Quantcast TM-10-3930-664-24_736
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TM 10-3930-664-24 B.  CLEANING Clean rotate cylinder components in accordance with paragraph 1-24. C.  INSPECTION 1. Conduct overall inspection of rotate cylinder components in accordance with paragraph 1-24. 2. Inspect used piston seals for signs of scoring.  If seals are scored, examine barrel for damage.  If barrel is scored it must be replaced. D.  REPAIR 1. Repair   of   the   rotate   cylinder   consists   of   removal   and   replacement   of   defective,   deformed,   or   damaged components. 2. Replace all rings, wipers, and seals with new components from seal kits. E.  ASSEMBLY 1. Lubricate bearing (15) with grease and install into barrel (1).  Install setscrews (14) and grease fitting (13). 2. Lubricate new O-ring (12) with clean lubricating oil and install onto rod assembly (2). 3. Install new seal (10), wiper (11), and backup ring (9) onto gland (7).  Lubricate new O-ring (8) with clean lubricating oil and install. 4. Install new piston seal (6) onto piston (5). 5. Lubricate I.D.  of gland (7) and piston (5) with grease and install onto rod assembly (2). 6. Install clevis end of rod assembly (2) in a vise.  Install piston nut (4) and torque to 105 to 115 ft-lbs (142 to 156 Nm). CAUTION Use  care  when  installing  piston  assembly  (2)  to  prevent  damage  to  seals,  rings,  and  inside  of cylinder barrel (1).  Lock ring groove in barrel may contain small burrs.  Deburr using emery cloth. 7. Lubricate O.D.  of piston (5) and gland (7) with grease.  Carefully install barrel (1) over rod assembly (2). 8. Tap  gland  (7)  into  barrel  (1)  until  it  seats.    Insert  lockwire  (3)  through  barrel  slot  and  into  hole  in  gland.    Using spanner wrench, rotate gland to the right until lockwire is completely installed. FOLLOW-ON MAINTENANCE: Install rotate cylinder (para.  2-161) END OF TASK 3-231/(3-232 blank)

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