X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from fed1rmmtao104.cox.net ([68.230.241.42] verified) by logan.com (CommuniGate Pro SMTP 5.2c1) with ESMTP id 2431616 for flyrotary@lancaironline.net; Wed, 24 Oct 2007 20:49:11 -0400 Received-SPF: none receiver=logan.com; client-ip=68.230.241.42; envelope-from=alventures@cox.net Received: from fed1rmimpo01.cox.net ([70.169.32.71]) by fed1rmmtao104.cox.net (InterMail vM.7.08.02.01 201-2186-121-102-20070209) with ESMTP id <20071025004833.SJMS1433.fed1rmmtao104.cox.net@fed1rmimpo01.cox.net> for ; Wed, 24 Oct 2007 20:48:33 -0400 Received: from BigAl ([72.192.143.193]) by fed1rmimpo01.cox.net with bizsmtp id 4QoY1Y00J4AaN600000000; Wed, 24 Oct 2007 20:48:33 -0400 From: "Al Gietzen" To: "'Rotary motors in aircraft'" Subject: RE: [FlyRotary] Re: LS1 coils Date: Wed, 24 Oct 2007 17:50:12 -0800 Message-ID: <001e01c816a9$61c4a320$6401a8c0@BigAl> MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_001F_01C81666.53A16320" X-Priority: 3 (Normal) X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook, Build 10.0.6626 In-Reply-To: Importance: Normal X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.3198 This is a multi-part message in MIME format. ------=_NextPart_000_001F_01C81666.53A16320 Content-Type: text/plain; charset="US-ASCII" Content-Transfer-Encoding: 7bit The low cranking voltage is common due to the high current draw of the starter. Put an Amp Probe around the starter wire or a volt meter on the battery during cranking. The poor performance of the coil is cured as soon as the starter circuit opens. Ignition coils should work down to fairly low battery voltage, should the alternator fail. The controller may shut down first I have voltage readout on the EM2, and have seen numbers in the 9.xx area when cranking. I have the D580 coils. Al (Not looking good to make it to Copperstate - roads still closed to Ramona airport. Anyone going who would like to take the 'Rotary Engine' forums) ------=_NextPart_000_001F_01C81666.53A16320 Content-Type: text/html; charset="US-ASCII" Content-Transfer-Encoding: quoted-printable

The low = cranking voltage is common due to the high current draw of the starter. Put an Amp Probe = around the starter wire or a volt meter on the battery during cranking. The = poor performance of the coil is cured as soon as the starter circuit opens. = Ignition coils should work down to fairly low battery voltage, should the = alternator fail. The controller may shut down first

I have voltage readout on the = EM2, and have seen numbers in the 9.xx area when cranking. =

I have the D580 = coils.

Al (Not looking good to make it = to Copperstate – roads still closed to Ramona airport. Anyone going who would = like to take the ‘Rotary = Engine’ forums)

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