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/INSTALLATION
(M984E1) (CONT).
NOTE
Tag and mark all hydraulic hoses and lines.
(7) Disconnect nine hydraulic hoses (12) and
three hydraulic lines (13).
(8)
(9)
(10)
Remove two screws (14),
lockwashers (15), screw (16),
and lockwasher (17) from
bracket (3).
Repeat step (8) for other side.
Remove valve body (18) from
bracket (3).
b. Disassembly.
NOTE
All four pilot valves are
removed and repaired the
same.
(1)
(2)
Remove four caps (1),
screws (2), and pilot valve
assembly (3).
Remove three preformed
packings (4), preformed
packing (5), and plate (6).
17-138.14
