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That=E2=80=99s an easy one!
Re-label stalk switch =E2=80=9CBrake lights=E2=80=9D and learn to yell =
really loud for the =E2=80=9Chorn=E2=80=9D.
You young guys overthink this stuff. ;-)
Lester
> On Jan 16, 2020, at 1:15 PM, Michael MacLean via Spridgets =
<spridgets@autox.team.net> wrote:
>=20
> In an earlier post to another list (MGs) I told how my tach in my 69 =
GT would die when the headlights were turned on. This is for you guys =
with later electrical tachs or MGs. Someone mentioned that the tach was =
looking for a ground through the light wiring for the instrument. That =
turned out to be true, somewhat. To test this I pulled the instrument =
to inspect the wiring and found what you see in the picture. One arrow =
points to the ground connection on the back of the case and the other =
arrow points to a common ground just floating around behind the =
instrument. For an experiment I slipped the ground wire connector 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 =
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 that the bulb shoves into, the light worked too, but wait =
there's more! After this hollow victory I had to use the horn on the =
test drive. Now the horn does not work, but when I push on the steering =
wheel stalk to activate the horn, the brake warning light comes on. I =
just love electrical problems. Not in my element here. Any ideas?
> Mike MacLean
>=20
> <Tach2.jpg>------------------------
>=20
> spridgets@autox.team.net
>=20
> Donate: http://www.team.net/donate.html
> Suggested annual donation: $12.75
>=20
> Archive: http://www.team.net/pipermail/spridgets =
http://autox.team.net/archive
>=20
> Unsubscribe/Manage: =
http://autox.team.net/mailman/options/spridgets/oldsaabguy@comcast.net
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<html><head><meta http-equiv=3D"Content-Type" content=3D"text/html; =
charset=3Dutf-8"></head><body style=3D"word-wrap: break-word; =
-webkit-nbsp-mode: space; line-break: after-white-space;" =
class=3D"">That=E2=80=99s an easy one!<div class=3D""><br =
class=3D""></div><div class=3D"">Re-label stalk switch =E2=80=9CBrake =
lights=E2=80=9D and learn to yell really loud for the =
=E2=80=9Chorn=E2=80=9D.</div><div class=3D""><br class=3D""></div><div =
class=3D"">You young guys overthink this stuff. ;-)</div><div =
class=3D""><br class=3D""></div><div class=3D"">Lester</div><div =
class=3D""><br class=3D""></div><div class=3D""><br class=3D""><div><br =
class=3D""><blockquote type=3D"cite" class=3D""><div class=3D"">On Jan =
16, 2020, at 1:15 PM, Michael MacLean via Spridgets <<a =
href=3D"mailto:spridgets@autox.team.net"; =
class=3D"">spridgets@autox.team.net</a>> wrote:</div><br =
class=3D"Apple-interchange-newline"><div class=3D""><div class=3D""><div =
class=3D"yahoo-style-wrap" style=3D"font-family:times new roman, new =
york, times, serif;font-size:16px;"><div dir=3D"ltr" data-setdir=3D"false"=
class=3D""><div class=3D""><div dir=3D"ltr" class=3D"">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. This is for you guys with =
later electrical tachs or MGs. Someone mentioned that the tach
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.
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 =
steering
wheel stalk to activate the horn, the brake warning light comes =
on. I=20
just love electrical problems. Not in my element here. Any =
ideas?</div>Mike MacLean</div><div class=3D""><br =
class=3D""></div></div></div></div><span =
id=3D"cid:59102209-6736-c5a8-7d9e-7184e0dbd5dc@yahoo.com"><Tach2.jpg>=
;</span>------------------------<br class=3D""><br class=3D""><a =
href=3D"mailto:spridgets@autox.team.net"; =
class=3D"">spridgets@autox.team.net</a><br class=3D""><br =
class=3D"">Donate: http://www.team.net/donate.html<br class=3D"">Suggested=
annual donation: $12.75<br class=3D""><br class=3D"">Archive: =
http://www.team.net/pipermail/spridgets =
http://autox.team.net/archive<br class=3D""><br =
class=3D"">Unsubscribe/Manage: =
http://autox.team.net/mailman/options/spridgets/oldsaabguy@comcast.net<br =
class=3D""></div></blockquote></div><br class=3D""></div></body></html>=
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spridgets@autox.team.net
Archive: http://www.team.net/pipermail/spridgets http://autox.team.net/archive
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