[Roadsters] Electrical problems

[Jim Gammon]

http://www.gammontech.com/mainframe/pdf/gg61.pdf



________________________________
From: "spearsdelmar at aol.com" <spearsdelmar at aol.com>
To: Jim Gammon <gtpjimgammon at yahoo.com>
Sent: Wed, January 19, 2011 9:17:57 PM
Subject: Re: [Roadsters] Electrical problems


Hi Jim,

The PDF file did not come through on my end.

Thanks,
Dawn

Sent via DROID on Verizon Wireless

-----Original message-----

From: Jim Gammon <gtpjimgammon at yahoo.com>
>To: Datsun roadster <datsun-roadsters at autox.team.net>
>Sent: Thu, Jan 20, 2011 01:44:07 GMT+00:00
>Subject: Re: [Roadsters] Electrical problems
>
>It may be a bad ground. In my industry, we have a lot of trouble with power, 
>often the negative side is ignored. This article might help
>
>Jim
>
>PDF
>
>
>
>________________________________
>From: Stephen E. Webber 
>To: datsun-roadsters at autox.team.net
>Sent: Wed, January 19, 2011 8:26:01 PM
>Subject: [Roadsters] Electrical problems
>
>I have a "63 roadster, single carb. with electrical problems.  Owned it since
>new, so I can assure there have been no prior wire alterations.
>
>I replaced the temp. sending unit on the engine and also took the gage unit
>out of the dashboard, then put it back in.  I also moved the wires to the
>ignition switch just a little to give more clearance from the gages located
>near-by.  While loosening and tightening the ignition switch screws the
>screwdriver briefly hit the wire to the starter, causing the starter to engage
>for a moment, just like when I was hot wiring my parents vehicles as a
>teenager 50 years ago.
>
>Now, when I turn the ign. switch, the starter solenoid clicks but the starter
>does not turn.  (The battery is on a charger, and headlights are bright, so I
>got enough juice.) The ignition light and the low oil pressure light do not
>light up.  Although I did nothing to this circuit, the fuse on the circuit to
>the windshield wipers and back-up light immediately blows, and my multimeter
>shows no resistance on that circuit.  I disconnected the wire from the temp.
>sending unit, and pulled and did not replace the blown wiper/backup light
>fuse, but the starter solenoid still just clicks.  I used the old trick of
>using a screwdriver across the solenoid terminals in an attempt to get the
>starter to run, but only got sparks.
>
>All bulbs were checked and are good.
>
>Anyone have ideas what is the problem?
>
>Steve
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