TM 10-3930-669-20 (2) Remove clamp (4) and hose (5) from nipple (6). NOTE • Screws  used  in  connecting  the  fuel  pipes  are  banjo  screws  and  cannot  be  replaced  by standard screws. • One injector line shown removed, all four are removed the same way. (3) Remove nipple (6), banjo screw (7), washers (8), two fuel return pipes (9 and 10) and fuel return pipe (11) from injector (12).  Discard washers. 4-11