[R-390] Wire harness

Glenn Little WB4UIV glennmaillist at bellsouth.net
Mon Oct 22 21:02:00 EDT 2012


What I would do is disassemble the connector.
Document what color wire goes to what pin.
Determine the length of wire needed to splice into the harness and go 
to the plug, when properly mated to the module.Splice the new wire, 
of the appropriate color into the harness.
Color the splice with clear heatshrink (so that you know what was 
done at a later date).
Solder the new wires to the connector.
Relace the harness.
Plug in the connector and proceed with the power up and testing.

If you need wire of specific colors, ask, someone here will have what you need.

The wire is probably white with two tracers.
One tracer is wider than the other.
This is the primary tracer.

If the primary tracer is red and the secondary tracer is green, the 
wire would be identified as 925.
Then all you need is the size of the wire.
Mic one strand and look up the wire.
The diameter of the strand will give you the gage of one strand.
There are probably 7 strands.
Look it up and you will know the gage of the wire.

This is just my approach.
Much easier than replacing the entire harness, and just as functional.

73
Glenn
WB4UIV


At 10:05 AM 10/22/2012, Robert Newberry wrote:
>This is a link to a photo I posted a while back. The wires have been
>severed and a section is missing.
>
>https://picasaweb.google.com/lh/photo/DU9YM0FjPnQV9-Lul63WRyg5aFmdDXz9XqigCZmQFrA?feat=directlink
>
>I want to repair this by splicing in some wires. I bought this radio as a
>project and before I bring the radio up on a variac I need this fixed.
>
>Keep in mind I don't have a copy of the manual yet and am new to new to
>r-390s.
>
>The damaged harness plugs into J214.
>
>So the question is, what is that deck the plug goes into?
>
>Also anyone have that harness for sale?
>
>Be prepared for many other questions. I plan to video/photo document the
>restore. The last radio I did not do and I get many request for this.
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