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Vertical movement at the left stabilator tip…????

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 Kate
Admin
Joined: 5 years ago
Posts: 138
Topic starter  

 

  • #104566 Trash | Reply
    Mark Rasner

    Participant

    Good day,
    In June of 2017 I had Stabilator work done. Aussie horn, torque tube, hardware, bearings, plus AD inspections of the bearing blocks and all other necessities in the assembly. The mechanic that did the work was great. I’m pleased with his work and would not hesitate to go back for any other work.
    In the past year the plane was flown conservatively for about 40 hours.

    Recently I have noticed a developing vertical play in the left stabilator. About 3/16″ of an inch at the tip as of this writing. None apparent to me on the right side stab. The mechanic that did the work a year ago says it should be a no brainer for my local mechanic to check. It could be any number of things from loose hardware to ??? I agree. I’m definitely concerned about it cause, as my local mech said, “it isn’t going to get better by itself. It will only get worse.” Agreed. My local mechanic finally went to my hangar to check on it.
    Here is his statement, “Both sides have minimal movement in equal quality. Left side is oil canning. Some oil canning is normal. Movement is negligible. I think you are good to fly.”

    I will get a second opinion, most likely from the mechanic that did the work a year ago. I trust him more regarding Comanche specific issues. He owns one.

    HERE IS THE POINT OF MY POST…. WHAT IS ALLOWED REGARDING VERTICAL MOVEMENT AT THE TIP OF A STABILATOR?

    Info, Comments or suggestions will be appreciated.

    Thank-you
    Mark

    1959 PA-24-250 built in 1958. 2490 total airframe time. Love it, flies great, so far.

    • This topic was modified 1 year, 8 months ago by Mark Rasner.
  • #104619 Trash | Reply
    Mark Lund

    Participant

    I just finished replacing a badly corroded torque tube that I found as a result of vertical looseness in the horizontal stabilizer.
    The Piper Service bulletins on this issue clearly State “NO LOOSNESS” in the stabilizer.

 

 


   
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