X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from fmailhost05.isp.att.net ([204.127.217.105] verified) by logan.com (CommuniGate Pro SMTP 5.3.6) with ESMTP id 4247480 for flyrotary@lancaironline.net; Tue, 04 May 2010 14:43:18 -0400 Received-SPF: none receiver=logan.com; client-ip=204.127.217.105; envelope-from=bbradburry@bellsouth.net Received: from desktop (adsl-85-113-131.mco.bellsouth.net[98.85.113.131]) by isp.att.net (frfwmhc05) with SMTP id <20100504184241H0500ro6o4e>; Tue, 4 May 2010 18:42:42 +0000 X-Originating-IP: [98.85.113.131] From: "Bill Bradburry" To: "'Rotary motors in aircraft'" References: In-Reply-To: Subject: RE: [FlyRotary] Re: tuning issues Date: Tue, 4 May 2010 14:42:50 -0400 Message-ID: <47EC62DEC5554EBD998E50BF416C9B7F@Desktop> MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_0006_01CAEB98.1242BB40" X-Mailer: Microsoft Office Outlook 11 Thread-Index: AcrruOrXOFHuqgHST2OOJCKwK97ZwQAAEmpA X-MimeOLE: Produced By Microsoft MimeOLE V6.0.6001.18049 This is a multi-part message in MIME format. ------=_NextPart_000_0006_01CAEB98.1242BB40 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit I am using the Iridium plugs now. I will check the crank angle sensor, Ernest, but seems to me it is mounted on a casting on the Renesis. I could be wrong. I will have to look. Bill B _____ From: Rotary motors in aircraft [mailto:flyrotary@lancaironline.net] On Behalf Of Mark Steitle Sent: Tuesday, May 04, 2010 2:37 PM To: Rotary motors in aircraft Subject: [FlyRotary] Re: tuning issues Bill, I cured an intermittent mis-fire on my 20B by switching to the Iridium plugs, same as those used in the Renesis engines. Mark S. On Tue, May 4, 2010 at 1:25 PM, Ernest Christley wrote: Bill Bradburry wrote: I don't think it is fuel filter related. The fuel pressure is holding steady during this time. I think it is some kind of misfire, but have no clue as to what could be causing it or how to go about diagnosing it. It is both random and intermittent and happens at various rpms. Nothing seems consistant about it happening. What should I check? Bill B How is your crank-angle sensor mounted? Could it be loose? Could the wire be frayed? -- Homepage: http://www.flyrotary.com/ Archive and UnSub: http://mail.lancaironline.net:81/lists/flyrotary/List.html ------=_NextPart_000_0006_01CAEB98.1242BB40 Content-Type: text/html; charset="us-ascii" Content-Transfer-Encoding: quoted-printable

I am using the Iridium plugs = now.

I will check the crank angle = sensor, Ernest, but seems to me it is mounted on a casting on the Renesis. I could = be wrong. I will have to look.

Bill B

From: = Rotary motors in aircraft [mailto:flyrotary@lancaironline.net] On Behalf Of Mark Steitle
Sent: Tuesday, May 04, = 2010 2:37 PM
To: Rotary motors in aircraft
Subject: [FlyRotary] Re: = tuning issues

Bill,

I cured an intermittent mis-fire on my 20B by switching to the = Iridium plugs, same as those used in the Renesis = engines.

Mark S. =

On Tue, May 4, 2010 at 1:25 PM, Ernest Christley <echristley@nc.rr.com> = wrote:

Bill Bradburry wrote:

I don’t think it is fuel filter related. The fuel pressure is = holding steady during this time. I think it is some kind of misfire, but have no clue = as to what could be causing it or how to go about diagnosing it. It is both = random and intermittent and happens at various rpms. Nothing seems consistant = about it happening.

What should I check?

Bill B

How is your crank-angle sensor mounted? Could it be loose? Could = the wire be frayed?

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

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