X-Virus-Scanned: clean according to Sophos on Logan.com From: "Kelly Troyer" Received: from mail-io0-f170.google.com ([209.85.223.170] verified) by logan.com (CommuniGate Pro SMTP 6.1.8) with ESMTPS id 8328090 for flyrotary@lancaironline.net; Fri, 15 Jan 2016 01:41:53 -0500 Received-SPF: pass receiver=logan.com; client-ip=209.85.223.170; envelope-from=keltro@gmail.com Received: by mail-io0-f170.google.com with SMTP id 1so430702902ion.1 for ; Thu, 14 Jan 2016 22:41:53 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :content-type; bh=pc5TGVXpQwftj7lq0TCwXJ9c5LLWVopVQDxbusmWuOw=; b=HFZptGZiBgpkDekKzgV3KJGazXHqrvKgIErghbKDMwi1U0eP4MJERKgNxITkUjANOY SIFPvNkRHBCDNU/YXRL/kHpOTKuo2JYc+3BKkMlHJVZL/dK6dV6cFe29Mx6mwtNnDEnC ZNM3vzPU/kMfq2OD4C89RbTqxxYR6IXglI2uFtvPm0s9yjwmEiWOLlMov/DBUd2WPHzM toUmU7W1NZ3WGAUHKGJs9mQyjtOIPagBSvqc/lIxk7qmUt9jDXyTKcKB9Ma76xhT9atb SBvU+iTJ8TpwqNktKW3w7VxqgDJMF1Jq2ztESiiBXpwhY88W+u7xWuUarebK3QB3+nfh FCUA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:mime-version:in-reply-to:references:date :message-id:subject:from:to:content-type; bh=pc5TGVXpQwftj7lq0TCwXJ9c5LLWVopVQDxbusmWuOw=; b=QFPp8yhGmvkQJFz3UTtp13jia22oXq8yraOm4UtCBan71Cmet8mk7Xhw0DcCe3+W3y UJxOzMsLQU8z4PSpVQ7xy4Jhxn+rtsV3TSrQZa3BMoOogREv4hq0O2sy1zR8DdLY5Mhy aV+ve9FCFw66AhwuTMiF6yVpxVgYXS1vRydglCANxDMPc/CBqgLZCHTURQ8xKuFkv+yC yUUEF4lkRPeqk9gpZKiXzhgFc4Kc9NvML8jQFRM384MiOT5hV4j47aIH+UOig/zadXkJ xkjmADj3gXCIr7u5nUV0+sNCHKXEUvtOr4ZFGb+/pVx0wfCT3cK1D+hQwv4ehVXLc0E6 JAqA== X-Gm-Message-State: ALoCoQlAy74q6mM5oZVQizuk8N6yXtmk98T8ARRXWe/krWWy7sw5o6d7z1VrGJ1OBnQmfnC444V1KPUUUT8odEuU7XeT1zkwEg== MIME-Version: 1.0 X-Received: by 10.107.138.15 with SMTP id m15mr8936139iod.40.1452840095137; Thu, 14 Jan 2016 22:41:35 -0800 (PST) Received: by 10.79.14.85 with HTTP; Thu, 14 Jan 2016 22:41:35 -0800 (PST) In-Reply-To: References: Date: Fri, 15 Jan 2016 00:41:35 -0600 Message-ID: Subject: Re: [FlyRotary] Re: Oil Scavenge Pump vs Custom Oil Pan To: Rotary motors in aircraft Content-Type: multipart/alternative; boundary=001a113feb3cc9434a052959b164 --001a113feb3cc9434a052959b164 Content-Type: text/plain; charset=UTF-8 Dennis, Any chance you have a leak between the front side housing and the front cover ??..........The older 13B's were prone to a failure in this point but thought the problem had been addressed in the later 13B and Renesis..........A leak there just goes to the oil sump........As I recall Tracy had a leak like this in his first 13B (86-88) and few home from OshKosh with as low as 35 lbs pressure.......... Kelly Troyer On Thu, Jan 14, 2016 at 11:13 PM, Charlie England < flyrotary@lancaironline.net> wrote: > On January 14, 2016 10:19:37 PM CST, Dennis Havarlah < > flyrotary@lancaironline.net> wrote: >> >> I am seeing a decrease in engine oil pressure! About to stop flying >> and start tearing the engine down. >> >> More information: >> >> RX8 Renesis 4 port in RV-7A. 670 total hours in flight. I fly at least 4 >> times a week. Mostly very short flights - 8 to 10 minutes each way to play >> tennis. I use Mobil 1 oil (15 - 50 W). I change oil at 50 hours. Check >> oil filter media for particles each time. Burn regular mogas with ethanol >> and add 0.6 oz/gal oil ( 2 stroke outboard and marvel mixed ). >> >> Over the past 100 hours my oil pressure has slowly decreased from 80 psi >> to as low as 72 psi in cruse. Oil temps are about 180 deg. F. Idle oil >> pressure is 50 - 53 psi at 1500 engine rpm when I land. >> >> When I inspect the oil filter media I find only a very few shinny >> particles on the oil filter media and have not seen an increase in number. >> I have to look win direct sunlight to see them. >> >> Is there anything I should be looking at - oil pump, oil pressure >> regulator - ??? >> >> I'm contemplating taking off the oil pan this weekend. My oil and water >> radiators are mounted under the engine so this will take some time and be >> messy! >> >> Thanks for any and all info. >> >> >> Dennis Haverlah >> >> >> >> > Any way to verify gauge accuracy before taking things apart? > -- > Sent from my Android device with K-9 Mail. Please excuse my brevity. > --001a113feb3cc9434a052959b164 Content-Type: text/html; charset=UTF-8 Content-Transfer-Encoding: quoted-printable
Dennis,
=C2=A0 =C2=A0Any chance you have a leak betwee= n the front side housing and the front cover ??..........The older 13B'= s were prone
to a failure in this point but thought the problem h= ad been addressed in the later 13B and Renesis..........A leak there
<= div>just goes to the oil sump........As I recall Tracy had a leak like this= in his first 13B (86-88) and few home from OshKosh
with as low a= s 35 lbs pressure..........

