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TM10-3930-660-34
16-18.1. HYDRAULIC JOYSTICK CONTROL VALVE - REPAIR (Contd)
NOTE
There are four identical plunger capsule
assemblies (9 - 19) and four identical
metering capsule assemblies (20 - 27).
STEPS 5 and 6 apply to all four.
5.
REMOVE PLUNGER CAPSULE PARTS (9-19)
a.
Remove retaining ring (9) and cap
(10).
b.
Remove O-ring (11) and spool seal
(12) from cap (10).
c.
Remove retainer (13).
d.
Push up on spring seat (14) and
remove retaining ring (15).
e.
Remove spring (16), retaining
ring (17) and spring seat (18)
from plunger (19).
6.
REMOVE METERING CAPSULE PARTS (20-
27).
a.
Remove special plug (20) and
withdraw items (20 - 27)
from housing (28).
b.
Remove pin (21), spring seat (22)
and spring (23) from spool (24).
c.
Remove backup ring (25) and
O-rings (26 and 27) from special
plug (20).
7.
DISCARD O-RINGS (11, 26 AND 27), SEAL
(12) AND BACKUP RING (25).
CLEANING
SEE CLEANING INSTRUCTIONS, PARA. 2-10.
INSPECTION
1.
INSPECT BOOT (1) FOR TEARS,
STRETCHING OR SIGNS OF
DETERIORATION.
16-118
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