Return-Path: <13brv3@bellsouth.net> Received: from imf16aec.mail.bellsouth.net ([205.152.59.64] verified) by logan.com (CommuniGate Pro SMTP 4.1.8) with ESMTP id 3080508 for flyrotary@lancaironline.net; Tue, 16 Mar 2004 00:13:08 -0500 Received: from rad ([68.221.170.60]) by imf16aec.mail.bellsouth.net (InterMail vM.5.01.06.08 201-253-122-130-108-20031117) with ESMTP id <20040316051308.EGSR13717.imf16aec.mail.bellsouth.net@rad> for ; Tue, 16 Mar 2004 00:13:08 -0500 From: "Russell Duffy" <13brv3@bellsouth.net> To: "'Rotary motors in aircraft'" Subject: RE: [FlyRotary] More run time, fewer issues Date: Mon, 15 Mar 2004 23:11:08 -0600 Message-ID: <001001c40b15$17702220$6001a8c0@rad> MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_0011_01C40AE2.CCD5B220" X-Priority: 3 (Normal) X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook, Build 10.0.4510 In-Reply-To: X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2800.1165 Importance: Normal This is a multi-part message in MIME format. ------=_NextPart_000_0011_01C40AE2.CCD5B220 Content-Type: text/plain; charset="US-ASCII" Content-Transfer-Encoding: quoted-printable I'm not sure what RPM I am seeing because I haven't been able to get the tach working yet (hey Tracy - do you think the signal output to one of the LS1 coils could be run in parallel to the tach?) =20 You can use the output of one of the LS1 coils, but most tachs won't = read the pulse. What tach are you using? =20 The turbo does get very hot and makes some smoke (not a lot) out the tail pipe on shut down. I am wondering if maybe the oil seal is leaking. How much smoke on shut down is normal? I don't recall any smoke from the pipe. Mine was mostly from stuff the turbo was burning :-0 I am tempted to use some sort of artificial devise to set the = transition down very low and just avoid any need of a transition. Anyone have any ideas on a simple way to suck the manifold tubing down lower than I will ever run the engine long enough to set the EC2? I have not been able to get it lower than 14"with the engine, and that is difficult and unreliable. I can tell you from experience that you'll never be able to artificially pull the vacuum lower than the engine wants to run. I used a mity-vac = to try that, and the engine (of course) quits the instant you try it. The = only way I was able to set the transition below idle was to run at high = throttle, then rapidly close the throttle, and hit the set button at the = artificially low MAP that was generated. This really didn't help me any. If you = want to rule out the transition, set it higher than normal. That's what I ended = up doing, though I'm not really sure it helped that much either. =20 How does it run with one set of injectors disabled? You did install the disable switches right? =20 Rusty (just can't wait to go through this all over again tomorrow...) ------=_NextPart_000_0011_01C40AE2.CCD5B220 Content-Type: text/html; charset="US-ASCII" Content-Transfer-Encoding: quoted-printable Message

I’m not sure what RPM I am seeing because I = haven’t been able=20 to
get the tach working yet (hey Tracy – do you think the = signal output
to=20 one of the LS1 coils could be run in parallel to the tach?)

 
You can = use the output=20 of one of the LS1 coils, but most tachs won't read the pulse.  What = tach=20 are you using? 


The turbo does get very hot and makes some smoke (not a lot) = out
the=20 tail pipe on shut down.  I am wondering if maybe the oil seal=20 is
leaking.  How much smoke on shut down is normal?

I don't recall any smoke = from the=20 pipe.  Mine was mostly from stuff the turbo was burning = :-0

  I am tempted to use some sort of artificial devise to set the=20 transition down very
low and just avoid any need of a = transition. =20 Anyone have any
ideas on a simple way to suck the manifold tubing = down=20 lower
than I will ever run the engine long enough to set the = EC2?  I=20 have
not been able to get it lower than 14”with the engine, and = that=20 is
difficult and unreliable.

I=20 can tell you from experience that you'll never be able to artificially = pull the=20 vacuum lower than the engine wants to run.  I used a mity-vac to = try that,=20 and the engine (of course) quits the instant you try it.  The only = way I=20 was able to set the transition below idle was to run at high throttle, = then=20 rapidly close the throttle, and hit the set button at the artificially = low MAP=20 that was generated.  This really didn't help me any.  If you = want to=20 rule out the transition, set it higher than normal.  That's what I = ended up=20 doing, though I'm not really sure it helped that much either.  =

How does it run with one = set of=20 injectors disabled?  You did install the disable switches = right? =20

Rusty (just can't wait to = go through=20 this all over again tomorrow...)

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