You could alternatively pressurize the tank with nitrogen and then use a refrigerant sniffer to go over all the seams. It will find the smallest of leaks quickly and easily.
Sent from my Ipad Randy Powell Wachapreague Va 23480 On Jan 30, 2014, at 8:59 PM, Larry&Sallie Flesner <flesner at frontier.com> wrote: > >> >> The reason gas leaks when water doesn't more likely has to do with the fact >> that >> water molecules tend to stick together due to intermolecular forces that >> are much stronger for water than they are for oxygen or nitrogen or carbon >> dioxide or fuel. >> TK > ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ > > So, after all this discussion, I've concluded that the only way to really > test a tank for leaks is the way I originally tested mine. Take the airplane > to the airport and assemble it in the hangar. Fill the wing tanks with fuel > and close up the hangar. The following day, when you return and find fuel > dripping on the hangar floor, you empty the tank, take the wing home, find > the leak with a hose stuck in your ear and scanning the tank. Fix the leak, > return the wing to the airport, assemble and fill with fuel. The following > day you return to the airport, find fuel dripping on the hangar floor, empty > the tank and take the wing back to the workshop. Cut out the bottom of the > wing to access the tank, cut out the bottom of the tank , re coat the entire > tank with epoxy, attach an additional layer of glass to the removed tank > bottom and use to close up the tank. Add foam, reshape to wing contour, re > glass the wing, take back to the airport, assemble and refill the tank. Now, > that's the way to find and fix a leak. No problems since after 10 years and > 500 hours of flight. Who says building is more fun than flying??????????? > > Larry Flesner > > > _______________________________________________ > Search the KRnet Archives at http://tugantek.com/archmailv2-kr/search. > To UNsubscribe from KRnet, send a message to KRnet-leave at list.krnet.org > please see other KRnet info at http://www.krnet.org/info.html > see http://list.krnet.org/mailman/listinfo/krnet_list.krnet.org to change > options
