X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Sender: To: lml@lancaironline.net Date: Sat, 03 Sep 2005 14:18:49 -0400 Message-ID: X-Original-Return-Path: Received: from mxsf24.cluster1.charter.net ([209.225.28.224] verified) by logan.com (CommuniGate Pro SMTP 5.0c2) with ESMTP id 710142 for lml@lancaironline.net; Sat, 03 Sep 2005 07:54:39 -0400 Received-SPF: pass receiver=logan.com; client-ip=209.225.28.224; envelope-from=farnsworth@charter.net Received: from mxip07a.cluster1.charter.net (mxip07a.cluster1.charter.net [209.225.28.137]) by mxsf24.cluster1.charter.net (8.12.11/8.12.11) with ESMTP id j83Brr7e011174 for ; Sat, 3 Sep 2005 07:53:53 -0400 Received: from 68-114-24-98.dhcp.gwnt.ga.charter.com (HELO Farnsworth) ([68.114.24.98]) by mxip07a.cluster1.charter.net with SMTP; 03 Sep 2005 07:53:53 -0400 X-IronPort-AV: i="3.96,165,1122868800"; d="scan'208,217"; a="1337953465:sNHT28073732" From: "Farnsworth" X-Original-To: "Lancair Mailing List" Subject: RE: [LML] Oil leaking turbos X-Original-Date: Sat, 3 Sep 2005 07:54:54 -0400 X-Original-Message-ID: MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_0008_01C5B05C.C596C780" X-Priority: 3 (Normal) X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook IMO, Build 9.0.2416 (9.0.2910.0) X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2800.1506 In-Reply-To: Importance: Normal This is a multi-part message in MIME format. ------=_NextPart_000_0008_01C5B05C.C596C780 Content-Type: text/plain; charset="US-ASCII" Content-Transfer-Encoding: 7bit Christer, I had a problem with a small leak from both of the turbos on my TSIO-550 powered Legacy when we were in the early test flight stage. Initially we thought the seals were leaking and sent both turbos back to the manufacturer. The same problem was evident when the turbos came back. The solution was to install a one way check valve on the turbo oil return line on each turbo; that stopped oil from draining back from the engine, into the turbos, when the engine isn't running. No leaks since. Darryl Greenamyer had the same problem with his TSIO-550. Lynn Farnsworth Super Legacy L2K-235 TSIO-550 powered Race #44 -----Original Message----- From: Lancair Mailing List [mailto:lml@lancaironline.net]On Behalf Of Wretlind Family Sent: Friday, September 02, 2005 5:42 PM To: Lancair Mailing List Subject: [LML] Oilleaking turbos After 5 years & 8600 hours my LNC4 is ready to go - but - having problems with a rough engine on low rpms. It's a turbocharged TSIOE1B and after some investigations we found oil leaking from both turbos into the airintake. Engine does not like too much oil and it was easy to hear its protests. Some experts say it's normal with some oil leaking from the lubrication of the turbos in the beginning when using break in oil. After some hours when everything gets tighter and when switching to normal oil it will disappear. Other experts says this is bad and could not be accepted. Possible reason can be blocked evacuation on the return oil pipe from turbo back to oilsump or too much counterpressure in the oilsump. Would be interesting to hear if anybody else have had simular experience and what you did about it? Christer Wretlind Stockholm, Sweden LNC4 98% ------=_NextPart_000_0008_01C5B05C.C596C780 Content-Type: text/html; charset="US-ASCII" Content-Transfer-Encoding: quoted-printable
Christer,
 
I had=20 a problem with a small leak from both of the turbos on my TSIO-550 = powered=20 Legacy when we were in the early test flight stage. Initially we thought = the=20 seals were leaking and sent both turbos back to the manufacturer. The = same=20 problem was evident when the turbos came back. The solution was to = install a one=20 way check valve on the turbo oil return line on each turbo; that = stopped=20 oil from draining back from the engine, into the turbos, when the = engine=20 isn't running. No leaks since.
 
Darryl=20 Greenamyer had the same problem with his TSIO-550.
 
Lynn=20 Farnsworth
Super=20 Legacy L2K-235
TSIO-550 powered
Race=20 #44
-----Original Message-----
From: Lancair Mailing = List=20 [mailto:lml@lancaironline.net]On Behalf Of Wretlind=20 Family
Sent: Friday, September 02, 2005 5:42 = PM
To:=20 Lancair Mailing List
Subject: [LML] Oilleaking=20 turbos

After 5=20 years & 8600 hours my LNC4 is ready to go – but – = having problems with a=20 rough engine on low rpms. It’s a = turbocharged=20 TSIOE1B and after some investigations we found oil leaking from both = turbos into the airintake.=20 Engine does not like too much oil and it was easy to hear its = protests. Some=20 experts say it’s normal with some oil leaking from the = lubrication of the=20 turbos in the beginning when using break = in oil.=20 After some hours when everything gets tighter and when switching to = normal=20 oil  = it=20 will disappear. Other experts says this is = bad and=20 could not be accepted. Possible reason can be blocked evacuation on = the return=20 oil pipe from turbo back to oilsump or too = much=20 counterpressure in the oilsump.

 

Would be=20 interesting to hear if anybody else have had simular experience and = what you=20 did about it?

 

Christer=20 Wretlind

Stockholm,=20 Sweden

LNC4  98%

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