FRONT ATTACHMENT / Cylinder 10. Install steel ball (14) with set screw (13). Crimp set screw (13) by using a punch (2 places). Boom cylinder, Bucket cylinder : 6 mm : 56.9 N m (5.8 kgf m, 42 lbf ft) Arm cylinder : 8 mm : 96.6 N m (9.9 kgf m, 71 lbf ft) IMPORTANT: Face the slit in cushion seal (19) to the piston. Check the direction of oil groove in cushion bearing (18). 11. (Arm cylinder only) Install snap ring (20), cushion seal (19), cushion bearing (18) and stoppers (17) (2 used) to piston rold (1). CAUTION: Align with the center of cylinder tube (12) and insert the piston rod (1) assembly in order not to damage the rings. 12. Secure cylinder tube (12) horizontally on a workbench.
Insert the piston rod (1) assembly into cylinder tube (12). 13. Tighten cylinder head (6) to cylinder tube (12) with socket bolts (11) (12 used). : 14 mm : 367 N m (37.4 kgf m, 270 lbf ft) W4-2-29