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 TM 55-1905-222-14
6-8
REPAIR RAMP HOIST HAND PUMP (Continued).
INSPECTION
INSPECT RAMP HOIST HAND PUMP.
a. Inspect springs for distortion, loss of tension
or broken coils.
b. Inspect pins, balls, piston, and blocks for
burrs or nicks.
c. Inspect hand grip for deterioration.
d. Replace all packing and seals with new ones.
e. Remove burrs or nicks with crocus cloth.
f.
Replace all defective parts as required.
ASSEMBLY
ASSEMBLE RAMP HOIST HAND PUMP
a. Install clevis (23) onto pump piston (20).
b. Install reinforcing ring (22), packing (21), and
pump piston (20). Use new packing.
c.
Install preformed packing (19), and pump valve
ball (18).
d. Install check ball (17), valve spring (16), and
secure with retaining ring (15).
e. Install valve spring seal washer (14) in pump
block (13).
f.
Install pump barrel (11), into pump valve block
(12).
6-33
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