[Amps] filament choke screws

[Carl]

Apply some PB Blaster or Kroil and heat the screw head with a big iron to 
get the penetrant to wick down inside. Then try the big screwdriver. Is the 
insulator anything special or just a generic one?

Carl
KM1H


----- Original Message ----- 
From: "Charles Hedrick" <cchedrick at gmail.com>
To: <amps at contesting.com>
Sent: Sunday, January 17, 2010 8:23 AM
Subject: [Amps] filament choke screws


> Hi all,
> Still working on the Hunter 2000C.  It burned the wire from one side of 
> the
> filament choke to the pins of the tube last night.  On inspection the 
> screw
> through the mounting insulators on the tube end are rusted.  I can't get 
> the
> screws out without fear of breaking the ceramic insulator they go
> through.....they're stuck in them.   Suggestions?????
> Thanks in advance.
> Cam
> WA4JKW
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