TM  10-3930-643-34 HYDRAULIC  SYSTEM  TROUBLESHOOTING  AND  MAINTENANCE. 12-9. Tilt Cylinder. (Sheet 7 of 10) ASSEMBLY NOTE Lubricate  all  preformed  packings, wipers,   seals, rod and cylinder before  installing. 36. Using an arbor press, install new bushing (56) on cylinder (55). 37. Install new bushing (54) on rod (53). 38. Install wear ring (51), washer (50), new preformed packing (49) and new seal (48) on piston (52). 39. Install new wiper (27) on retainer (23). 40. Install retainer (23), new ring cord (24) and items 52 thru 48 as an assembly on rod (53). 41. Install ring (47), new preformed packing (46) and ring (45) on rod (53) l 42. Install  new  preformed  packing  (44), seal (43), ring (42), back UP ring (41), new preformed packing (40), and ring buffer (39) on piston (38). 43. Install piston (38) on rod (53). GO to sheet 8 12-71