Agree with Rick. Universal diesel are configured that way today. Press the pre-heat button activates the glow plugs, silences the oil pressure alarm and provides power to the starter solenoid.
Dennis C. On Tue, Sep 12, 2017 at 12:00 PM, Rick Brass via CnC-List < cnc-list@cnc-list.com> wrote: > Ron; > > > > Yes, there is a voltage drop from B+ to ground when the glow plug button > is pushed. But the current is flowing from B+ to a glow plug relay and then > to ground, and not through the glow plug button. The button passes a > current of only an amp or two to close the relay. > > > > If the voltage drop from the glow plugs causes the starter to not operate, > and if the buttons themselves are not worn (which is highly likely after > 20-40 years), then I’d suspect a developing problem in the starter or > solenoid, or corrosion is the wiring of the start circuit. > > > > The idea of having the start button powered from the glow plug button is > to make you use the glow plugs when starting, and thus ensures easier > starts. At one time that was a pretty common configuration on diesels – as > a matter of fact, automotive diesels still do it now, except the activation > of the glow plugs is controlled by the on-board software which delays the > activation of the starter slightly to let the glow plugs take effect. One > slight but additional result of the start button being powered from the > glow plug button is to eliminate the chance of a defective start button > causing damage to the starter and related components, or depleting your > battery. > > > > One wonders about the experience level of the mechanic you talked to. > > > > Rick Brass > > Washington, NC > > > > > > > > *From:* CnC-List [mailto:cnc-list-boun...@cnc-list.com] *On Behalf Of *Ronald > B. Frerker via CnC-List > *Sent:* Tuesday, September 12, 2017 12:49 AM > *To:* cnc-list@cnc-list.com > *Cc:* Ronald B. Frerker <rbfrer...@yahoo.com> > *Subject:* Re: Stus-List Deal on starter from Mastry > > > > Mechanic didn't think it should ever have been wired so that the glow plug > had to be pushed for the starter button to function. > > Ron > > Wild Cheri > > C&C 30-1 > > STL > > > > > > > > _______________________________________________ > > This list is supported by the generous donations of our members. If you > wish to make a contribution to offset our costs, please go to: > https://www.paypal.me/stumurray > > All Contributions are greatly appreciated! > >
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