It may be the arm or it may be the inserts. The latter would be a much
easier fix. And trunions are readily available from the usual suppliers, just
be sure to get the one for that side. The threads are different. And the
castor angle is built into the trunion.
Dave
In a message dated 6/4/2013 12:50:18 AM Central Daylight Time,
mhooper@indiefilmnet.com writes:
> Well, threatening or not, I took the advice of the list and it came out
> well
> enough.
>
>
> I think I probably need a new lower arm on the spring table. It seems that
>
> the hole in the end of the arm (the part that has 2 "top hats" inserted is
>
> rather worn/rusty. I'm assuming it should be quite smooth inside. Instead
> it's rusty and one of the top hats an be moved about 1/16". Also, can the
> bolt passing through the trunnion (the horizontal one) be wiggled? Mine
> can
> wiggle about 1/8". It can't really move laterally, but it seems to be a
> bit
> opened at the sides and lets the bolt "wiggle". If it is supposed to be
> perfectly held in place (other than sliding longitudinally) then I'm also
> on
> the hook for a new lower trunnion.
>
>
> If I bolt the hole lot together tightly then it probably won't shake
> around,
> but it's not exactly wonderfully new. I guess all the years of shimmying
> rims, worked on things a fair bit...
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