Re: [MV] Frame or Body noises

From: jalberhasky@juno.com
Date: Fri Apr 26 2002 - 05:30:59 PDT


When the axle shifts and wacks the the side of the perch the noise is
transmitted thru the frame to the cab mounts and yes it sounds like it is
coming from underneath the cab and that is what it feels like, like a
single blow from a large hammer.
On Fri, 26 Apr 2002 08:21:25 -0400 "Amnon" <amnon@deltaforce.net> writes:
> > The pop or "klunk" one hears when turning 90 degrees or so at slow
> speed
> > is usually due to one or both of the tamdem axles shifting slighty
> back
> > and forth at where the springs penatrate the perch. The more
> weight on
> > the back of the truck the louder the pop. There is about 3/4" of
> of back
> > and forth movement there. Look, you will see that the spring is
> the only
> > thing that keeps the axles from moving sideways.
>
> Neah.... This "pop" is coming from right under the cab. It is as
> though
> someone with a small hammer is hitting the bottom of the cab, right
> behind
> the stick.
>
>
> Shalom Ya'll
> Amnon Nissan
>
> Deltaforce
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