<VV> NO SPARK AT COIL - WEEKEND UPDATE...

Dave Keillor dkeillor at tconcepts.com
Mon Jun 25 21:48:32 EDT 2012


Check the wiring.  It sounds like the light may be a different problem.
 You should have 13.5-15 volts at the alternator output terminal.

Dave Keillor

On Mon, Jun 25, 2012 at 5:32 PM, Rod Murray <rmurray8996 at gmail.com> wrote:

> Alt. internal voltage reg.
>
> Sent from my iPhone
>
> On Jun 25, 2012, at 6:07 PM, Dave Keillor <dkeillor at tconcepts.com> wrote:
>
> Probably not.  Do you have a generator or alternator?
>
> On Mon, Jun 25, 2012 at 4:48 PM, Rod Murray <rmurray8996 at gmail.com> wrote:
>
>> Thx Dave. Would this issue also be why gen light is on?
>>
>> Sent from my iPhone
>>
>> On Jun 25, 2012, at 2:34 PM, Dave Keillor <dkeillor at tconcepts.com> wrote:
>>
>> > The negative wire on the coil does not go directly to ground but to the
>> > points in the distributor.  The points periodically supply the ground as
>> > the distributor rotates.  The negative also supplies the tach signal
>> (the
>> > negative side of the coil pulses as the points ground and unground the
>> > connection).  If your tach wire is grounded somewhere, it will act as a
>> > kill switch.
>> >
>> > Dave Keillor
>> >
>> > On Mon, Jun 25, 2012 at 11:40 AM, rod murray <rmurray8996 at gmail.com>
>> wrote:
>> >
>> >> the good news...the car is running!!!!!  big props to dave for getting
>> me
>> >> to this point...however, i'm not out of the woods yet....
>> >>
>> >> the bad news...
>> >> 1)  trouble-shooting has isolated part of the problem at the negative
>> wire
>> >> to the coil.  for some reason, it is acting as a "kill" wire...ie, the
>> car
>> >> starts/runs only when this wire is removed from the coil.
>> >> 2)  when above wire is removed from coil, engine runs but the "gen"
>> light
>> >> is on, and the battery does not show any increase in voltage (per
>> dave, V
>> >> at battery should be up closer to 15V while running to indicate
>> battery is
>> >> charging).  i swapped out a fresh alternator from the rebuilt van
>> engine
>> >> thinking this could be an internal voltage regulator issue, but showed
>> no
>> >> change.
>> >>
>> >> at this point, original flamethrower II coil and pertronix e-points are
>> >> both re-installed, replacement e-fuel pump is pumping, coil ground
>> wire is
>> >> disconnected, engine runs, gen light is on, and battery shows 12V
>> whether
>> >> ignition is on or off...
>> >>
>> >> next up is to trace the ground wire "kill" and gen light issues...any
>> >> suggestions?
>> >>
>> >> thx all! and especially you dave!
>> >>
>> >> - rod
>> >>
>
>


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