I'm not sure when the changes was made from DZUS fasteners to screws,
but take a close look at the slot in the head of the screw. It may be
kind of "concave" from side to side. In other words, the slot may be
deeper at the center of the head than at the "circumference". If this
is the case it may be helpfull to grind a slight curve on the end of
At 11:02 AM 8/11/97 -0400, you wrote:
>Item Subject: cc:Mail Text
> Can someone suggest a way to remove those four large slot-head screws
> that hold the windshield assembly on a TR3? One came out extremely
> reluctantly, and the rest want to have their slots ruined.
> I have ground a big screwdriver such that it just fits the slots, but
> they are so shallow that I can't get a good grip. Since the heads are
> somewhat recessed, I can't cut the grooves deeper. I also can't see a
> way to get at the back side in order to apply penetrating oil.
> Is there perhaps a way to drill the heads off without wrecking the
> frame? And if I did, would I be able to get the windshield off anyway?
> Jim (all screws have Robertson heads) Wallace
> 60 TR3 TS81417
>-- End of excerpt from JAMES_S_WALLACE@HP-Canada-om1.om.hp.com