Finally got back to my jack rebuild project. I am still having issues after the rebuild. It's a Sears 2 ton Model 214.12400 from 1987. I replaced the O-ring on the hydraulic cylinder tube nut, the pair of pump shaft O-rings and backers, the sealing ring on the working value (small ball is...
Hiball,
Really appreciate this writeup. I have a Craftsman 2 ton 214.12400 jack that has traveled to most of the race tracks that I ran back in the 80's and 90's with my vintage Mustang. Rebuilding it is sort of a personal project. The only 2 pieces I can't find are the slotted backup o rings...