X-Virus-Scanned: clean according to Sophos on Logan.com From: "Ernest Christley" Received: from nm25-vm1.access.bullet.mail.gq1.yahoo.com ([216.39.63.23] verified) by logan.com (CommuniGate Pro SMTP 6.0.10) with ESMTPS id 7239007 for flyrotary@lancaironline.net; Mon, 27 Oct 2014 17:55:48 -0400 Received-SPF: none receiver=logan.com; client-ip=216.39.63.23; envelope-from=echristley@att.net Received: from [216.39.60.165] by nm25.access.bullet.mail.gq1.yahoo.com with NNFMP; 27 Oct 2014 21:55:12 -0000 Received: from [216.39.60.245] by tm1.access.bullet.mail.gq1.yahoo.com with NNFMP; 27 Oct 2014 21:55:12 -0000 Received: from [127.0.0.1] by omp1016.access.mail.gq1.yahoo.com with NNFMP; 27 Oct 2014 21:55:12 -0000 X-Yahoo-Newman-Property: ymail-3 X-Yahoo-Newman-Id: 400248.71743.bm@omp1016.access.mail.gq1.yahoo.com Received: (qmail 14207 invoked by uid 60001); 27 Oct 2014 21:55:11 -0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=att.net; s=s1024; t=1414446911; bh=O6DIS3ZGWBi4mK81PBNxcIiIoonQOhqkV9xUEVuJdYI=; h=References:Message-ID:Date:From:Reply-To:Subject:To:In-Reply-To:MIME-Version:Content-Type; b=YTVcAX5czv11L4HzkDzSWQAyRzeY/dNk16tumyBnxz2+YXUp+BNXJ8Yi/Y7pl8Qe2+Yr3MYC1yb6o3tnQ66L/AOc3mUiq13xAOjRiXZ5kXlV3svcrcET9XMqP3N+ZiyZWoFZtumtvrMGkNCB/K8jkoz8aHh8K0I/gaXwzh8P9t0= X-YMail-OSG: 81e6.7oVM1kD1RxiFsxv_1rvvvpvfGL2dIRJXRaBwVz_a1j WaTE6zbFuZjIA55buL7Co5jlMTWzllAR.jhqoYKSBlllgnXcT3J2f6vR9fd8 iJ0xNoaEsd1KvSJTjtuhddZ4dv3sjUsJFBrIc2nt3LUx1yvvYkuMa9_J2i9w Rr7Ic7ZiPcMYdY7yDQH8GX5NBUy7GB3kfTBjAUiVsR4BvuiZ1WpIt5vWSwXR ZGtqzkxy9kvLWYtdiwLuhohdoaghpwW8VSRAw2hSka4DUJJS239hBuru9FEL P5lWM2UHhQELId97MHFBuGFU6HGLxVk2aATIpqg_aBhY9PQdOUpv3awOpnm_ hA4ci7ZiEVtue5UBWOYci8G4D9KxnJMHSxU9vJUpzB2Fv71teB_OoI6oqRLx lCRcP_C0dPDq.jzAt80tXxjZ34Wem_.FjEdSwsCInc.N6SCr6WEIjN8G1_cX 9r7N88ZOuO..bWx3Hc.UY9jNHW.uRldvZIz7t_tPm.Q1OY2.hePHehyREWv8 AiQTNlZoz_2PvQx6YLzsCoquWoeaSfWoV_.YiaDR8GVGfeQAJF4W4UDri2Co kP5YvpzDaIPwP5DqumWZXGOzVT8W7Hsgn.dWoqqJpgswojHD.iooBFqx6EKQ xcEtOD7F73.DM.OOgJ1dzsWNy07Oy2dR2qHpMPninSxpvKrebcBAu5dWg8Ej B8s5UyFcumDAdLLyP2qr0Zgn3WPNcxUl32ON4YLab Received: from [70.39.176.76] by web181601.mail.ne1.yahoo.com via HTTP; Mon, 27 Oct 2014 14:55:11 PDT X-Rocket-MIMEInfo: 002.001,VGhpcyBpcyB0aGUgdHlwZSB0aGF0IEknbSByZWZlcnJpbmcgdG86CgoKaHR0cDovL3Byb2R1Y3RzLnBvbGxha2FmdGVybWFya2V0LmNvbS9pdGVtL2Z1ZWwtc2VsZWN0b3ItdmFsdmVzL2xpZ2h0LXRydWNrLTYtcG9ydC1tb3Rvci1kcml2ZW4tdmFsdmUvNDItMzAyCgoKCk9uIE1vbmRheSwgT2N0b2JlciAyNywgMjAxNCA1OjUwIFBNLCBFcm5lc3QgQ2hyaXN0bGV5IDxmbHlyb3RhcnlAbGFuY2Fpcm9ubGluZS5uZXQ.IHdyb3RlOgogCgoKSXMgYW55b25lIGZhbWlsaWFyIHdpdGggZWxlY3RyaWMgZnVlbCBzZWwBMAEBAQE- X-Mailer: YahooMailWebService/0.8.203.733 References: Message-ID: <1414446911.27291.YahooMailNeo@web181601.mail.ne1.yahoo.com> Date: Mon, 27 Oct 2014 14:55:11 -0700 Reply-To: Ernest Christley Subject: Re: [FlyRotary] electric fuel selector valves To: Rotary motors in aircraft In-Reply-To: MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="1128108019-119728229-1414446911=:27291" --1128108019-119728229-1414446911=:27291 Content-Type: text/plain; charset=us-ascii This is the type that I'm referring to: http://products.pollakaftermarket.com/item/fuel-selector-valves/light-truck-6-port-motor-driven-valve/42-302 On Monday, October 27, 2014 5:50 PM, Ernest Christley wrote: Is anyone familiar with electric fuel selector valves as used in automotive applications. I'm trying to figure out how they operate. Do they select one line when power is applied to a solenoid type plunger, and then the other line is selected when power isn't applied? Or does a pulse of power switch them back and forth? If they maintain the currently selected tank when power is absent, it seems to me that this could remove fuel lines and a leak prone selector valve from a lot of cockpits. Furthermore, the 6 port models look like they could be plumbed easily to handle return lines. --1128108019-119728229-1414446911=:27291 Content-Type: text/html; charset=us-ascii
This is the type that I'm referring to:



On Monday, October 27, 2014 5:50 PM, Ernest Christley <flyrotary@lancaironline.net> wrote:


Is anyone familiar with electric fuel selector valves as used in automotive applications.  I'm trying to figure out how they operate.  Do they select one line when power is applied to a solenoid type plunger, and then the other line is selected when power isn't applied?  Or does a pulse of power switch them back and forth?  If they maintain the currently selected tank when power is absent, it seems to me that this could remove fuel lines and a leak prone selector valve from a lot of cockpits.  Furthermore, the 6 port models look like they could be plumbed easily to handle return lines.



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