Re: [MV] M548 track question

From: Bruce Beattie (bruce@eecs.berkeley.edu)
Date: Fri Dec 14 2001 - 19:51:59 PST


Hi Doug,
    Just curious, do you mean unserviceable when you write U\S or do
you mean that the link is made in the US?
Bruce
MVPA 23824
CUCV M1008

Douglas Greville wrote:

> Mark
>
> > > 63 required on the left and 64 on the right.
> >
> > Interesting. Can anybody explain why it was designed to need different
> > numbers of track pads on each side?
>
> It has something to do with the torsion bars causing the wheels to be
> staggered (if viewed from a datum point measured down the length of
> the vehicle). Although the L & R sprocket and L & R rear idler
> are at the same datums and thus the 1st through last road wheels
> on one side are slightly in front of their counterparts on the
> opposite side, it appears that this is of consequence and does not
> cancel out.
>
> When the tracks wear to the limit of the adjuster, you can remove a
> maximum of one link per side.
>
> Quick and easy way to tell track wear is to get a standard "BIC" biro
> and see if you can get the body of it to easily slide between the hinge
> of 2 links. If it bottoms out where the links join, then those 2 links
> are out of spec. What I mean is that you slide the biro into the outer
> "gap" of where the links join NOT in the middle of the joint (hinge).
> On an M113/548, basically if the biro goes all the way to where the
> casellated nut of the track pin is, then the link is U/S.
>
> Regards
> Doug
>
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> Armoured Vehicles Collector
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>
> dgrev@ruralnet.net.au
>
> Web Armour site at:
>
> http://www.users.zetnet.co.uk/lsm/dhmg/index.html (UK mirror site)
>
> and
>
> http://www.trackpads.com/heavymetal/index.html (US mirror site)
>
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