X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from zproxy.gmail.com ([64.233.162.205] verified) by logan.com (CommuniGate Pro SMTP 5.0.8) with ESMTP id 990167 for flyrotary@lancaironline.net; Sat, 18 Feb 2006 12:42:50 -0500 Received-SPF: pass receiver=logan.com; client-ip=64.233.162.205; envelope-from=bartrim@gmail.com Received: by zproxy.gmail.com with SMTP id r28so651873nza for ; Sat, 18 Feb 2006 09:42:05 -0800 (PST) DomainKey-Signature: a=rsa-sha1; q=dns; c=nofws; s=beta; d=gmail.com; h=received:from:to:subject:date:message-id:mime-version:content-type:x-priority:x-msmail-priority:x-mailer:importance:in-reply-to:x-mimeole; b=fGchQyVg1NIbibSKivfGdUn1fV8KRibft931dARJc4mj+BxXOP3RQOX3K1Pp9MiroLxhKsNPb4Vje9RcFde8sk9cQjlXd53GwJfdrRyTDQq+AbILcIe493gquFKky/3nQ1UozrY6eB9O+wHgYI8omYDwrRlUs0I5274AdNXwSS4= Received: by 10.37.14.11 with SMTP id r11mr3257784nzi; Sat, 18 Feb 2006 09:42:05 -0800 (PST) Return-Path: Received: from Endurance ( [154.20.245.217]) by mx.gmail.com with ESMTP id 15sm1799384nzo.2006.02.18.09.42.04; Sat, 18 Feb 2006 09:42:04 -0800 (PST) From: "Todd Bartrim" To: "Rotary motors in aircraft" Subject: RE: [FlyRotary] Re: Another Turbo? Date: Sat, 18 Feb 2006 09:41:51 -0800 Message-ID: MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_0000_01C6346F.8B93EEE0" X-Priority: 3 (Normal) X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook IMO, Build 9.0.2416 (9.0.2910.0) Importance: Normal In-Reply-To: X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.2180 This is a multi-part message in MIME format. ------=_NextPart_000_0000_01C6346F.8B93EEE0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Message Yea, I'm starting to remember something about this now, as I was quite surprised at the time that the fragment from the exhaust turbine had gone back up into the engine. An intercooler won't help you there and a screen isn't possible either. But really what are the odds that this would happen (I mean for anyone other than John" Turbo Killer" Slade)? Was this just an anomaly or is this a common failure. Some of you follow some of the rotary auto racing lists, have you heard of this type of failure before? I guess what I'm asking is this something us turbo guy's should worry about and if so is there anything we can do about it? Todd (need to turn off the Olympics and get back to building my shop) -----Original Message----- From: Rotary motors in aircraft [mailto:flyrotary@lancaironline.net]On Behalf Of John Slade Sent: Saturday, February 18, 2006 7:45 AM To: Rotary motors in aircraft Subject: [FlyRotary] Re: Another Turbo? As for strainers, I don't believe John's blown turbo had any damage on the compressor side. IIRC, he believes the turbine side somehow through a piece back into the engine. I'm confident that he'll correct me if I got that wrong :-) Which turbo are we talking about? The second turbo sent turbine fragments back into the exhaust port and took out an apex seal. This cost me a housing, a set of seals and a drive to North Carolina. I'm pretty confident that there was no engine damage from this current failure where a turbine blade broke off. Yes, I do have an intercooler. John (off to install the big one) ------=_NextPart_000_0000_01C6346F.8B93EEE0 Content-Type: text/html; charset="us-ascii" Content-Transfer-Encoding: quoted-printable Message
    Yea, I'm starting to remember something = about this=20 now, as I was quite surprised at the time that the fragment from the = exhaust=20 turbine had gone back up into the engine. An intercooler won't help you = there=20 and a screen isn't possible either. But really what are the odds that = this would=20 happen (I mean for anyone other than John" Turbo Killer" Slade)? Was = this just=20 an anomaly or is this a common failure. Some of you follow some of the = rotary=20 auto racing lists, have you heard of this type of failure=20 before?
    I guess what I'm asking is this something us = turbo guy's=20 should worry about and if so is there anything we can do about=20 it?
 
Todd    (need to turn off the Olympics and get = back to=20 building my shop)
-----Original Message-----
From: Rotary motors in = aircraft=20 [mailto:flyrotary@lancaironline.net]On Behalf Of John=20 Slade
Sent: Saturday, February 18, 2006 7:45 = AM
To: Rotary=20 motors in aircraft
Subject: [FlyRotary] Re: Another=20 Turbo?

As for=20 strainers, I don't believe John's blown turbo had any damage on the = compressor=20 side.  IIRC, he believes the turbine side somehow through a=20 piece back into the engine.  I'm confident that he'll = correct me if=20 I got that wrong :-) 
 
Which turbo are we talking about?
The=20 second turbo sent turbine fragments back into the exhaust port and = took out an=20 apex seal.
This=20 cost me a housing, a set of seals and a drive to North=20 Carolina.
 
I'm=20 pretty confident that there was no engine damage from this current = failure=20 where a turbine blade broke off.
 
Yes,=20 I do have an intercooler.
John=20 (off to install the big one)
 
 
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