TM 9-2350-238-34-22-37. MAINTENANCE OF PRESSURE RELIEF VALVE (CONT).DISASSEMBLYDisassembly and reassembly ofvalves should be performed in aclean, dry, dust free area to prevententry of foreign matter.NOTEThese procedures are written and il-lustrated for pressure relief valve(PN12253780). If your unit has adamaged pressure relief valve (PN10922199), order pressure reliefvalve (PN12253780) in accordancewith TM 9-2350-238-24P-2.3 Remove spring seat (9), preformed pack-ing (10), poppet spring (11), and poppet(12) from pilot cap (13).4 Remove four socket capscrews (14) andcover cap (15) from pressure relief valvebody (5).5 Remove preformed packing (16) andpreformed packing (17) from cover cap(15).6 Remove filter disc (18), filter disc adapter(19), spool (20), and spool spring (21)from pressure relief valve body (5).1 Remove check spring plug (1), preformed7 Remove four socket capscrews (22) andpacking (2), valve spring (3), and checkpilot cap (13) from pressure relief valvebody (5).valve (4) from pressure relief valve body(5)8 Remove two preformed packinqs (23) and2 Remove hexagon plain nut (6), adjustingpreformed packing (24) from pilot cap(13).screw (7), and using retaining ring pliers,remove adjusting screw retainer (8).2-164
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