[ARC5] Arc-5 screw removal

[Dennis DuVall]

Best advice I've seen in this looooong thread so far.

Dennis  D. W7QHO
Glendale, CA

*********************

On Mar 12, 2012, at 8:57 AM, <w4thq at cox.net> wrote:

> I found this discussion very entertaining so I thought I would add a  
> comment.
>
> Having volunteered for over six years at the National Museum of  
> Naval Aviation and having restored GP, ARC-5, and other aircraft  
> radios,  I have found that putting a drop of white vinegar on each  
> screw head and letting it sit for five minutes before trying to  
> remove it works most of the time.  The trick is to use a big enough  
> drop so it flows around the head and seeps into the screw threads.   
> On radios that have been in the water for a long time this technique  
> frees up the calcium, etc. that is present.
>
> On an SBD that had been in fresh water for 65 years we removed every  
> screw in a GP transmitter (up to 10-32) without shearing a single  
> one.  Also we have found that a sharp rap on the end of the  
> screwdriver handle while turning helps especially on the large screws.
>
> Experience in removing corroded and stuck fasteners goes a long way  
> in helping the process.
>
> Good luck,     John W4THQ
>
>
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