A little bit of heat wont hurt either. Then instead of oil or grease I use a copper based anti seize compound. works great and keeps the connection good to because of the copper.
The Original Rolling Ball Clock Idle Tyme Idle-Tyme.com http://www.idle-tyme.com On 6/2/2010 11:31 AM, B J wrote: > <snip> > > >> We are leaving today for Europe and >> of course I waited until the last minute to take down my >> Arrow antenna, which has been mounted outside for about a >> year. But, when I attempted to unscrew the elements, >> they would not budge, even after receiving a big dose of >> WD-40. And the elements are not that solid so it's not >> possible to use a great deal of force. >> >> Is there some trick to unscrewing these things? >> > <snip> > > I've loosened corroded threads after applying penetrating oil and then > *gently* applying torque. Usually I was successful, though I sometimes had > to repeat the process. > > After disassembling the elements, it might be a good idea to remove the > threaded stud and run a tap down the holes at the ends of the shafts to clean > them out. I also recommend cleaning the external threads with a wire brush > or running a die over them. > > If the latter doesn't help, replacement studs might be available at places > such as hardware or building supply stores or automotive parts dealers. If > not, they could be made by cutting ready rod to length and beveling the ends. > > To prevent the threads from binding in the future, there are compounds > available just for that purpose. A building supply store might have > something like that for threaded pipe. Just dip the external thread in it > and screw the element back together. > > I hope this helps. > > 73s > > Bernhard VA6BMJ @ DO33FL > > > > _______________________________________________ > Sent via [email protected]. Opinions expressed are those of the author. > Not an AMSAT-NA member? Join now to support the amateur satellite program! > Subscription settings: http://amsat.org/mailman/listinfo/amsat-bb > > > _______________________________________________ Sent via [email protected]. Opinions expressed are those of the author. Not an AMSAT-NA member? Join now to support the amateur satellite program! Subscription settings: http://amsat.org/mailman/listinfo/amsat-bb
