2-43. MAINTENANCE OF PRESSURE RELIEF VALVE (CONT).
1 Remove four pilot capscrews (1) and
pilot cap (2) from valve body (3).
Disassembly and reassembly of
valves should be performed in a
clean, dry, dust-free area to prevent
entry of foreign matter. Cover valve
ports to keep out dirt.
These procedures are written and il-
lustrated for pressure relief valve
(PN 12253776). If your unit has a
damaged pressure relief valve (PN
10922175), order pressure relief
valve (PN 12253776) in accordance
with TM 9-2350-238-24P-2.
2 Remove preformed packing (4) from pilot
3 Remove preformed packing (5), piston
guide (6), piston spring (7), and piston
(8) from valve body (3).
4 Remove hexagon plain nut (9), pressure
adjusting screw (10), and using retaining
ring pliers, remove retainer cap (11).
5 Remove spring seat (12), preformed
packing (13), poppet spring (14), and
poppet (15) from pilot cap (2).