REFLECTOR: NOSE STRUT

[Ron Brown]

Pat,

Could you define "grinding shop" for me.  Is this a machine shop or someone 
who resurfaces disk brakes for cars?

THANKS
Ronnie

----- Original Message ----- 
From: "Pat Shea" <xl340hp at yahoo.com>
To: "Velocity Aircraft Owners and Builders list" <reflector at tvbf.org>
Sent: Sunday, September 04, 2005 7:32 PM
Subject: Re: REFLECTOR: NOSE STRUT


> Tom,
>
> If your "shimmy" is occurring while the brakes are
> being applied at all, I suspect you've got high spots
> on your brake disks. 40 hours is pretty typical for
> this to start showing up. It happens with both the
> Matco and Cleveland brakes. Take the disks to a
> grinding shop and have each side (of each disk) ground
> down until it's flat. It doesn't take much - but if
> they're out just a little, it will induce a shudder.
> The shudder ususlly occurs in a limited speed range
> (25-40mph for example).
>
> Pat
>
> --- Tom Martino <tmartino at troubleshooter.com> wrote:
>
>>
>> I have gone almost my entire 40 hours without a
>> shimmy of any kind.  Now
>> I find a slight shimmy at higher speeds.  I noticed
>> the swivel between
>> the fork and the strut has loosened a bit.  Just how
>> tight does it have
>> to be?
>> Should it be relatively stiff to rotate by hand?
>> Any particular
>> "poundage"?
>> Thanks
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