TM10-3930-660-34 16-5.  MLRS ATTACBHENT CONTROL VALVE - REPAIR (Cont’d) ASSEMBLY NOTE Wipe all sealing surfaces on valve clean and dry. Apply  film  of  clean  hydraulic  oil  to  all  seals  as they are installed. 1. ASSEMBLE VALVE PARTS (31-62). a. If removal of O-ring (62) and plug (61)  was  necessary, install plug (61) with new O-ring (62). b. If removal of O-ring (60) and plug (59)  was  necessary, install plug (59) with new O-ring (60). c. Install plug (58) into each spool (55, 56 and 57). d.   Install spools (55 and 56) and two spools (57). e. Install spring seat (54) and spring (53) in each housing section. f. Install  two  new  small  O-rings  (51)    and  one  new  large O-ring (52) to each EHP assembly (50). g. Install    eight    Electric    Hydraulic    Proportioning    (EHP) assemblies (50) with new lockwashers (49), flatwashers (48) and two bolts (47). NOTE Valve  section  (39)  closest  to  outlet  housing  (36)  has  no  shuttle plate (44). h. Install  four  pistons  (46),  four  springs  (45)  and  three shuttle plates (44). i. Install one new large O-ring (42) and two new small O- rings (43) in each face of housing sections. 16-27