[Boatanchors] Re: [Hallicrafters] Re: RE: Help! Mycoilslugisstuck! - ...

[Mike Lopez]

I just have to comment on this one. Occasionally, I run into something I
have to fix that just doesn't want to be fixed. It's about that time I feel
the need to melt the beeswax out of it!!!

Mike N8AZC

----- Original Message ----- 
From: "Kevin Ward" <n2ie at arrl.net>
To: "Ed" <elh54 at sbcglobal.net>; "Jim Brannigan" <jbrannig at optonline.net>;
"Craig Roberts" <crgrbrts at verizon.net>; "Glen Zook" <gzook at yahoo.com>
Cc: <Troglodite at aol.com>; <boatanchors at mailman.qth.net>;
<bpancake at mindspring.com>; <hallicrafters at mailman.qth.net>
Sent: Friday, July 08, 2005 11:49 PM
Subject: Re: [Boatanchors] Re: [Hallicrafters] Re: RE: Help!
Mycoilslugisstuck! - ...


> Ed -
>
> Saw your post about melting all the beeswax out of the coils in your
SX-100,
> and I just want to say; DON'T DO IT!
>
> First of all, that hair dryer can and will soften or melt plastic parts
and
> cause more grief than it cures.
>
> Second, you don't HAVE to melt all the wax.  Just do one coil at a time.
>
> Third, using candle wax is bad advice.  I spent many years repairing
> avionics, tube type and transistor, and here's my advice concerning coil
> slugs and wax.
>
> Paper coil forms are usually slathered in beeswax to keep the slugs from
> moving.   Here's a tip to make removal or adjustment easier.  Hold the
> business end of a soldering iron or gun near the coil form (no closer than
a
> quarter-inch) long enough to soften the wax, then turn the slug out before
> the wax hardens.  This trick can also be used during alignment and will
> prevent slug breakage.
>
> I keep a lump of beeswax at the workbench for tightening up loose slugs.
> Use a pen knife to shave a small bit of wax on top of the loose slug, then
> carefully heat the form as before.  In all cases, keep the iron from
> actually touching the coil form.  And never, ever use candle wax.  Here's
> why.
>
> Beeswax is the stuff bees make their honeycombs out of  -  literally.
> Candle wax is solid paraffin - a hydrocarbon of the methane series.  It is

> made from paraffin oil, which is obtained from petroleum.  Beeswax will
> remain solid at higher temperatures than will paraffin, and when solid is
> harder than paraffin.  Paraffin could soften and run out of the coil if
your
> vacuum tube rig gets really hot.  Then the slugs would be free to move and
> throw the alignment out of whack.
>
> Give this a try and let me know how you make out.
>
> Treasure Life,
> Kevin  N2IE
>
>
>
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