X-Virus-Scanned: clean according to Sophos on Logan.com From: "Bobby J. Hughes" Received: from [207.91.159.28] (HELO barracuda.qnsi.net) by logan.com (CommuniGate Pro SMTP 6.1.8) with ESMTP id 8335500 for flyrotary@lancaironline.net; Mon, 18 Jan 2016 14:53:39 -0500 Received-SPF: pass receiver=logan.com; client-ip=207.91.159.28; envelope-from=btv1==825613461fa==bhughes@qnsi.net X-ASG-Debug-ID: 1453146798-0276451c80ad110001-fw4j19 Received: from mail.qnsi.net ([10.0.0.5]) by barracuda.qnsi.net with ESMTP id QqeyJb9TvzZiP0OO for ; Mon, 18 Jan 2016 13:53:18 -0600 (CST) X-Barracuda-Envelope-From: bhughes@qnsi.net Content-class: urn:content-classes:message Return-Receipt-To: "Bobby J. Hughes" MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----_=_NextPart_001_01D15229.E0BCE451" Disposition-Notification-To: "Bobby J. Hughes" Subject: Fuel Pressure Sender Leak Date: Mon, 18 Jan 2016 13:53:18 -0600 X-ASG-Orig-Subj: Fuel Pressure Sender Leak X-MimeOLE: Produced By Microsoft Exchange V6.5 Message-ID: <74120FDE88CAFE4DBDA8814BCE20A3F3A1A202@qnsi-mail.qnsi.net> X-MS-Has-Attach: X-MS-TNEF-Correlator: Thread-Topic: Fuel Pressure Sender Leak Thread-Index: AdFSKeBpF402aTMDQQu91lpCoPjhPw== To: "Rotary motors in aircraft" X-Barracuda-Connect: UNKNOWN[10.0.0.5] X-Barracuda-Start-Time: 1453146798 X-Barracuda-URL: http://10.0.0.4:8000/cgi-mod/mark.cgi X-Virus-Scanned: by bsmtpd at qnsi.net X-Barracuda-BRTS-Status: 1 X-Barracuda-Spam-Score: 0.00 X-Barracuda-Spam-Status: No, SCORE=0.00 using global scores of TAG_LEVEL=1000.0 QUARANTINE_LEVEL=1000.0 KILL_LEVEL=1000.0 tests=HTML_MESSAGE X-Barracuda-Spam-Report: Code version 3.2, rules version 3.2.3.26245 Rule breakdown below pts rule name description ---- ---------------------- -------------------------------------------------- 0.00 HTML_MESSAGE BODY: HTML included in message This is a multi-part message in MIME format. ------_=_NextPart_001_01D15229.E0BCE451 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable I experience a small fuel leak during flight last week. Yesterday I traced the leak to a Stewart Warner Fuel Pressure Sensor. The bottom outer seam was spraying fuel. This units attaches to my AFS engine monitor and is rated for 60 psi. It was installed directly to the firewall mounted fuel pressure regulator and did not have a restrictor. I ordered a VDO 80 psi replacement from AFS and will remote mount with a restrictor in the line. I guess the pressure pulses created by the fuel pumps and injectors are a probable cause for the failure?=20 =20 Bobby Hughes ------_=_NextPart_001_01D15229.E0BCE451 Content-Type: text/html; charset="us-ascii" Content-Transfer-Encoding: quoted-printable

I = experience a small fuel leak during flight last week. Yesterday I traced = the leak to a Stewart Warner Fuel Pressure Sensor. The bottom outer seam = was spraying fuel. This units attaches to my AFS engine monitor and is = rated for 60 psi. It was installed directly to the firewall mounted fuel = pressure regulator and did not have a restrictor.  I ordered a VDO = 80 psi replacement from AFS and will remote mount with a restrictor in = the line. I guess the pressure pulses created by the fuel pumps and = injectors are a probable cause for the failure?

 

Bobby = Hughes

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