Re: (ET) Capacitor removal...

["Christopher Zach" <czach computer org>]

Sounds like a case of lazy trash collectors to me...

Chris

----- Original Message -----
From: "Phil Trice" <pctrice purdue edu>
To: "RJ Kanary" <rjkanary nauticom net>; "Hazen, Dwight L"
<hazen indiana edu>; <elec-trak cosmos phy tufts edu>
Cc: "Phil C Trice" <pctrice purdue edu>
Sent: Monday, June 24, 2002 9:17 AM
Subject: RE: (ET) Capacitor removal...


> It's funny, but in my town, the street department will not pick up old,
dead
> refrigerators. The stated reason is that they have compressors, which 
> have
> starter capacitors, which *may* have pcbs. End of discussion, "it's
policy",
> etc.
>
> -Phil Trice
>
>
> -----Original Message-----
> From: owner-elec-trak cosmos phy tufts edu
> [mailto:owner-elec-trak cosmos phy tufts edu]On Behalf Of RJ Kanary
> Sent: Friday, June 21, 2002 4:32 PM
> To: Hazen, Dwight L; elec-trak cosmos phy tufts edu
> Subject: Re: (ET) Capacitor removal...
>
>
> They are most definitely there.Once you have experienced the aroma, you
will
> never forget it.I had a capacitor that had started leaking. I called the
> poison control center in Pittsburgh, concerning how to properly dispose 
> of
> it. Believe it or not, the recommendation was, to wrap it in several
plastic
> bags, and dispose of it in the trash. The logic, if you can call it that,
> was the amount of PCB was so small, it posed no danger. I hope that fifty
> other people do not get the same idea, at the same time. Especially if
they
> all have the same refuse hauler.
>
>
> RJ Kanary
> Member TRNi  Since 1998
> ASE® Certified Master Auto Technician
>
> rjkanary nauticom net
>
> ----- Original Message -----
> From: "Hazen, Dwight L" <hazen indiana edu>
> To: <elec-trak cosmos phy tufts edu>
> Sent: Friday, June 21, 2002 5:12 PM
> Subject: RE: (ET) Capacitor removal...
>
>
> > And I wonder about PCBs in the old capacitor.
> >
> >  Dwight
> >
> > Dwight L. Hazen, Indiana University, UITS
> > Bloomington, In. 47408-7378 Phone 812-855-5367 hazen indiana edu
> > http://php.ucs.indiana.edu/~hazen/ Ham Radio wb9tlh arrl net
> > IP Phone 317.278.4014   Change is inevitable except from a vending
> machine.
> >
> >
> > -----Original Message-----
> > From: David Roden (Akron OH USA) [mailto:roden ald net]
> > Sent: Friday, June 21, 2002 4:03 PM
> > To: elec-trak cosmos phy tufts edu
> > Subject: Re: (ET) Capacitor removal...
> >
> > On 21 Jun 2002 at 16:47, Elie, Larry (L.D.) wrote:
> >
> > > First, I got a GE motor-RUN capacitor, 4 micro-Farads, 660V, (I think
> the
> > 330
> > > and 440 are OK too) same rating, style, polarity (non) and vendor as
the
> > > original, $4 and change at Granger.  Very cheap.
> >
> > You say "electrolytic," but the cap apparently shouldn't really be one.
A
> > friend of mine who's an electrical engineer and an EV old-timer advised
me
> > strongly against using an electrolytic in a ferroresonant charger.  He
was
> > referring to a Lester charger, but the GE's principle is the same.  
> > Here
> are
> >
> > his words:
> >
> > > They need to be high quality AC-rated dry film or oil-impregated
> > > paper capacitors. NOT electrolytics or DC-rated film capacitors!
> > > For efficiency, the capacitors need to have a low ESR and low
> > > losses. The capacitor winding is normally wound to produce
> > > high voltages, so 330vac to 660vac rated capacitors are
> > > normally used.
> > >
> > > The capacitance value is critical if you want good regulation.
> > > They usually use 2% to 4% accuracy, or hand-pick the capacitor
> > > to trim the output voltage to the desired value.
> > >
> >
> >
> > David Roden - Akron, Ohio, USA
> > 1991 Solectria Force 144vac
> > 1991 Ford Escort Green/EV 128vdc
> > 1970 GE Elec-trak E15 36vdc
> > 1974 Avco New Idea 36vdc
> > = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = =
> > Thou shalt not send me any thing which says unto thee, "send this to 
> > all
> >
> >
> > thou knowest."  Neither shalt thou send me any spam, lest I smite thee.
> >
> >
> > = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = =
> >
> >
> > Est. yearly US cost to safeguard Persian Gulf oil supply: $50 billion
> >
> >
> > Est. 2001 value of US crude oil imports from Persian Gulf: $19 billion
> > -- Harper's Index, April 2002
> >
> > = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = =
> >
> >
>
>
>