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How did you know that's the start of all my tech sessions!=C2=A0 ;^)Mike M
On Thursday, January 16, 2020, 11:38:26 AM PST, Michael Salter <michael=
salter@gmail.com> wrote: =20
=20
A stiff drink !!!
M
On Thu, Jan 16, 2020 at 2:09 PM Michael MacLean <rrengineer.mike@att.net> w=
rote:
In an earlier post to another list (MGs) I told how my tach in my 69 GT wou=
ld die when the headlights were turned on.=C2=A0 Someone mentioned that the=
tach was looking for a ground through the light wiring for the instrument.=
=C2=A0 That turned out to be true, somewhat.=C2=A0 To test this I pulled th=
e instrument to inspect the wiring and found what you see in the picture.=
=C2=A0 One arrow points to the ground connection on the back of the case an=
d the other arrow points to a common ground just floating around behind the=
instrument.=C2=A0 For an experiment I slipped the ground wire connector ov=
er the threaded mouting stud of the case back and shoved the tach back into=
place temporarily to find out about the missing ground theory.=C2=A0 It wo=
rked!=C2=A0 You didn't think it was going to be that easy did you?=C2=A0 Th=
e light had not illuminated the instrument before either, so after scraping=
and sanding the bulb hlder and the tube fitting on the back of the tach th=
at the bulb shoves into, the light worked too, but wait there's more!=C2=A0=
After this hollow victory I had to use the horn on the test drive.=C2=A0 N=
ow the horn does not work, but when I push on the steering wheel stalk to a=
ctivate the horn, the brake warning light comes on.=C2=A0 I just love elect=
rical problems.=C2=A0 Not in my element here.=C2=A0 Any ideas?Mike MacLean
_______________________________________________
Archive: http://www.team.net/pipermail/healeys http://autox.team.net/archiv=
e
Healeys@autox.team.net
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lter@gmail.com
=20
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<html><head></head><body><div class=3D"ydp9bd4c768yahoo-style-wrap" style=
=3D"font-family:times new roman, new york, times, serif;font-size:16px;"><d=
iv></div>
<div dir=3D"ltr" data-setdir=3D"false">How did you know that's the =
start of all my tech sessions! ;^)</div><div dir=3D"ltr" data-setdir=
=3D"false">Mike M<br></div><div><br></div>
=20
</div><div id=3D"yahoo_quoted_9506873684" class=3D"yahoo_quoted">
<div style=3D"font-family:'Helvetica Neue', Helvetica, Arial, s=
ans-serif;font-size:13px;color:#26282a;">
=20
<div>
On Thursday, January 16, 2020, 11:38:26 AM PST, Michael=
Salter <michaelsalter@gmail.com> wrote:
</div>
<div><br></div>
<div><br></div>
<div><div id=3D"yiv3278332143"><div><div dir=3D"ltr"><div c=
lass=3D"yiv3278332143gmail_default" style=3D"font-family:comic sans ms, san=
s-serif;font-size:small;">A stiff drink !!!</div><div class=3D"yiv327833214=
3gmail_default" style=3D"font-family:comic sans ms, sans-serif;font-size:sm=
all;"><br clear=3D"none"></div><div class=3D"yiv3278332143gmail_default" st=
yle=3D"font-family:comic sans ms, sans-serif;font-size:small;">M<br clear=
=3D"none"></div></div><br clear=3D"none"><div class=3D"yiv3278332143gmail_q=
uote"><div class=3D"yiv3278332143yqt7808248032" id=3D"yiv3278332143yqt96559=
"><div class=3D"yiv3278332143gmail_attr" dir=3D"ltr">On Thu, Jan 16, 2020 a=
t 2:09 PM Michael MacLean <<a rel=3D"nofollow" shape=3D"rect" ymailto=3D=
"mailto:rrengineer.mike@att.net"; target=3D"_blank" href=3D"mailto:rrenginee=
r.mike@att.net">rrengineer.mike@att.net</a>> wrote:<br clear=3D"none"></=
div><blockquote class=3D"yiv3278332143gmail_quote" style=3D"margin:0px 0px =
0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex;"><div><d=
iv style=3D"font-family:times new roman, new york, times, serif;font-size:1=
6px;"><div dir=3D"ltr"><div><div dir=3D"ltr">In an earlier post to another =
list (MGs) I told how my tach in my 69 GT would=20
die when the headlights were turned on. Someone mentioned that the ta=
ch
was looking for a ground through the light wiring for the instrument. =
;=20
That turned out to be true, somewhat. To test this I pulled the=20
instrument to inspect the wiring and found what you see in the picture.&nbs=
p;
One arrow points to the ground connection on the back of the case and=20
the other arrow points to a common ground just floating around behind=20
the instrument. For an experiment I slipped the ground wire connector=
=20
over the threaded mouting stud of the case back and shoved the tach back
into place temporarily to find out about the missing ground theory. =
It
worked! You didn't think it was going to be that easy did you? =
The=20
light had not illuminated the instrument before either, so after=20
scraping and sanding the bulb hlder and the tube fitting on the back of=20
the tach that the bulb shoves into, the light worked too, but wait=20
there's more! After this hollow victory I had to use the horn on the=
=20
test drive. Now the horn does not work, but when I push on the steeri=
ng
wheel stalk to activate the horn, the brake warning light comes on. =
I=20
just love electrical problems. Not in my element here. Any idea=
s?</div>Mike MacLean</div><div><br clear=3D"none"></div></div></div></div>_=
______________________________________________<br clear=3D"none">
=3D"http://www.team.net/donate.html";>http://www.team.net/donate.html</a><br=
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Archive: <a rel=3D"nofollow" shape=3D"rect" target=3D"_blank" href=3D"http:=
//www.team.net/pipermail/healeys">http://www.team.net/pipermail/healeys</a>=
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am.net</a><br clear=3D"none">
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</blockquote></div></div></div></div></div>
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_______________________________________________
Archive: http://www.team.net/pipermail/healeys http://autox.team.net/archive
Healeys@autox.team.net
http://autox.team.net/mailman/listinfo/healeys
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