[alberg30] More Bow Chocks- but newer

[Tom Sutherland]

From: Tom Sutherland <tomsu at uky.campuscw.net>

I might suggest that we all keep this advice in a retrievable folder ... I
believe it to be excellent advice and sooner or later will be relevant to
all ! .... Thanks George !

Tom S

George Dinwiddie wrote:

> From: George Dinwiddie <gdinwiddie at min.net>
>
> Joe,
>
> I don't think you can melt the aluminum with a standard propane torch,
> but you do want to be careful of the fiberglass.  My standard
> recommendation for stuck bolts in aluminum is as follows:
>         1. apply penetrating oil
>         2. strike the bolt with a hammer
>         3. apply penetrating oil
>         4. go home and have a beer and give the penetrating oil a
>            chance to work.
>         5. apply penetrating oil
>         6. heat the metal surrounding the bolt with a propane torch.
>            Remember, heat makes things expand.  You want to make
>            the hole bigger, not the bolt.
>         7. Try to turn the bolt with a hand-impact driver.  This
>            is an impact wrench driven by an ordinary hammer.
>            Use a 3 or 4 pound hammer.
>         8. Repeat steps 6 & 7 several times.  An aluminum casting
>            can take a lot of heat.
>         9. Let cool a bit.  Start again at step 3.
>
> Good luck.  The biggest problem is that aluminum oxide (that white
> stuff you see when you take it apart) is bigger than aluminum and
> it really jams stuff together.
>
>  - George
>
> > Joe Tokarz said:
> >       [snip]
> > Should I try a penetrating oil? Or maybe a little heat? Will I melt the
> > aluminum around the screws?
>
> --
>  ----------------------------------------------------------------------
>   George Dinwiddie                                  gdinwiddie at min.net
>   The gods do not deduct from man's allotted span those hours spent in
>   sailing.          http://ourworld.compuserve.com/homepages/Alberg30/
>  ----------------------------------------------------------------------
>
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