Posted 4/16/2014 07:51 (#3819366 - in reply to #3819311) Subject: RE: Post driver Problems
Between Omaha and Des Moines, 7 miles South of I80
On the oil filler cap, for Dad's 4020 (old 1966 model); it is also the vent, so it is nice to keep the original cap as part of the hydraulic system, even when the post driver is in use.