Part No. 1268494
S-100 • S-105 • S-120 • S-125
3 - 83
March 2017
Section 3 • Repair Procedures
Function Manifold Components, S-100 and S-105 Models
,
continued
(from serial number 137)
The function manifold is mounted to the turntable next to the ground controls.
Index
Schematic
No.
Description
Item
Function
Torque
12
Relief Valve, 2600 psi / 179.3 bar
...... FI ............Turntable, primary lift and
boom retract pressure limit ................
25-27 ft-lbs / 34-37 Nm
13
Counterbalance Valve,
3200 psi / 220.6 bar
........................... FH ..........Primary lift, load holding ...........................
30-35 ft-lbs / 38-41 Nm
14
Orifice Plug, 0.040 inch / 1.016 mm
...
FK
..........Differential sensing damping
15
Diagnostic Nipple
............................... TP ..........Testing
16
Proportional Valve .............................. FB ..........
Boom extend/retract solenoid
valve proportional speed control.........
33-37 ft-lbs / 45-50 Nm
17
Check Valve, 5 psi / 0.34 bar
............. FM ..........
Extension cylinder
load sense check ............................
12-14 ft-lbs / 16.3-19 Nm
18
Check Valve, 5 psi / 0.34 bar
............. FJ ...........
Primary lift load sense check...........12-14 ft-lbs / 16.3-19 Nm
19
Differential Sensing Valve,
110 psi / 7.58 bar
............................... FP ..........Directs flow to functions ............................
25-27 ft-lbs / 34-37 Nm
20
Check Valve, 5 psi / 0.34 bar
............. FL ...........
Extension cylinder
load sense check ............................
12-14 ft-lbs / 16.3-19 Nm
21
Flow Regulator Valve,
0.1 gpm / 0.38 L/min
.......................... FE ..........Bleeds off differential
sensing valve to tank ...................
18-20 ft-lbs / 24.5-27.2 Nm
22
Solenoid Valve, 2 position 3 way
....... FQ ..........Boom retract control .................................
52-60 ft-lbs / 71-82 Nm
23
Solenoid Valve, 2 position 3 way
....... FR ..........
Boom extend control
.................................
52-60 ft-lbs / 71-82 Nm
24
Relief Valve, 1800 psi / 124.1 bar ...... FA ..........
Boom extend pressure limit
...........................................18-20 ft-lbs /
24.5-27.2 Nm
....................................................
MANIFOLDS
Summary of Contents for S-100
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