One minor technical nit:
The unloaded voltage of a "12V" battery should measure a little over
12V. A generator or alternator
needs to output a bit more than that--off the top of my head it's
something like 13.8V--in order to
overcome the internal resistance of the battery to charge it.
bs
BJ8Healeys wrote:
>Hi, Ned -
>Yes, the light should go on when the ignition is turned on. The power input
>side of the light is fed by the white wire from terminal 2 of the ignition
>switch. Make sure the connection at the switch is clean and tight (it's the
>one with the two white wires going into one connector). If your windshield
>wipers work, this connection is probably O.K.
>
>The other side of the light is the brown/yellow wire from terminal WL of the
>voltage regulator. At terminal F of the voltage regulator is the larger
>brown/yellow wire from terminal D of the generator. Make sure all of these
>connections are clean and tight.
>
>The light is turned on by the current caused by an imbalance of voltage
>between the power input on the white wire (12 volts) and the voltage sensed
>out of the generator on the brown/yellow wire. When it's less than 12
>volts, the light comes on. When the generator output reaches the full 12
>volts, the voltage on both sides of the light is equal, there is no current
>flow, and the light goes out.
>
>Steve Byers
>HBJ8L/36666
>BJ8 Registry
>Havelock, NC USA
>
>
>
>-----Original Message-----
>From: owner-healeys@autox.team.net
>[mailto:owner-healeys@autox.team.net]On Behalf Of Ned Smith
>Sent: Friday, December 30, 2005 4:06 PM
>To: Austin-Healey List
>Subject: Generator Light
>
>
>I have cleaned up my instruments and reinstalled them with new O rings. The
>generator light on the tachometer doesn't seem to work. Should that light go
>on when the ignition is turned on?
>
>I engine is not startable right now.
>
>
>
>Ned Smith
>
>BJ8
>
>near Chattanooga, TN
>
>N34.98 W85.5
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