X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Sender: To: lml@lancaironline.net Date: Wed, 30 May 2007 16:49:57 -0400 Message-ID: X-Original-Return-Path: Received: from imo-m28.mx.aol.com ([64.12.137.9] verified) by logan.com (CommuniGate Pro SMTP 5.1.9) with ESMTP id 2075374 for lml@lancaironline.net; Wed, 30 May 2007 16:28:44 -0400 Received-SPF: pass receiver=logan.com; client-ip=64.12.137.9; envelope-from=TByrnes133@aol.com Received: from TByrnes133@aol.com by imo-m28.mx.aol.com (mail_out_v38_r9.2.) id q.c0a.175c3049 (29678) for ; Wed, 30 May 2007 16:27:52 -0400 (EDT) From: TByrnes133@aol.com X-Original-Message-ID: X-Original-Date: Wed, 30 May 2007 16:27:52 EDT Subject: Re: [LML] Re: Sonic Valves X-Original-To: lml@lancaironline.net MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="-----------------------------1180556872" X-Mailer: 9.0 SE for Windows sub 5042 X-Spam-Flag: NO -------------------------------1180556872 Content-Type: text/plain; charset="US-ASCII" Content-Transfer-Encoding: 7bit When I set up my non pressurized Lancair IV, I decided to use the bleed air from the intercoolers for heating the cabin. I designed my own air mixer box to mix ram air with hot bleed air. I talked to Ross at lancair about how to do it and he warned me that I should not ever let the bleed air be shut off without allowing it to go overboard. He said that completely shutting off the bleed air could cause a compressor stall at high altitudes. I designed an airbox that if my temp. control is all the way to cold the bleed air goes overboard. Also if I shut off all air into the cabin the bleed air goes over board. I have not had any problems with this system Tom Byrnes Lancair IV N54TB ************************************** See what's free at http://www.aol.com. -------------------------------1180556872 Content-Type: text/html; charset="US-ASCII" Content-Transfer-Encoding: quoted-printable
 
 
When I set up my non pressurized Lancair IV, I decided to use the bleed= air=20 from the intercoolers for heating the cabin.  I designed my own air mix= er=20 box to mix ram air with hot bleed air.  I talked to Ross at lancair abo= ut=20 how to do it and he warned me that I should not ever let the bleed air be sh= ut=20 off without allowing it to go overboard.  He said that completely shutt= ing=20 off the bleed air could cause a compressor stall at high altitudes.
 
I designed an airbox that if my temp. control is all the way to cold th= e=20 bleed air goes overboard.  Also if I shut off all air into the cabin th= e=20 bleed air goes over board.  I have not had any problems with this=20 system
 
Tom Byrnes Lancair IV N54TB



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