X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Sender: To: lml@lancaironline.net Date: Wed, 09 Oct 2013 09:47:19 -0400 Message-ID: X-Original-Return-Path: Received: from vms173007pub.verizon.net ([206.46.173.7] verified) by logan.com (CommuniGate Pro SMTP 6.0.7) with ESMTP id 6508083 for lml@lancaironline.net; Wed, 09 Oct 2013 08:58:44 -0400 Received-SPF: none receiver=logan.com; client-ip=206.46.173.7; envelope-from=Adam@ValidationPartners.com Received: from VpiWorkstation1 ([unknown] [69.124.233.79]) by vms173007.mailsrvcs.net (Sun Java(tm) System Messaging Server 7u2-7.02 32bit (built Apr 16 2009)) with ESMTPA id <0MUE006JQK0R3NF1@vms173007.mailsrvcs.net> for lml@lancaironline.net; Wed, 09 Oct 2013 07:58:08 -0500 (CDT) From: "Adam Molny" X-Original-To: References: Subject: RE: Holes in baffling. X-Original-Date: Wed, 09 Oct 2013 08:58:00 -0400 X-Original-Message-id: <88148B5E45274E38800244DCFD584EAA@VpiWorkstation1> MIME-version: 1.0 Content-type: multipart/alternative; boundary="----=_NextPart_000_00E1_01CEC4CD.AAC8F700" X-Mailer: Microsoft Office Outlook 11 Thread-index: Ac7E6lre0vQ5gdGhR1i0iccd3gJ3DgAAwmEg In-reply-to: X-MIMEOLE: Produced By Microsoft MimeOLE V6.00.2900.6157 This is a multi-part message in MIME format. ------=_NextPart_000_00E1_01CEC4CD.AAC8F700 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit >I was inspecting my baffling for holes and found 3 scat hoses at the aft section of the engine. Dico's question got me thinking - what about those of us with a heat muff? The build manual says air must flow through the heat muff at all times to avoid excessive heat buildup. I used 2" SCAT tubing and a cabin heat valve from Spruce. When the cabin heat is turned off the system is still wide open but all the hot air gets dumped overboard. It seems like a pretty big waste of plenum pressure. How have others addressed this? Thanks, Adam Molny Legacy N181AM 190hrs ------=_NextPart_000_00E1_01CEC4CD.AAC8F700 Content-Type: text/html; charset="us-ascii" Content-Transfer-Encoding: quoted-printable

>I was inspecting = my baffling for holes and found 3 scat hoses at the aft section of the engine.

Dico’s question got me = thinking – what about those of us with a heat muff? The build manual says air must = flow through the heat muff at all times to avoid excessive heat buildup. I used = 2” SCAT tubing and a cabin heat valve from Spruce. When the cabin heat is turned off the system = is still wide open but all the hot air gets dumped overboard. It seems like = a pretty big waste of plenum pressure. How have others addressed = this?

Thanks,

Adam Molny

Legacy N181AM 190hrs

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