X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from nm2-vm4.access.bullet.mail.bf1.yahoo.com ([216.109.114.91] verified) by logan.com (CommuniGate Pro SMTP 6.0.8) with ESMTPS id 6748705 for flyrotary@lancaironline.net; Tue, 25 Feb 2014 11:11:33 -0500 Received-SPF: none receiver=logan.com; client-ip=216.109.114.91; envelope-from=echristley@att.net Received: from [66.196.81.156] by nm2.access.bullet.mail.bf1.yahoo.com with NNFMP; 25 Feb 2014 16:10:59 -0000 Received: from [66.196.81.136] by tm2.access.bullet.mail.bf1.yahoo.com with NNFMP; 25 Feb 2014 16:10:59 -0000 Received: from [127.0.0.1] by omp1012.access.mail.bf1.yahoo.com with NNFMP; 25 Feb 2014 16:10:58 -0000 X-Yahoo-Newman-Property: ymail-3 X-Yahoo-Newman-Id: 992200.31073.bm@omp1012.access.mail.bf1.yahoo.com Received: (qmail 97716 invoked by uid 60001); 25 Feb 2014 16:10:58 -0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=att.net; s=s1024; t=1393344658; bh=P5Im+M/+U8+L2erhDW/Kk+vvPQDpJ/lMNG0Mh+4/4I4=; h=X-YMail-OSG:Received:X-Rocket-MIMEInfo:X-Mailer:References:Message-ID:Date:From:Reply-To:Subject:To:In-Reply-To:MIME-Version:Content-Type; b=LDd2irNy8m6hACJkI1kZL5tWKLKBUeTjorZljNw+opQxzWPQSkiBJGFkve1RIItdw5pfKDGDdR7FZicxxQjBGvcAJiD8l9N23sJAmm/F9rnbiJtrgQDtrHMpg+baVTdALQchQkCaQEeC4vi+faGeYKMUqFmkOOfkBqzS/STp8IA= DomainKey-Signature:a=rsa-sha1; q=dns; c=nofws; s=s1024; d=att.net; h=X-YMail-OSG:Received:X-Rocket-MIMEInfo:X-Mailer:References:Message-ID:Date:From:Reply-To:Subject:To:In-Reply-To:MIME-Version:Content-Type; b=Yg7iqxpKGuGrzn7py7BKe9KZ0c9mbrwItEq31Wpc303Cm8n7iR1MBhMhKfzGbKJ6vQmakIpDINGXlS16umDrBjkfMHv/u9CXg3MMO1IT3sjk3JF4ygc6cs15/tmbCMEz5gJYJi+A+gGtp9yVyiUUxIuqeCBzKA8KlinNowonTRA=; X-YMail-OSG: MAhgNUQVM1lox.Kkfa.r.hy8RFyWbntAV7yckHVwH4bFivF TjFI6mOdAWG2Un.kLdX1bxJ6fVUEhpRI31mmC2pVDQvEeeffk9p_UgRPu6jS UyH4bw_brjTInaNdpptLIgx1SE3F.M9NjOnv_aWlrY6GFydP.UY4ox5Fbuv_ UlSZpvkLeKYJtv2fwUVAXPCOdYVufSgNVdc3YjLLhOyQ4i94aTVhWbYQfaBj SWdAnFa_aWqQzLDwh8Go5CmDJZFyd0KElUJcF0_IA7M3y5GpvSCPTlFv_.gr EzhOJi4VxYp9SI_bLMOn7WfDYWin8oEfQg1og0XkpRqIQi_LixFjbz9Ha4_A 2EZIG12sA5liKs9QChyLcYwwa1v0TWdTqV7DVJpYmnkt5QlLQ1E11a36_oF. 3aTh1TxiyDgAGGSmHwv.O.jKc__dE7nGkZAa7MLHzLCoB.pVPbjbnUXwfTLS _RsHApeu3UJhF3dtglKRkCvaK10xXvwioSt2xREgiyIZBKe6wHdKCW0CesBw 7eiCYCPNj6KdVMGQL_w-- Received: from [70.39.176.68] by web181603.mail.ne1.yahoo.com via HTTP; Tue, 25 Feb 2014 08:10:58 PST X-Rocket-MIMEInfo: 002.001,PHNuaXA.CgpUaGXCoG5leHQgdGhpbmcgSSB0cmllZCB3YXMgdG8gdXNlIGFuIEFDIGV2YXBvcmF0b3IgY29yZSBsaWtlIHRoZSB0d28gdXNlZCBhcyBjb29sYW50IHJhZGlhdG9ycy7CoMKgCjxzbmlwPgoKQ2FyZWZ1bCB3aXRoIHVzaW5nIEFDIGNvcmVzIGZvciBvaWwgY29vbGVycy7CoCBSdXN0eSwgd2hvIHVzZWQgdG8gZnJlcXVlbnQgdGhpcyBsaXN0LCBoYWQgb25lIGJsb3cgb3V0IG9uIGhpbS7CoCBJdCBzZWVtcyB0aGF0IHRoZXkgYXJlIGRlc2lnbmVkIHRvIGhhbmRsZSBtb3JlIHRoYW4gdGhlIHN0YXQBMAEBAQE- X-Mailer: YahooMailWebService/0.8.177.636 References: Message-ID: <1393344658.66768.YahooMailNeo@web181603.mail.ne1.yahoo.com> Date: Tue, 25 Feb 2014 08:10:58 -0800 (PST) From: Ernest Christley Reply-To: Ernest Christley Subject: Re: [FlyRotary] wastegate control and oil coolers To: Rotary motors in aircraft In-Reply-To: MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="1071596321-382865907-1393344658=:66768" --1071596321-382865907-1393344658=:66768 Content-Type: text/plain; charset=iso-8859-1 Content-Transfer-Encoding: quoted-printable =0A=0AThe=A0next thing I tried was to use an AC evaporator core like = the two used as coolant radiators.=A0=A0=0A=0A=0ACareful with using A= C cores for oil coolers.=A0 Rusty, who used to frequent this list, had one = blow out on him.=A0 It seems that they are designed to handle more than the= static pressure generated by the rotary's oil cooling system, but fail und= er the pulsations.=0A=0AOf course, he could have just had a defective core.= =0A --1071596321-382865907-1393344658=:66768 Content-Type: text/html; charset=iso-8859-1 Content-Transfer-Encoding: quoted-printable
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<= /span>
Careful with using AC cores for oil coole= rs.  Rusty, who used to frequent this list, had one blow out on him.&n= bsp; It seems that they are designed to handle more than the static pressur= e generated by the rotary's oil cooling system, but fail under the pulsatio= ns.

Of course, he could have just had a defective core.

=
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