X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from wx-out-0506.google.com ([66.249.82.232] verified) by logan.com (CommuniGate Pro SMTP 5.2c1) with ESMTP id 2502540 for flyrotary@lancaironline.net; Fri, 23 Nov 2007 19:37:39 -0500 Received-SPF: pass receiver=logan.com; client-ip=66.249.82.232; envelope-from=cozy4pilot@gmail.com Received: by wx-out-0506.google.com with SMTP id i27so1494282wxd for ; Fri, 23 Nov 2007 16:37:04 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=beta; h=domainkey-signature:received:received:reply-to:from:to:in-reply-to:subject:date:message-id:mime-version:content-type:x-priority:x-msmail-priority:x-mailer:importance:x-mimeole; bh=VwXpOgT3fVCSDo7D2oWRMUq7TUyrV3JLTZs2W8hAP90=; b=P9Sk/O3tKRrh7qltjE+6R9VdJugACW3cR2zdShI+GCHTbuwIhAbVAwp43kJsdAc75sVDjzdgpT+VaofQ5pTT1T7TGHDhzQQCzk+Jp5xHxxqRG5uganApHMsWZYESCUwxT+Ag1bFwcqN7fe1gTi3P4SWuBKuyHOVRiitgYioDc+w= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=beta; h=received:reply-to:from:to:in-reply-to:subject:date:message-id:mime-version:content-type:x-priority:x-msmail-priority:x-mailer:importance:x-mimeole; b=PtUJ8W2TCnJ1y6TszEd7bB87lHtRUpmu0CVWEiyVJLIIcgqjM84sU0KWB+fvHg1bkjQ0csAUJPnxYfC5upaUHdckcFfV+iR7w+r/r05H3wKoTkFSu8qBcIIWqjyvGDxmCHdSOwYaE82wd2u1LMbIUd4fRztzG+9o0Hks3N4bqmo= Received: by 10.70.52.3 with SMTP id z3mr4224640wxz.1195864262076; Fri, 23 Nov 2007 16:31:02 -0800 (PST) Return-Path: Received: from HomePC ( [71.2.20.232]) by mx.google.com with ESMTPS id i11sm4147790wxd.2007.11.23.16.30.58 (version=SSLv3 cipher=OTHER); Fri, 23 Nov 2007 16:30:59 -0800 (PST) Reply-To: From: "Steve Brooks" To: "Rotary motors in aircraft" In-Reply-To: Subject: RE: [FlyRotary] Re: Hard Starting Date: Fri, 23 Nov 2007 19:28:50 -0500 Message-ID: MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_0024_01C82E07.137C6F70" X-Priority: 3 (Normal) X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook IMO, Build 9.0.6604 (9.0.2911.0) Importance: Normal X-MimeOLE: Produced By Microsoft MimeOLE V6.0.6000.16545 This is a multi-part message in MIME format. ------=_NextPart_000_0024_01C82E07.137C6F70 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Tracey, You describe the symptom exactly. It does run good above 3000 RPM. I had the cover off of the rear area where the EC2 is mounted. I suppose that it's possible that I moved the map sensor connections. I'm going to have to make a list of things to check on my next trip to the airport. Regards, Steve Brooks P.S. - I really enjoyed the Rotary Roundup. -----Original Message----- From: Rotary motors in aircraft [mailto:flyrotary@lancaironline.net]On Behalf Of Tracy Crook Sent: Friday, November 23, 2007 1:53 PM To: Rotary motors in aircraft Subject: [FlyRotary] Re: Hard Starting Assuming you do get spark on all the plugs (no dead coils, wires, etc), one thing to check would be the map sensor connections. If they are loose, leaking or off, the mixture would be super rich and cause rough running. This fits several symptoms and would explain why both A & B are the same. If it runs better at high throttle, that would be another clue. Tracy On Nov 23, 2007 8:39 AM, Steve Brooks wrote: I have an issue all of the sudden with my 13B Turbo not wanting to start. It will fire occasionally, but just won't start running. If I am persistent enough (and have enough battery), It will finally start, but does not run well. Seems to have a miss in it. It runs better if I turn the mixture to lean, in fact, I can turn the mixture all the way counter clock wise. I think that it used to die when I would do that. When I switch to controller B, it runs better for a few seconds, and then goes back to missing. It doesn't start any easier on controller B either. I haven't done a lot of troubleshooting on it yet, but wondered if anyone has had a similar issue. I did replace the spark plugs, but that didn't seem to help any. I still have the stock turbo on it, so, maybe the turbo is starting to go. It also started this problem, after I fixed a problem with the starter. My Cessna ignition switch got some water in it and it got to where it wouldn't engage the starter. I took it apart, and cleaned all of the contacts to fix it. I have that switch also wired to do the coil test when you select mag1 or mag2 on the switch. The coil test only works on controller B though, so I don't think that would affect controller A. I guess that maybe my next step is to verify that I'm getting spark on all plugs, and then maybe try removing the plumbing to the throttle body, and try starting it then. That should verify if my turbo is failing, and restricting air flow. Steve Brooks Cozy MKIV 13B Turbo -- Homepage: http://www.flyrotary.com/ Archive and UnSub: http://mail.lancaironline.net:81/lists/flyrotary/List.html ------=_NextPart_000_0024_01C82E07.137C6F70 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable
Tracey,
You=20 describe the symptom exactly.  It does run good above 3000 = RPM. =20 I had the cover off of the rear area where the EC2 is mounted.  I = suppose=20 that it's possible that I moved the map sensor = connections.
 
