2-39. MAINTENANCE OF PRESSURE RELIEF VALVE 12253778-1 AND PRESSURE
RELIEF VALVE 12253778-2 (CONT).
Disassembly and reassembly of
valves should be performed in a
clean, dry, dust-free area to prevent
entry of foreign matter.
These 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.
l Disassembly procedures are written
for one pressure relief valve but ap-
ply to all three.
1 Remove four socket capscrews (1) and
pilot cap (2) from pressure relief valve