Brass 90* fitting broke in valve!!!

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  • Autotrigger
    Registered User
    • Jan 2002
    • 342

    #16
    Broken fitting

    A machine shop should be able to help you. The threads are 1/8 inch pipe and these taps are in all good tap and die sets. There is a proper drill size you need to drill the brass fitting out to and then run the proper tap in and out a little at a time to get all the brass out. You must disassemble the valve completely first. Then when the repair is complete you need to wash the valve body out and then blow it out with compressed air. Make sure the valve body is free of metal particals or you will run into problems with seals and the reg seat! Good luck
    AND ON THE 8TH DAY GOD CREATED THE AUTOMAG!!

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    • Minimag4me
      Registered User
      • Jul 2001
      • 779

      #17
      I always use the right loctite(blue) but this broke from some AGD sealent. I just switched to teflon tape today too.

      Hoppys mag:yea i use a wrench
      -Minimag Body HR
      -Retro Valve
      -Z grip with extender
      -12V X-Boarded Revvy
      -6 barrels including:10 Inch DYE SS, 8 inch Steel Wind, 8 inch stock minimag barrel, 12 inch BOA barrel, 12 inch Lapco Autospirit, 16 inch SPAA
      -68/3000 Flatline

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      • HoppysMag
        Hoppy's en Fuego!!!
        • Oct 2001
        • 3494

        #18
        o ok. lol sorry if i seamed rude. i was just wonderin cuase i never had a problem like that. best of luck with gettin it fixed.
        "You have not converted a man because you have silenced him." -John Morley

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        • mini4life
          Registered User
          • Jan 2002
          • 10

          #19
          heating

          I have had my mini for over 4 years now. Up until about 2 months ago I had been using the brass fitting. I believe the real problem with your brass fitting was tring to heat it. Brass expands when heated much faster than stainless steel, hench making the connection between the too even tighter than when you started. Heating and cooling of metal and create insane amounts of force. Train wheels for example are not held on to their axles by anything more than heat. They heat the wheel up (expanding the hole) and put the axle in a freezer (shrinking the axle) then put them together. When they both come back to room temperature there is NO way to get them back apart other than cutting the wheel off. Even tring to press them off (if someone had a press that large) would just bend the massive steel wheel before the connection would move. Moral of this story is be careful using heat, some times it can hurt more than help!

          Comment

          • Rob @ DNR
            Registered User
            • Dec 2001
            • 63

            #20
            It was mentioned that an easy out could work. Don't use one! In my 8 years as a professional General Motors technician, easy outs are bad news. 75% of the time the easy out breaks off. If you have ever tried to drill out the hardned steel that the easy outs are made of, you know it is a fun job. Your best bet is to take it to a machine shop and have them repair it. The have the tools and the experience.

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