Genie Z-51/30J Service And Repair Manual page 63

October 2020
Function Manifold Components, continued
Index Description
No.
18 Check valve, 5 psi / 0.3 bar
19 Check valve, 5 psi / 0.3 bar
20 Check valve, 5 psi / 0.3 bar
21 Check valve, 5 psi / 0.3 bar
22 Flow regulator valve, 0.1 gpm / 0.38 L/
min
23 Counterbalance valve, 3000 psi / 207 bar
24 Pressure compensator valve, 80 psi / 5.5
bar
25 Shuttle valve
26 Flow regulator valve, 0.4 gpm / 1.5 L/min
27 Needle valve
28 Relief valve, 2500 psi / 172 bar
29 Check valve, 5 psi / 0.3 bar
30 Check valve, 5 psi / 0.3 bar
31 Solenoid valve, 2 position 3 way
32 Shuttle valve
33 Check valve, dual pilot operated, 135 psi
/ 9.3 bar
Part No. 1268553GT
Schematic Function
Item
BQ Differential sensing circuit,
turntable rotate
CB Differential sensing circuit,
primary boom retract
BC Differential sensing circuit,
platform rotate left and jib
boom up
BD Differential sensing circuit,
platform rotate right and jib
boom down
BX Primary boom load sense
circuit
CD Primary boom down circuit
BR Turntable rotate circuit
CE Differential sensing circuit,
primary boom up/down
BE Jib boom and platform rotate
circuit
BN Platform level flow control
BH Platform level circuit
BK Differential sensing circuit,
platform level up
BL Differential sensing circuit,
platform level down
CC Primary boom retract
BI Platform level circuit
BJ Platform level circuit
Z®-51/31J
Service and Repair Manual
Manifolds
Torque
12-14 ft-lbs / 16-19
12-14 ft-lbs / 16-19
25 ft-lbs / 34 Nm
25 ft-lbs / 34 Nm
20 ft-lbs / 27 Nm
30-35 ft-lbs / 45-50
25 ft-lbs / 34 Nm
12-14 ft-lbs / 16-19
20 ft-lbs / 27 Nm
20 ft-lbs / 27 Nm
20 ft-lbs / 27 Nm
12-14 ft-lbs / 16-19
12-14 ft-lbs / 16-19
20 ft-lbs / 27 Nm
12-14 ft-lbs / 16-19
20 ft-lbs / 27 Nm
Nm
Nm
Nm
Nm
Nm
Nm
Nm
53