Function Manifold Components, S-120 And S-125 Models (Before Serial Number 431) - Genie S-100 Service And Repair Manual

March 2017
10-5
Function Manifold Components, S-120 and S-125 Models
(to serial number 430)
The function manifold is mounted to the turntable next to the ground controls.
Index
No. Description
1 Relief valve, 1800 psi / 124.1 bar ........BA ..........Boom extend pressure limit ............... 18-20 ft-lbs / 24-27 Nm
2 Proportional solenoid valve ................ BB ..........Boom extend/retract
3 Solenoid valve, 3 position 4 way ........ BC ..........Turntable rotate left/right ...................25-27 ft-lbs / 34-37 Nm
4 DO3 valve, 3 position 4 way............... BD ..........Boom up/down .......................................30-35 in-lbs / 3-4 Nm
5 Priority flow regulator valve,
0.1 gpm / 0.38 L/min .......................... BE ..........Bleeds off differential
6 Proportional solenoid valve ................ BF ..........Boom up/down proportional
7 Proportional solenoid valve ................ BG ..........Turntable rotate proportional
8 Counterbalance valve,
3200 psi / 220.6 bar ........................... BH ..........Boom down circuit .............................30-35 ft-lbs / 38-41 Nm
9 Relief valve, 2600 psi / 179.3 bar ....... BI ...........Turntable rotate, boom lift and
10 Check valve........................................ BJ ...........Load sensing circuit,
11 Orifice - plug,
0.040 inch / 1.02 mm...........................BK ..........Differential sensing dampening
This list continues. Please turn the page.
Part No. 1268494
Schematic
Item Function
proportional speed control ................. 33-37 ft-lbs / 45-50 Nm
sensing valves to tank .......................18-20 ft-lbs / 24-27 Nm
speed control .....................................33-37 ft-lbs / 45-50 Nm
speed control .....................................18-20 ft-lbs / 24-27 Nm
boom retract pressure limit ................ 25-27 ft-lbs / 34-37 Nm
boom up/down ...................................12-14 ft-lbs / 16-19 Nm
S-100 • S-105 • S-120 • S-125
Section 3 • Repair Procedures
MANIFOLDS
Torque
3 - 87