Manifolds; Function Manifold Components - Genie Z-30/20N Service Manual

Section 4 • Repair Procedures

Manifolds

7-1

Function Manifold Components

The function manifold is locate behind the ground controls turntable cover.
Index
No. Description
1 Solenoid valve, 3 position 4 way ....... A ........... Platform level up/down ..................... 20-25 ft-lbs / 27-34 Nm
2 Counterbalance valve ........................ B ........... Platform level down ........................... 20-25 ft-lbs / 27-34 Nm
3 Counterbalance valve ....................... C ........... Platform level up ............................... 20-25 ft-lbs / 27-34 Nm
4 Relief valve, 1100 psi / 75.8 bar ....... D ........... Turntable rotate left/right ................... 30-35 ft-lbs / 41-47 Nm
5 Relief valve, 1600 psi / 110 bar ......... E ........... Secondary boom down ..................... 20-25 ft-lbs / 27-34 Nm
6 Relief valve, 1600 psi / 110 bar ......... F ........... Primary boom down .......................... 20-25 ft-lbs / 27-34 Nm
7 Relief valve, 1800 psi / 124 bar ........ G ........... Primary boom extend ........................ 20-25 ft-lbs / 27-34 Nm
8 Proportional solenoid valve .............. H ........... System flow regulating circuit ........... 30-35 ft-lbs / 41-47 Nm
9 Check valve ....................................... I ............ Brake circuit ...................................... 10-12 ft-lbs / 14-16 Nm
10 Solenoid valve, 3 position 4 way ....... J ............ Steer left/right .................................... 20-25 ft-lbs / 27-34 Nm
11 Solenoid valve, 3 position 4 way ....... K ........... Primary boom extend/retract ............. 20-25 ft-lbs / 27-34 Nm
12 Pressure switch ................................. L ........... Brake circuit
13 Solenoid valve, N.C. poppet ............. M ........... Brake circuit ...................................... 20-25 ft-lbs / 27-34 Nm
14 Orifice, 0.045 inch / 1.14 mm ............ N ........... Brake circuit
This list continues. Please turn the page.
4 - 30
Schematic
Item Function
Genie Z-30/20N
April 2005
REV B
Torque
Part No. 106373