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Page Title:
BOOM HOIST CYLINDER REPAIR - continued |
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 TM 10-3930-673-34
16-21. BOOM HOIST CYLINDER REPAIR (CONT)
(l)
Remove preformed packings (11 and
18) and back-up ring (19) from
gland (10). Discard preformed
packings.
CAUTION
Do not nick or scratch seal groove
during removal of seal and rod
wiper. Failure to follow this
precaution will cause part damage.
NOTE
Note direction that lip of seal is
facing to aid in installation.
TR01762
(m) Remove seal (20) and rod wiper (21)
from inside of gland (10).
(n)
Remove needle valve (22) from
cylinder tube (2).
WARNING
Use care when removing snap and
retaining rings. Snap and retaining
rings are under spring tension and
can act as projectiles when released
and could cause severe eye injury.
(o)
Remove one snap ring (23) from
cylinder tube (2) and rod (9).
(p)
Press out one bushing (24) from
cylinder tube (2) and rod (9).
(q)
Remove one snap ring (23) from
TR01761
each bushing (24).
b. Cleaning. See Cleaning Instructions
16-122
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