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Re: Repotting NSTs
Original poster: nancylavoie@xxxxxxxxxxx
Never had a problem with the GFI on any of my transformers and all 6
of them have them.
-------------- Original message --------------
From: "Tesla list" <tesla@xxxxxxxxxx>
> Original poster: Vardan
>
> Hi,
>
> Often the electronics guts for the GFI lies right under the lid ready
> for wire cutters and such >:-))
>
> But I think some people have used them just fine with the GFI intact!!
>
> Cheers,
>
> Terry
>
>
> At 04:40 PM 10/17/2006, you wrote:
> >My 15/60 now sleeps with the fishes too (RIP). is there a
> >reasonably easy way to remove the GFI protection from the new model
> >NSTs? Dennis Hopkinton MA
> >
> >
> >-----Original Message-----
> >From: tesla@xxxxxxxxxx
> >To: tesla@xxxxxxxxxx
> >Sent: Tue, 17 Oct 2006 4:43 PM
> >S ubject: Re: Repotting NSTs
> >
> >Original poster: "resonance"
> ><resonance@xxxxxxxxxxxx>
> >
> >
> >With a Marx gen you should always disconnect the power supply prior
> >to firing using a HV relay. Saves your diodes and xmfrs.
> >
> >You could drop them into a plastic Walmart tub with mineral oil
> >(healthstore) or xmfr oil. Then you can remove shunts and increase
> >the current as well.
> >
> >Dr. Resonance
> >
> > >Well, I finally destroyed an NST. I wouldn't worry about it,
except that it
> > >is a 12/120, and the 120's are rare. I was using it to power a
Marx bank. I
> > >get full spark from one side and a wimpy spark from the other. The
> > good side
> > >reades a few ohms higher than the bad side, which is probably how it was
> > >before. This makes me believe that the cause is carbon tracking.
> > >
> > >So yesterday I melted the tar. It was quite easy. I used an old
metal pot,
> > >the kind used for canning. I cut a hole in the side large
enough to fit the
> > >barrel of my heat gun in there. Put some old clothes on and
around the pot
> > >for insulation. Took a few hours to melt the tar, but very
little stink and
> > >low chance of fire. Anyway...
> > >
> > >I let it cool, and while it seems a little improved, it is not
fixed. So I
> > >have to empty the NST of tar, use solvent to clean it, and then
I want to
> > >repot it. I don't want to use oil. This NST is going to get
moved around,
> > >going to school and so on. I don't want to be dragging around a
leaky oily
> > >mess.
> >
>