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Total 20 documents matching your query.

1. Tachometer (score: 1): Author: Tim Baxter <baxter@gretschpages.com>; Date: Wed, 23 Oct 2002 12:37:03 -0500; Hey all... I need tachometer help. Car is a 70 GT. All guages are working except tach and speedo. Speedo appears to be a shot drive cable. The tach/coil circuit appears to be intact, and if I pull a; /html/mgs/2002-10/msg00684.html (7,510 bytes)
2. Re: Tachometer (score: 1): Author: Charles & Peggy Robinson <ccrobins@ktc.com>; Date: Wed, 23 Oct 2002 15:12:45 -0500; The white circuit runs through the tach to the coil primary. IOW, the tach is in series with the coil and points, so when you pull off a white wire it's the same as turning off the ignition switch. T; /html/mgs/2002-10/msg00686.html (7,036 bytes)
3. Re: Tachometer (score: 1): Author: "Telewest $PH$" <paul.hunt1@blueyonder.co.uk>; Date: Thu, 24 Oct 2002 09:48:15 +0100; If the power supply to the tach electronics (green and black) that could well have damaged the transistors, there is a schematic at http://www.classictiger.com/techtips/motach.html but check you do h; /html/mgs/2002-10/msg00725.html (8,990 bytes)
4. Tachometer (score: 1): Author: Doug McLaren <dmclaren@sympatico.ca>; Date: Mon, 13 Aug 2001 21:06:35 -0400; Hello Folks.... Can anyone tell me how to test the tachometer in a 79MGB. I have it removed from the dash. TIA.... Doug /// /// mgs@autox.team.net mailing list /// (If they are dupes, this trailer ma; /html/mgs/2001-08/msg00272.html (6,345 bytes)
5. RE: Tachometer (score: 1): Author: "Unger, Larry G" <larry.g.unger@lmco.com>; Date: Tue, 14 Aug 2001 00:05:12 -0400; Take a look at this link ... http://www.corpdemo.com/tiger/techtips/motach.html ... perhaps this might help you test the tach on the bench. The 'A' uses a mechanical tach, so I never really pursued t; /html/mgs/2001-08/msg00281.html (6,852 bytes)
6. Tachometer (score: 1): Author: "Jack W. Drews" <vinttr4@geneseo.net>; Date: Sat, 03 Jun 2000 17:41:48 -0500; Please forgive me if this subject has already been beat up on this list, since I'm new to the list. We're preparing a 1960 Elva for vintage racing, and the owner desires the original MGA electronic t; /html/mgs/2000-06/msg00221.html (7,086 bytes)
7. Re: Tachometer (score: 1): Author: David Littlefield <dmeadow@juno.com>; Date: Sat, 3 Jun 2000 20:04:53 -0500; On Sat, 03 Jun 2000 17:41:48 -0500 "Jack W. Drews" <vinttr4@geneseo.net> First issue is that the MGA didn't originally have an electronic tach. They were mechanical with a screw-on connection on the; /html/mgs/2000-06/msg00227.html (7,703 bytes)
8. Re:Tachometer (score: 1): Author: WSpohn4@aol.com; Date: Sat, 3 Jun 2000 21:38:06 EDT; <We're preparing a 1960 Elva for vintage racing, and the owner desires the original MGA electronic tach to be installed. I can't get it to work and don't know if I'm hooking it up wrong or if the tac; /html/mgs/2000-06/msg00228.html (6,388 bytes)
9. Tachometer (score: 1): Author: "Les Gould" <lesgould@gti.net>; Date: Tue, 7 Oct 1997 22:24:04 -0400; Hi All- I have a '67 MGB with "positive earth". The tach will not go any lower than about 3,000 RPM no matter how low I set idle. Is there anything to be tried besides rebuilding the tach? And if it; /html/mgs/1997-10/msg00373.html (7,191 bytes)
10. Re: Tachometer (score: 1): Author: "Syd Saperstein" <tcsyd@ix.netcom.com>; Date: Tue, 7 Oct 1997 20:08:25 -0700; I had a '67 "BGT and when I redid the tach for neg earth I learned that the size of the wire loop that goes though the "pickup" sensor block in the tach was critical. (It should not make any diff. ab; /html/mgs/1997-10/msg00376.html (8,192 bytes)
