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                                               APPENDIX - D                          the right connection


                                  High Pressure Shuttle Valve
                                                                                     Appendix D



     High pressure shuttle valves M2-SHUTV-HP are used only in Nitrogen manifolds.
                    High Pressure Shuttle Valve Maintenance
     A repair kit is comprised of:             1 O-ring        M2-X-HPV-05
                                               2 O-rings       M2-X-LPV-08
                                               1 O-ring        M2-X-HPV-09
        High pressure shuttle valves M2-SHUTV-HP are used only in Nitrogen manifolds.
                                                               M2-X-LPV-SEAT
                                               2 Seats
                                               Lubricant       Krytox Grease
        A repair kit is comprised of:       1 O-ring              M2-X-HPV-05
                                            2 O-rings             M2-X-LPV-08
     MAINTENANCE PROCEDURE                                        M2-X-HPV-09
                                            1 O-ring
     Dismantling the Shuttle Valve          2 Seats               M2-X-LPV-SEAT
                                            Lubricant             Krytox Grease


     1.  MAINTENANCE PROCEDURE
           Remove the three socket head cap screws from the body.
     2.    Gently separate the two body halves.
        Dismantling the Shuttle Valve
     3.    Remove the piston shaft assembly.
               Remove the three socket head cap screws from the body.
     4.  1.  Unscrew the lock nut (Item #1) from the shaft assembly. Remove the seats (Item #2) and valve
           (Item #3) piston.
        2.     Gently separate the two body halves.
     5.    Extract o-rings from their grooves using a fine pointed instrument (needle), being careful not to

               Remove the piston shaft assembly.
        3.  scratch the brass body halves.
     6.    Discard the o-rings and seats.
        4.     Unscrew the lock nut (Item #1) from the shaft assembly. Remove the seats (Item #2) and valve (Item #3) piston.

        5.     Extract o-rings from their grooves using a fine pointed instrument (needle), being careful not to scratch the brass
               body halves.

        6.     Discard the o-rings and seats.



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