I was taught decades ago by an old Tech (my Dad) to use a new crisp dollar
bill saturated with 99.9% Isopropyl alcohol and if that didn't work a
burnishing tool was the next step before replacement. The corporate suits
ignored the alcohol smell as they knew what was happening since they did
the same beforeing being kicked upstairs if they had ever held a soldering
iron.
On Thu, Jul 1, 2021 at 9:23 AM Steve Lott <lottsphoto@gmail.com> wrote:
> A dollar bill works as well in a clinch
>
> Steve
> KG5VK
>
> On Thu, Jul 1, 2021 at 11:06 AM BILL KENNAMER <k5fuv@prodigy.net> wrote:
>
> > Even printer paper works.
> > K5FUV
> >
> > On Thursday, July 1, 2021, 10:48:28 AM CDT, Jeff DePolo <
> > jd0@broadsci.com> wrote:
> >
> > > What's the best way to clean the contacts of an open-frame TR relay?
> > > I'm hoping to just clean the relay without disassembing the amp, but
> the
> > > contacts are a little hard to get at.
> >
> > Start with something non-abrasive like a piece of cardstock. First run
> it
> > through dry, then take another clean piece of the same with a drop of IPA
> > or contact cleaner on it.
> >
> > If that doesn't do the job, use a aontact burnishing tool. Jonard is
> > probably the most common. If you need something small, the disposable
> type
> > are the way to go as you can cut them into smaller/shorter pieces then
> grab
> > it with a pair of needle-nose pliers, forceps, or whatever. After the
> > burnishing tool, run a piece of cardstock with IPA or contact cleaner
> > through just to make sure nothing is left behind.
> >
> > --- Jeff WN3A
> >
> >
> >
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> >
> --
> Steve
> *KG5VK*
> Tele 318-470-9806
> ARRL NTX Section Manager
> *Please note: My Out Going Email address is LottsPhoto@Gmail.com*
> *KG5VK@ARRL.ORG <KG5VK@ARRL.ORG> is forwarded to my Gmail address*
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