TM 10-3930-643-34 STEERING  TROUBLESHOOTING  AND  MAINTENANCE.  (cont) 9-4. Ground Driven Steering Pump (S/N 2001 and above). (Sheet 7 of 8) ASSEMBLY  (cont) 37. Install  new  preformed  packing  (41) and  two  new  preformed  packings  (40) in body (59). 38. Install sleeve (38) and spring (37) in valve body (39). 39. Install  new  preformed  packing  (36), plate  (35),  four  washers  (34)  and bolts (33). 40. Install  two  new  preformed  packings (32) in valve body (39). 41. Install  new  preformed  packing  (31), two  new  preformed  packings  (30), springs (29) and pistons (28) in body (59). 42. Install  new  preformed  packing  (27), plate (26) and two spacers (25). 43. Install two springs (24) and pistons (23). 44. Position valve body (37) and plate (26) against body (57). 45. Using an socket head screw key, install two washers (22) and bolts (21). GoO to sheet 8 9-30