X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from smtp1.av-mx.com ([137.118.16.57] verified) by logan.com (CommuniGate Pro SMTP 5.4.1) with ESMTP id 5149563 for flyrotary@lancaironline.net; Fri, 07 Oct 2011 12:32:17 -0400 Received-SPF: pass receiver=logan.com; client-ip=137.118.16.57; envelope-from=res12@fairpoint.net Received: from main (unknown [209.105.170.135]) (Authenticated sender: res12@fairpoint.net) by smtp1.av-mx.com (Postfix) with ESMTP id C8DA3291EF9 for ; Fri, 7 Oct 2011 12:31:40 -0400 (EDT) Message-ID: From: "Richard Sohn" To: "FlyROTARY" Subject: Ethanol demage Date: Fri, 7 Oct 2011 11:31:49 -0500 MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_004C_01CC84E4.B425D550" X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 6.00.2900.5931 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.6109 This is a multi-part message in MIME format. ------=_NextPart_000_004C_01CC84E4.B425D550 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable In mid 2009 I used about 50gal worth of regular gas with 10% ethanol, = before shutting down the airplane for installing the rotary engine. When = I started fueling the airplane this week for the first ground run with = the single rotor, every fuel system part I did not replace leaked. The = parts were drain valves in both tanks and the fuel shut off valve. = Earlier, I also found deteriorated fuel cap seals, resulting in new fuel = caps. Now every seal and hose in the fuel system is new. All that after = flying for 9 years with ethanol free gas without a leaking problem. It turns out that it is the same pattern I have been encountering on my = yard equipment every spring. There is always some non metal part in the = carbs that need to be replaced.=20 I am fortunate to have found a gas station about 30Mi from here selling = ethanol free regular. There seems to be a tendency that gas stations are = switching to premium gas ethanol free. If you want ethanol free gas you = have to pay more.=20 FWIW. Richard Sohn N2071U www.fairpoint.net/~res12/home.html ------=_NextPart_000_004C_01CC84E4.B425D550 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable
In mid 2009 I used about 50gal worth of = regular gas=20 with 10% ethanol, before shutting down the airplane for installing the = rotary=20 engine. When I started fueling the airplane this week for the first = ground run=20 with the single rotor, every fuel system part I did not replace leaked. = The=20 parts were drain valves in both tanks and the fuel shut off valve. = Earlier, I=20 also found deteriorated fuel cap seals, resulting in new fuel caps. Now = every=20 seal and hose in the fuel system is new. All that after flying for 9 = years with=20 ethanol free gas without a leaking problem.
It turns out that it is the same = pattern=20 I have been encountering on my yard equipment every = spring. There=20 is always some non metal part in the carbs that need to be replaced.=20
I am fortunate to have found a gas = station about=20 30Mi from here selling ethanol free regular. There seems to be a = tendency that=20 gas stations are switching to premium gas ethanol free.  If you = want=20 ethanol free gas you have to pay more.
 
FWIW.
 
 
Richard Sohn
N2071U
www.fairpoint.net/~res= 12/home.html
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