Function Manifold Components, S-120 And S-125 Models (Before Serial Number 431) - Genie S-105 Service Manual

Section 4 • Repair Procedures
MANIFOLDS
10-5
Function Manifold Components, S-120 and S-125 Models
(before serial number 431)
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.
4 - 86
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
June 2011
REV A
Torque
Part No. 102916