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Thread: Gust Lock for Rudder

  1. #1
    Senior Member jiott's Avatar
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    Default Gust Lock for Rudder

    I just finished making a simple gust lock for my rudder. I saw the idea on someone else's post and wish I could remember who to give them credit. All the parts come from the hardware store without any modification (may want to shorten some bolts), for about $10. It uses the hollow cross tube just above the tailwheel spring bolt. Goes on or off in less than a minute-easy-peasy. I just use my seat belt to hold the stick back for flaperon gust locking. Parts list is:
    1/4-20 x 5.5" carriage bolt
    1/4" turnbuckles with hook on one end & eyebolt on other end (2 each)
    1/4-20 x 6" eyebolts (2 each) replaces eyebolts that come with turnbuckles.
    1/4-20 nuts (3 each)
    1/4-20 wingnut
    1/4" flat washers (2 each)
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    Jim Ott
    Portland, OR
    Kitfox SS7 flying
    Rotax 912ULS

  2. #2
    Senior Member jrevens's Avatar
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    Default Re: Gust Lock for Rudder

    That looks great, Jim! I'm gonna' copy it!
    John Evens
    Arvada, CO
    Kitfox SS7 N27JE
    EAA Lifetime
    Chap. 43 honorary Lifetime

  3. #3
    Super Moderator Av8r3400's Avatar
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    Default Re: Gust Lock for Rudder

    Now you need to paint it bright orange with a long streaming flag on it!
    Av8r3400
    Kitfox Model IV
    The Mangy Fox
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  4. #4
    Senior Member GWright6970's Avatar
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    Default Re: Gust Lock for Rudder

    Excellent!! Looks like a trip to the hardware store is on tomorrow's to do list! Thank you!!
    Grover Wright
    Flying a KF IV-1200
    ROTAX 912UL

  5. #5
    Senior Member jiott's Avatar
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    Default Re: Gust Lock for Rudder

    I thought about a red "Remove before flight" streamer, but it is quite obvious that it is on if you attempt to taxi. You cant move the rudder pedals at all.
    Jim Ott
    Portland, OR
    Kitfox SS7 flying
    Rotax 912ULS

  6. #6
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    Default Re: Gust Lock for Rudder

    That'll do it ....!
    David
    SS7 Builder

  7. #7
    Rooster's Avatar
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    Default Re: Gust Lock for Rudder

    I humbly submit that it was I...

    I also use 3 Bonded roofing washers to protect the paintwork on the fuselage tubing.

    The whole thing cost 3 dollars about.

    2 inch PVC T piece and short aluminium angle takes care of the elevator and aileron lock. Another $ 2.50.

    What about adding the red "attention getter" to a washer on each side?

    I have left it on 2 occasions, but soon remembered while trying to move the plane from its parking before getting in.
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    Last edited by Rooster; 03-28-2017 at 12:19 AM. Reason: To add suggestion

  8. #8
    Senior Member jiott's Avatar
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    Default Re: Gust Lock for Rudder

    Thanks Rooster for stepping forward with the original idea. I had seen it quite a while ago, but just now got around to making one. Its the quickest, easiest, and lightest/most compact rudder gust lock I have seen. I like your use of the rubber bonded washers.
    Jim Ott
    Portland, OR
    Kitfox SS7 flying
    Rotax 912ULS

  9. #9
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    Default Re: Gust Lock for Rudder

    Nice gust lock, I do think that if I was trailering the plane tail first, I would want a couple of padded 1x4" just above the wing enclosing the vert. stab. and rudder to keep the rudder from flapping in the breeze. JImChuk

  10. #10
    Senior Member ken nougaret's Avatar
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    Default Re: Gust Lock for Rudder

    With the vertical "hat" for the flaperons to rest against, the rudder wont flap in the breeze.
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    SS7 O-200 Whirlwind

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