[Milsurplus] AB-15 MS antenna sections

James Whartenby antqradio at sbcglobal.net
Sun Aug 13 14:08:17 EDT 2017


Neat trick Dave, this I will have to try.

Would think that some heat would be enough to help loosen the two whip antenna sections.  One of those electric heat guns from Harbor Freight?

I have used plain old petroleum jelly on incandescent lamps used in outdoor signs.  Works great, never broke another bulb after using a dab of PJ.  Would think that this would also work well on the whip antenna threads.
Jim
--------------------------------------------
On Sun, 8/13/17, David Stinson <arc5 at ix.netcom.com> wrote:

 AB-15 MS antenna sectionsThe problem is that every time
 that dam whip gets wet the sections somehow weld themselves
 together. What going on here? Now I got three sections that
 won’t come apart no matter what I do. Had two parts that
 were stuck together from back in Aberdeen this spring and
 now three that are stuck together. Is there something
 that’s supposed to go on the threads prior to assembly to
 prevent this? And is there any way to disassemble these
 things without destroying them in the process? I would like
 to think that this is an all weather operation around here
 but looks like rain has bad effects on any use of these MS
 mast sections. ------------------------Go get some plain acetone from the
 Paint aisle and a bottle of ATF
 transmission
 fluid.  Mix them 50-50 in a jar and shake to mix.
 They will not mix well so you have to use them
 quickly while the
 ATF is still mostly in
 suspension and/or keep mixing it.
 Use a
 brush to liberally paint the suspension over the stuck
 joint so it has a chance to penetrate into the
 thread.  Leave
 for an hour.  Paint them
 again.  Come back in an hour and
 see if
 they will come apart.  Repeat if needed until it comes
 loose, though I’ve rarely had to repeat more
 than once.
 WAY better than “PB Blaster”
 or any other product I’ve tried.
 Even
 rust-stuck bolts have come out with this stuff.
 Dave S.


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