Jib Boom Manifold - Genie ZX-135/70 Service And Repair Manual

Service and Repair Manual
Manifolds
8-3

Jib Boom Manifold

The jib boom manifold is mounted inside the primary extension boom at the platform end.
Index
Description
No.
1 Pressure compensator valve,
150 psi / 10.3 bar
2 Solenoid Valve, 2 position 3 way
3 Solenoid Valve, 2 position 3 way
4 Flow regulator valve, 2 gpm / 7.6
L/min
5 Orifice, 0.040 inch / 1 mm
6 Check valve, 25 psi / 1.7 bar
7 Shuttle valve
8 Proportional solenoid valve,
3 position 4 way
9 Proportional solenoid valve,
3 position 4 way
102
Schematic
Function
Item
X Jib boom up/down circuit,
regulates pressure drop across
jib boom up/down proportional
valve
AE Jib boom retract
AD Jib boom extend
AC Jib boom extend/retract circuit
AB Jib boom extend/retract circuit
AA Holds oil in jib boom manifold
Z Jib boom up/down circuit
Y Jib boom up/down
AF Jib boom bellcrank level
up/down
ZX®-135/70
April 2018
Torque
30-35 ft-lbs / 41-47 Nm
20-25 ft-lbs / 27-34 Nm
20-25 ft-lbs / 27-34 Nm
20-25 ft-lbs / 27-34 Nm
20-25 ft-lbs / 27-34 Nm
10-12 ft-lbs / 14-16 Nm
20-25 ft-lbs / 27-34 Nm
20-25 ft-lbs / 27-34 Nm
Part No. 1279835GT