Re: New NST failure mode

["Tesla list" <tesla-at-pupman-dot-com>]

Original poster: Yurtle Turtle <yurtle_t-at-yahoo-dot-com> 

All of the NST's I played with did have "keyed" bolts,
to prevent turning. However, the "keyed" part is
ceramic and may have chipped.

As to melting the tar, see:

http://www.pupman-dot-com/listarchives/2002/January/msg00679.html

Adam

--- Tesla list <tesla-at-pupman-dot-com> wrote:
 > Original poster: "Gerry Reynolds"
 > <gerryreynolds-at-earthlink-dot-net>
 >
 >
 >  > Original poster: Ed Phillips <evp-at-pacbell-dot-net>
 >  >
 >  > Tesla list wrote:
 >  >  >
 >  >
 >  > Must have been the latter.  Did the bolts turn
 > while you tightened the
 >  > nuts?  A couple of times I've had good luck
 > repairing this sort of thing
 >  > by melting the tar (hope yours is tar
 > encapsulated) away from the inside
 >  > of the insulator and splicing the broken wire.
 > Usually the break occurs
 >  > right at the connection to the bolt.  Melting is
 > done with a combination
 >  > of a hot air gun and a 500 watt soldering iron.
 > Smelly but easy to
 >  > control and clean up.
 >  >
 >  > Ed
 >
 > I wish I knew.  I wasn't looking for this.   It
 > would be too bad that they
 > didn't key the insulator so the bolt could not turn
 > (if this is indeed what
 > happened).  I will probably try to melt the tar from
 > the NST using a heat
 > gun (heat shrink type) or try to bake in in the oven
 > at low temp.   Any idea
 > what temp the tar melts at??
 >
 > Gerry R
 > Ft Collins, CO
 >
 >