Service and Repair Manual
October 2018
Manifolds
132
Z®-135
/70
Part No. 1268557GT
8-5
Jib Boom Manifold
The jib boom manifold is mounted inside the primary extension boom at the platform end.
Index
No.
Description
Schematic
Item
Function
Torque
1
Pressure compensator valve,
150 psi / 10.3 bar
X
Jib boom up/down circuit,
regulates pressure drop across
jib boom up/down proportional
valve
30-35 ft-lbs / 41-47 Nm
2
Solenoid Valve, 2 position 3 way
AE
Jib boom retract
20-25 ft-lbs / 27-34 Nm
3
Solenoid Valve, 2 position 3 way
AD
Jib boom extend
20-25 ft-lbs / 27-34 Nm
4
Flow regulator valve, 2 gpm / 7.6
L/min
AC
Jib boom extend/retract circuit
20-25 ft-lbs / 27-34 Nm
5
Orifice, 0.040 inch / 1 mm
AB
Jib boom extend/retract circuit
6
Check valve, 25 psi / 1.7 bar
AA
Holds oil in jib boom manifold
20-25 ft-lbs / 27-34 Nm
7
Shuttle valve
Z
Jib boom up/down circuit
10-12 ft-lbs / 14-16 Nm
8
Proportional solenoid valve,
3 position 4 way
Y
Jib boom up/down
20-25 ft-lbs / 27-34 Nm
9
Proportional solenoid valve,
3 position 4 way
AF
Jib boom bellcrank level up/down
20-25 ft-lbs / 27-34 Nm
Summary of Contents for Genie Z-135/70
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Page 233: ...October 2018 Service and Repair Manual 219 Generator Wiring Schematic ...
Page 236: ...Service and Repair Manual October 2018 222 Hydraulic Generator Welder Option ...
Page 242: ...Service and Repair Manual October 2018 228 Hydraulic Schematic from serial number 535 ...
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