X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from [216.52.245.18] (HELO ispwest-email1.mdeinc.com) by logan.com (CommuniGate Pro SMTP 5.0.4) with ESMTP id 890365 for flyrotary@lancaironline.net; Tue, 20 Dec 2005 17:21:30 -0500 Received-SPF: none receiver=logan.com; client-ip=216.52.245.18; envelope-from=wschertz@ispwest.com Received: from 7n7z201 (4Cust3.VR1.CHI6.broadband.uu.net [63.13.186.3]) by ispwest-email1.mdeinc.com (Vircom SMTPRS 4.2.425.16) with SMTP id for ; Tue, 20 Dec 2005 14:20:36 -0800 X-Modus-ReverseDNS: OK X-Modus-BlackList: 63.13.186.3=OK;wschertz@ispwest.com=OK X-Modus-RBL: 63.13.186.3=OK X-Modus-Trusted: 63.13.186.3=NO Message-ID: <037401c605b3$97fec960$0400000a@7n7z201> From: "William" To: "Rotary motors in aircraft" References: Subject: Re: [FlyRotary] Re: Fuel filter selection Date: Tue, 20 Dec 2005 16:20:32 -0600 MIME-Version: 1.0 Content-Type: text/plain; format=flowed; charset="iso-8859-1"; reply-type=response Content-Transfer-Encoding: 7bit X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 6.00.2900.2180 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.2180 Buly, I have read somewhere that the pumps shed small particles as they wear, so there needs to be a high pressure filter after the pump. Still need to keep water from getting to the pump also. Bill Schertz KIS Cruiser # 4045 ----- Original Message ----- From: "Buly" To: "Rotary motors in aircraft" Sent: Tuesday, December 20, 2005 9:24 AM Subject: [FlyRotary] Re: Fuel filter selection > Guys, I don't understand why you are installing filters AFTER the pumps? > I sell large SEPAR diesel fuel filters and I always recommend all the > filtering to be done before the pumps and out of the tanks. > Any water or debris if it's allowed to reach the pumps, will be beaten > into smaller particles and may be PUSHED thru the filter, or even will > damage the pumps. > I personally suffered on my boat by frequent engine stopages in the worst > of times, only to discover that the manufacturer have installed a screen > on the pick up tube inside of the tank, where can not be seen or cleaned. > The same manufacturer had to fix or replace number of engines only > because he installed the fuel pumps BEFORE the filter. Any water in the > fuel was beaten in to fine emulsion and pushed thru the filter into the > injectors. Results were rusted injectors, rusted high pressure pumps and > more. > Buly > >> Kelly Troyer wrote: >> >>> Ernest, >>> My opinion also !! There is a potential 90 psi surge pressure from >>> healthy EFI pumps........I do not believe any of the cheap glass >>> filters >>> are rated that high !! >> >> >> I love this list. I had not thought to check the pressure rating. I >> just assumed that a filter could take the pressure. It's not like 90PSI >> is difficult to design for. But after Mark suggested it, I went >> looking. Sho' 'nuff, no rating. >> >> Any of you carbeurated guys want a pretty glass filter for 3/8" hose >> lines? >> >> -- >> ,|"|"|, | >> ----===<{{(oQo)}}>===---- Dyke Delta | >> o| d |o www.ernest.isa-geek.org | >> >> -- >> Homepage: http://www.flyrotary.com/ >> Archive and UnSub: http://mail.lancaironline.net/lists/flyrotary/ > > > -- > Homepage: http://www.flyrotary.com/ > Archive and UnSub: http://mail.lancaironline.net/lists/flyrotary/