TM 9-2815-225-34&P 3-61.  FUEL PUMP FRONT COVER AND GOVERNOR REPAIR (Contd) LOCATION/ITEM ACTION REMARKS e.  Assembly (M915A1/Big Cam III) (Contd) 27.     Two new shaft seals (14) a.  Using main shaft seal driver (37), Main shaft seal driver (37) is part press first shaft seal on cover of front cover and main shaft assembly (8) with lip toward assembly tool kit (3375175). back of cover assembly (8). b.  Using main shaft seal driver (37), Use front cover and main shaft press second shaft seal on cover assembly tool kit (3375175).  Shaft assembly (8) with lip toward front seals must be spaced so weep hole of cover assembly. is not covered. 28.     Fuel pump drive shaft (20) a.  Install oil seal assembly tool (38) Use oil seal assembly tool and attached parts on shaft (20). (ST-419) (38). b.  Carefully press shaft (20) on Be careful not to move shaft cover assembly (8) until bearing seals (14). (10) is against bottom of cover assembly (8) hole. 29.     Retaining ring (11) Install on fuel pump drive shaft Look through holes in gear to (20) between fuel pump drive gear ensure retaining ring (11) is in (12) and bearing (10).   groove. 30.     Coupling key (15) Install on fuel pump drive shaft (20). 31.     Tachometer drive gear (19) a.  Position on fuel pump drive Ensure tachometer gear teeth and fuel pump drive shaft (20). are aligned. coupling (18) b.  Press slowly and straight onto shaft (20). c.  Secure with screw (16) and Hold fuel pump drive coupling washer (17). (18) in copper-jawed vise.  Tighten screw to 5 lb-ft (7 Nm). 32.     Governor assembly (25) a.  Slide on governor bushing (9). b.  Rotate with weights opened out to ensure it will turn completely in housing. 33.     Weight-assist plunger (22), a.  Install between governor Always install weight-assist shims (23), and spring (24) weights in bore of governor plunger (22) with smallest end assembly (25). toward governor weights. 3-416