Genie Z-51/30J, Service And Repair Manual

Page: 63 / 144

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