Message

Return-Path: <13brv3@bellsouth.net> Received: from imf21aec.mail.bellsouth.net ([205.152.59.69] verified) by logan.com (CommuniGate Pro SMTP 4.2) with ESMTP id 394674 for flyrotary@lancaironline.net; Sun, 05 Sep 2004 21:54:33 -0400 Received-SPF: pass receiver=logan.com; client-ip=205.152.59.69; envelope-from=13brv3@bellsouth.net Received: from rd ([65.6.194.9]) by imf21aec.mail.bellsouth.net (InterMail vM.5.01.06.08 201-253-122-130-108-20031117) with ESMTP id <20040906015402.XRCE1791.imf21aec.mail.bellsouth.net@rd> for ; Sun, 5 Sep 2004 21:54:02 -0400 From: "Russell Duffy" <13brv3@bellsouth.net> To: "'Rotary motors in aircraft'" Subject: RE: [FlyRotary] Re: safety wiring Ross prop bolts Date: Sun, 5 Sep 2004 20:52:21 -0500 Message-ID: <000201c493b4$2669f0d0$6101a8c0@rd> MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_0003_01C4938A.3D93E8D0" X-Priority: 3 (Normal) X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook, Build 10.0.6626 Importance: Normal In-Reply-To: X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.2180 This is a multi-part message in MIME format. ------=_NextPart_000_0003_01C4938A.3D93E8D0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable Hi, everyone....I just checked....my crush plate is smooth on both = sides. Thanks for all the input on this....I guess it's steel locknuts for me. Paul Conner....SQ2000 safely at airport, wings both on. Taxi testing = this week. =20 =20 Congrats on getting it there, and in less pieces than before. Rest = assured, that first taxi is a milestone :-) Did you say you were at St. Elmo? = If I never finish the experimental hours on the RV-3, at least I can fly the SlingShot over (after next weekend). =20 BTW, I don't think there's any need to use all metal stop nuts. I hate those things, and only use them were temp is really an issue. I think = it's sort of an A&P rule of thumb that all nuts forward of the firewall = should be high temp, but I don't think it's a hard fast rule. The biggest problem will be torque specs. You'll have to try to measure the torque that it takes to just turn the nuts, then add that to the torque you're supposed = to have. Fiber stop nuts aren't as bad, but it's still technically a = problem.=20 =20 If you really want to do it right, call up Saber Manufacturing, and let = them give you the one hour lecture on using only threaded drive lugs. The lecture cost me about $200 in lugs and proper prop bolts (longer = threads, drilled heads). Still, I only changed the lugs on the prop extension, = and not on the redrive. The extension is still bolted to the redrive with = AN bolts, and fiber stop nuts (AN365). =20 Cheers, Rusty (have not put any intake gaskets on backwards ) =20 =20 =20 =20 ------=_NextPart_000_0003_01C4938A.3D93E8D0 Content-Type: text/html; charset="us-ascii" Content-Transfer-Encoding: quoted-printable Message

Hi, everyone....I just = checked....my crush=20 plate is smooth on both sides. Thanks for all the input on = this....I guess=20 it's steel locknuts for me. Paul Conner....SQ2000 safely at = airport, wings=20 both on. Taxi testing this week.

Congrats on getting it there, and in less = pieces=20 than before. Rest assured, that first taxi is a = milestone=20 :-) Did you say you were at St. Elmo? If I never finish the=20 experimental hours on the RV-3, at least I can fly the SlingShot=20 over (after next weekend).

BTW, I don't think there's any need to use all=20 metal stop nuts. I hate those things, and only use them = were=20 temp is really an issue. I think it's sort of an A&P rule of = thumb=20 that all nuts forward of the firewall should be high temp, but = I don't=20 think it's a hard fast rule. The biggest problem will be = torque=20 specs. You'll have to try to measure the torque that it takes = to just=20 turn the nuts, then add that to the torque you're supposed to = have. Fiber=20 stop nuts aren't as bad, but it's still technically a=20 problem.

If you really want to do it right, call up = Saber=20 Manufacturing, and let them give you the one hour lecture on using = only=20 threaded drive lugs. The lecture cost me about $200 in lugs and = proper=20 prop bolts (longer threads, drilled heads). Still, I only = changed the=20 lugs on the prop extension, and not on the redrive. The=20 extension is still bolted to the redrive with AN bolts, and = fiber stop=20 nuts (AN365).

Cheers,

Rusty (have not put any intake gaskets on = backwards=20 <G>)

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