---------------------------------------------------------- RV6-List Digest Archive --- Total Messages Posted Sun 09/20/09: 1 ---------------------------------------------------------- Today's Message Index: ---------------------- 1. 08:46 AM - Re: Leaking tank (maurice murillo) ________________________________ Message 1 _____________________________________ Time: 08:46:34 AM PST US From: maurice murillo Subject: RE: RV6-List: Leaking tank Thanks for the suggestion robert > Date: Sat=2C 19 Sep 2009 21:21:57 -0500 > From: steve@newtech.com > To: rv6-list@matronics.com > Subject: Re: RV6-List: Leaking tank > > > Robert Murillo wrote: > > > > Thanks Bud: > > > > But the questions I have is=2C how do you fix the problem=2C=2C=2C I wA NT TO > > HEAR SOLUTIONS > > > > how do you seal so lthere is no leaks? > > > > thanks > > > > robert > > > I just fixed mine and was successful in stopping 12 rivets from weeping > and/or leaking on the right tank of my RV-7A. I spent far more time > trying to come up with an easy fix than it took to fix it once I finally > gave up and removed the tank. > > My procedure was: > 1. Order the MK 319 BS Monel pulled rivets from Wicks. > > 2. Use the extra tank end cover=2C that Van's sends for the sender you > didn't use=2C as template and cut an access opening in the rear baffle=2C > drill mounting holes and install nut plates. > > 3. Make a new cover from .040 aluminum. > > 4. Drill out the leaking rivets. > > 5. Vacuum out the drill shavings from drilling out the rivets. > > 6. Mix up Proseal and cover the drilled out rivet holes both inside and > outside. > > 7. Put in the pulled pop rivets. > > 8. On the inside of the tank=2C using an acid brush=2C smear the Proseal > liberally over and around the new rivets. > > 9. Smear Proseal liberally around the sealing surface of the new access > cover and over all of the screw holes. > > 10. Screw the access cover on and set aside for several days while the > Proseal cures. > > 11. Don't worry about the Proseal that you liberally smeared on the > outside over the new rivets. > > 12. After the Proseal has cured=2C use a single edge razor blade to remov e > most of the excess Proseal on the outside. Remove the rest with a > vibrating sander with 180 grit open coat (grey) sandpaper. > > 13. I went ahead and re-painted the tank and re-installed it on my plane. > > 14. You will notice I didn't leak test the tank after the fix. I think > my original leak testing was part of the problem. I had already decided > that "it is what it is." If it still leaked it was just going to have > to leak until Spring. > > The whole process including the curing of the Proseal took three days. > The fix was done in just a few hours. Quit trying to come up with a > quick cure and do it right. > > Steve Eberhart > RV-7A=2C flying since June 24=2C 2009 > =========== =========== =========== =========== > > > =0A _________________________________________________________________=0A Insert movie times and more without leaving Hotmail=AE.=0A http://windowslive.com/Tutorial/Hotmail/QuickAdd?ocid=TXT_TAGLM_WL_HM_Tut orial_QuickAdd_062009 ------------------------------------------------------------------------------------- Other Matronics Email List Services ------------------------------------------------------------------------------------- Post A New Message rv6-list@matronics.com UN/SUBSCRIBE http://www.matronics.com/subscription List FAQ http://www.matronics.com/FAQ/RV6-List.htm Web Forum Interface To Lists http://forums.matronics.com Matronics List Wiki http://wiki.matronics.com Full Archive Search Engine http://www.matronics.com/search 7-Day List Browse http://www.matronics.com/browse/rv6-list Browse Digests http://www.matronics.com/digest/rv6-list Browse Other Lists http://www.matronics.com/browse Live Online Chat! http://www.matronics.com/chat Archive Downloading http://www.matronics.com/archives Photo Share http://www.matronics.com/photoshare Other Email Lists http://www.matronics.com/emaillists Contributions http://www.matronics.com/contribution ------------------------------------------------------------------------------------- These Email List Services are sponsored solely by Matronics and through the generous Contributions of its members.