TM 10-3930-669-34 10-4. DIFFERENTIAL REPAIR (CONT). (13) Subtract Distance D from the sum determined   in   Step   (12).      Record   this difference as Distance I. (14) Subtract Distance I from 4.4 in. (112 mm) to determine total shim thickness.  Record this difference as Distance S. (15) Measure   and   assemble   shims   (9)   until total thickness equals Distance S. (16) Apply lubricating oil to seal (8). (17) Install seal (8) on pinion assembly (7). (18) Apply sealing compound to twelve  screws (6). (19) Install  shims  (9)  and  pinion  assembly  (7) on   differential   housing   (10)   with   twelve screws (6).  Tighten screws to 63 to 66 lb- ft (86-89 N•m). NOTE Left  and  right  bearing  race  and  ring nuts are installed the same way.  Left bearing race and ring nut are shown. (20) Using a spanner wrench, remove two ring nuts  (13)  from  left  intermediate  cover  (2) and right intermediate cover (3). 10-28