TM 10-3930-664-24 4. Remove plug (9) and spring (11) from body  (1). Remove and discard O-ring (10). 5. Remove   plug   assembly   (12).      Carefully   slide spool (13) out of body (2). B.  CLEANING Clean   priority   valve   components   in   accordance   with paragraph 1-24. C.  INSPECTION Inspect   priority   valve   components   in   accordance   with paragraph 1-24. D.  REPAIR Repair   of   the   priority   valve   consists   of   removal   and replacement of defective, deformed, or damaged components. E.  ASSEMBLY 1. Carefully  slide  spool  (13)  into  body  (2).  Install plug assembly (12) and tighten to 25 to 40 ft-lbs (34 to 54 Nm). 2. Lubricate  new  O-ring  (10)  with  clean  lubricating oil   and   install   onto   plug   (9).   Install   plug   and spring (11) into body (I). 3. Tighten plug (9) to 25 to 40 ft-lbs (34 to 54 Nm). 3-157