X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from [64.129.170.194] (HELO VIRCOM1.fcdata.private) by logan.com (CommuniGate Pro SMTP 5.4.6) with ESMTP id 5652616 for flyrotary@lancaironline.net; Sun, 15 Jul 2012 10:58:28 -0400 Received-SPF: none receiver=logan.com; client-ip=64.129.170.194; envelope-from=cbarber@texasattorney.net Received: from FCD-MAIL05.FCDATA.PRIVATE (unverified [172.16.5.24]) by VIRCOM1.fcdata.private (Vircom SMTPRS 5.1.1024.13396) with ESMTP id for ; Sun, 15 Jul 2012 09:57:19 -0500 X-Modus-BlackList: 172.16.5.24=OK;cbarber@texasattorney.net=OK X-Modus-RBL: 172.16.5.24=Excluded X-Modus-Trusted: 172.16.5.24=NO X-Modus-Audit: FALSE;0;0;0 Received: from FCD-MAIL06.FCDATA.PRIVATE ([fe80::697f:d6aa:b87:78d8]) by FCD-MAIL05.FCDATA.PRIVATE ([fe80::809d:a06e:5913:452e%13]) with mapi id 14.01.0355.002; Sun, 15 Jul 2012 09:57:43 -0500 From: Chris Barber To: =?windows-1256?Q?Rotary_motors_in_aircraft_=FD=5Bflyrotary=40lancaironlin?= =?windows-1256?Q?e=2Enet=5D=FD?= Subject: Prop leading edge tape Thread-Topic: Prop leading edge tape Thread-Index: Ac1ijblTw0cs2DMrQVu+2TGvx22Cew== Date: Sun, 15 Jul 2012 14:58:45 +0000 Message-ID: <2D41F9BF3B5F9842B164AF93214F3D30F062AC87@FCD-MAIL06.FCDATA.PRIVATE> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [69.148.239.2] Content-Type: multipart/alternative; boundary="_000_2D41F9BF3B5F9842B164AF93214F3D30F062AC87FCDMAIL06FCDATA_" MIME-Version: 1.0 --_000_2D41F9BF3B5F9842B164AF93214F3D30F062AC87FCDMAIL06FCDATA_ Content-Type: text/plain; charset="windows-1256" Content-Transfer-Encoding: quoted-printable I had my forth flight yesterday. I am still just circling the field. Ever= ything was going well. Temps and pressures were all well in the green and I= was "playing' (ok, a kinda cavalier term for testing) with prop pitch, tri= m and power settings when I suddenly felt a distinct, slight to moderate vi= bration coming from the rear of the plane. I called the tower and with cal= m winds was cleared for any runway. I did a tight right turn to 22 and lan= ded. Has it been mentioned that these canards really don't want to land...= I floated quite a bit down the runway...gotta not try to bleed off speed by= slightly lifting the nose.....damned bad Cessna habits ;-) Anyway, I landed and taxied back to the hangar, the vibration had stopped. = I got out and did my quick inspection and it was immediately obvious that = one of the prop leading edge tapes had departed the craft and another was s= tarting to tear off. Well, at least it seems I quickly discovered the prob= lem...kinda what testing is all about. This is an IVO in flight adjustable prop on my Velocity. I have been using= the stainless steel prop tape as provided by IVO. I used the same tape du= ring ground testing, but replaced it all just before first flight. Interes= tingly, it was pretty difficult to get off...as in it required quite a bit = of force. I did have some issue with the tape un-attaching a bit during gr= ound testing at the edges but had hoped it would be okay once I replaced it= and secured it better. IVO has an online video showing how to install. It is quite straight forwa= rd, but I did note they now add some superglue to the edges of the tape. I= do not recall that being a part of it when I got the prop, however, I did = see the video before the latest tape replacement and I DID add the superglu= e to the leading edge. I also was very thorough when cleaning the prop bef= ore adding the tape....I think I used Acetone for this step. Anyway, I have not had success with the method in the video. I was thinking= of masking off the prop except where the tape goes and applying some of th= e 3M Super 77 (I think it is the 77...red can) to attach the tape. I had g= ood success with this when sticking sandpaper to long I-beams for sanding m= y wings, needing heat to ultimatley removing it...alas, sanding blocks and = props are two different creatures. So? What say ye? Ideas, comments etc. I had one person mention that they = don't like the tape but understand its use to help protect the prop. Do we= know if it is doing more than protecting from minor fod and, I guess rain?= ? Thanks in advance folks. Chris --_000_2D41F9BF3B5F9842B164AF93214F3D30F062AC87FCDMAIL06FCDATA_ Content-Type: text/html; charset="windows-1256" Content-Transfer-Encoding: quoted-printable

I had my forth flight yesterday.  I am still just circling the fiel= d.  Everything was going well. Temps and pressures were all well in th= e green and I was "playing' (ok, a kinda cavalier t= erm for testing) with prop pitch, trim and power settings when I suddenly felt a distinct, slight to moderate vibration com= ing from the rear of the plane.  I called the tower and with calm wind= s was cleared for any runway.  I did a tight right turn to 22 and land= ed.  Has it been mentioned that these canards really don't want to land...I floated quite a bit down the runway...gotta<= a> not try to bleed off speed by slightly lifting the nose.....d= amned bad Cessna habits ;-)

 

Anyway, I landed and taxied back to the hangar, = the vibration had stopped.  I got out and did my quick inspection and = it was immediately obvious that one of the prop leading edge ta= pes had departed the craft and another was starting to tear off.  Well, at least it seems I quickly discovered the proble= m...kinda what testing is all about.

 

This is an IVO in flight adjustable prop on my Veloci= ty.  I have been using the stainless steel prop tape as provided by IV= O.  I used the same tape during ground testing, but repl= aced it all just before first flight.  Interestingly, it was pretty difficult to get off...as in it required quite a bit of forc= e.  I did have some issue with the tape un-attaching a bit= during ground testing at the edges but had hoped it would be okay once I r= eplaced it and secured it better.

 

IVO has an online video showing how to install. = It is quite straight forward, but I did note they now add some superglue t= o the edges of the tape.  I do not recall that being a part of it when= I got the prop, however, I did see the video before the latest tape replacement and I DID add the superglue to the leading edg= e.  I also was very thorough when cleaning the prop before= adding the tape....I think I used Acetone for this step.

 

Anyway, I have not had success with the method in the video. I was = thinking of masking off the prop except where the tape goes and applying so= me of the 3M Super 77 (I think it is the 77...red can) to attach the tape.&= nbsp; I had good success with this when sticking sandpaper to long I-beams for sanding my wings, needing heat to ultim= atley removing it...alas, sanding blocks and props are two different= creatures.

 

So? What say ye?  Ideas, comments etc.  I had one person menti= on that they don't like the tape but understand its use to help protect the= prop.  Do we know if it is doing more than protecting from minor = ;fod and, I guess rain??

 

Thanks in advance folks.

 

Chris

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