[R-390] Help getting unstuck!

[Joe Foley]

Try some freeze spray on it, but take the cover off
first to you can watch to see that you don't turn the
coil instead, that may pull the wires off.

Try just blowing some air from the compressor in it
first, maybe it will dislodge some of the crud.

Joe



--- "Craig C. Heaton" <wd8kdg at worldnet.att.net> wrote:
> Good Morning to All,
> 
> Just finished putting a Motorola R-390A back
> together. Had to replace many
> evil out-of-spec and leaky capacitors. The good news
> is no magic smoke
> escaped while plugging the receiver into a source of
> electrons. Thought it
> might be a good idea to realign the receiver, it was
> receiving slightly
> before my attempts at restoration.
> 
> Now the sticky question. Can't seem to get the top
> slug in T501 to move. All
> of the other slugs will move. This transformer has a
> cover with a hole
> punched in the top center. Looks like a little rust
> between the slug and
> coil form. I doubt I'm to first to tackle this sort
> of challenge. Anyone
> been here before? What sort of fixes for a stuck
> tuning slug? Of course, if
> it never moves again or I break it, does anyone have
> a spare?
> 
> Seem to remember hearing in the Navy, "If its tight,
> its right". This one is
> real tight, need to make it wrong.
> 
> Tnx,
>     Craig
> 
>
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