Crankshaft oil seal

[ed armstrong]

What about using a little heat on the block (not seal)
to help the seal come out ?? I often used this
technique to help loosen stuff, like the clutch slave
cylinder.




--- Huw Powell <human747 at attbi.com> wrote:
>
> > I'm unable to pull the @#$%^&* crankshaft oil seal
> out of its placement so
> > I can install the new one and begin the process of
> completing this PITA
> > PITA PITA PITA timing belt/water pump replacement
> in a 4kq.  I've got all
> > the TB covers nicely sandblasted and repainted and
> WANT TO FINISH UP THIS
> > AWFUL process, but I can't get the stupid seal
> out.  I've used/broken
> > several pick-type hooks and have the rubbery part
> of the seal next to the
> > crank all chewed up, but I can't budge the harder
> part around the outside
> > of the seal.
>
> On my 90 it came out in about six pieces, and took
> 30% of the time
> devoted to the entire job.
>
> There a few tricks, none of which works
> consistently.  One is to screw a
> drywall screw into the seal and pull like heck on
> it.
>
> Eventually, you will manage to cut or break the
> little spring thing that
> acts to keep it firmly "expanded" in place, and then
> it's not so hard to
> get the rest out.  just try not to scratch the crank
> or pump surfaces,
> obviously.
>
> > How does  Tool  2086 accomplish this extraction?
>
> It has a tapered thread that cuts into the center of
> the seal, then a
> screw is tightened to pull the tool back.  A good,
> clean, sharp one can
> work very well.  A beat up one won't help at all.
>
> --
> Huw Powell
>
> http://www.humanspeakers.com/
>
> http://www.humanthoughts.org/


=====
-ed

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