I'm=20 going to have to make a list of things to check on my next trip to the=20 airport.
 
Regards,
Steve=20 Brooks
 
P.S. -=20 I really enjoyed the Rotary Roundup.
-----Original Message-----
From: Rotary motors in = aircraft=20 [mailto:flyrotary@lancaironline.net]On Behalf Of Tracy=20 Crook
Sent: Friday, November 23, 2007 1:53 PM
To: = Rotary=20 motors in aircraft
Subject: [FlyRotary] Re: Hard=20 Starting

Assuming you do get spark on all the plugs (no dead coils, wires, = etc),=20 one thing to check would be the map sensor connections.  If they = are=20 loose, leaking or off, the mixture would be super rich and cause rough = running.  This fits several symptoms and would explain why both A = & B=20 are the same.
 
If it runs better at high throttle, that would be another = clue.
 
Tracy

On Nov 23, 2007 8:39 AM, Steve Brooks <cozy4pilot@gmail.com> = wrote:
I=20 have an issue all of the sudden with my 13B Turbo not wanting to=20 start.
It will fire occasionally, but just won't start running. =
If I=20 am persistent enough (and have enough battery), It will finally=20 start,
but does not run well. Seems to have a miss in it. =  It runs=20 better if I turn
the mixture to lean, in fact, I can turn the = mixture all=20 the way counter
clock wise.  I think that it used to die = when I=20 would do that.  When I
switch to controller B, it runs = better for a=20 few seconds, and then goes back
to missing.  It doesn't = start any=20 easier on controller B either.

I haven't done a lot of=20 troubleshooting on it yet, but wondered if anyone
has had a = similar=20 issue. I did replace the spark plugs, but that didn't seem
to = help any.=20  I still have the stock turbo on it, so, maybe the turbo is=20
starting to go.  It also started this problem, after I = fixed a=20 problem with
the starter.  My Cessna ignition switch got = some water=20 in it and it got to
where it wouldn't engage the starter.  I = took it=20 apart, and cleaned all of
the contacts to fix it.  I have = that=20 switch also wired to do the coil test
when you select mag1 or = mag2 on the=20 switch.  The coil test only works on
controller B though, so = I don't=20 think that would affect controller A.

I guess that maybe my = next=20 step is to verify that I'm getting spark on all
plugs, and then = maybe try=20 removing the plumbing to the throttle body, and
try starting it = then.=20  That should verify if my turbo is failing, and
restricting = air=20 flow.

Steve Brooks
Cozy MKIV 13B=20 Turbo


--
Homepage:  http://www.flyrotary.com/
Archive and UnSub: =   http://mail.lancaironline.net:81/lists/flyrotary/List.htm= l


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