TM 9-2320-279-34-3
M977, M985, and M984E1 Crane Maintenance Instructions (Cont)
17-28.4. RIGHT HAND FRONT CONTROL VALVE BODY REMOVAL/REPAIR/lNSTALLATION
(M984E1) (CONT).
(9)
(10)
(11)
(12)
(13)
(14)
(15)
(16)
(17)
Remove four screws (21),
cap (22), and preformed
packing (23).
Remove spool (24) from
valve (13).
Remove screw (25), seat (26),
backup ring (27), spring (28),
and seat (29) from spool (24).
Remove two caps (30) and caps (31).
Remove two screws (32), screws (33), and valve (34).
Remove two preformed packings (35) and two preformed
packings (36) from valve body (37).
Remove plug (38), preformed
packing (39), screw (40), and preformed
packing (41).
Remove valve (42), preformed
packings (43), preformed packing (44),
washer (45), and spring (46).
Remove four screws (47), end cap (48),
preformed packing (49), and spool (50)
from valve (34).
17-138.16
