June 2007
REV C
7-4
Boom Activated Rear Lock-up Manifold Components
The rear lock-up manifold is located on the front of the hydraulic tank at the cab side of the machine.
Index
No.
Description
1
Solenoid valve, 2 position 3 way ..... DA .......... Deactivates chassis sway
Coil nut .................................................................................................................................. 40 in-lbs / 4.5 Nm
1
Note: 'alpha' callouts refer
to corresponding notes on
the hydraulic schematic;
alphanumeric callouts refer
to the electrical schematic
Part No. 97487
GTH-636 • GTH-644 • GTH-842 • GTH-844 • GTH-1048 • GTH-1056
Schematic
Item
Function
circuit when boom is
above 60° .................................................... 20 ft-lbs / 27 Nm
DA
Y69
Section 4 • Repair Procedures
MANIFOLDS
Torque
4 - 51