Function Manifold - View 2 - Genie Z80/60 Service Manual

Section 4 • Repair Procedures
MANIFOLDS
8-2

Function Manifold - View 2

Index
No. Description
1 Solenoid valve, 2 position 2 way ....... P ........... Secondary boom extend circuit ........ 20-25 ft-lbs / 27-34 Nm
2 Relief valve, 2600 psi / 179 bar ......... Q ........... Secondary boom extend ................... 20-25 ft-lbs / 27-34 Nm
3 Proportional solenoid valve ............... R ........... Turntable rotate left/right ................... 20-25 ft-lbs / 27-34 Nm
4 Solenoid valve, 3 position 4 way ....... S ........... Turntable rotate left/right ................... 26-30 ft-lbs / 35-41 Nm
5 Check valve ....................................... T ........... Differential sensing circuit,
6 Relief valve, 1300 psi / 89.6 bar ........ U ........... Primary boom extend ........................ 30-35 ft-lbs / 41-47 Nm
7 Solenoid valve, 2 position 3 way ....... V ........... Primary boom up ............................... 33-37 ft-lbs / 45-50 Nm
8 Proportional solenoid valve ............... W .......... Primary boom extend/retract ............ 30-35 ft-lbs / 41-47 Nm
9 Solenoid valve, 2 position 3 way ....... X ........... Primary boom down .......................... 33-37 ft-lbs / 45-50 Nm
10 Check valve ....................................... Y ........... Differential sensing circuit,
11 Solenoid valve, 2 position 3 way ....... Z ........... Secondary boom up .......................... 33-37 ft-lbs / 45-50 Nm
12 Solenoid valve, 2 position 3 way ....... AA ......... Secondary boom down ..................... 33-37 ft-lbs / 45-50 Nm
13 Proportional solenoid valve ............... AB ......... Secondary boom extend/retract ........ 30-35 ft-lbs / 41-47 Nm
14 Check valve ....................................... AC ........ Differential sensing circuit,
15 Check valve, 5 psi / 0.34 bar ............. AD ........ Blocks flow from auxiliary
16 Check valve, 5 psi / 0.34 bar ............. AE ......... Blocks flow from function pump #1
17 Check valve, 5 psi / 0.34 bar ............. AF ......... Blocks flow from auxiliary
18 Relief valve, 3000 psi / 207 bar ......... AG ........ Oscillate and platform manifold
19 Check valve, 5 psi / 0.34 bar ............. AH ........ Blocks flow from function pump #2
20 Differential sensing valve,
150 psi / 10.3 bar ............................... AI .......... Meters flow to functions .................... 30-35 ft-lbs / 41-47 Nm
21 Relief valve, 3200 psi / 220.6 bar ...... AJ ......... Boom functions system relief ............ 30-35 ft-lbs / 41-47 Nm
4 - 66
Schematic
Item Function
turntable rotate .................................... 8-10 ft-lbs / 11-14 Nm
primary boom up/down ....................... 8-10 ft-lbs / 11-14 Nm
secondary boom extend/retract .......... 8-10 ft-lbs / 11-14 Nm
pump #1 to function pump #1 ........... 30-35 ft-lbs / 41-47 Nm
to auxiliary pump #1 .......................... 20-25 ft-lbs / 27-34 Nm
pump #2 to function pump #2 ........... 20-25 ft-lbs / 27-34 Nm
system relief ...................................... 20-25 ft-lbs / 27-34 Nm
to auxiliary pump #2 .......................... 20-25 ft-lbs / 27-34 Nm
Z-80/60
June 2011
1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3
1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3
REV D REV E
1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3
1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3
Torque
Part No. 88619