Serial number range 407918 410019 (Jaw crushers with ...
Cylinder Set Screw (2640 and 2650 jaws only) On 2640 and 2650 jaw crushers, the rod end gland of the hydraulic cylinder for the auto adjust system must be checked for tightness. Remove set screw. The rod end gland of the hydraulic cylinder should be "snug" tight. Apply red loctite on the set screw and reinstall the set .