Return-Path: Received: from imf22aec.mail.bellsouth.net ([205.152.59.70] verified) by logan.com (CommuniGate Pro SMTP 4.2.5) with ESMTP id 541133 for flyrotary@lancaironline.net; Sun, 21 Nov 2004 18:20:50 -0500 Received-SPF: pass receiver=logan.com; client-ip=205.152.59.70; envelope-from=bobperk@bellsouth.net Received: from HpPavilion310n ([65.1.127.199]) by imf22aec.mail.bellsouth.net (InterMail vM.5.01.06.11 201-253-122-130-111-20040605) with ESMTP id <20041121232019.JGNS2430.imf22aec.mail.bellsouth.net@HpPavilion310n> for ; Sun, 21 Nov 2004 18:20:19 -0500 From: "Bob Perkinson" To: "Rotary motors in aircraft" Subject: Re: how do you carry, and measure oil? Date: Sun, 21 Nov 2004 17:20:24 -0600 Message-ID: MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_0045_01C4CFEE.6326A6A0" X-Priority: 3 (Normal) X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook IMO, Build 9.0.2416 (9.0.2910.0) Importance: Normal X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2600.0000 This is a multi-part message in MIME format. ------=_NextPart_000_0045_01C4CFEE.6326A6A0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Clip Finn Lassen wrote: In my mind the real question is: what will lubricate the gearbox the best: MMO or twostroke oil? I've already drained close to a quart from the sump, and only been running less than 50 hours from last oil change. So by the time I reach my 75 hour oilchange mark (Mobil 1 synthetic), I guess I'll be running about 10% MMO/ twostroke oil in the sump. I have missed something here! I understand that Finn is draining oil from the engine oil sump because the volume of oil in the sump is increasing over time? If two cycle oil is mixed with the fuel it should burn, if it is injected into the rotary housing it should also be burnt. How is the Two Cycle Oil getting into the engine oil sump? Bob Perkinson ------=_NextPart_000_0045_01C4CFEE.6326A6A0 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable

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Finn Lassen = wrote:<= /p>

In my mind the real question is: = what will lubricate the gearbox the best: MMO or  twostroke oil?
I've already drained close to a quart from the sump, and only been = running less than 50 hours from last oil change.
So by the time I reach my 75 hour oilchange mark (Mobil 1 synthetic), I = guess I'll be running about 10% MMO/ twostroke oil in the = sump.

 

 

I have missed something here!  I understand that Finn is draining oil from the engine oil sump = because the volume of oil in the sump is increasing over time?  If two cycle oil is mixed with = the fuel it should burn, if it is injected into the rotary housing it should also = be burnt.  How is the Two = Cycle Oil getting into the engine oil sump?

 

Bob Perkinson

 

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