X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Sender: To: lml@lancaironline.net Date: Tue, 15 Oct 2013 16:29:14 -0400 Message-ID: X-Original-Return-Path: Received: from nm19-vm2.bullet.mail.ne1.yahoo.com ([98.138.91.95] verified) by logan.com (CommuniGate Pro SMTP 6.0.7) with ESMTPS id 6541993 for lml@lancaironline.net; Tue, 15 Oct 2013 15:28:28 -0400 Received-SPF: none receiver=logan.com; client-ip=98.138.91.95; envelope-from=mcmess1919@yahoo.com Received: from [98.138.90.48] by nm19.bullet.mail.ne1.yahoo.com with NNFMP; 15 Oct 2013 19:27:54 -0000 Received: from [98.138.104.116] by tm1.bullet.mail.ne1.yahoo.com with NNFMP; 15 Oct 2013 19:27:51 -0000 Received: from [127.0.0.1] by smtp225.mail.ne1.yahoo.com with NNFMP; 15 Oct 2013 19:27:51 -0000 X-Yahoo-Newman-Id: 77135.80081.bm@smtp225.mail.ne1.yahoo.com X-Yahoo-Newman-Property: ymail-3 X-YMail-OSG: I7RkdE0VM1mPoHyh5_ccA0LVupf0xmPqApDpLDyUkrDgDzG 6XTtWlB4DI9bZwfT1xTJWxAjC5plpozz00pjvcDq5L_1zQ3Ftr5GjQFOIBCK Q4DtsHn92m0vqUCS3d6rkoZFQ8mUf3TpAkX999IV01oxpXOB7DDNDM6..VX2 kVtUETLiGymzbJTej7X0ViW.XWjghf27qvoaXcyQCdj.VvzSUbJS2MhTYddp l0UZd_MpJnpp7_afWJLxUuewD56oM6tFI483jEUPAH.BAcfarZqafwNNxjDa GhLCpqVtHrkgHpwpne1lTCAXMjSxw2Z.q1Lhazhd25WXEZpQRGG1fO6FHMAX RPXvvx6oYJLr6rYGFDaZIc4uInE9anhvhI582_Q9UbN5egEpl7HL1Y1n5h6C 75oxxJy_NBzH3q4lgBH7Jo.dbm2AVc7bLIFmyA3GCO4Yi_DslB2IlbOvhb9q M_IxXu60pcJRtnZUG_JFQMgXXAc65HC9FudGnNQ5vljsdoc.srLg0txVzf58 lXxrJsToJGlgBFlb_r3vZdVIGmwjeogWMIYyWK5JM02UqWa7jrFJiz2VLx6t 1aye.ICAf0cutfVeeWRVcXIkdNuPgS11knv7OxEFvnxFoqLujEzlpg.3_lM1 btQy93pTF56KFhze8mwliYueWTUgsua2Fus4KK94eaXOBA.Z0brLXihHooWR YizEoYltQEA-- X-Yahoo-SMTP: rK4i7HqswBC7mDE8.sOiWQeO4CeReXc- X-Rocket-Received: from StevePC (mcmess1919@24.28.82.105 with ) by smtp225.mail.ne1.yahoo.com with SMTP; 15 Oct 2013 19:27:51 +0000 UTC From: "Steve Colwell" X-Original-To: "'Lancair Mailing List'" X-Original-Cc: "'Neal George'" , "'George Braly'" References: In-Reply-To: Subject: Oil Cooler Door Control on IO-550N Engine in Legacy? X-Original-Date: Tue, 15 Oct 2013 14:27:51 -0500 X-Original-Message-ID: <007101cec9dc$a48e7270$edab5750$@com> MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_0072_01CEC9B2.BBB86A70" X-Mailer: Microsoft Office Outlook 12.0 Thread-Index: Ac7Jxpm3jBZdS0q5TmqfxDBn1CyJwgABYTLg Content-Language: en-us This is a multi-part message in MIME format. ------=_NextPart_000_0072_01CEC9B2.BBB86A70 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Valin & Allyson, You will need to adjust the oil cooler door all year, on almost every flight, to keep oil temps high enough. Typically we reset the door at cruise and on descent (and now in climb.) Prior to Neal George's Continental Forum at Greenville, we used 175 degrees as the target. Neal recommends 200 degrees as the preferred setting. The door cable has enough load to require a locking button, see: A-700 BUTTON LOCK DASH CONTROL http://www.aircraftspruce.com/catalog/appages/a700.php?clickkey=276832 An additional benefit is reduced cooling drag. Neal also said 320 degrees is the minimum Cylinder Head Temp and the mid 200's a lot of us have at cruise is too low. Steve and Claudette Colwell Legacy RG 550 Hey LML gang, Working on our IO-550N engine installation. Already have baffling done and flapper door in front of oil cooler. We've heard mixed reports of whether it is needed or not. We need to decide if we really need to have cockpit control of the door or not. We've heard some people just remove the door or wire it open or closed depending on the season. Would appreciate hearing about your flight experience with the Legacy with an IO-550N engine and the usefulness or not of control of the oil cooler door. Thanks! Valin & Allyson Thorn Legacy Project Boulder, Colorado ------=_NextPart_000_0072_01CEC9B2.BBB86A70 Content-Type: text/html; charset="us-ascii" Content-Transfer-Encoding: quoted-printable

Valin & Allyson,

 

You will need to adjust = the oil cooler door all year, on almost every flight, to keep oil temps = high enough.  Typically we reset the door at cruise and on descent = (and now in climb.)  Prior to Neal George’s Continental Forum = at Greenville, we used 175 degrees as the target.  Neal recommends = 200 degrees as the preferred setting.  The door cable has enough = load to require a locking button, see:  A-700 BUTTON LOCK = DASH CONTROL http://www.aircraftspruce.com/catalog/appages/a700.php?clickkey=3D= 276832   An additional = benefit is reduced cooling drag.

 

Neal also said 320 = degrees is the minimum Cylinder Head Temp and the mid 200’s a lot = of us have at cruise is too low. 

 

Steve and Claudette = Colwell  Legacy RG 550

 

 

Hey LML = gang,

 

Working on our IO-550N engine = installation…  Already have baffling done and flapper door in = front of oil cooler.  We’ve heard mixed reports of whether it = is needed or not.  We need to decide if we really need to have = cockpit control of the door or not.  We’ve heard some people = just remove the door or wire it open or closed depending on the = season.

 

Would appreciate hearing about your = flight experience with the Legacy with an IO-550N engine and the = usefulness or not of control of the oil cooler = door…

 

Thanks!

 

Valin & Allyson = Thorn

Legacy = Project

Boulder, = Colorado

 

 

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