REFLECTOR: Flat wrench

[Scott Derrick]

Where's you get the thin castle?  I've never had a problem with the nyloc 
but I don't really trust it.

At 06:48 AM 10/15/2004, you wrote:
>I drilled my axle and used a castle nut -- is that a bad idea?
>
>
>
>-----Original Message-----
>From: Scott Baker [mailto:sbakr at comcast.net]
>Sent: Friday, October 15, 2004 4:34 AM
>To: Velocity Aircraft Owners and Builders list
>Subject: Re: REFLECTOR: Flat wrench
>
>For many of our younger and physically fit owners, what you say is true.
>On the other hand, I've encounter more than a few Velocity models with a
>
>very heavy nose weight - and to lift the nose off the ground was hernia
>producing.  Many Velocity owners (because of age or disability) simply
>don't
>have the physical ability to lift 100 pounds (or more!), stand on one
>foot,
>and push the nose wheel around with their other foot.  Unfortunately,
>this
>important check - which really should be done during every preflight ...
>
>really, before every flight, is often ignored.
>A reminder to everyone - Nyloc lock nuts have a service life ... not in
>days, but in the number of times the nut is removed and used.  With each
>
>successive use, the Nyloc nut looses some of it's griping ability.
>(Some of
>the A&P's out there, please correct me) I believe the recommended
>maximum
>cycles for Nyloc's are three (3) times, at which point they should be
>replaced.
>I know that some Velocity aircraft are flying with the original nylon
>lock
>nut - and it should not come as a surprise that the nose wheel fork
>caster
>tension can come loose following normal flight operations - and
>especially
>when the nose has a hard landing - and absolutely after any hint of a
>nose
>wheel shimmy.
>Fixed gear model pilots are the most vulnerable - 1) because (unless you
>
>make an access hole in the nose wheel fairing) adjusting the nut
>requires
>the removal of the fairing, and 2) if the tension should become loose,
>that
>big ole nose wheel fairing will become cocked (there is no
>self-centering
>mechanism like in the RG models).  When the next landing comes, it will
>likely invite over-stress and shimmy.
>Scott B.
>
>----- Original Message -----
>From: "Scott Derrick" <scott at tnstaafl.net>
>To: "Velocity Aircraft Owners and Builders list" <reflector at tvbf.org>
>Sent: Thursday, October 14, 2004 10:27 PM
>Subject: Re: REFLECTOR: Flat wrench
>
>
> >I don't understand all this concern with the nose wheel nut?
> >
> > I kick the tire when I preflight to verify its not loose.  Its always
> > tight.
> >
> > I removed the fork every annual and regrease the washers, retighten
>the
> > nut.
> >
> > I think I have tightened it once other than at the annual inspection,
>I
> > had taxied through lots of water and snow for a couple months and it
>got
> > loose.
> >
> > I  put 100 to 125 hours a year on my plane.
> >
> > Scott
> >
>
>
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