TM 10-3930-643-34 HYDRAULIC  SYSTEM  TROUBLESHOOTING  AND  MAINTENANCE. 12-18. Oscillation Cylinder (S/N 2001 and above). (Sheet 9 of 10) INSTALLATION 40. 41. 42. 43. 44. 45. 46. Using a 7/16" box and open end wrench,   install two fittings (25). Install new preformed packing (6). Using a 7/8" open end wrench, install elbow (5) and hose assembly (4) to cylinder  assembly  (11). Install new preformed packing (3). Install union (2) and hose assembly (1) to cylinder assembly (11). Lubricate two fittings (25) until clean  grease  appears. Use multi- purpose  grease where temperature allows,  if  necessary,  refer  to LO  10-3930-643-12. Check hydraulic fluid level. Add hydraulic  fluid,  if  necessary,  refer to LO 10-3930-643-12. Go to sheet 10 12-168

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