X-Virus-Scanned: clean according to Sophos on Logan.com X-SpamCatcher-Score: 2 [X] Return-Path: Sender: To: lml Date: Sat, 09 Dec 2006 00:08:29 -0500 Message-ID: X-Original-Return-Path: Received: from alnrmhc11.comcast.net ([206.18.177.51] verified) by logan.com (CommuniGate Pro SMTP 5.1.3) with ESMTP id 1655345 for lml@lancaironline.net; Fri, 08 Dec 2006 13:38:11 -0500 Received-SPF: none receiver=logan.com; client-ip=206.18.177.51; envelope-from=mjrav@comcast.net Received: from mark1 (c-65-96-139-16.hsd1.ma.comcast.net[65.96.139.16]) by comcast.net (alnrmhc11) with SMTP id <20061208183749b1100empvce>; Fri, 8 Dec 2006 18:37:50 +0000 X-Original-Message-ID: <002001c71af8$2e030570$108b6041@mark1> From: "Mark Ravinski" X-Original-To: "Lancair Mailing List" References: Subject: Re: [LML] High Ignition Advance Problem X-Original-Date: Fri, 8 Dec 2006 13:39:02 -0500 MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_000B_01C71ACE.38E73490" X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 6.00.2800.1807 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2800.1807 This is a multi-part message in MIME format. ------=_NextPart_000_000B_01C71ACE.38E73490 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Listers, I got my shiny new P-Mag installed last week and the first flight was = wonderful. The second flight, yesterday, was more like Clark's. The P-Mag reset = it's timing in flight resulting in a nearly total power loss when = running on that ignition alone. I had been running on each ignition = alternately trying to compare timing. I just got off the phone with Brad Dement at E-Mag. He said that they'd = become aware of the problem only about a week ago. What happens is that = the unit "forgets" the timing that is established by the quick setup = method and reverts to it's base timing. He offered me three solutions = to the problem - firmware, software or setup. I'll send the unit back for the most reliable fix. Mark Ravinski N360KB 1396 hrs ----- Original Message -----=20 From: Clark Baker=20 To: lml=20 Sent: Thursday, December 07, 2006 2:05 PM Subject: [LML] High Ignition Advance Problem On the 2nd leg of a long cross country trip, I noticed that CHTs were = running noticeably higher than usual on climb out. After leveling off = at 6,500msl, CHTs were uniformly running approximately 40+ degrees = higher than normal. Upon landing, the problem was eventually traced to = one of my PMag ignitions that, was going to full advance at idle = (39degrees). This was a failure mode of electronic ignitions that I = hadn't considered before. Given the engine seemed to be running fine = otherwise, I didn't try switching off one ignition in flight, which = likely would have pinpointed the problem.=20 Regards, Clark Baker ------=_NextPart_000_000B_01C71ACE.38E73490 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable

Listers,

I got my shiny new P-Mag installed last = week and=20 the first flight was wonderful.

The second flight, yesterday, was more = like=20 Clark's. The P-Mag reset it's timing in flight resulting in a = nearly total=20 power loss when running on that ignition alone. I had been running = on each=20 ignition alternately trying to compare timing.

I just got off the phone with Brad = Dement at=20 E-Mag. He said that they'd become aware of the problem only about = a week=20 ago. What happens is that the unit "forgets" the timing that is=20 established by the quick setup method and reverts to it's base = timing. He=20 offered me three solutions to the problem - firmware, software or=20 setup.

I'll send the unit back for the most = reliable=20 fix.

Mark Ravinski

N360KB 1396 hrs

----- Original Message -----

From:=20 Clark = Baker=20
To: lml

Sent: Thursday, December 07, = 2006 2:05=20 PM

Subject: [LML] High Ignition = Advance=20 Problem

On the 2nd leg of a long cross country trip, I noticed that CHTs = were=20 running noticeably higher than usual on climb out. After = leveling off at=20 6,500msl, CHTs were uniformly running approximately 40+ degrees higher = than=20 normal. Upon landing, the problem was eventually traced to one = of my=20 PMag ignitions that, was going to full advance at idle = (39degrees). This=20 was a failure mode of electronic ignitions that I hadn't considered=20 before. Given the engine seemed to be running fine otherwise, I = didn't=20 try switching off one ignition in flight, which likely would have = pinpointed=20 the problem.

Regards,

Clark Baker

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