X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from [24.25.9.101] (HELO ms-smtp-02-eri0.southeast.rr.com) by logan.com (CommuniGate Pro SMTP 4.3.5) with ESMTP id 1020952 for flyrotary@lancaironline.net; Fri, 24 Jun 2005 19:54:30 -0400 Received-SPF: pass receiver=logan.com; client-ip=24.25.9.101; envelope-from=eanderson@carolina.rr.com Received: from edward2 (cpe-065-188-083-049.carolina.res.rr.com [65.188.83.49]) by ms-smtp-02-eri0.southeast.rr.com (8.12.10/8.12.7) with SMTP id j5ONrhl9021778 for ; Fri, 24 Jun 2005 19:53:44 -0400 (EDT) Message-ID: <003701c57917$f5ab4c60$2402a8c0@edward2> From: "Ed Anderson" To: "Rotary motors in aircraft" References: Subject: Re: [FlyRotary] Re: Brake Line Incident Photos Date: Fri, 24 Jun 2005 19:53:45 -0400 MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_0034_01C578F6.6E6C5AD0" 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 X-Virus-Scanned: Symantec AntiVirus Scan Engine This is a multi-part message in MIME format. ------=_NextPart_000_0034_01C578F6.6E6C5AD0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable I mentioned to one of my relatives after the incident that I must have = a guardian angle looking over my shoulder - her retort was "Yes, but = you may be overworking her and she's not getting any younger!". I = know some folks feel I've had some bad luck, myself, I feel the luck was = all "GOOD LUCK!". Anytime anything want to break on the ground is just = fine with me. Seriously, I would not be able to convince myself to use aluminum in a = brake line again. Probably using aluminum tube down close to the = caliper and then using stainless steel braided line for the flex portion = would probably work fine - me?, I'm using stainless steel braided brake = line all the way. =20 Ed ----- Original Message -----=20 From: David Carter=20 To: Rotary motors in aircraft=20 Sent: Friday, June 24, 2005 6:01 PM Subject: [FlyRotary] Re: Brake Line Incident Photos Hi, Ed. "Hindsight" my hind foot! Us aviators are ALWAYS "looking = forward" . . . to preventing further occurances of preventable accidents = (Air Force safety jargon?). Sincerely, you are "breaking new ground" in the area of brakes. (no = double pun intended on breaking a brake line?) I've always known I'd = never use plastic brake line (many have, and have melted them and lost = brakes during/after high speed taxi practice or hard braking on = landing). You have just drawn a perfect conclusion from yet another "brink of = disaster but saved by the grace of God" event (God MUST love you = greatly!!): Aluminum does have crummy fatigue life. So maybe I'll get = some automotive steel brake line to fit or adapt to my Cleveland = aircraft brakes. David ----- Original Message -----=20 From: Ed Anderson=20 To: Rotary motors in aircraft=20 Sent: Friday, June 24, 2005 9:18 AM Subject: [FlyRotary] Re: Brake Line Incident Photos David, it was aluminum tubing which is what's called for on the RV-6A = brake system. However, in hindsight - thinking about the low fatigue = life of flexing aluminum, I think there are better choices. Ed ----- Original Message -----=20 From: David Carter=20 To: Rotary motors in aircraft=20 Sent: Friday, June 24, 2005 9:04 AM Subject: [FlyRotary] Re: Brake Line Incident Photos Ed, what kind of brake line was that? David ----- Original Message -----=20 From: Ed Anderson=20 To: Rotary motors in aircraft=20 Sent: Friday, June 24, 2005 7:58 AM Subject: [FlyRotary] Brake Line Incident Photos For those interested (and may not have seen them) , here are a few = photos of my brake line fire incident. Big chunk got blown out of brake line as can be seen from = Brakelines.jpg photo. Effect of resin burning seen on wheel pant = photos. Once the line broke, the next time I depressed the brake pedal, = a fireball from the wheel to over the wing resulted from spraying the = hydraulic fluid over the hot brake assembly. The flash point of the = fluid is only 240F! I am going to investigate some stuff with a bit = higher flash point {:>) Ed Ed Anderson Rv-6A N494BW Rotary Powered Matthews, NC eanderson@carolina.rr.com ------=_NextPart_000_0034_01C578F6.6E6C5AD0 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable
I mentioned to one of my relatives after the = incident that=20 I must  have a guardian angle looking over my shoulder - her retort = was  "Yes, but you may be overworking her and she's not getting any = younger!".    I know some folks feel I've had some bad = luck,=20 myself, I feel the luck was all "GOOD LUCK!".  Anytime anything = want to=20 break on the ground is just fine with me.
 
Seriously, I would not be able to convince = myself to use=20 aluminum in a brake line again.  Probably using aluminum tube down = close to=20 the caliper and then using stainless steel braided line for the flex = portion=20 would probably work fine - me?, I'm using stainless steel braided brake = line all=20 the way. 
 
 
Ed
----- Original Message -----
From:=20 David=20 Carter
Sent: Friday, June 24, 2005 = 6:01 PM
Subject: [FlyRotary] Re: Brake = Line=20 Incident Photos

Hi, Ed.  "Hindsight" my hind = foot!  Us=20 aviators are ALWAYS "looking forward" . . . to preventing further = occurances=20 of preventable accidents (Air Force safety jargon?).
 
Sincerely, you are "breaking new = ground" in the=20 area of brakes.  (no double pun intended on breaking a brake = line?)  I've always known I'd never use plastic brake line (many = have,=20 and have melted them and lost brakes during/after high speed taxi = practice or=20 hard braking on landing).
 
You have just drawn a perfect = conclusion from yet=20 another "brink of disaster but saved by the grace of God" event (God = MUST love=20 you greatly!!):  Aluminum does have crummy fatigue life.  So = maybe=20 I'll get some automotive steel brake line to fit or adapt to my = Cleveland=20 aircraft brakes.
 
David
 
----- Original Message -----=20
From: Ed=20 Anderson
Sent: Friday, June 24, 2005 9:18 AM
Subject: [FlyRotary] Re: Brake Line Incident = Photos

David, it was aluminum tubing which is what's = called for=20 on the RV-6A brake system.  However, in hindsight - thinking = about=20 the low fatigue life of flexing aluminum, I think there are better=20 choices.
 
Ed
----- Original Message -----
From:=20 David=20 Carter
To: Rotary motors in = aircraft=20
Sent: Friday, June 24, 2005 = 9:04=20 AM
Subject: [FlyRotary] Re: = Brake Line=20 Incident Photos

Ed, what kind of brake line was=20 that?
 
David
 
----- Original Message -----=20
From: = Ed=20 Anderson
Sent: Friday, June 24, 2005 7:58 AM
Subject: [FlyRotary] Brake Line Incident = Photos

For those interested (and may not have seen = them) ,=20 here are a few photos of my brake line fire incident.
 
  Big chunk got blown out of brake line = as can be=20 seen from Brakelines.jpg photo.  Effect of resin burning seen = on wheel=20 pant photos.  Once the line broke, the next time I depressed = the brake=20 pedal, a fireball from the wheel to over the wing resulted from = spraying the=20 hydraulic fluid over the hot brake assembly.  The flash point = of the=20 fluid is only 240F!  I am going to investigate some stuff with = a bit=20 higher flash point {:>)
 
 
Ed
 
Ed Anderson
Rv-6A N494BW Rotary=20 Powered
Matthews, NC
eanderson@carolina.rr.com

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