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TM 5-2420-222-34
14-3.
HYDRAULIC PUMP ASSEMBLY MAINTENANCE (Con’t).
b.
DISASSEMBLY
NOTE
Preformed packings may have been
removed when adapter and elbow were
removed.
1.
Remove preformed packings (14 and 15)
from
hydraulic
pump
housing
(13).
Discard preformed packings.
2.
Remove plug (24) and preformed packing
(23 Discard preformed packing.
3.
Remove plug (7), preformed packing (27),
elbow (26), and preformed packing (25).
Discard preformed packings.
4.
Remove
eight
plugs
(8),
preformed
packings (9 springs (10), pistons (11), and
sheaths (12 Discard preformed packings.
5.
Remove eight plugs (20) and preformed
packing
(21).
Discard
preformed
packings.
6.
Using inlet valve removal tool, remove
eight inlet valves (22).
7.
Remove retaining ring (19), oil seal (18),
backup ring (17), and quad ring packing
(16). Discard quad ring packing, backup
ring, and oil seal.
TA701550
14-15
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