On Mar 17, 2018, at 11:06 PM, mike wilson <m.9.wil...@ntlworld.com> wrote:
> Sometimes, a piece of grit may become trapped between the ball and clamping > piece of plastic, distorting the plastic. The resulting "pip" will always > cause drag. Judicious scraping with an extremely sharp implement (I've used > a suitably shaped piece of broken glass) will relieve the lump. A light > dusting with PTFE spray can work as a substitute for scraping if there are > multiple instances of the issue. Buying a new pad would be the ideal answer. > Good luck with that. Sounds like a bit of fine sandpaper would do the job. Cheers, Dave -- 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.
