TM 5-3810-306-20
LIFT CYLINDER OVER CENTER VALVE INSTALLATION
TOOLS: General mechanic’s tool kit: automotive (5180-00-177-7033)
SUPPLIES:
Lockwasher (Item 15, Appendix C)
EQUIPMENT CONDITIONS: Disconnect ground cable at shunt. (Refer to page 8-109.)
REMOVAL:
1.
REMOVE LIFT CYLINDER OVER CENTER VALVE
ASSEMBLY (1).
a.
Tag and remove three hydraulic lines to valve
assembly (1). Remove and discard packings (6)
b.
Remove bolts (2), washers (3), lockwashers (4)
and nuts (5) securing valve assembly (1) to
mount. Discard lockwashers (4).
c.
Remove over center valve assembly (1).
INSTALLATION:
1.
INSTALL LIFT CYLINDER OVER CENTER VALVE
ASSEMBLY (1).
a.
Position over center valve assembly (1) on
mount.
b.
Install bolts (2), washers (3), new lockwashers
(4) and nuts (5).
c.
Connect three hydraulic lines with new packings
(6) to valve assembly (1) as tagged on removal.
2.
CONNECT GROUND CABLE AT SHUNT. (REFER
TO PAGE 8-109.)
3.
START CRANE AND CHECK FOR LEAKS AND
PROPER OPERATION.
END OF TASK
16-14
