Coleman white gas appliance mod

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Joined
Nov 16, 2006
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Location
Aspen, CO
I came up with this several years ago. Never posted it anywhere. I thought about making them and selling them on ebay, but with a wife and two kids...

...Anyways here it is...

...This mod is for those of you who camp with air (CO2, compressor, airtank, etc.). I got real sick of going camping with my Coleman stuff (lanterns and triple burner stove) and by the end of the trip, having a sore thumb from pumping so much! Call me a sissy, but I don't think we should have to work that hard when there is a simple solution.:idea:

Here's what I did:

  1. Source a replacement cap (they are universal between the lanterns and stoves), preferably one of the older style all metal ones, from your local camping supply store.
  2. Source a valve that is a schrader valve on one side with a hex in the middle, and larger threading on the other side (sorry not sure of the size, but I'll check if people are interested).
  3. Drill a pilot hole in the center of the cap on a drill press with the appropriately sized bit (again unsure of the size I used).
  4. Apply pipe dope or epoxy to the valve side opposite the schrader.
  5. Thread into the cap.
  6. Put cap on empty coleman tank, apply air, and test to see if it's air tight.
  7. Fill with gas, install new modified cap.
  8. Apply air. This is the tricky part as there is no way to test pressure. I've gotten used to judging it by sound, and I've never put too much in, but I would assume this would be the main reason you can't market something like this because of the liability. So be careful, you can always add more air later.
  9. Light your appliance and adjust pressure as necessary.
  10. When your flame starts to die down, simply fill 'er up!
I hope someone else finds this mod as useful as I have!:cheers:

I'll try to post up pictures later of one of the finished caps.


Nick
 
That is an awsome idea! I can't believe that no one has thought of it before, you could make a fortune. The pressure issue could probably be easily avoided with a bleed valve or pressure blow out valve...I'd love to see photos and hear more. (ps I promise I won't steel your idea, however, if I was you I'd pantent it so that if later on you wanted to take it to market you could)

My $.02
 
be careful i blew the seam out of my lantern a few years back doing that and sprayed white gas everywhere.
it also works great for running water from a tank instead of an electric pump.

That's kinda where I originally came up with the idea. I built a air pressurized water cannon out of schedule 80 PVC that we pressurized off of the compressor. Now that thing was dangerous!;)
 
Hi guys, this is not necessarily a new idea, there is already an adapter to replace the gas cap that uses a CO2 cartridge. Downside is that you had better start with a full tank, refilling depletes the CO2 upon removal. Another aspect is to use a compressed air supply, hooked up as described above. For the air tank idea, leave it coupled and put a regulator inline set at the proper preessure, shut off if you need to refuel.
Another way is to adapt it to a propane supply using the methods above, except instead of air, to a propane tank. Kinda defeats the purpose of being able to use gasoline, but no pumping and gives you another fuel option and can be a greatly extended run time.
All these are great to add to the versatility of use, but most of them infringe on the practicality aspect.
Throw fuel in it (not necessarily full, leave room for more air pressure so you don't have to pump it up again so soon), pump it up, and enjoy.
My .02
:cheers:
Eric C.
 
Hi guys, this is not necessarily a new idea, there is already an adapter to replace the gas cap that uses a CO2 cartridge. Downside is that you had better start with a full tank, refilling depletes the CO2 upon removal. Another aspect is to use a compressed air supply, hooked up as described above. For the air tank idea, leave it coupled and put a regulator inline set at the proper preessure, shut off if you need to refuel.
Another way is to adapt it to a propane supply using the methods above, except instead of air, to a propane tank. Kinda defeats the purpose of being able to use gasoline, but no pumping and gives you another fuel option and can be a greatly extended run time.
All these are great to add to the versatility of use, but most of them infringe on the practicality aspect.
Throw fuel in it (not necessarily full, leave room for more air pressure so you don't have to pump it up again so soon), pump it up, and enjoy.
My .02
:cheers:
Eric C.

I couldn't find the CO2 adapter through Google, ebay, or the Coleman website. However, on google I did find this thread!:D

For me, the other ideas don't make sense. Like you said, they make it impractical, especially using a dinky CO2 cartridge, but since I always carry a 20lb. CO2 bottle, and have my on-board ARB compressor, the setup I have works really well for me. Quite frankly, the pumping is really annoying with a triple burner, and at hunting camp when we have four lanterns going as well. It's much easier to grab the air hose, and top them off, but that's just me.
 
Oh, forgot, I have a pic.
IMG_2112.webp
IMG_2112.webp
 
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