Inefficient damper

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Huber

New Member
Feb 1, 2014
1
Storrs, CT
So-I have a Hampton H300, have been very happily using it since I built my house 5 yrs ago. At the start of this season, I had the chimney cleaned for the first time, and since then it seems as though the damper doesn't close completely. This has lead to hotter, faster fires, of course. I'm guessing that some chimney debris is prohibiting the damper from closing completely and was hoping I could fix this without professional help, but I can't find a schematic for the stove and I'd rather not start dismantling the stove with no real idea of where I'm going or what to look for. Any advice would be appreciated.
 
So you've been using it for 5 years and this is the first time the flue was cleaned. How much have you burned in that time? Did the chimney sweep give and indication on how much material was cleaned out?

It's possible that your flue was constricted with junk so you did not have as strong of a draft as you have now.

Also, are you sure your stove has a damper? If it is a non-cat, the it probably just has a primary air control. If that's the case, then creosote from the flue would not affect this.

How is the gasket on your stove door? Have you tried the dollar bill test on it? Air can get in from places like that which can also make it harder to control.
 
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