X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Sender: To: lml@lancaironline.net Date: Fri, 11 Oct 2013 07:53:21 -0400 Message-ID: X-Original-Return-Path: Received: from nm44-vm10.bullet.mail.gq1.yahoo.com ([67.195.87.215] verified) by logan.com (CommuniGate Pro SMTP 6.0.7) with ESMTPS id 6510730 for lml@lancaironline.net; Thu, 10 Oct 2013 19:59:31 -0400 Received-SPF: none receiver=logan.com; client-ip=67.195.87.215; envelope-from=mcmess1919@yahoo.com Received: from [98.137.12.59] by nm44.bullet.mail.gq1.yahoo.com with NNFMP; 10 Oct 2013 23:58:53 -0000 Received: from [98.136.164.68] by tm4.bullet.mail.gq1.yahoo.com with NNFMP; 10 Oct 2013 23:58:53 -0000 Received: from [127.0.0.1] by smtp230.mail.gq1.yahoo.com with NNFMP; 10 Oct 2013 23:58:53 -0000 X-Yahoo-Newman-Id: 95071.88294.bm@smtp230.mail.gq1.yahoo.com X-Yahoo-Newman-Property: ymail-3 X-YMail-OSG: CnTtLFwVM1kmsDunw4p94G8Sos97apzhwMxNE3D677TNA5i 3goz9qpdWduXx413dYA3.Eku6o8kJkB0QTSngIYVXuy2WS9ckl16SYynb.gO Z3OD16Bwmc6TWOw_EyLH.L1UOKko2wBqhYAb6Xxwq_UlHCMehdjVPTL9sW11 X3u1Uz6T30D_uWnffq0uyCyglOS5aSDj8TKYYtba9ART_IzQXjGF02A5lHnl SqtwkQGoCrzOby7RQ.KV43lySYnCb_UYk_okoz_ffbRdgt3CahekONpzNEaS 3GZFI6_kJgFEdsdN9UDFwQ2rq9KyWvayK9m4Dg4QCV1MR8dd6fVYN1t9V.37 lpvkyLHsuqCLb33Sh5OnzLjF6yFfRNr4kH3sFitwS4QEyRnls1j4dT3tqWsl rAVgq6l1hAhQUQnG7DvmkUJgHo56fm6eVXlUX6iBtaNqsXlJlO1kp9ijOVSI 6eK5.duclgg8CJ1PVvL0rgI80S4KjDeSD5f0ECDvJQtUpit4DOxelh28T.Dg 35YgewKe5gi5o9mrPG.RSjKpz41YelwET0XrJu6ISMfwMMSssNT4- X-Yahoo-SMTP: rK4i7HqswBC7mDE8.sOiWQeO4CeReXc- X-Rocket-Received: from StevePC (mcmess1919@24.28.82.105 with ) by smtp230.mail.gq1.yahoo.com with SMTP; 10 Oct 2013 23:58:52 +0000 UTC From: "Steve Colwell" X-Original-To: "'Lancair Mailing List'" References: In-Reply-To: Subject: Air/Oil Separator on IO-550N Engine? X-Original-Date: Thu, 10 Oct 2013 18:58:51 -0500 X-Original-Message-ID: <007601cec614$abcff020$036fd060$@com> MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_0077_01CEC5EA.C2F9E820" X-Mailer: Microsoft Office Outlook 12.0 Thread-Index: Ac7F0YiLgYcVibU+Tc+AFuTDkrYnGAAPB4kw Content-Language: en-us This is a multi-part message in MIME format. ------=_NextPart_000_0077_01CEC5EA.C2F9E820 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Valin and Allyson,=20 =20 We are running a Andair separator with a catch tank to measure the = blow-by between oil changes at every 25 hours. I want to compare the volume of blow-by from change to change and keep the acid/moisture/oil goop from returning to the engine. Our 419 hour Barrett IO 550-N with stock compression averages about 2 oz. (oil consumption aprox. 1 qt in 15+ = hours). An additional benefit is a cleaner belly. One thing I would change is = the location of the Separator. It can be mounted on top of the aluminum baffling in the left rear corner next to the oil cooler. The advantage = of this location is it is on the cool side of the baffling for better condensation. I don=92t recall if the Legacy Manual recommends a Ice = Slot but a vertical =BC=94 wide x 1=94 long slot cut about 6=94 above the outlet = is a good idea. I positioned the vent outlet just above the exhaust to vaporize anything that gets past the separator drain. We have a 8 quart sump and = use 8 quarts with a filter change. =20 =20 Steve Colwell Legacy 550 RG =20 ------=_NextPart_000_0077_01CEC5EA.C2F9E820 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable

Valin and Allyson, =

We are running a Andair = separator with a catch tank to measure the blow-by between oil changes = at every 25 hours.=A0 I want to compare the volume of blow-by from = change to change and keep the acid/moisture/oil goop from returning to = the engine. =A0Our 419 hour Barrett IO 550-N with stock compression = averages about 2 oz. (oil consumption aprox. 1 qt in 15+ hours).=A0 = =A0An additional benefit is a cleaner belly.=A0 One thing I would change = is the location of the Separator.=A0 It can be mounted on top of the = aluminum baffling in the left rear corner next to the oil cooler.=A0 The = advantage of this location is it is on the cool side of the baffling for = better condensation.=A0 I don’t recall if the Legacy Manual = recommends a Ice Slot but=A0 a vertical =BC” wide x 1” long = slot cut about 6” above the outlet is a good idea.=A0 I positioned = the vent outlet just above the exhaust to vaporize anything that gets = past the separator drain.=A0 We have a 8 quart sump and use 8 quarts = with a filter change.=A0

Steve Colwell=A0 Legacy = 550 RG

------=_NextPart_000_0077_01CEC5EA.C2F9E820--