X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from [64.4.51.93] (HELO hotmail.com) by logan.com (CommuniGate Pro SMTP 5.0c5) with ESMTP id 773573 for flyrotary@lancaironline.net; Wed, 19 Oct 2005 13:18:40 -0400 Received-SPF: pass receiver=logan.com; client-ip=64.4.51.93; envelope-from=lors01@msn.com Received: from mail pickup service by hotmail.com with Microsoft SMTPSVC; Wed, 19 Oct 2005 10:17:54 -0700 Message-ID: Received: from 4.174.5.8 by BAY107-DAV21.phx.gbl with DAV; Wed, 19 Oct 2005 17:17:54 +0000 X-Originating-IP: [4.174.5.8] X-Originating-Email: [lors01@msn.com] X-Sender: lors01@msn.com From: "Tracy Crook" To: "Rotary motors in aircraft" References: Subject: Re: [FlyRotary] Re: Connectors for the D581 Coils Date: Wed, 19 Oct 2005 13:17:50 -0400 MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_01C3_01C5D4AF.813DBF40" X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: MSN 9 X-MIMEOLE: Produced By MSN MimeOLE V9.10.0011.1703 Seal-Send-Time: Wed, 19 Oct 2005 13:17:50 -0400 X-OriginalArrivalTime: 19 Oct 2005 17:17:54.0737 (UTC) FILETIME=[0AFA8210:01C5D4D1] This is a multi-part message in MIME format. ------=_NextPart_000_01C3_01C5D4AF.813DBF40 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Most interesting, I was not aware of the D585. I had a failure of a = D581 which I attributed to the higher under cowl temps I got with the = Renesis (vs 2nd gen 13B). In my quest to keep the coils cool I ran = into many other mysteries but that is an unfinished story for later. Tracy Bob, the only advantage I can see to the D585 is the metal heat sink = might=20 make it less susceptible to high under the cowl temps. I recall = losing my=20 leading ignition coil early on due to the fact that a resistor in its = base=20 apparently could not take the continuos high rpm load and heat. But, = if no=20 one is having problems with the D581 then probably nothing to be = gained. Ed ----- Original Message -----=20 From: "Bob White" > To: "Rotary motors in aircraft" = > Sent: Tuesday, October 18, 2005 2:46 PM Subject: [FlyRotary] Connectors for the D581 Coils > Because I've had a request to build a coil cable for the D581, I did > some serious searching to see if I could find the correct connector. = I > might have found it, but I'm waiting to receive a sample to see if = it's > actually the right one. > > After much searching on the web, I found a part number for the cable > that connects 4 coils to a single 7 pin connector. GM p/n 12582189. > This is equivalent to the GM cable used with the D580 coils. I = ordered > one of them so that I would have a reference for the connector (see > attached photo). > > I believe I've located the connector at the Delphi distributor. I = have > a sample on order to see if it truly matches. If it's the right = one, I > will be able to build the coil cables for the same price with either > connector specified. > > Last week I looked at the connectors on a 2006 Chevrolet Truck at = the > local dealer. It uses the same connector. > > I also ran across another coil that would probably work. The D585 > coil. The only thing is, it costs more, and someone would have to > verify that it is functionally the same, so I don't see any = advantage in > using it. > > For more pictures and information, I've put a web page at: > = http://www.roblinphoto.com/LS-1_Coils/LS-1Coils.html > > Bob W. > > --=20 > http://www.bob-white.com > N93BD - Rotary Powered BD-4 (real soon) > Prewired EC2 Cables - = http://www.roblinphoto.com/shop/ > = -------------------------------------------------------------------------= ------- > -- > Homepage: http://www.flyrotary.com/ > Archive and UnSub: = http://mail.lancaironline.net/lists/flyrotary/ >=20 -- Homepage: http://www.flyrotary.com/ Archive and UnSub: = http://mail.lancaironline.net/lists/flyrotary/ ------=_NextPart_000_01C3_01C5D4AF.813DBF40 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable
Most interesting, I was not aware of the D585.  I had a = failure of a=20 D581 which I attributed to the higher under cowl temps I got with the = Renesis=20 (vs 2nd gen 13B).   In my quest to keep the coils cool I ran = into many=20 other mysteries but that is an unfinished story for later.
 
Tracy
 
 

Bob, the only advantage I can see to the D585 is the = metal heat=20 sink might
make it less susceptible to high under the cowl = temps.  I=20 recall losing my
leading ignition coil early on due to the fact = that a=20 resistor in its base
apparently could not take the continuos high = rpm load=20 and heat.  But, if no
one is having problems with the D581 = then=20 probably nothing to be gained.

Ed
----- Original Message = -----=20
From: "Bob White" <bob@bob-white.com>
To: = "Rotary=20 motors in aircraft" <flyrotary@lancaironline.net>
Sent:=20 Tuesday, October 18, 2005 2:46 PM
Subject: [FlyRotary] Connectors = for the=20 D581 Coils


> Because I've had a request to build a coil = cable=20 for the D581, I did
> some serious searching to see if I could = find the=20 correct connector.  I
> might have found it, but I'm = waiting to=20 receive a sample to see if it's
> actually the right=20 one.
>
> After much searching on the web, I found a part = number=20 for the cable
> that connects 4 coils to a single 7 pin = connector. =20 GM p/n 12582189.
> This is equivalent to the GM cable used with = the D580=20 coils.  I ordered
> one of them so that I would have a = reference=20 for the connector (see
> attached photo).
>
> I = believe I've=20 located the connector at the Delphi distributor.  I have
> = a sample=20 on order to see if it truly matches.  If it's the right one, = I
>=20 will be able to build the coil cables for the same price with = either
>=20 connector specified.
>
> Last week I looked at the = connectors on a=20 2006 Chevrolet Truck at the
> local dealer.  It uses the = same=20 connector.
>
> I also ran across another coil that would = probably=20 work.  The D585
> coil.  The only thing is, it costs = more, and=20 someone would have to
> verify that it is functionally the same, = so I=20 don't see any advantage in
> using it.
>
> For more = pictures=20 and information, I've put a web page at:
> http://www.= roblinphoto.com/LS-1_Coils/LS-1Coils.html
>
>=20 Bob W.
>
> --
> http://www.bob-white.com
> = N93BD -=20 Rotary Powered BD-4 (real soon)
> Prewired EC2 Cables - http://www.roblinphoto.com/shop= /
>


------------------------------------------------= --------------------------------


>=20 --
> Homepage:  http://www.flyrotary.com/
> = Archive=20 and UnSub:   http://mail.lanca= ironline.net/lists/flyrotary/
>=20



--
Homepage:  http://www.flyrotary.com/
Archi= ve and=20 UnSub:   http://mail.lanca= ironline.net/lists/flyrotary/
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