feb 28, 2007 12:07 am
Location: Tennessee

LOL, yep, that's where my questions were heading. Usually you'll see a difference in burner flame and then I say look for spiders web in orifice at burner.


A search would locate plenty of those suggestions on here.


Spiders love those during off season.


Glad you found it and now know a common failure location.



Take care and best wishes,
Robert
Some people are Humbly Grateful, while some are Grumbly Hateful.................... Which one are you ?
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