TM 10-3930-664-24 B.  CLEANING Clean shutoff ball valve in accordance with paragraph 1- 24. C.  INSPECTION Inspect   shutoff   ball   valve   and   related   components   in accordance with paragraph 1-24. D.  INSTALLATION 1.     Wrap  pipe  threads  on  nipple  (4)  and  elbow  (2)  with teflon tape before installing. 2.     Install   pipe   nipple   (4),   shutoff   ball   valve   (3),   and elbow (2). 3.     Connect fuel hose assembly (1) to elbow (2). 4.     Service   fuel   tank   with   approved   fuel.      Check   for leaks and tighten connections as required. 5.     Place shutoff ball valve handle in open position after servicing fuel tank. FOLLOW-ON MAINTENANCE: None END OF TASK 2-96