Kelly Troyer

On Thu, Jan 14, 2016 = at 11:13 PM, Charlie England <flyrotary@lancaironline.net>= ; wrote:
On January 14, 2016 10:19:37 = PM CST, Dennis Havarlah <flyrotary@lancaironline.net> wrote:
I am seeing a decrease in engine oil= =20 pressure!=C2=A0=C2=A0=C2=A0 About to= stop flying=20 and start tearing the engine down.=C2=A0
=C2=A0
More information:
=C2=A0
RX8 Renesis 4 port in RV-7A. 670 total= hours in=20 flight.=C2=A0 I fly at least 4 times a week.=C2=A0 Mostly very short flight= s - 8=20 to 10 minutes each way to play tennis.=C2=A0 I use Mobil 1 oil (15 - 50=20 W).=C2=A0 I change oil at 50 hours.=C2=A0 Check oil filter media for partic= les=20 each time.=C2=A0 Burn regular mogas with ethanol and add 0.6 oz/gal oil=C2= =A0( 2=20 stroke outboard and marvel mixed ).=C2=A0
=C2=A0
Over the past 100 hours my oil pressur= e has slowly=20 decreased from 80 psi to as low as 72 psi in cruse.=C2=A0 Oil temps are abo= ut=20 180 deg. F.=C2=A0 Idle oil pressure is=C2=A050 - 53=C2=A0psi at 1500 engine= rpm=20 when I land.=C2=A0
=C2=A0
When I inspect the oil filter media I = find only a=20 very few shinny particles on the oil filter media and have not seen an incr= ease=20 in number.=C2=A0I have to look win d= irect=20 sunlight to see them.
=C2=A0
Is there anything I should be looking = at - oil=20 pump, oil pressure regulator - ???
=C2=A0
I'm contemplating taking off the o= il pan this=20 weekend.=C2=A0 My oil and water radiators are mounted under the engine so t= his=20 will take some time and be messy!
=C2=A0
Thanks for any and all info.=C2=A0
=C2=A0

Dennis Haverlah
=C2=A0

Any way to verify gauge ac= curacy before taking things apart?
--
Sent from my Android device with K-9 Mail. Please excuse my brevity.=




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