TM 10-3930-664-24 12.  DISCONNECT HOSE ASSEMBLIES (35, 36, 50, 51, 52)   FROM   LEFT   OUTER   RAIL   MANIFOLD   (53). REMOVE FITTINGS. a. Tag  and  disconnect  hose  assemblies  (35,  36) from fittings (54, 55). b. Remove   fittings   (54,   55)   from   left   outer   rail manifold (53).  Remove and discard O-rings (56, 57). c. Tag  and  disconnect  hose  assemblies  (50,  51, 52) from elbows (58, 59). d. Remove  elbows  (58,  59)  and  adapters  (60,  61) from  left  outer  rail  manifold  (53).    Remove  and discard O-rings (62, 63). 13.  DISCONNECT HOSE ASSEMBLIES (37, 38, 64, 65, 66)  FROM  RIGHT  OUTER  RAIL  MANIFOLD  (67). REMOVE FITTINGS. a. Tag  and  disconnect  hose  assemblies  (37,  38) from fittings (68, 69). b. Remove   fittings   (68,   69)   from   right   outer   rail manifold (67).  Remove and discard O-rings (70, 71). c. Tag  and  disconnect  hose  assemblies  (64,  65, 66) from elbows (72, 73). d. Remove  elbows  (72,  73)  and  adapters  (74,  75) from right outer rail manifold (67).  Remove and discard O-rings (76, 77). 2-425