Return-Path: Sender: "Marvin Kaye" To: lml@lancaironline.net Date: Wed, 09 Feb 2005 19:53:34 -0500 Message-ID: X-Original-Return-Path: Received: from imo-d21.mx.aol.com ([205.188.144.207] verified) by logan.com (CommuniGate Pro SMTP 4.3c1) with ESMTP id 722865 for lml@lancaironline.net; Wed, 09 Feb 2005 18:41:52 -0500 Received-SPF: pass receiver=logan.com; client-ip=205.188.144.207; envelope-from=Sky2high@aol.com Received: from Sky2high@aol.com by imo-d21.mx.aol.com (mail_out_v37_r3.8.) id q.1f3.4ef6e9e (3858) for ; Wed, 9 Feb 2005 18:41:02 -0500 (EST) From: Sky2high@aol.com X-Original-Message-ID: <1f3.4ef6e9e.2f3bf98d@aol.com> X-Original-Date: Wed, 9 Feb 2005 18:41:01 EST Subject: Re: [LML] Re: Super Legacy Progress X-Original-To: lml@lancaironline.net MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="-----------------------------1107992461" X-Mailer: 9.0 Security Edition for Windows sub 5000 -------------------------------1107992461 Content-Type: text/plain; charset="US-ASCII" Content-Transfer-Encoding: 7bit In a message dated 2/9/2005 2:12:33 P.M. Central Standard Time, hapgoodm94@alum.darden.edu writes: but where is AL okay and where is it not okay? Do the engine manufacturers have any published comments on this? Matt, Et Al, Any pressurized fuel or pressurized oil fitting on an engine or engine mounted component should be steel since the consequences of a failure are catastrophic. Any other fitting CAN be steel, depending on your anal orientation with respect to weight balanced by your affinity for risk. Let's see, the only aluminum fittings on my "engine" are: upper cylinder oil return lines (terminated in rubber tubing anyhow), manifold pressure tap (with restrictor), crankcase breather, "quick" oil drain (nothing is attached to it in flight) and hmmmmmmmm............... nothing else that I can think of.... Scott Krueger AKA Grayhawk Lancair N92EX IO320 SB 89/96 Aurora, IL (KARR) Fair and Balanced Opinions at No Charge! There is an oxymoron in that, somewhere... -------------------------------1107992461 Content-Type: text/html; charset="US-ASCII" Content-Transfer-Encoding: quoted-printable

In a message dated 2/9/2005 2:12:33 P.M. Central Standard Time,=20 hapgoodm94@alum.darden.edu writes:

<= FONT=20 style=3D"BACKGROUND-COLOR: transparent" face=3DArial color=3D#000000 size= =3D2>but=20 where is AL okay and where is it not okay? Do the
engine=20 manufacturers have any published comments on this?
=

Matt, Et Al,

Any pressurized fuel or pressurized oil fitting on an engine or engine=20 mounted component should be steel since the consequences of a failure are=20 catastrophic. Any other fitting CAN be steel, depending on your anal=20 orientation with respect to weight balanced by your affinity for risk. = =20

Let's see, the only aluminum fittings on my "engine" are: upper cylinde= r=20 oil return lines (terminated in rubber tubing anyhow), manifold pressure tap= =20 (with restrictor), crankcase breather, "quick" oil drain (nothing is attache= d to=20 it in flight) and hmmmmmmmm............... nothing else that I can think of.= ...=20

Scott Krueger=20 AKA Grayhawk
Lancair N92EX IO320 SB 89/96
Aurora, IL (KARR)

Fai= r=20 and Balanced Opinions at No Charge!
There is an oxymoron in that,=20 somewhere...

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