Return-Path: <13brv3@bellsouth.net> Received: from imf24aec.mail.bellsouth.net ([205.152.59.72] verified) by logan.com (CommuniGate Pro SMTP 4.1.5) with ESMTP id 2640400 for flyrotary@lancaironline.net; Fri, 17 Oct 2003 10:11:29 -0400 Received: from rad ([68.212.14.231]) by imf24aec.mail.bellsouth.net (InterMail vM.5.01.05.27 201-253-122-126-127-20021220) with ESMTP id <20031017141128.BGXF1789.imf24aec.mail.bellsouth.net@rad> for ; Fri, 17 Oct 2003 10:11:28 -0400 From: "Russell Duffy" <13brv3@bellsouth.net> To: "'Rotary motors in aircraft'" Subject: RE: [FlyRotary] LS1 Coil Fuse Value? Date: Fri, 17 Oct 2003 09:11:29 -0500 Message-ID: <000501c394b8$8f657470$6001a8c0@rad> MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_0006_01C3948E.A68F6C70" X-Priority: 3 (Normal) X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook, Build 10.0.4510 Importance: Normal X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2800.1165 In-Reply-To: This is a multi-part message in MIME format. ------=_NextPart_000_0006_01C3948E.A68F6C70 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable I'm using LS-1 coils and have my pair of leading coils running off one = fuse and the trailing coils running off another. What value of fuses are = working for the rest of you? I blew 5A's on both pairs today. Perry Casson =20 I have mine all tied together, and there is no fuse. I'm not = necessarily recommending that, btw. =20 =20 Remember, fuses don't protect the device, they protect the wire. The maximum fuse size will be determined by the wire size you're using to = feed the coils. It's natural to try to size fuses so that they're just large enough for the current that you expect, but you should resist this urge = to avoid nuisance trips, particularly when powering something as important = as ignition coils. =20 =20 Cheers, Rusty (EWP's on the way- let the shipping entertainment begin) ------=_NextPart_000_0006_01C3948E.A68F6C70 Content-Type: text/html; charset="us-ascii" Content-Transfer-Encoding: quoted-printable Message

 I'm using LS-1 coils and have my pair of leading = coils=20 running off one fuse and the trailing coils running off another.  = What=20 value of fuses are working for the rest of you?  I blew 5A's on = both pairs=20 today.

 Perry Casson

 
I have = mine all tied=20 together, and there is no fuse.  I'm not necessarily recommending = that,=20 btw.   
 
Remember, fuses don't=20 protect the device, they protect the wire.  The maximum fuse size = will be=20 determined by the wire size you're using to feed the coils.  It's = natural=20 to try to size fuses so that they're just large enough for the current = that you=20 expect, but you should resist this urge to avoid nuisance trips, = particularly=20 when powering something as important as ignition coils. =20
 
Cheers,
Rusty = (EWP's on the way-=20 let the shipping entertainment begin)
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