Return-Path: Received: from [65.54.169.90] (HELO hotmail.com) by logan.com (CommuniGate Pro SMTP 4.2b5) with ESMTP id 141725 for flyrotary@lancaironline.net; Sun, 06 Jun 2004 12:40:45 -0400 Received: from mail pickup service by hotmail.com with Microsoft SMTPSVC; Sun, 6 Jun 2004 09:40:14 -0700 Received: from 4.174.5.150 by bay3-dav60.bay3.hotmail.com with DAV; Sun, 06 Jun 2004 16:40:14 +0000 X-Originating-IP: [4.174.5.150] X-Originating-Email: [lors01@msn.com] X-Sender: lors01@msn.com From: "Tracy Crook" To: "Rotary motors in aircraft" References: Subject: Re: [FlyRotary] LS1 Coils - amp draw? Date: Sun, 6 Jun 2004 12:40:14 -0400 MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_0074_01C44BC3.69ED6CD0" X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: MSN 9 X-MimeOLE: Produced By MSN MimeOLE V9.00.0013.2101 Seal-Send-Time: Sun, 6 Jun 2004 12:40:14 -0400 Message-ID: X-OriginalArrivalTime: 06 Jun 2004 16:40:14.0814 (UTC) FILETIME=[F16A9FE0:01C44BE4] This is a multi-part message in MIME format. ------=_NextPart_000_0074_01C44BC3.69ED6CD0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable MessageThe peak current draw on the LS1 coils is 9A EACH. This can = happen on startup before the EC2 can compute the proper dwell time. = Average amps is much lower during normal operation. Tracy (I hate fuses in airplane) ----- Original Message -----=20 From: John Slade=20 To: Rotary motors in aircraft=20 Sent: Saturday, June 05, 2004 8:48 PM Subject: [FlyRotary] LS1 Coils - amp draw? Good evening all, I think I found out why my engine ran under powered on the last = flight. The fuse supplying the leading coils was blown. It was a 15 amp = fuse, which I would have thought would be more than adequate. Of course, = the fuse is supplying two of the coils, not one. Perhaps that's where I = went wrong with the calculation. Can anyone recall what the max draw is per coil? John Slade ------=_NextPart_000_0074_01C44BC3.69ED6CD0 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Message
The peak current draw on the LS1 coils is 9A EACH.   This = can=20 happen on startup before the EC2 can compute the proper dwell = time. =20 Average amps is much lower during normal operation.
 
Tracy  (I hate fuses in airplane)
----- Original Message -----
From: John=20 Slade
To: Rotary motors in = aircraft
Sent: Saturday, June 05, 2004 = 8:48=20 PM
Subject: [FlyRotary] LS1 Coils = - amp=20 draw?

Good=20 evening all,
I=20 think I found out why my engine ran under powered on the last flight. = The fuse=20 supplying the leading coils was blown. It was a 15 amp fuse, which I = would=20 have thought would be more than adequate. Of course, the fuse is = supplying two=20 of the coils, not one. Perhaps that's where I went wrong with the=20 calculation.
 
Can=20 anyone recall what the max draw is per coil?
John=20 Slade
 
 
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