Alaskan Channing Hopper Seal

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Boomer2298
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Post by Boomer2298 » Mon. Oct. 01, 2012 6:19 pm

Hello,

I'm new here and just purchased a used channing coal stove. My background was in power boilers so I have a basic understanding of coal fired stokers. I was checking the draft with a calibrated magnehelic gauge after cleaning the direct vent blower (which I will be replacing) and the most I could get is -.02" with an empty hopper. I noticed when I pushed down on the hopper the draft picked up to almost -.04".. I then noticed that the seal on the bottom had some daylight coming through. As it appears that two small side bolts are all that hold it in place and it sits on the rope gasket I wonder if this is ok or should be sealed? The weight of the coal will obviously press down but I can't believe this is acceptable. Thoughts or advice ? Great forum by the way.

 
stokerstove
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Hot Air Coal Stoker Stove: Alaska Kodiak Stokerstove 1

Post by stokerstove » Tue. Oct. 02, 2012 11:16 am

I don't have a Channing but from what you describe my stove is similar. Many years ago I read that the hopper should be sealed w/ furnace cement and I tried it, pretty much just making a mess. I now use a rope gasket fastened w/ gasket adhesive and have no problems. Unless the gasket isn't positioned properly, wrong dia. gasket, or the hopper is deformed, it should seal fine, w/ the weight of the coal in the hopper also helping to seal it. I have been using this method for years with no issues. At the end of each season I totally disassemble the stove, clean it, and inspect all the gaskets.

 
Bratkinson
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Hot Air Coal Stoker Stove: Alaska Channing III
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Post by Bratkinson » Sat. Oct. 13, 2012 6:33 am

From your description, it sounds like a Channing to me.

As far as seeing daylight, you MUST get a new hopper gasket for the thing and install it BEFORE you light it!

This is my 4th season with the Channing and I found that fitting the hopper into the gasket at the top of the stoker is sometimes a bit tricky. After you think you have it seated, try moving it a bit front/back and left/right, all while pressing down slightly. You might feel it 'drop in'. Sometimes I 'hit' it first try, sometimes not, so the wiggle ensures I have a good, tight fit.

I also discovered that my hoppper was at a slight angle to the back of the stove, after inserting the bolts at the top of the hopper and tightening them. I ended up putting 5 or 6 washers on each bolt, between the hopper and stove, to keep it square to the back of the stove. Keeping it square also helps the gasket at the bottom to stay 'tight' as well. My thinking is that if the hopper is slightly angled, there could be air coming in where it shouldn't, and cause a hopper fire.

 
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McGiever
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Coal Size/Type: PEA,NUT,STOVE /ANTHRACITE
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Post by McGiever » Sat. Oct. 13, 2012 9:29 am

Boomer2298 wrote:Hello,

I'm new here and just purchased a used channing coal stove. My background was in power boilers so I have a basic understanding of coal fired stokers. I was checking the draft with a calibrated magnehelic gauge after cleaning the direct vent blower (which I will be replacing) and the most I could get is -.02" with an empty hopper. I noticed when I pushed down on the hopper the draft picked up to almost -.04".. I then noticed that the seal on the bottom had some daylight coming through. As it appears that two small side bolts are all that hold it in place and it sits on the rope gasket I wonder if this is ok or should be sealed? The weight of the coal will obviously press down but I can't believe this is acceptable. Thoughts or advice ? Great forum by the way.


Seeing daylight is not acceptable, but an empty hopper will not give you correct draft reading. :idea:

Coal in hopper is needed to obtain an accurate draft reading...no coal in hopper is a lot of daylight. :!: ;)


 
Nighthawkgt21
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Post by Nighthawkgt21 » Mon. Nov. 26, 2012 12:28 pm

Hi, I'm new here and I've been having trouble with a slight sulfur smell. I'd like to change my gaskets but the place where I bought my stove wants $170 to change the gaskets. I watched videos and read forums on changing gaskets and am fairly mechanically inclined. The only problem is I can't find anywhere what size and length of gaskets to purchase. Any help would be very much appreciated

 
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Ed.A
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Hot Air Coal Stoker Stove: Alaska Channing III/ '94 Stoker II
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Post by Ed.A » Mon. Nov. 26, 2012 5:31 pm

Nighthawkgt21 wrote:Hi, I'm new here and I've been having trouble with a slight sulfur smell. I'd like to change my gaskets but the place where I bought my stove wants $170 to change the gaskets. I watched videos and read forums on changing gaskets and am fairly mechanically inclined. The only problem is I can't find anywhere what size and length of gaskets to purchase. Any help would be very much appreciated
You have a CO detector correct? Pretty sure the Gasket Dia. is 3/8". You can just check with Alaska Factory too.

 
Nighthawkgt21
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Post by Nighthawkgt21 » Mon. Nov. 26, 2012 8:41 pm

Yea, CO detector on every floor of the house. It might just be a flash build up issue. Cleaned it thourghly and seems to have helped. Still interested in gasket sizes and lengths for future use.

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