The regulator is nothing more than a set of points on a bi-metal spring. The
amount of open time fakes the gauges out to think there are only 8-8.5 volts. If
they start sticking, the swing occurs.
ron
datsunmike wrote:
> Sometimes when the regulator goes bad the gauges alternate between full and
> empty or hot and cold. Very weird the first time it happened. Unfortuantely
> my regulator didn't last all that long. I guess it depends on how much
> moisture is in the air and where you live.
>
> Mike
>
> ----- Original Message -----
> From: "Patrick J. Horne" <horne@cs.utexas.edu>
> To: "O'Farrell, Fergus" <Ofarrell.Fergus@hitco.com>
> Cc: <datsun-roadsters@autox.team.net>
> Sent: Thursday, March 07, 2002 9:06 AM
> Subject: Re: optimistic fuel gauge / formula one trivia
>
> > Furgus,
> >
> > When my regulator (not resistor, which I don't believe there is one), both
> > my temperature and fuel gauge both read low, so I suspect that you have a
> > bad dash regulator. It turned out that there was a high resistance
> > connection where one of the brass rivets connected the electrical
> > connection to the bi-metal strip inside. After 33 years I figure that this
> > regulator has more than served its time!
> >
> > Peace,
> > Pat
> >
> > - Support Habitat for Humanity, A "hand up", not a "hand out" -
> >
> > Pat Horne, Network Manager, Shop Supervisor, Future planner
> > CS Dept, University of Texas, Austin, Tx. 78712 USA
> > voice (512)471-9730, fax (512)471-8885, horne@cs.utexas.edu
> >
> > On Wed, 6 Mar 2002, O'Farrell, Fergus wrote:
> >
> > > So now I've heard that if the resistor is blown your gas gauge reads low
> and
> > > the temp gauge reads high. Mine both read low, bad grounding maybe?
> > > I agree with Gordon, the turning G-force seen in F1 makes me get real
> bored
> > > watching NASCAR, but that is only an opinion. F1 anecdote: My workplace
> > > sells carbon/carbon brakes & rotors to F1 teams, and the sales rep was
> > > recently told that the downforce created was sufficient for the car, at
> full
> > > speed, to drive on an inverted surface, if you could only get it there
> at
> > > speed. Hmm, modify one of those hi-speed test tracks so that after the
> 90
> > > degree banked turn you go up rather than down and drive on the roof?
> > > Fergus O, pondering the improbable
> > >
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