leadscrew

I have an Enco lathe (model 110-2031, of which I own possibly the only example), and I do not have the manual. I have been reading the manual for the Grizzly G9249, which is clearly somewhat similar, but definitely not the same. In the manual, in the section "Power Feed", is described the...

I needed a fine advance for my lathe car when milling with my milling attachment or my milling spindle. So, I made this simple hand crank to be used with the Z100 gear.

This problem has arisen recently and I have not been able to figure out the source. I was seeing a lot of movement in the cross slide while cutting and getting chatter as a result, so I adjusted the gib for a tighter fit. All was well for a few months, but now I am experiencing difficulty...