X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from imo-m24.mx.aol.com ([64.12.137.5] verified) by logan.com (CommuniGate Pro SMTP 4.3.4) with ESMTP id 1005403 for flyrotary@lancaironline.net; Fri, 17 Jun 2005 15:49:41 -0400 Received-SPF: pass receiver=logan.com; client-ip=64.12.137.5; envelope-from=WRJJRS@aol.com Received: from WRJJRS@aol.com by imo-m24.mx.aol.com (mail_out_v38_r1.7.) id q.ee.15634c5b (15974) for ; Fri, 17 Jun 2005 15:48:53 -0400 (EDT) Received: from mblk-d42 (mblk-d42.mblk.aol.com [205.188.212.226]) by air-id10.mx.aol.com (v106.2) with ESMTP id MAILINID101-3e6642b329245b; Fri, 17 Jun 2005 15:48:52 -0400 Date: Fri, 17 Jun 2005 15:48:52 -0400 Message-Id: <8C7418CB92EB3B9-A20-42DF@mblk-d42.sysops.aol.com> From: wrjjrs@aol.com References: Received: from 66.127.99.234 by mblk-d42.sysops.aol.com (205.188.212.226) with HTTP (WebMailUI); Fri, 17 Jun 2005 15:48:52 -0400 X-MB-Message-Source: WebUI X-MB-Message-Type: User In-Reply-To: X-Mailer: AOL WebMail 1.1.0.12781 Subject: Re: [FlyRotary] Re: Brake Fluid Content-Type: multipart/alternative; boundary="--------MailBlocks_8C7418CB92EB3B9_A20_4163_mblk-d42.sysops.aol.com" MIME-Version: 1.0 To: flyrotary@lancaironline.net X-AOL-IP: 205.188.212.226 ----------MailBlocks_8C7418CB92EB3B9_A20_4163_mblk-d42.sysops.aol.com Content-Type: text/plain; charset="us-ascii" "All o-rings in the brake and master cylinder assembly are buna nitrile and are not compatible with automotive glycol based brake fluid. ONLY red aircraft fluid (Mil-H-5606) or other suitable petroleum-based or silicon-based fluid should be used." That would be a reason, except that most automotive brakes use Buna-N seals! Some high temerature brakes use EPDM (viton) for increased temp resistance, but Buna is common. Bill Jepson ----------MailBlocks_8C7418CB92EB3B9_A20_4163_mblk-d42.sysops.aol.com Content-Type: text/html; charset="us-ascii"

"All o-rings in the brake and master cylinder assembly are buna nitrile and are not compatible with automotive glycol based brake fluid. ONLY red aircraft fluid (Mil-H-5606) or other suitable petroleum-based or silicon-based fluid should be used."

That would be a reason, except that most automotive brakes use Buna-N seals! Some high temerature brakes use EPDM (viton) for increased temp resistance, but Buna is common.

Bill Jepson

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