TM 5-3895-383-24
22.
Remove plug (50) and pin (51) from both sides of pump
housing (49).
23.
If necessary, remove two dowels (52) from pump
housing (49).
24.
Remove five bolts (53), and remove directional control
valve (54) and the gasket from the pump housing.
25.
Remove four bolts (55), and remove servo piston
assembly (56) from the pump housing.
26.
Remove the four bolts, and remove cover (58) from the
pump housing. Remove O-ring seal (59) from cover
(58). Check the O-ring seal for damage or wear and
replace if necessary.
NOTE:
Steps 27a through 27e are provided for reference
only.
27.
Disassemble servo piston assembly (56) as follows:
a.
Remove nut (57), and remove cover (64) from rod
(71). Remove O-ring seal (63) from cover (64).
Check the O-ring seal for damage or wear and
replace if necessary.
b.
Remove O-ring seal (75) from rod (71). Check the
O-ring seal for damage or wear and replace if
necessary.
c.
Carefully compress spring (70), and remove retaining
ring (60), retainer (65), keepers (67) and collar (69)
from rod (71). Slowly release the spring tension.
Remove spring (70), spacer (72) and collar (73) from
rod (71).
d.
Carefully compress spring (76), and remove retaining
ring (62), retainer (66), keepers (68) and collar (77)
from rod (71). Slowly release the spring tension.
Remove spring (76) and collar (74) from rod (71).
e.
Remove rod (71) from piston (61).
28.
Remove retaining ring (78), seal (79) and retaining ring
(80) from pump housing (49).
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