11. RE: Tachometer (score: 1): Author: Phil Vanner <Phil@8.medpower.com>; Date: Wed, 08 Oct 97 14:24:00 PDT; The tach in my Midget barely moves at all in response to the engine RPM. How would I know if the loop is the right size? How does the size of the loop affect the reading? It seems like an awfully ina; /html/mgs/1997-10/msg00410.html (9,186 bytes)
12. Re: Tachometer (score: 1): Author: bk996@freenet.carleton.ca (Eric R. Stephen); Date: Wed, 8 Oct 1997 18:30:47 -0400 (EDT); ** Same thing happened to me! Solution in my case was to slightly loosen off the retaining nut on the tach. The needle goes up/down with ease now. Give it a try! Eric -- ' ' ' Great is the truth and; /html/mgs/1997-10/msg00428.html (7,828 bytes)
13. Re: Tachometer (score: 1): Author: Ulix Goettsch <ulix@u.washington.edu>; Date: Thu, 9 Oct 1997 22:14:39 -0700 (PDT); The instructions for the Crane electronic ignition suggest that what's important is the not the size of the loop but how many times it is looped around. However, I have not seen more than one loop...; /html/mgs/1997-10/msg00511.html (8,833 bytes)
14. Re: Tachometer (score: 1): Author: Ross MacPherson <arm@unix.infoserve.net>; Date: Fri, 10 Oct 1997 06:39:14 -0700; I wasn't going to touch this but.... The wire loop in the tach pick up is actually the primary winding of a current transformer. As the current in the wire is discharged with each ignition cycle the; /html/mgs/1997-10/msg00518.html (7,997 bytes)
15. Tachometer (score: 1): Author: "Les Gould" <lesgould@gti.net>; Date: Sun, 12 Oct 1997 01:01:22 -0400; Many thanks for all the suggestions on how to get tach to read anything lower than 3,000. Am just about to start tinkering, armed with some very good ideas. Thanks again. -Les; /html/mgs/1997-10/msg00657.html (6,837 bytes)
16. Fw: Tachometer (score: 1): Author: "Syd Saperstein" <tcsyd@ix.netcom.com>; Date: Tue, 14 Oct 1997 20:09:36 -0700; Was reviewing this message and I see a possible error that I thought I should correct. Positive or negative earth DOES make a difference to the tach if you changed from one to the other. In that case; /html/mgs/1997-10/msg00898.html (9,071 bytes)
17. tachometer (score: 1): Author: "Lawrence A. Swift" <"mgtd51@shell1.shore.net"@shore.net>; Date: Sun, 14 Jul 1996 17:01:53 -0700; the tach on my 51td has stopped working. i believe the gearbox is ok and that the way the gearbox mates to the generator is broken; i unscrewed the fitting and discovered several small chunks of meta; /html/mgs/1996-07/msg00467.html (6,716 bytes)
18. Re: tachometer (score: 1): Author: hdrsons@iamerica.net (Hal Rogers); Date: Tue, 16 Jul 1996 13:05:58 -0600; The tachometer drive gear at the generator has a inner cable that is a part of the gear that will break. That is probably the bits that you discovered. Best bet is to replace the tach drive gearbox.; /html/mgs/1996-07/msg00469.html (7,323 bytes)
19. Re: tachometer (score: 1): Author: Dave Houser <mgs4dave@warwick.net>; Date: Wed, 17 Jul 1996 10:23:07 +0000; Sounds like to key has indeed broken. There is a kit that Moss sells to fix this. Sometimes the small screw inside the connector at the back of the tach drive backs out and causes a break. Happened; /html/mgs/1996-07/msg00536.html (6,614 bytes)
20. RE: tachometer (score: 1): Author: "Blair Engle" <engle@mailer.martech.fsu.edu>; Date: Thu, 18 Jul 1996 10:04:55 -0500 (EST); Larry: I have available a tach coupling kit. It includes the short shaft with an intigral key that fits into the generator shaft. This shaft fits over the shaft in the tach gearbox and is fixed with; /html/mgs/1996-07/msg00574.html (7,538 bytes)

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