X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Sender: To: lml@lancaironline.net Date: Sun, 17 Aug 2008 12:12:49 -0400 Message-ID: X-Original-Return-Path: Received: from imo-d22.mx.aol.com ([205.188.144.208] verified) by logan.com (CommuniGate Pro SMTP 5.2.6) with ESMTP id 3078887 for lml@lancaironline.net; Fri, 15 Aug 2008 21:57:40 -0400 Received: from VTAILJEFF@aol.com by imo-d22.mx.aol.com (mail_out_v38_r10.8.) id q.c9f.3652147c (37164) for ; Fri, 15 Aug 2008 21:57:36 -0400 (EDT) Received: from smtprly-ma02.mx.aol.com (smtprly-ma02.mx.aol.com [64.12.207.141]) by cia-ma04.mx.aol.com (v121_r2.11) with ESMTP id MAILCIAMA043-912c48a634103c2; Fri, 15 Aug 2008 21:57:36 -0400 Received: from WEBMAIL-MC19 (webmail-mc19.webmail.aol.com [64.12.170.96]) by smtprly-ma02.mx.aol.com (v121_r2.12) with ESMTP id MAILSMTPRLYMA022-5c4c48a6340e17e; Fri, 15 Aug 2008 21:57:34 -0400 References: X-Original-To: lml@lancaironline.net Subject: Re: [LML] leaking wing on IVP X-Original-Date: Fri, 15 Aug 2008 21:57:34 -0400 X-AOL-IP: 24.107.105.196 In-Reply-To: X-MB-Message-Source: WebUI MIME-Version: 1.0 From: vtailjeff@aol.com X-MB-Message-Type: User Content-Type: multipart/alternative; boundary="--------MB_8CACD5A95A49104_DE0_6E40_WEBMAIL-MC19.sysops.aol.com" X-Mailer: AOL Webmail 38265-STANDARD Received: from 24.107.105.196 by WEBMAIL-MC19.sysops.aol.com (64.12.170.96) with HTTP (WebMailUI); Fri, 15 Aug 2008 21:57:34 -0400 X-Original-Message-Id: <8CACD5A958592C0-DE0-36E6@WEBMAIL-MC19.sysops.aol.com> X-Spam-Flag:NO ----------MB_8CACD5A95A49104_DE0_6E40_WEBMAIL-MC19.sysops.aol.com Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Ralf, Sounds like you are going to have to pinpoint where the leaks are. The build= er's manual recommends using very low pressure air (1-2 psi) to check for le= aks. You must be certain you have drained all the fuel out of the wings and=20= there is no residual fuel vapors. You may end up having to remove the wings=20= to do this properly. Depending on the leaks you might end up removing one of= the skins of the wing. Once the leak is found then you must paint over the=20= leak are on the inside of the fuel tank with Jeffco tank sealant (a two part= epoxy). You might consider calling Mark Mahnke in Redmond. He has repaired=20= these kinds of problems in the past.=20 Best Regards, Jeff Edwards Can anyone give me advise on how to fix this right. I would also feel more c= omfortable if I would have professional help on this =E2=80=93 any advise on= this? -----Original Message----- From: bronnenmeier@GROBSYSTEMS.COM To: lml@lancaironline.net Sent: Fri, 15 Aug 2008 3:25 pm Subject: [LML] leaking wing on IVP Dear subscribers, =C2=A0 I need some help/advise. I purchased a used IVP with 250 hrs. It did not loo= k very nicely and I knew that it needed some work. I had a pre purchase insp= ection/anual done at Lancair and they confirmed that everything was in a wor= king condition and that the airplane was safe to fly. Based on this I made m= y purchase decision. =C2=A0 I took the airplane apart and I am rebuilding it right now (I did not have t= he money for a new kit). After painting t he wings we got a paint bubble during the buffing in the sun. I dug into bub= ble and found some of that brown rubber under the primer (the sealer that is= used to seal the inside of fuel tanks - unfortunately I decided to just gri= nd of the original paint and leave the primer on) I decided to grind of all=20= the paint and primer around my leading edge and found that brown rubber stuf= f on several spots along the leading edge. After removing the rubber I found= wet spots in the carbon fiber. After looking at the wing closer I found blu= e stains on the very outside of the leading edge (visible by looking into th= e wing after removing the winglets). This probably should have been found by= Lancair during the annual/pre purchase inspection. =C2=A0 I think my whole leading edge is soaked with fuel since I see stains where n= o fuel tank is. I would also consider this as a safety concern. My friends f= rom the FBO here think the design of a wing without any inspection panels is= hazardous anyway. So I won=E2=80=99t find much help there. One professional= Lancair builder recommended to paint the outside of the wing with sealer pa= int =E2=80=93 I don=E2=80=99t feel very comfortable with his advice. =C2=A0 Can anyone give me advise on how to fix this right. I would also feel more c= omfortable if I would have professional help on this =E2=80=93 any advise on= this? Do you think I would have any success asking Lancair for help on this= since I purchased the plane based on their evaluation. =C2=A0 C2 Ralf Bronnenmeier Bluffton, OH 45817 Phone: (419) 369 12 33 E-mail: bronnenmeier@grobsystems.com =C2=A0 -- or archives and unsub http://mail.lancaironline.net:81/lists/lml/List.html [Image Removed]=20 [Image Removed]=20 ----------MB_8CACD5A95A49104_DE0_6E40_WEBMAIL-MC19.sysops.aol.com Content-Transfer-Encoding: quoted-printable Content-Type: text/html; charset="utf-8" Ralf,

