Larry,
Why don't you use a 555 timer circuit that operates a solid state relay. Just gut the existing electronics. You could have a variable timing resistive cicuit that could lengthen the time of operation based on temp or choice.
--- On Fri, 9/2/11, Lawrence Rhodes <primobassoon@sbcglobal.net> wrote:
> From: Lawrence Rhodes <primobassoon@sbcglobal.net>
> Subject: [diesel_mercedes] 1977 glow plug relay wanted and/or pinouts
> To: diesel_mercedes@yahoogroups.com
> Date: Friday, September 2, 2011, 9:34 AM
> At this point since my glow plugs
> won't come on even with a gentle persuation of
> my relay it is time to get a new one or modify this one.
> I'm using my jumper
> cable to to power my glow plugs now. My idea if I can't
> find or rebuild my
> current one which I think needs new capacitors is to use a
> heavy duty relay and
> a momentary switch. That should work. If there is a
> plug in replacement I'd go
> for that too. Lawrence Rhodes........
>
>
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