TM 10-3930-643-34 STEERING  TROUBLESHOOTING  AND  MAINTENANCE.  (cont) 9-3. Ground Driven Steering Pump (S/N 2000 and below). (Sheet 9 of 10) ASSEMBLY  (cont) 44. 45. 46. 47. 48. 49. 50. 51. 52. Using  slip  joint  pliers,  install  plug (37) in retainer (38). Using a 1/4"   socket  and  socket  wrench handle,    install  plug  (36),  new preformed packing (35) and plug (34). Using a 1/4"   socket head screw key, 1/4" socket, socket wrench handle and torque  wrench,  install four  bolts (33), two bolts (32) and block (30). Tighten bolts (33 and 32) to 18 lb-ft. Install two new preformed packings (31) in block (30). Using  slip  joint  pliers,  install  two studs (29). Using a 9/16" socket and socket wrench  handle,  install  two washers (28) and nuts (27). Install two bearings (26) and new preformed  packing  (25). Install shafts (24 and 23). Using  retaining  ring  pliers,  install two rings (22). Go to sheet 10 9-22