TM 9-4940-568-34
6-58
6-14. HOIST, BOOM, TELESCOPE, SWING SOLENOID PILOT VALVE REPAIR (Continued)
b.
Cleaning/Inspection
(1) Clean all parts.
(2) Inspect all parts for scoring, pits, rust,
gouges, or damage.
(3) Inspect all other parts. Replace all parts
failing inspection.
c.
Assembly
NOTE
Lubricate all preformed packings
with clean hydraulic oil.
All four valves are assembled the
same way.
(1) Install valve slide (7) in solenoid valve
(8).
(2) Install two preformed packings (6),
preformed packings (5) and directional
valves (4) in solenoid valve (8).
(3) Aline
matchmarks
and
install
two
solenoids (3), preformed packings (2)
and caps (1) on directional valves (4).
END OF TASK
Follow-On Maintenance
Install hoist, boom
telescope, and swing
valves (para 3-37).
1
2
3
4
5
8
7
6
4
3
2
1
5
6
