TM 9-2590-506-13&P
5-19. INTERNAL
VALVE
MAINTENANCE
INSTRUCTIONS (Continued)
f. Assembly.
NOTE
If piston seal garter springs (15) do
not require replacement, proceed to
step (2).
(1) Join piston seal garter springs (15)
together at one end by screwing the small
end of one spring into the large end of the
other spring. Then form a loop with the
two springs and join the other two ends
together in a similar manner.
(2) Place piston seal (14) over valve piston
assembly (17) and install piston seal
garter springs (15) around piston seal and
insert piston seal into valve cap (3).
(3) Install retaining ring (23) in groove of
piston shaft (8) and install piston shaft in
valve piston assembly (17).
5-35
