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Message-ID: <1c23473f0708042358wc70c9e7k888df48985d1a1b9@mail.gmail.com>
Date: Sat, 4 Aug 2007 23:58:44 -0700
From: "David Leonard" <wdleonard@gmail.com>
To: "Rotary motors in aircraft" <flyrotary@lancaironline.net>
Subject: Re: [FlyRotary] Whole lota Sparks - Mode 8 is HOT
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Well, after doing research, I find that I should never fire the coils
without being connected to a grounded spark plug...  because the spark has
to go somewhere....  Doh!  Hope I didn't hurt anything!!!


Dave Leonard


On 8/4/07, David Leonard <wdleonard@gmail.com> wrote:
>
>  While a few of you are having a problem with not enough spark, I am
> having the opposite problem.  I put the battery in tonight and started to
> run through systems checks.  The test modes in the EC2 are really nice
> features. Injectors and new injector disable switches seem to be working
> fine.  The problem is with the coils...  Way too much spark if that is
> possible.
>
> I planned to test the LS1 coils 1 at a time but quickly found that 2 of
> the coils are arcing past the rubber boots of the spark plug wire, one more
> than the other.  I thought maybe the rubber had gotten old (though not that
> old) so I swapped in one of the wires that was not leaking - but that did
> not solve the problem.  I took all the wires off entirely, and sparks were
> flying out of the socket and arcing across several inches to reach the
> control harness for the coil.  The other coils were not doing that, though
> they were making normal sparks when connected to a spark plug.
>
> I assume this is not normal.  Does anyone know of a condition that would
> make the coil voltage go through the roof like that?  The coils did get a
> good dousing of coolant 1.5 years ago.  Also, I notice that the coils are
> drawing 3 amps even when not running.  Time for some new coils?
>
> --
> David Leonard
>
> Turbo Rotary RV-6 N4VY
> http://N4VY.RotaryRoster.net <http://n4vy.rotaryroster.net/>
> http://RotaryRoster.net <http://rotaryroster.net/>
>



-- 
David Leonard

Turbo Rotary RV-6 N4VY
http://N4VY.RotaryRoster.net
http://RotaryRoster.net

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<div>Well, after doing research, I find that I should never fire the coils without being connected to a grounded spark plug...&nbsp; because the spark has to go somewhere....&nbsp; Doh!&nbsp; Hope I didn&#39;t hurt anything!!!</div>
<div>&nbsp;</div>
<div>&nbsp;</div>
<div>Dave Leonard<br><br>&nbsp;</div>
<div><span class="gmail_quote">On 8/4/07, <b class="gmail_sendername">David Leonard</b> &lt;<a href="mailto:wdleonard@gmail.com">wdleonard@gmail.com</a>&gt; wrote:</span>
<blockquote class="gmail_quote" style="PADDING-LEFT: 1ex; MARGIN: 0px 0px 0px 0.8ex; BORDER-LEFT: #ccc 1px solid">
<div><span class="e" id="q_114349a775a50302_0">
<div>While a few of you are having a problem with not enough spark, I am having the opposite problem.&nbsp; I put the battery in tonight and started to run through systems checks.&nbsp; The test modes in the EC2 are really nice features. Injectors and new injector disable switches seem to be working fine.&nbsp; The problem is with the coils...&nbsp; Way too much spark if that is possible. 
</div>
<div>&nbsp;</div>
<div>I planned to test the LS1 coils 1 at a time but quickly found that 2 of the coils are arcing past the rubber boots of the spark plug wire, one more than the other.&nbsp; I thought maybe the rubber had gotten old (though not that old)&nbsp;so I swapped in one of the wires that was not leaking - but that did not solve the problem.&nbsp; I took all the wires off entirely, and sparks were flying out of the socket and arcing across several inches to reach the control harness for the coil.&nbsp; The other coils were not doing that, though they were making normal sparks when connected to a spark plug. 
</div>
<div>&nbsp;</div>
<div>I assume this is not normal.&nbsp; Does anyone know of a condition that would make the coil voltage go through the roof like that?&nbsp; The coils did get a good dousing of coolant 1.5 years ago.&nbsp; Also, I notice that the coils are drawing 3 amps even when not running.&nbsp; Time for some new coils? 
<br clear="all"><br>-- <br>David Leonard<br><br>Turbo Rotary RV-6 N4VY<br><a onclick="return top.js.OpenExtLink(window,event,this)" href="http://n4vy.rotaryroster.net/" target="_blank">http://N4VY.RotaryRoster.net</a><br>
<a onclick="return top.js.OpenExtLink(window,event,this)" href="http://rotaryroster.net/" target="_blank">http://RotaryRoster.net</a> </div></span></div></blockquote></div><br><br clear="all"><br>-- <br>David Leonard<br><br>
Turbo Rotary RV-6 N4VY<br><a href="http://N4VY.RotaryRoster.net">http://N4VY.RotaryRoster.net</a><br><a href="http://RotaryRoster.net">http://RotaryRoster.net</a> 

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