Thanks Godfrey. Paul
> On Mar 16, 2018, at 9:48 PM, Godfrey DiGiorgi <godd...@me.com> wrote: > > Yes, lubricant on a ball head is generally a really bad idea. I don't know of > any manufacturer that recommends lubricant of any kind. > > Really Right Stuff has a video on how to clean one of their ball heads > properly. I've found that it is just about exactly the same as the procedure > described by Arca-Swiss, FOBA, Kirk Photo, Acratech, and others in their > owner's manual and literature. > > https://youtu.be/eR_a8I3Zd_I > > I would do this first, before anything else. The likely cause of stiction in > a ball head is a tiny—microscopic!—film of finger oil and dirt deposited on > the ball's treated surface ... get all of it off and the ball head should > work as new again. > > G > >> Paul Stenquist Fri, 16 Mar 2018 07:18:02 -0700 wrote: >> >> I use a large heavy-duty Sirui bullhead when shooting off a tripod with big >> glass. It’s been excellent for several years, smooth and solid. But I think >> it may have picked up a few specks of dirt here and there, and now it has a >> bit of a tug and hesitation in its movement. I’m wondering if anyone has >> tried lubricating a bullhead with light oil. I think that may make matters >> worse by attracting dirt. I can clean it somewhat by rotating it to extreme >> positions while wiping it down, but that doesn’t seem to fully solve the >> problem. Is lube okay or a bad idea? > -- > PDML Pentax-Discuss Mail List > PDML@pdml.net > http://pdml.net/mailman/listinfo/pdml_pdml.net > to UNSUBSCRIBE from the PDML, please visit the link directly above and follow > the directions. -- PDML Pentax-Discuss Mail List PDML@pdml.net http://pdml.net/mailman/listinfo/pdml_pdml.net to UNSUBSCRIBE from the PDML, please visit the link directly above and follow the directions.
