X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from cdptpa-omtalb.mail.rr.com ([75.180.132.121] verified) by logan.com (CommuniGate Pro SMTP 5.2c1) with ESMTP id 2551170 for flyrotary@lancaironline.net; Sat, 01 Dec 2007 16:28:04 -0500 Received-SPF: pass receiver=logan.com; client-ip=75.180.132.121; envelope-from=eanderson@carolina.rr.com Received: from edward2 ([24.74.103.61]) by cdptpa-omta05.mail.rr.com with SMTP id <20071201212726.QMXX8432.cdptpa-omta05.mail.rr.com@edward2> for ; Sat, 1 Dec 2007 21:27:26 +0000 Message-ID: <000901c83460$fee71140$2402a8c0@edward2> From: "Ed Anderson" To: "Rotary motors in aircraft" References: Subject: Re: [FlyRotary] Re: RV 10A/ 20B engine mount Date: Sat, 1 Dec 2007 16:27:37 -0500 MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_0006_01C83437.15D0CBF0" X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 6.00.2900.3138 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.3138 This is a multi-part message in MIME format. ------=_NextPart_000_0006_01C83437.15D0CBF0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Ok, thanks, Jerry.=20 I think its the longer front beam on the left side, that threw me. It = gave the optical appearance of the engine being offset - I mean really = offset {:>).=20 Ed ----- Original Message -----=20 From: Jerry Hey=20 To: Rotary motors in aircraft=20 Sent: Saturday, December 01, 2007 3:35 PM Subject: [FlyRotary] Re: RV 10A/ 20B engine mount Ed, two factors are at work. First the S-beam is longer on the left = side. The reason for this is to provide more room for the exhaust = INSIDE the motor mount tubes. On the right side, the S-beam is shorter = to provide more room for a cool side radiator OUTSIDE of the motor mount = tubes. Also, at work is the right thrust angle of 1.25 degrees. = Despite the optical illusion, the engine is on the design thrust line. = Jerry On Dec 1, 2007, at 2:38 PM, Ed Anderson wrote: Nice work, Jerry. Is it just the angle of the photo or is the pan is not aligned with = the mount? It appears cocked over to the right front of the mount = pretty far or at least there appears to be a lot more front mount = showing on the left side of the pan (photo reference) Ed ----- Original Message ----- From: Jerry Hey To: Rotary motors in aircraft Sent: Saturday, December 01, 2007 11:18 AM Subject: [FlyRotary] RV 10A/ 20B engine mount Hi guys. I just finished an engine mount for an RV10 with a 20B. = This is the largest engine mount I have built The oil pan holds 12 = qts!! There will be more pictures of it on jerryhey.com as soon as I = can get them uploaded. Probably tomorrow. Jerry DSCF0639.JPG =20 ------=_NextPart_000_0006_01C83437.15D0CBF0 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable
Ok, thanks, Jerry.
 
I think its the longer front beam on the left = side, that=20 threw me.  It gave the optical appearance of the engine being = offset - I=20 mean really offset {:>). 
 
Ed
----- Original Message -----
From:=20 Jerry = Hey=20
Sent: Saturday, December 01, = 2007 3:35=20 PM
Subject: [FlyRotary] Re: RV = 10A/ 20B=20 engine mount

Ed,  two factors are at work.  First the = S-beam is=20 longer on the left side.  The reason for this is to provide more = room for=20 the exhaust INSIDE the motor mount tubes.  On the right side, the = S-beam=20 is shorter to provide more room for a cool side radiator OUTSIDE of = the motor=20 mount tubes.    Also, at work is the right thrust angle of = 1.25=20 degrees.  Despite the optical illusion, the engine is on the = design=20 thrust line.  Jerry


On Dec 1, 2007, at 2:38 PM, Ed Anderson wrote:
Nice work, Jerry.
 
Is it just the angle of the photo or is the = pan is not=20 aligned with the mount?  It appears cocked over to the right = front of=20 the mount pretty far or at least there appears to be a lot more = front mount=20 showing on the left side of the pan (photo reference)
 
Ed
----- Original Message -----
From: Jerry Hey
To: Rotary motors in=20 aircraft
Sent: Saturday, December 01, = 2007 11:18=20 AM
Subject: [FlyRotary] RV 10A/ 20B = engine=20 mount

Hi guys.  I just finished an engine mount for an RV10 = with a=20 20B.   This is the largest engine mount I have built =  The oil=20 pan holds 12 qts!!  There will be more pictures of it on=20  jerryhey.com as soon as I can get them uploaded. Probably = tomorrow.=20    Jerry

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