vaporiser repair?

Discussion in 'Fettling Forum' started by Aielman, Nov 2, 2020.

  1. Aielman United Kingdom

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    Hi all.

    So I have a couple of vaporisers that look like they have been tig welded around the OD of the nipple disk. Did tilley ever make any like that or has someone machined the end off and tig welded a new( home made ) nipple disk ? - I'm calling it a nipple disk but I'm guessing that's not its technical name lol.
    If it was a genuine unfettled and I'm guessing later made vaporiser, has anyone ever tried repairing a worn out one in this manor ?
    Thanks.
     
  2. R100 United Kingdom

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    It sounds as if it could be a Korean version. Is the knurled collar at the bottom brass or steel. AFAIK the UK Tilley originals were brass.
     
  3. Henry Plews

    Henry Plews Subscriber

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    Tilley haven't "made" anything for quite a few years now, they have simply assembled outscourced parts. Your vapourisers are genuine parts - that's how they come. I have never heard of anyone repairing a vapouriser in this manner.
     
  4. Fireexit1 United Kingdom

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    Sounds like the "new" vapourisers marketed by Tilley in Guildford.
     
  5. podbros

    podbros United Kingdom Subscriber

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    @Aielman They are the ones you get if you buy from Tilley International

    Like Henry said, everything is outsourced now.

    Not brilliant, but everyone that has bought new and had problems have had 'good' ones sent by return of post..

    By 'good', I mean ones that work ok :)
     
  6. R100 United Kingdom

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    Maybe I clumsily phrased my reply as I have assumed that the new Tilley International vapourisers are made in Korea. Heaven knows why! They could be made anywhere.
     
  7. Fireexit1 United Kingdom

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    Yup - I bought two, one OK, one next to useless. They did send me another by return so can't complain. No idea where they are actually made. NOS not always about when you need one.
    C
     
  8. Aielman United Kingdom

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    Thank you all who replied.
    Well that clears up the genuineness of the vaps I was wondering about and its nice to know that tilley will replace faulty new ones as well.
    So thoughts on the viability of making use of a old knackerd vap in the way I mentioned? That being machining the retaining folded end off to remove the worn nipple/jet disk and tig welding a new one in.
    Sounds simple enough. ? The harder part would be fabricating a new one with the correct size jet .
    Anyone know what the hole size should be BTW ?
    Guess I should mic up a pricker/cleaning needle to give myself a idea huh...
    Regards.
     
  9. presscall

    presscall United Kingdom Subscriber

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    Yes, I’ve done that to create a spare ‘short’ vapouriser for a Tilley CS56 stove, featured HERE.

    TIG welding wasn’t necessary, silbrazing worked fine.

    55B42144-B256-445D-A263-B6D5E3D25B84.jpeg

    9BF4E9BC-3503-48B3-8DCE-CC00FD825FDA.jpeg

    F3DB7D6F-5BF3-4E26-A445-9EAD41DB417D.jpeg


    You asked @Aielman about jet size. 0.19mm for a Tilley lantern, 0.27mm for the CS56 stove.

    Stove vapouriser tip left, lantern right.

    98B5D30F-E04D-4A04-B1C0-AD5017FD3EE7.jpeg


    Corresponding pricker tip sizes show the difference too (stove pricker top).

    43D864C9-6052-41FA-9AC8-67AA285B87D2.jpeg

    John
     
  10. Aielman United Kingdom

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    Wow thanks for sharing that press call!
    Given me much more information. Good news on not having to tig if silbrazing stands the heat seeing as the tig welder I used to use was at my old job.
    Also never seen a stove like that- looks like something else to look out for.
    Now I've got to locate a drill bit that size, 0.19mm if memory serves is about 7 to 8 thou in old money so I reckon a old number drill would be the best bet. Got some charts somewhere...
    Thanks again.
     
  11. presscall

    presscall United Kingdom Subscriber

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    @Aielman If you’re giving that a go you might want to try my technique of lining an oversized jet orifice with a short length of hypodermic needle. THIS gauge chart shows that a 29-gauge needle has a bore of around 0.19mm.

    Here’s the process.

    A hypo needle has this type of chamfered point.

    AFC7F4A6-34A6-4C4E-8AB1-070CCB5EED36.jpeg


    It can be used to ream its own clearance hole (0.33mm for the 29-gauge needle) by rotating it between finger and thumb.

    12B8DED4-3BE6-4D9E-B1D3-30D3599A3EF7.jpeg


    Silbrazed in place.

    C65467A2-065F-4E03-AE94-EBF9E3941F35.jpeg


    Trimmed and cleaned up.

    262C60B7-A15C-4BD8-A848-871718D8ADB9.jpeg


    Microscopic section. Surgical stainless steel, it’s very resistant to further wear.

    76B10D8A-8BA5-4541-9752-CEFB732F2CE1.jpeg
     
  12. Aielman United Kingdom

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    @presscall thanks for that further information.
    That trimmed and cleaned up very nicely, good job you made of it
    Will remember the surgical steel idea as well.
    I've got to finish my house before spending to much time on this vap salvage project or my wife will have stern words but once its all signed off I will be trying a repair or three.
    Will let you know the results. And take some photos.
    Regards.
     

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