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Question
Living in house that is heated by gas furnace. Right before it kicks on there is a loud bang. What could be wrong?
Submitted: 337 days and 23 hours ago.
Category: HVAC
Value: $9
Status: CLOSED
+
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Posted by
Rick Mather
337 days and 19 hours ago.
Info Request
Is this Warm furnace
337 days and 18 hours ago.
Reply
our house is about twenty years old, orginally gas furnace in crawl space under house. When the furnace kicks on there is a loud bang sound right before. What else do you need to know?
Accepted Answer
Sounds like the duct work expanding and making noise
Expert:
Rick Mather
Pos. Feedback:
96.2 %
Accepts:
Answered:
12/20/2008
HVAC Technician
35 years experience, HVAC
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