X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Sender: To: lml@lancaironline.net Date: Tue, 29 Jan 2013 11:11:25 -0500 Message-ID: X-Original-Return-Path: Received: from vms173009pub.verizon.net ([206.46.173.9] verified) by logan.com (CommuniGate Pro SMTP 6.0.1) with ESMTP id 6035121 for lml@lancaironline.net; Tue, 29 Jan 2013 11:04:11 -0500 Received-SPF: none receiver=logan.com; client-ip=206.46.173.9; envelope-from=Adam@ValidationPartners.com Received: from VpiWorkstation1 ([unknown] [69.124.245.85]) by vms173009.mailsrvcs.net (Sun Java(tm) System Messaging Server 7u2-7.02 32bit (built Apr 16 2009)) with ESMTPA id <0MHE00KBL9X1SPE1@vms173009.mailsrvcs.net> for lml@lancaironline.net; Tue, 29 Jan 2013 10:03:06 -0600 (CST) From: "Adam Molny" X-Original-To: Subject: Legacy rudder cable friction X-Original-Date: Tue, 29 Jan 2013 11:03:24 -0500 X-Original-Message-id: <077EB9564D244FE8B64D23A20C6055F1@VpiWorkstation1> MIME-version: 1.0 Content-type: multipart/alternative; boundary="----=_NextPart_000_00D5_01CDFE10.453EAE40" X-Mailer: Microsoft Office Outlook 11 Thread-index: Ac3+OirWR0iPTJRZTNejo45UKAQbcg== X-MIMEOLE: Produced By Microsoft MimeOLE V6.00.2900.6157 This is a multi-part message in MIME format. ------=_NextPart_000_00D5_01CDFE10.453EAE40 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable The friction in my rudders has never been great, but lately it has = become unacceptably high. I have adjustable rudder pedals on both sides. I = narrowed the problem down to the cable running through the left fuselage wall. Coincidentally, I accidentally drilled through the embedded Nylaflow = tubing on that side while installing the load pads. I addressed that mistake by enlarging the hole to about =BE=94 and cleaning up the open ends of the = Nylaflow tubing. I also coated all the cables with Teflon powder before = installation. =20 Considering that the cable O.D. is 1/8=94, and the Nylaflow tubing is = 1/8=94 I.D., these cables are going to be a very tight fit even in the best of circumstances. In order to troubleshoot this I=92ll have to cut off the Nicropress sleeve and remove the rudder cable to inspect everything. I = also recall that you can only insert the cable into the tubing if it has a = fresh cut using the proper cable-cutting tool, which means I won=92t be able = to reuse the cable. =20 I was thinking of replacing it with a 3/32=94 7x19 control cable = instead. It=92s rated at 920lbs strength vs. 1760lbs for the 1/8=94 cable. Would that be = an acceptable solution? Any pitfalls? =20 Thanks, Adam Molny N181AM ------=_NextPart_000_00D5_01CDFE10.453EAE40 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable

The friction in my rudders has never been great, but lately it has become unacceptably high. I have adjustable rudder pedals on both sides. I = narrowed the problem down to the cable running through the left fuselage wall. = Coincidentally, I accidentally drilled through the embedded Nylaflow tubing on that side = while installing the load pads. I addressed that mistake by enlarging the hole to about = =BE” and cleaning up the open ends of the Nylaflow tubing. I also coated all = the cables with Teflon powder before = installation.

Considering that the cable O.D. is 1/8”, and the Nylaflow tubing is 1/8” = I.D., these cables are going to be a very tight fit even in the best of circumstances. In order to troubleshoot this I’ll have to cut off = the Nicropress sleeve and remove the rudder cable to inspect everything. I also recall = that you can only insert the cable into the tubing if it has a fresh cut = using the proper cable-cutting tool, which means I won’t be able to reuse = the cable.

I was thinking of replacing it with a 3/32” 7x19 control cable instead. = It’s rated at 920lbs strength vs. 1760lbs for the 1/8” cable. Would = that be an acceptable solution? Any pitfalls?

Thanks,

Adam Molny

N181AM

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