oletrucks
[Top] [All Lists]

Re: [oletrucks] Re: [old-chevy-truck] Condensor & points Question

To: "A.B." <bigfred@unm.edu>
Subject: Re: [oletrucks] Re: [old-chevy-truck] Condensor & points Question
From: mfeaster@ticnet.com
Date: Mon, 18 Sep 2000 16:11:56 GMT
Make sure that the body of the condenser and the plate its mounted on is
grounded good. 


A.B. writes:

> Points are not supposed to spark.  The points essentially short out the
> secondary coil ( the inner coil, not connected to the spark plug.) in the
> coil ( the coil is really two coils, one wound around, but not touching
> the other).  When they points open, the constant current that was flowing
> through points has no where to go except through the secondary coil, this
> rapid change in current flow causes a large E field in the secondary
> coil, which induces a current in the primary coil.  the ratio of winding
> of the two coils creates a high voltage potential on one side of the
> primary coil. This gives your spark.  the charging characteristic of the
> condensor, which is really just a capacitor, helps to insure that the
> secondary coil is not "overwhelmed" which would leave no where for current
> to flow except back across the points.  this way the condesnor prevents
> the points from arcing (sparking).  It doesn't always work perfectly
> though, that's why sometimes you may see a small spark across your
> points. If so, check the gap and get a new condesor.
> -alfie
> 
> 
> On Sun, 17 Sep 2000, Woods E. Houghton wrote:
> 
> > Points are exposed to spark.  The condenser conduces the voltage to make a
> > bigger spark.
> > 
> > Woods
> > 53 5 window
> > -----Original Message-----
> > From: MKlepp4335@cs.com <MKlepp4335@cs.com>
> > To: old-chevy-truck@egroups.com <old-chevy-truck@egroups.com>;
> > oletrucks@autox.team.net <oletrucks@autox.team.net>
> > Date: Friday, September 15, 2000 4:30 PM
> > Subject: [old-chevy-truck] Condensor & points Question
> > 
> > 
> > >-------------------------- eGroups Sponsor -------------------------~-~>
> > >Nothing makes you feel like a new car
> > >So treat yourself the easy way
> > >Click below
> > >http://click.egroups.com/1/8419/18/_/577597/_/969056799/
> > >---------------------------------------------------------------------_->
> > >
> > >Please tell me if I'm wrong - I always thought that the condenser prevented
> > >sparking (arcing) across the points, it even says that in the AD shop
> > manual.
> > > My FLAPS guy says, no.  The points are supposed to spark, that's the way
> > >they work.
> > >Who's right here?
> > >I put new points and condenser in my '48 and within a few minutes of run
> > >time, they had evidence of arcing.  I spun the engine with the cap off and
> > >the spark at the points looked like the spark the plugs should have. (I'm
> > >still chasing the poor running condition.)  Thanks as always.
> > >Mike Klepp
> > >'48 3100
> > >Wichita Falls, TX
> > >
> > >Ole Chevy and GMC trucks rule!
> > >
> > 
> > oletrucks is devoted to Chevy and GM trucks built between 1941 and 1959
> > 
> 
> oletrucks is devoted to Chevy and GM trucks built between 1941 and 1959


Gary Brignac
55.2 3100
Fort Worth, TX
oletrucks is devoted to Chevy and GM trucks built between 1941 and 1959

<Prev in Thread] Current Thread [Next in Thread>