Return-Path: <13brv3@bellsouth.net> Received: from imf24aec.mail.bellsouth.net ([205.152.59.72] verified) by logan.com (CommuniGate Pro SMTP 4.2b3) with ESMTP id 100041 for flyrotary@lancaironline.net; Tue, 01 Jun 2004 20:52:18 -0400 Received: from rad ([65.6.194.9]) by imf24aec.mail.bellsouth.net (InterMail vM.5.01.06.08 201-253-122-130-108-20031117) with ESMTP id <20040602005147.MFWA6744.imf24aec.mail.bellsouth.net@rad> for ; Tue, 1 Jun 2004 20:51:47 -0400 From: "Russell Duffy" <13brv3@bellsouth.net> To: "'Rotary motors in aircraft'" Subject: RE: [FlyRotary] Re: Power loss diagnostics Date: Tue, 1 Jun 2004 19:49:54 -0500 Message-ID: <012c01c4483b$8ba7d940$6001a8c0@rad> MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_012D_01C44811.A2D1D140" X-Priority: 3 (Normal) X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook, Build 10.0.4510 Importance: Normal In-Reply-To: X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2800.1165 This is a multi-part message in MIME format. ------=_NextPart_000_012D_01C44811.A2D1D140 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable wrong again. My caps lock was on. Sorry. =20 http://canardaviation.com/cozy/chap29.htm#diagnostics =20 =20 Man, sure had to sort through a lot of bad URL's :-)=20 =20 It's normal to have some side to side play in the turbo shaft, but there should not be any end to end play. It was explained to me that the = shaft runs on a layer of oil, so it has some slop when there's no oil flow. = Not a perfect explanation, but I can live with it. The wheel should not be = able to touch the wall of the turbo housing due to side play. If it can, I'd suspect that's bad. =20 =20 I'm pricing a rebuilt turbo with modifications as described in http://www.turbonetics.com.au/ATS_p &s_12a_13b.htm=20 =20 Good boy :-) =20 I don't know what the "gum" is, but it sure sounds like it came from the exhaust. Perhaps it could be the leftovers from burnt oil, or coolant. Just don't know. Is the inside if the exhaust pipe gummy as well? Are = you missing anything that could have been injested into the engine and spit = out as goo? =20 =20 Rusty (your POV is in-hand, and will be on it's way to you tomorrow)=20 =20 =20 =20 =20 ------=_NextPart_000_012D_01C44811.A2D1D140 Content-Type: text/html; charset="us-ascii" Content-Transfer-Encoding: quoted-printable Message
wrong=20 again. My caps lock was on. Sorry.
 
     = http://canardaviation.com/cozy/chap29.htm#diagnostics   
 
Man, = sure had to sort=20 through a lot of bad URL's =20 :-) <= /FONT>
 
It's normal to = have some=20 side to side play in the turbo shaft, but there should not be any end to = end=20 play.  It was explained to me that the shaft runs on a layer of = oil, so it=20 has some slop when there's no oil flow.  Not a perfect explanation, = but I=20 can live with it.  The wheel should not be able to touch the wall = of the=20 turbo housing due to side play.  If it can, I'd suspect that's = bad. =20
 
I'm pricing a rebuilt turbo with = modifications as=20 described in http://www= .turbonetics.com.au/ATS_p&s_12a_13b.htm=20
 
Good boy=20 :-)
 
I don't know = what the "gum"=20 is, but it sure sounds like it came from the exhaust.  Perhaps it = could be=20 the leftovers from burnt oil, or coolant.  Just don't know.  = Is the=20 inside if the exhaust pipe gummy as well?  Are you missing anything = that=20 could have been injested into the engine and spit out as goo? =20
 
Rusty (your = POV is in-hand,=20 and will be on it's way to you tomorrow)=20
 
 
&nbs= p;
 
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