Function Manifold - View 1 - Genie Z80/60 Service Manual

Section 4 • Repair Procedures
Manifolds
8-1

Function Manifold - View 1

The function manifold is located next to the ground control box.
Index
No. Description
1 Differential sensing valve .................. A ........... Secondary boom
2 Relief valve, 2500 psi / 172 bar ......... B ........... Secondary boom up .......................... 20-25 ft-lbs / 27-34 Nm
3 Solenoid valve, 2 position 2 way ....... C ........... Secondary boom up circuit ............... 20-25 ft-lbs / 27-34 Nm
4 Relief valve, 2500 psi / 172 bar ......... D ........... Secondary boom down ..................... 20-25 ft-lbs / 27-34 Nm
5 Relief valve, 1300 psi / 89.6 bar ........ E ........... Primary boom down .......................... 20-25 ft-lbs / 27-34 Nm
6 Flow regulator valve,
0.1 gpm / 0.38 L/min .......................... F ........... Bleeds off check valves in
7 Proportional solenoid valve ............... G ........... Primary boom up/down ..................... 30-35 ft-lbs / 41-47 Nm
8 Solenoid valve, 2 position 3 way ....... H ........... Primary boom retract ........................ 33-37 ft-lbs / 45-50 Nm
9 Check valve ....................................... I ............ Differential sensing circuit,
10 Solenoid valve, 2 position 3 way ....... J ............ Primary boom extend ........................ 50-55 ft-lbs / 68-75 Nm
11 Differential sensing valve .................. K ........... Turntable rotate left/right ................... 30-35 ft-lbs / 41-47 Nm
12 Differential sensing valve .................. L ........... Primary boom extend/retract ............ 30-35 ft-lbs / 41-47 Nm
13 Differential sensing valve .................. M .......... Primary boom up/down ..................... 30-35 ft-lbs / 41-47 Nm
14 Priority flow regulator valve,
3 gpm / 11.4 L/min ............................. N ........... Controls flow to the oscillate
15 Solenoid valve, 3 position 4 way ....... O ........... Secondary boom extend/retract ........ 33-37 ft-lbs / 45-50 Nm
4 - 64
Schematic
Item Function
up/extend and down/retract .............. 30-35 ft-lbs / 41-47 Nm
differential sensing circuits to tank .... 20-25 ft-lbs / 27-34 Nm
primary boom extend/retract ............... 8-10 ft-lbs / 11-14 Nm
and platform manifolds ..................... 30-35 ft-lbs / 41-47 Nm
Z-80/60
June 2011
1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3
1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3
REV D REV E
1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3
1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3
Torque
Part No. 88619