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Subject:Re: Tu ner lubricant?
From:Locrius
Date:Wed Feb 20 17:51:09 2002

"Roger Long" wrote in
message news:DtUc8.26286$zJ3.1899001@typhoon.maine.rr.com...
> The intercom squelch on our plane is "jumpy" and crackley. One of our PTT
> switches is also noisy. On land equipment that acts like this, the first
> thing I usually do is hit it with a squirt of tuner lubricant. Somehow,
it
> usually gets in around the shaft and fixes things.
>
> Is there any reason not to do this on an intercom? Id want to have a
> pretty definitive answer from an avionics tech before I did it on a radio
> but I might try it on the intercom and the PTT switches which may have to
> come out anyway.
>
>
>
Dont know if this will work, but when I was in the Army, a good fix for
noisy intercoms was taking a pencil eraser to the contacts and cleaning them
that way. Its cheap and it works. Ive used it on everything from keyboards
to telephone jacks.
>



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