X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from nm24-vm0.access.bullet.mail.sp2.yahoo.com ([98.139.44.182] verified) by logan.com (CommuniGate Pro SMTP 5.4.1) with SMTP id 5135260 for flyrotary@lancaironline.net; Sat, 24 Sep 2011 19:48:21 -0400 Received-SPF: none receiver=logan.com; client-ip=98.139.44.182; envelope-from=ceengland@bellsouth.net Received: from [98.139.44.104] by nm24.access.bullet.mail.sp2.yahoo.com with NNFMP; 24 Sep 2011 23:47:48 -0000 Received: from [98.139.44.89] by tm9.access.bullet.mail.sp2.yahoo.com with NNFMP; 24 Sep 2011 23:47:48 -0000 Received: from [127.0.0.1] by omp1026.access.mail.sp2.yahoo.com with NNFMP; 24 Sep 2011 23:47:48 -0000 X-Yahoo-Newman-Property: ymail-3 X-Yahoo-Newman-Id: 268779.68202.bm@omp1026.access.mail.sp2.yahoo.com Received: (qmail 49319 invoked by uid 60001); 24 Sep 2011 23:47:47 -0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bellsouth.net; s=s1024; t=1316908067; bh=oe5GeHaEkIxbJdzOQaKx9JH93taTx28zu9NsBbQ7CmU=; h=X-YMail-OSG:Received:X-Mailer:References:Message-ID:Date:From:Subject:To:In-Reply-To:MIME-Version:Content-Type; b=cOSUI6cdrAGTFs2s2Ko6rDbel8CQ/CfIac0AgSLKwy5tDNvclZ/iKaXEgoy7WJbtaNBXl9JQU4ClwZUAjOHZ9vBsVxO+71su6+OcAcx96GdN7rCzcIQquLKYsSWSzHnJWGY1DXS1/KehXBsnsAaZAx932drbMsovqn1dhVa9TKc= DomainKey-Signature:a=rsa-sha1; q=dns; c=nofws; s=s1024; d=bellsouth.net; h=X-YMail-OSG:Received:X-Mailer:References:Message-ID:Date:From:Subject:To:In-Reply-To:MIME-Version:Content-Type; b=KrNM+GoeShEWLwYp/K8iWm/pHzRmA8po1XsUqxsODZeT4zYla33+jE+m2mbcKNrYS81XvSKH2UXDY46a3in6OVgUIWSVeKsT1gTxEOd1l5ji3fRZLs4yf7tmsZ5aNmwP52CDPnz33wD0aNDkcMzAUPV2v3ZT0+XhbPWN9cOgCmk=; X-YMail-OSG: 4DYJpN4VM1mMRb5gK4VWO.DvOBLCHKwQRAYJG4Az5LMa_JK WODIYCgy9pmVK_Gq9sTv_0dZNSLBRI.AGRzsi6rWuZGgjGO9BU3OAlt0gx5U P.tGFm0LDZ1q2lM8qdpe6W9FKawGxGEV8O0JmEH9GnHDerF8ixTMHS7suzT7 jHjeFGAAc.CQgQcR3ALe4Zj2W_qdiEnWFe0XLGF7JlczWVPgZd_tYxKfFAd_ mkoAPJFHtgquWsQShnywtU8mZMBECKkTJ0Fu41O7KLIItCpgoNHYRYY8Vbn1 E660VYVnlX.6MTms.eTTUnSpd.lB6LrZ8O2HpyzZG4I__3xuB4aF0Ppe3oMj W4EBncMzH02ppJZtg9kl39n2HdP6cT8WNdHUnRnMONXrKD7w544dhOzkln2T _iA2Cu2xKgnOmEo_OfOTMIgxo3yoa.5j27aWDr4.7R3DFG9seFdgWunwzEr5 1qJrEE8UILBBO6FnbKD8K4L83wVm9Y9qfTrEvCHDoi6OLCrhplkKfg46vl_t vAmsGAWZ05alNp75ifTPxiw-- Received: from [74.93.62.126] by web180215.mail.gq1.yahoo.com via HTTP; Sat, 24 Sep 2011 16:47:47 PDT X-Mailer: YahooMailRC/574 YahooMailWebService/0.8.114.317681 References: Message-ID: <1316908067.48412.YahooMailRC@web180215.mail.gq1.yahoo.com> Date: Sat, 24 Sep 2011 16:47:47 -0700 (PDT) From: Charlie England Subject: Re: [FlyRotary] Re: Eccentric Shaft Oil Jets To: Rotary motors in aircraft In-Reply-To: MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="0-768181755-1316908067=:48412" --0-768181755-1316908067=:48412 Content-Type: text/plain; charset=us-ascii ________________________________ From: Chad Robinson To: Rotary motors in aircraft Sent: Sat, September 24, 2011 5:44:55 PM Subject: [FlyRotary] Re: Eccentric Shaft Oil Jets On 9/24/2011 6:19 PM, Thomas Mann wrote: > So can the metering pump be modified to pull 2-Cycle oil from a reservoir >rather than tapping into the normal oil source? > I see racers doing this on the rx7club and nopistons forums, but they have a good reason (usually they want to run synthetic, which doesn't burn that cleanly. In an aircraft, where's the benefit? Run out of OMP oil and you kill your apex seals (and maybe your housings if the apex seals break and drag around in there...) Run out of crankcase oil and you could seize the E-shaft. Both are bad, so you're going to have to pay attention to your oil quantity, and dino oil works fine. So... if you don't want to run premix, why not just leave the stock setup the way it is? At least that way you aren't introducing a new failure mode to the mix... Am I missing something? Synthetic is supposed to be a better lube, and is supposed to be quite a bit better at lubing the gearbox than regular motor oil. So if you buy that, now you're down to deciding whether to remember to do premix at every gas fillup, or remember to add oil to the premix reservoir as needed. Charlie -- Homepage: http://www.flyrotary.com/ Archive and UnSub: http://mail.lancaironline.net:81/lists/flyrotary/List.html --0-768181755-1316908067=:48412 Content-Type: text/html; charset=us-ascii


From: Chad Robinson <crobinson@medialantern.com>
To: Rotary motors in aircraft <flyrotary@lancaironline.net>
Sent: Sat, September 24, 2011 5:44:55 PM
Subject: [FlyRotary] Re: Eccentric Shaft Oil Jets

On 9/24/2011 6:19 PM, Thomas Mann wrote:
> So can the metering pump be modified to pull 2-Cycle oil from a reservoir rather than tapping into the normal oil source?
I see racers doing this on the rx7club and nopistons forums, but they have a good reason (usually they want to run synthetic, which doesn't burn that cleanly.

In an aircraft, where's the benefit? Run out of OMP oil and you kill your apex seals (and maybe your housings if the apex seals break and drag around in there...) Run out of crankcase oil and you could seize the E-shaft. Both are bad, so you're going to have to pay attention to your oil quantity, and dino oil works fine. So... if you don't want to run premix, why not just leave the stock setup the way it is? At least that way you aren't introducing a new failure mode to the mix...

Am I missing something?

Synthetic is supposed to be a better lube, and is supposed to be quite a bit better at lubing the gearbox than regular motor oil. So if you buy that, now you're down to deciding whether to remember to do premix at every gas fillup, or remember to add oil to the premix reservoir as needed.

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