Rotax manifold with stripped E.G.T. probe thread

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  • เผยแพร่เมื่อ 11 ก.ย. 2024
  • Removing a totally seized EGT fitting and the replacement of the threads in the exhaust manifold.

ความคิดเห็น • 14

  • @williamwhitley1174
    @williamwhitley1174 7 หลายเดือนก่อน +1

    Thanks for great video! I was taught to use a "T" handle when cutting new threads with a tap. By putting pressure to turn the tap with both hands, each pushing in the opposite direction results in a turning motion on the top of the tap which goes straight down without move the top of the tap to one side or the other.

    • @RotacRepair
      @RotacRepair  7 หลายเดือนก่อน

      Thanks for your kind comment. I also was taught to use a T handle during school. During my 50 years working in the automotive field the long tap handle really doesn't fit in most real world automotive thread taping situations. For example I could remove the vehicle cylinder head and move it to the bench and use a T handle, or find method that worked on the vehicle. That when I started using the in situ ratchet method. Best regards John

  • @clearprop
    @clearprop 7 หลายเดือนก่อน

    I knew how these work but I've never seen one being fitted. An interesting process - thanks for uploading. 🙂

    • @RotacRepair
      @RotacRepair  7 หลายเดือนก่อน +1

      Your very welcome, glad you enjoyed it.

  • @andrewgraham5080
    @andrewgraham5080 6 หลายเดือนก่อน

    Hi there. Can you please show how to change the fan bearings on a Rotax 503 fc. Many thanks.

    • @RotacRepair
      @RotacRepair  6 หลายเดือนก่อน

      Hi Andy, my answer is on your latest comment.

  • @thecottonpatch80
    @thecottonpatch80 7 หลายเดือนก่อน

    I have a 582 and the manifold doesn't have the bungs for the egt probes where can the bungs be sourced to be welded in place. Thanks

    • @RotacRepair
      @RotacRepair  7 หลายเดือนก่อน

      I don't know of a suppler. I have update the early exhaust manifolds with bungs that I made. I used 5/8" round mild steel, 1/2 inch long. I drilled and taped it on the lathe, carefully centered it one the existing EGT hole and welded it up.

  • @user-cf1ve9mw9f
    @user-cf1ve9mw9f 7 หลายเดือนก่อน

    Can the manifold even be replaced at present?

    • @RotacRepair
      @RotacRepair  7 หลายเดือนก่อน

      I believe this 503 manifold is no longer available new. That would make make this repair priceless!

  • @ultralightflyer1260
    @ultralightflyer1260 7 หลายเดือนก่อน

    Part number for new fitting?

    • @RotacRepair
      @RotacRepair  7 หลายเดือนก่อน

      I’ve been unable to source these fittings individually. They are supplied with the new EGT sensor, or at least they have been so far. If you locate a source of them please let me know. Best regards egards John

    • @ultralightflyer1260
      @ultralightflyer1260 7 หลายเดือนก่อน

      I think some brake line adapters would work.. just need to know the thread pitch

    • @RotacRepair
      @RotacRepair  7 หลายเดือนก่อน

      The EGT fitting thread is 8mm x 1.0