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TM 10-3930-664-24
11.
Remove dust seal (17) from bushing (16) using
thin bladed screwdriver. Remove and discard
quad ring seal (18).
WARNING
Spool has sharp edges. Use care when
handling spool to prevent injury.
12.
Remove two bearing races (19) and needle
thrust bearing (20) from spool and sleeve
assembly (21). Remove and discard seal (22).
13.
Tip housing (4) onto port face. Slowly rotate and
pull spool and sleeve assembly (21) to remove
from meter end of housing.
14.
Push pin (23) from spool and sleeve assembly
(21). Remove spool (24) from sleeve (25).
15.
Carefully remove six centering springs (26) from
spool (24).
16.
Remove and discard seal (27).
17.
Remove set screw (28 from housing (4) using
1/4 inch hex key.
18.
Screw #1/8 inch-24 machine screw into end of
check ball seat (29). Lift seat from housing (4)
by pulling on screw with pliers.
19.
Remove seals (30, 31) from seat (29). Discard
seals.
20.
Tip housing (4) to remove check ball (32) and
retainer (33).
21.
Do not remove any other components from valve
housing. Remaining valves are factory preset
and must not be removed.
B. CLEANING
Clean steering valve components in accordance with
paragraph 1-24.
C. INSPECTION
1.
Inspect steering valve components in
accordance with paragraph 1-24.
2.
Inspect all mating surfaces for scratches or burrs
that could cause leaking.
3-151
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