TM 10-3930-664-24 9. While  holding  crankshaft  to  prevent  fuel  injection pump  from  turning,  remove  nut  (20)  and  washer (21) from fuel pump shaft (22). 10. Using   puller   kit,   push   pump   shaft   (22)   from   fuel pump drive gear. 11. Remove fuel pump (4) by removing .three nuts (23). Remove studs (24) only if replacement is required. 12. Remove  and  discard  gasket  (25).    Ensure  that  all gasket material is removed from mounting surface. B. CLEANING Clean fuel pump and related components in accordance with paragraph 1-24. C. INSPECTION Inspect fuel pump and related components in accordance with paragraph 1-24. D. INSTALLATION 1. Locate top dead center (TDC) for cylinder number 1 in accordance with step A-3. 2. Install new gasket (25). 3. Install   fuel   pump   (4)   onto   studs   (24)   and   finger tighten three nuts (23).  Pump must be free to move in mounting slots. 3-65