[Vwdiesel] Glow Plug testing ---- ( the FAST FAST way. ).Explain moreplease

[Derek]

Sorry it took so long to reply about all this.  Just replaced them
yesterday.  Turns out that two were dead.  No wonder why I had such a hard
time getting her to fire.  Eliminated the busbar while I was there.  Should
be real easy next time !


----- Original Message -----
From: "Smith, Michael" <Michael.Smith at rvh.nb.ca>
To: "'Derek'" <weasel1 at sympatico.ca>; <vwdiesel at vwfans.com>
Sent: Thursday, December 30, 2004 7:18 AM
Subject: RE: [Vwdiesel] Glow Plug testing ---- ( the FAST FAST
way. ).Explain moreplease


>
> How did you make out with this problem Derek?
> We are all waiting to see !
>
> Mike in NB
>
> > -----Original Message-----
> > From: vwdiesel-bounces at vwfans.com [SMTP:vwdiesel-bounces at vwfans.com] On
> > Behalf Of Derek
> > Sent: Wednesday, December 29, 2004 4:43 PM
> > To: vwdiesel at vwfans.com
> > Subject: Re: [Vwdiesel] Glow Plug testing ---- ( the FAST FAST way.
> > ).Explain moreplease
> >
> > Well I went out and tried the voltage drop method.  No dice.  I can't
seem
> > to get a reading anywhere.  Must be because of where I was probing ( on
> > the
> > nuts and there was corrosion )    I did try and clean it off a bit.  It
is
> > nice to see that I am not the only one confused about this !  BTW, I do
> > know
> > that a few of them are working.  I have a voltmeter installed and you
can
> > see the voltage drop at the battery.  Picked up my Bosh GP's today.
> > They'll
> > be going in on the weekend.  I "hotwired" the GP's and I found that the
#2
> > GP was cooler than the others, but it was really hard to detect the
warmth
> > from them.  I'll find out if I was right soon enough ....
> >
> >
> > ----- Original Message -----
> > From: "Mark Shepherd" <mark at shepher.fsnet.co.uk>
> > To: <vwdiesel at vwfans.com>
> > Sent: Wednesday, December 29, 2004 3:36 PM
> > Subject: [Vwdiesel] Glow Plug testing ---- ( the FAST FAST
way. ).Explain
> > moreplease
> >
> >
> > > The voltage drop method needs some research as it dosent
> > > behave quite like Roger states...
> > >
> > > Imagine feeding glowplugs as per normal fed along a bus bar
> > > from #4 through #3, #2, and finally #1.
> > > Measuring from #2 to #1 gives a voltage drop say XmV looking
> > > from between#3 and #2 would give a voltage drop of XmV as
> > > well even if we snapped off #2 as the bus bar has a
> > > nominally equal voltage drop along its length (ie) so many
> > > ohms per metre.
> > > So does the voltage drop increase from its 2  lots of 'X'mV
> > > which would show up with a measurement between #3 and #1
> > > with #2 open circuit or what?????
> > >
> > > The Miser
> > >
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> > >
> >
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