TM 1-1520-238-23
7-64
7.18.
PRIMARY HYDRAULIC MANIFOLD RESERVOIR SEAL REPLACEMENT (AVIM) – continued
c. Remove piston (7) from housing (1).
(1) Remove and discard two seals (8) and (9)
from piston (7).
d. Remove and discard relief valve (10) and re-
tainer (11) from end of piston (7).
e. Remove and discard channel seal (12) and
packing (13) from housing (1).
f. Remove transfer tube (14) from manifold (2).
(1) Remove and discard two packings (15).
7.18.4. Cleaning
a. Wipe removed and attaching parts. Use cloth
(item 52, App F).
b. Clean internal surface of housing and man-
ifold with cloth dipped in small amount of hy-
draulic fluid. Use cloth (item 52, App F) and
clean hydraulic fluid (item 92, App F).
7.18.5. Inspection
a. Check housing for cracks, dents, or distortion
(para 7.1).
b. Check interior of housing for scratches, scor-
ing, galling, or other indications of binding
(para 7.1).
c. Check piston for indications of binding, par-
ticularly on the rod end. None allowed.
d. No repair of working or mating surfaces is
allowed.
e. Check removed and attaching parts for corro-
sion (para 1.49).
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