Have you put a complete new plug wire on? It sounds like maybe your
plug wire insulation is breaking down and it is acrinc to the nearest
ground.
On Sun, Jan 10, 2010 at 1:04 PM, Biff Jones <biffjones@verizon.net> wrote:
> I have a poser for the list concerning my ATV. It took me awhile to
discover
> this problem but it has me baffled all the same.
> I have been trying to get the motor running right for some time and have
been
> replacing bits along the way. I would get it running but after 5 - 10
minutes
> it would start missing and then I would lose all spark. I've checked or
> replaced all the electronics, stator, voltage regulator, CDI box (ouch),
and
> coil. What I finally discovered was when I lose all spark the problem is at
> the end of the coil wire from the coil to the sparkplug plug. The plug end
has
> one of those screw in hard plastic caps and when I lose spark and unscrew
the
> plug cap the copper wires inside where the screw goes into the coil wire
are
> all scorched and broken/burned off for a 1/4" or more. I've shortened the
coil
> wire until I get clean copper wire but after running again for a few
minutes
> the wire is again all blackened and broken. What could be the cause of
this?
> At first I thought it might be the coil but after testing it cold and hot
the
> readings are to spec. I am open to any suggestions.
>
> Biff Jones
> 'Frogarri' '59 Bugeye
> 'Ole Gray' '61 AH Sprite in the "Healey Book"
> http://sprites2.homestead.com/
>
>
> [demime found a multipart/alternative section which it tried
> to parse but could not find any section which it could render. Please send
plain text.]
>
> _______________________________________________
> Support Team.Net http://www.team.net/donate.html
>
> Suggested annual donation $12.75
>
> You are subscribed as jdinnis@gmail.com
>
> http://www.team.net/archive
>
> http://autox.team.net/mailman/listinfo/spridgets
>
--
=================================
= Never offend people with style when you =
= can offend with substance --- Sam Brown =
=================================
_______________________________________________
Support Team.Net http://www.team.net/donate.html
Suggested annual donation $12.75
http://www.team.net/archive
http://autox.team.net/mailman/listinfo/spridgets
|