Output of distributer's magnetic pickup

Shannen Durphey shannen at mcn.net
Fri Apr 17 05:28:33 GMT 1998


Raymond C Drouillard wrote:
> 
> On Wed, 15 Apr 1998 23:52:26 -0600 Shannen Durphey <shannen at mcn.net>
> writes:
> >Raymond C Drouillard wrote:
> >>
> ><snip>
> >>
> >> That was indeed the problem with my first try <donning conical hat>.
> I
> >> couldn't get the GM distributer that I pulled the module from to fire
> it.
> >>
> >> A couple days later, it dawned on me that I need to "plug it in".  I
> ran
> >> a wire from an ignition source to the "+" pin, hooked up the Holley,
> and
> >> tried it.  It fired the Jacobs ignition, and the Holley dutifully
> >> injected fuel down the throttle body.
> >>
> >> Still, I can't get the Ford distributer to fire it.  Maybe I'm missing
> >> something very basic (again)  <:-)
> >
> >ok...  Need to connect the metal portion of the back to
> >ground for complete circuit.  Easy to overlook.... : )
> >Shannen
> 
> I know the value of good grounding (I'm a ham radio operater).  I
> actually mounted the module to the top cover of an old (inoperative) hard
> drive.  I wire brushed the finish off and used aluminum screws to
> securely bolt the module to the aluminum.  Then, I used sheet metal
> screws to mount the whole assembly to the top of the right fender well.
> Not being satisfied, I ran a ground wire from one of the mounting screws
> (the same one that I used for the ground wire of the ECM connecter) to
> the one common grounding screw that I have on my right fender well that
> ties the battery and just about everything else together.
> 
> Ray Drouillard
> 
>
Couldn't be much more complete than that.  Only other step
is to get a dvom and a helper and measure output voltage
from the distributor while the engine is cranking.  I'll try
to find time tomorrow (like I've been trying the last two
days) to find some Motorcraft distributor info.

Shannen



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