Sounds like you are going to have to pinpoint where the leaks are. The build= er's manual recommends using very low pressure air (1-2 psi) to check for le= aks. You must be certain you have drained all the fuel out of the wings and=20= there is no residual fuel vapors. You may end up having to remove the wings=20= to do this properly. Depending on the leaks you might end up removing one of= the skins of the wing. Once the leak is found then you must paint over the=20= leak are on the inside of the fuel tank with Jeffco tank sealant (a two part= epoxy). You might consider calling Mark Mahnke in Redmond. He has repaired=20= these kinds of problems in the past.

Best Regards,

Jeff Edwards
Can= anyone give me advise on how to fix this right. I would also feel more comf= ortable if I would have professional help on this =E2=80=93 any advise on th= is?



-----Original Message-----
From: bronnenmeier@GROBSYSTEMS.COM
To: lml@lancaironline.net
Sent: Fri, 15 Aug 2008 3:25 pm
Subject: [LML] leaking wing on IVP

Dear subscribers,
 
I need some help/advise. I purchased a used IVP w= ith 250 hrs. It did not look very nicely and I knew that it needed some work= . I had a pre purchase inspection/anual done at Lancair and they confirmed t= hat everything was in a working condition and that the airplane was safe to=20= fly. Based on this I made my purchase decision.
 
I took the airplane apart and I am rebuilding i= t right now (I did not have the money for a new kit). After painting the win= gs we got a paint bubble during the buffing in the sun. I dug into bubble an= d found some of that brown rubber under the primer (the sealer that is used=20= to seal the inside of fuel tanks - unfortunately I decided to just grind of=20= the original paint and leave the primer on) I decided to grind of all the pa= int and primer around my leading edge and found that brown rubber stuff on s= everal spots along the leading edge. After removing the rubber I found wet s= pots in the carbon fiber. After looking at the wing closer I found blue stai= ns on the very outside of the leading edge (visible by looking into the wing= after removing the winglets). This probably should have been found by Lanca= ir during the annual/pre purchase inspection.
 
I think my whole leading edge is soaked with fuel= since I see stains where no fuel tank is. I would also consider this as a s= afety concern. My friends from the FBO here think the design of a wing witho= ut any inspection panels is hazardous anyway. So I won=E2=80=99t find much h= elp there. One professional Lancair builder recommended to paint the outside= of the wing with sealer paint 8 0 I don=E2=80=99t feel very comfortable with his advice.
 
Can anyone give me advise on how to fix this righ= t. I would also feel more comfortable if I would have professional help on t= his =E2=80=93 any advise on this? Do you think I would have any success aski= ng Lancair for help on this since I purchased the plane based on their evalu= ation.
 
 
Ralf Bronnenmeier
Bluffton, OH 45817
Phone: (419) 369 12 33
E-mail: bronnenmeier@grobsystems.com
 

It's= time to go back to school! Get the latest trends and gadgets that make the=20= grade on AOL Shopping.
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