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No ground straps or couplings on a TR3 steering column.
Yes, the problem is in the NB lead somewhere 'up stream' from the horn.
Start with the bullets you can get to but may require getting into the
control head.
Geo
On Fri, Aug 28, 2015 at 6:19 AM, Jeff Scarbrough <fishplate@gmail.com>
wrote:
> On Fri, Aug 28, 2015 at 8:40 AM, Keith Stewart <keithstewart@bell.net>
> wrote:
> > I have power at the N/G bullets and connectors. When the N/G wires are
> > attached to the horn connectors, I get power at the N/B wires. When the
> horn
> > button is pressed, all wired up this way, I very low =E2=80=9Chmph=E2=
=80=9D or =E2=80=9Cbump=E2=80=9D is
> > heard. If I remove a N/B from a horn and touch it to ground, the horn
> sounds
> > as it should. If I remove the other N/B and touch it to ground, again t=
he
> > horn sounds as it should. I am guessing the horn button ground is not
> doing
> > its job. Now, to trace where that ground connection is located. Does th=
at
> > logic make sense?
>
> Yes. If you ground them directly and they sound normal, yet don't
> work properly when you ground them via the horn button, they I'd say
> you are on the right track. How about the ground strap around the
> flexible coupling on the steering shaft?
>
> Jeff Scarbrough
> Corrosion Acres, Ga.
>
> ** triumphs@autox.team.net **
>
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<div dir=3D"ltr"><div>No ground straps or couplings on a TR3 steering colum=
n.</div><div><br></div><div>Yes, the problem is in the NB lead=C2=A0somewhe=
re 'up stream' from the horn.=C2=A0 Start with the bullets you can =
get to but may require getting into the control head.</div><div><br></div><=
div>Geo</div></div><div class=3D"gmail_extra"><br><div class=3D"gmail_quote=
">On Fri, Aug 28, 2015 at 6:19 AM, Jeff Scarbrough <span dir=3D"ltr"><<a=
href=3D"mailto:fishplate@gmail.com"; target=3D"_blank">fishplate@gmail.com<=
/a>></span> wrote:<br><blockquote class=3D"gmail_quote" style=3D"margin:=
0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><span>On Fri, Aug 2=
8, 2015 at 8:40 AM, Keith Stewart <<a href=3D"mailto:keithstewart@bell.n=
et">keithstewart@bell.net</a>> wrote:<br>
> I have power at the N/G bullets and connectors. When the N/G wires are=
<br>
> attached to the horn connectors, I get power at the N/B wires. When th=
e horn<br>
> button is pressed, all wired up this way, I very low =E2=80=9Chmph=E2=
=80=9D or =E2=80=9Cbump=E2=80=9D is<br>
> heard. If I remove a N/B from a horn and touch it to ground, the horn =
sounds<br>
> as it should. If I remove the other N/B and touch it to ground, again =
the<br>
> horn sounds as it should. I am guessing the horn button ground is not =
doing<br>
> its job. Now, to trace where that ground connection is located. Does t=
hat<br>
> logic make sense?<br>
<br>
</span>Yes.=C2=A0 If you ground them directly and they sound normal, yet do=
n't<br>
work properly when you ground them via the horn button, they I'd say<br=
>
you are on the right track.=C2=A0 How about the ground strap around the<br>
flexible coupling on the steering shaft?<br>
<span class=3D"HOEnZb"><font color=3D"#888888"><br>
Jeff Scarbrough<br>
Corrosion Acres, Ga.<br>
</font></span><div class=3D"HOEnZb"><div class=3D"h5"><br>
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</div></div></blockquote></div><br></div>
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