Terex Genie Z-40, Service And Repair Manual

Page: 68 / 287

Service and Repair Manual June 2022
Manifolds
54 Z ® -62/40 Part No. 1268555GT
Mani folds
8-1 Func tion Manif old C omp one nts 8-1
Function Manifold Components
The function manifold is located between the fuel and hydraulic tanks.
Index
No. Description
Schematic
Item
Function Torque
1 Solenoid valve, 3 position 4 way AI Platform level up/down 25 ft-lbs / 34 Nm
2 Solenoid valve, 3 position 4 way AV Platform rotate left/right and
jib boom up/down
25 ft-lbs / 34 Nm
3 Solenoid valve, 2 position 2 way
(normally open)
J Primary Boom retract circuit 20 ft-lbs / 27 Nm
4 Proportional directional valve, 3 position
4 way
BG Turntable rotate left/right 16-20 ft-lbs / 22-27 Nm
5 Solenoid valve, 3 position 4 way Y Steer left/right
25 ft-lbs / 34 Nm
6 Relief valve, 3000 psi / 207 bar AG System relief 25-30 ft-lbs / 34-41 Nm
7 Proportional directional valve, 3 position
4 way
T Secondary boom up/down
16-20 ft-lbs / 22-27 Nm
8 Solenoid valve, 2 position 2 way
(normally open)
C Function enable valve
33-37 ft-lbs / 45-50 Nm
9 Check valve S Differential sensing circuit,
secondary boom
8-10 ft-lbs / 10-15 Nm
10 Differential sensing valve, 190 psi / 13 bar AS Differential sensing circuit,
meters flow to functions
50-55 ft-lbs / 68-75 Nm
11 Differential sensing valve, 150 psi /
10.3 bar
AO Differential sensing circuit,
secondary boom
30-35 ft-lbs / 41-47 Nm
12 Check valve AE Differential sensing circuit,
primary boom
8-10 ft-lbs / 10-15 Nm
13 Differential sensing valve, 110 psi /
7.6 bar
AT Differential sensing circuit,
primary boom
30-35 ft-lbs / 41-47 Nm
14 Flow control valve, 2.3 gpm / 8.7 L/min BF Primary Boom retract circuit 25-30 ft-lbs / 34-41 Nm
15 Check valve, 30 psi / 2 bar AQ
Platform rotate left/right and
jib boom up/down
20-25 ft-lbs / 27-34 Nm
16 Relief valve, 2800 psi / 193 bar BO Platform level up circuit 25-30 ft-lbs / 34-41 Nm
17 Relief valve, 2800 psi / 193 bar BP Platform level down circuit
25-30 ft-lbs / 34-41 Nm
18 Flow control valve, 0.6 gpm / 2.3 L/min BA Platform rotate left/right and
jib boom up/down
25-30 ft-lbs / 34-41 Nm