what would we do without you barney?
That makes absolute sense. it never freezes round here, so i guess it is
academic!
cheers
Joe
__________________________
Dr. Joseph Garner,
University of California,
Department of Animal Science,
One Shields Avenue,
Davis,
CA 95616
USA
Phone: (530) 752 1253
Fax: (530) 752 0175
> -----Original Message-----
> From: Barney Gaylord [mailto:barneymg@ntsource.com]
> Sent: Wednesday, November 14, 2001 2:00 AM
> To: Garner, Joseph P.
> Cc: mgs@autox.team.net
> Subject: Re: argh! moss gasket lottery.
>
>
> At 12:00 AM 11/14/01 -0800, Garner, Joseph P. wrote:
> >....
> >.... i discovered a mysterious white plastic part between my
> carb and the
> >manifold, .... inside, and looped around the mixture
> pasageway is what
> >looks like an induction heater coil .... the part has two
> spade terminals,
> >the upper was connected to the +12V line, the lower to the
> induction coil.
> >The other end of the coil would have been grounded against
> the carb ....
> >any ideas? experience?
>
> Uh, yup. There may be a little gadget on the side about the
> size of the
> first joint on your finger where you found the spade
> terminals. That would
> be a thermoststic switch (possibly under a little domed
> cover). When the
> ambient temperature drops below freezing (or mabe as low as
> 20dF), the
> thermostat closes the contact. When you go to start the car
> in such cold
> weather you can switch on the key and wait for about half a
> minute for the
> heater element to warm up, in which case the engine should
> fire up much
> easier, as the heater is helping to warm the intake air to
> better vaporize
> the fuel. Very shortly after then engine starts this device
> should warm up
> enough to open the contact and turn off the heater. But
> don't bet the farm
> on it actually working.
>
> I had one of these on a then new '69 Austin America (don't
> ask), and it
> also had a band heater wrapped around the top air chamber of the SU
> carb. These two heaters combined drew more current and
> supplied more heat,
> and it actually seemed to work quite well. Given the
> appropriate half
> minute to heat up before cranking the engine, it was a very
> reliable winter
> starter. Then one day the temperature dropped below 0dF, and
> the car did
> indeed start as planned, but with the temperature that low
> the thermostatic
> switch stayed closed for a very long time and appearantly
> burn itself up,
> and the next time it wouldn't start. The dealer replaced the
> part under
> warrantee, but a week later in sub-zero weather it did the same thing
> again. After the third burnout it got to be Spring, and
> before it got
> really cold again the warrantee had expired, and I don't think I ever
> bothered to get it fixed again. If I had the same problem
> now I would
> probably bypass the thermostatic switch and wire it to a
> heavy current
> toggle switch or a relay, and include an indicator light to
> remind me to
> turn it off.
>
> Barney Gaylord
> 1958 MGA with an attitude
> http://www.ntsource.com/~barneymg
///
/// mgs@autox.team.net mailing list
/// or try http://www.team.net/cgi-bin/majorcool
///
|