TM  10-3930-643-34 GENERAL  SUPPORT  PROPELLER  AND  PROPELLER  SHAFTS  MAINTENANCE.  (cont) 16-1. Front  Differential  Carrier  Assembly. ASSEMBLY  (cont) 82. Install cups (11 and 10) on differential  assembly. 83. Using  hoist  and  sling,  position items 10 thru 35 as an assembly to carrier  (51). 84. Install  two  adjustment  rings  (2). Hand turn against cups (11 and 10). 85. Install two pins (9), bearing caps (8), four washers (7) and bolts (6). Tighten bolts (6) to 160 to 190 lb-ft torque. Identification  marks  on bearing caps and carrier must be alined  during  installation.  If bearing caps do not seat properly, check  adjustment  rings  (2)  for  cross threading. 86. Using a 15/16”   socket and socket wrench handle,   install screw (5) and nut  (4). NOTE The  following  is  a  difference between  M10A  Forklift  models. 87. Using  long  round  nose  pliers,  install cotter pin (1) and on vehicles S/N 2000 and below and 2904 and above, install two new lockwires (3). ADJUSTMENT 88. Refer to paragraph 16-3 for differential  assembly  adjustment procedures. NOTE Return  M10A  Forklift  to  original equipment  condition. (Sheet 13 of 13) GO to sheet 14 END OF TASK 16-14