X-Virus-Scanned: clean according to Sophos on Logan.com X-SpamCatcher-Score: 1 [X] Return-Path: Sender: To: lml Date: Thu, 07 Dec 2006 20:16:03 -0500 Message-ID: X-Original-Return-Path: Received: from imo-m21.mx.aol.com ([64.12.137.2] verified) by logan.com (CommuniGate Pro SMTP 5.1.3) with ESMTP id 1652463 for lml@lancaironline.net; Thu, 07 Dec 2006 19:23:53 -0500 Received-SPF: pass receiver=logan.com; client-ip=64.12.137.2; envelope-from=Sky2high@aol.com Received: from Sky2high@aol.com by imo-m21.mx.aol.com (mail_out_v38_r7.6.) id q.be1.aa06f7e (30740) for ; Thu, 7 Dec 2006 19:23:18 -0500 (EST) From: Sky2high@aol.com X-Original-Message-ID: X-Original-Date: Thu, 7 Dec 2006 19:23:16 EST Subject: Re: [LML] Re: High Ignition Advance Problem X-Original-To: lml@lancaironline.net MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="-----------------------------1165537396" X-Mailer: 9.0 Security Edition for Windows sub 5330 X-Spam-Flag: NO -------------------------------1165537396 Content-Type: text/plain; charset="US-ASCII" Content-Transfer-Encoding: 7bit Clark, et al, It is interesting that another dual electronic ignition system, unlike LSE, allows only one controller to see MAP even thought it communicates the sensor information to the other so that the timing is adjusted accordingly. However, when the ignition system is tested before takeoff (mag check), the RPM drops are dramatically different since dropping the secondary ignition half doesn't affect the MAP the primary sees. Turning off the primary means that the secondary does not see any MAP and the timing/RPM drop is significant. Even though this ignition system reports timing, it was rejected because the same anomaly would occur if one ignition had to be shut down during flight. Arrrrrghhh! Scott Krueger AKA Grayhawk Lancair N92EX IO320 SB 89/96 Aurora, IL (KARR) A man has got to know his limitations. -------------------------------1165537396 Content-Type: text/html; charset="US-ASCII" Content-Transfer-Encoding: quoted-printable
Clark, et al,
 
It is interesting that another dual electronic ignition system, un= like=20 LSE, allows only one controller to see MAP even thought it communicates the=20 sensor information to the other so that the timing is adjusted=20 accordingly.  However, when the ignition system is tested before takeof= f=20 (mag check), the RPM drops are dramatically different since dropping=20 the secondary ignition half doesn't affect the MAP the primary sees.&nb= sp;=20 Turning off the primary means that the secondary does not see any MAP and th= e=20 timing/RPM drop is significant. 
 
Even though this ignition system reports timing, it was rejected becaus= e=20 the same anomaly would occur if one ignition had to be shut down during=20 flight.   Arrrrrghhh!
 
 
Scott Krueger=20 AKA Grayhawk
Lancair N92EX IO320 SB 89/96
Aurora, IL (KARR)

A m= an=20 has got to know his limitations.
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