Old Quadra Fire / Aladdin gas stove1992

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Quadrafire 1992

New Member
Feb 27, 2026
3
USA
Hello all,

I have a 1992 Quadra-Fire / Aladdin gas stove. It is leaving a lot of soot on the logs in the burn box where the flame is emitting around them. I was wondering if there is a cure to this. I cleaned out the inside which had a bunch of soot (loose) on the inside under the gas manifold/fake logs. It did not change the logs having a soot build up. I did read maybe the flame is too high/hot? I adjusted the knob on the control panel to low, it operates fine. It has the blower option as well. So any way thats it, just asking if a part may need changing or is it the flame is too high?
It works good, puts out good heat. Also is there replacement fake logs available? Please see pics for placard w/ info.

Thanks,
Mike
[Hearth.com] Old Quadra Fire / Aladdin gas stove1992

[Hearth.com] Old Quadra Fire / Aladdin gas stove1992
 
What type of gas are you burning, LP or NG? If it’s LP, try to locate your air shutter adjustment & open the shutter all the way. You may lose some of the realistic looking yellow flames, but it should burn cleaner.
 
It should have a shutter, even for NG. The air shutter is used to adjust the Air-To-Fuel (ATF) mixture & if it gets shut too much even burning NG, the unit can soot. Check your owners manual, if you have one. It will tell you the proper setting. If you don’t, there may be one online.
 
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It should have a shutter, even for NG. The air shutter is used to adjust the Air-To-Fuel (ATF) mixture & if it gets shut too much even burning NG, the unit can soot. Check your owners manual, if you have one. It will tell you the proper setting. If you don’t, there may be one online.
Indeed it has one. Pls see pics. It is in wide open position. Is it too much air if that is the case? Should I close it a little? 1ST pic is of the shutter valve. 2nd is pilot light/manifold, third soot on the logs after short usage.
[Hearth.com] Old Quadra Fire / Aladdin gas stove1992
[Hearth.com] Old Quadra Fire / Aladdin gas stove1992
[Hearth.com] Old Quadra Fire / Aladdin gas stove1992
 
What color are the flames when the burner is on? They should be blue at the bottom & yellow at the top. A wide open air shutter shouldn’t give you any sooting like that. Is it possible to move the logs further from the flames? The flames should be CLOSE to logs, but not hitting them.
 
Possibly, but any other gas appliances in the home would probably exhibit the same symptoms