TM 9-2350-238-34-22-39. MAINTENANCE OF PRESSURE RELIEF VALVE 12253778-1 AND PRESSURERELIEF VALVE 12253778-2 (CONT).DISASSEMBLY Disassembly 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 valves(PN 12253778-1 and 12253778-2).If your unit has damaged valves(PN 10922170-2 or 10922170-3),order pressure relief valves(PN 12253778-1 or 12253778-2),in accordance with TM 9-2350-238.24P-2.l Disassembly procedures are writtenfor one pressure relief valve but ap-ply to all three.1 Remove four socket capscrews (1) andpilot cap (2) from pressure relief valvebody (3).2-180
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