Genie Z-45 XC, Service Manual

Page: 406 / 440

7 - 58 Genie Z-45/25 & Genie Z-45/25J Part No. 52709
First Edition • Second Printing Section 7 • Repair Procedures
Function Manifold Components ,
continued
I ndex Schematic
No. Description Item Function Torque
10 Relief valve, 2300 psi (158.6 bar) ..... J ............ Primary boom down .......................... 25-30 ft-lbs (34-41 Nm)
11 Solenoid valve, 2 position 3 way ....... K ........... Primary boom retract ........................ 25-30 ft-lbs (34-41 Nm)
12 Solenoid valve, 2 position 3 way ....... L ........... Primary boom extend ........................ 25-30 ft-lbs (34-41 Nm)
13 Flow regulator valve,
2 gpm (7.6 L/min) .............................. M .......... Primary boom extend/retract circuit .. 10-12 ft-lbs (14-16 Nm)
14 Flow regulator valve,
1 gpm (3.8 L/min) .............................. N ........... Platform level circuit .......................... 10-12 ft-lbs (14-16 Nm)
15 Flow regulator valve,
0.1 gpm (0.38 L/min) ......................... O ........... Bleeds off check valves in
differential sensing circuits to tank .... 10-12 ft-lbs (14-16 Nm)
16 Check valve ....................................... P ........... Differential sensing circuit,
platform level down ........................... 11-13 ft-lbs (15-18 Nm)
17 Counterbalance valve ........................ Q ........... Platform level down .......................... 35-40 ft-lbs (47-54 Nm)
18 Counterbalance valve ........................ R ........... Platform level up ............................... 35-40 ft-lbs (47-54 Nm)
19 Solenoid valve, 3 position 4 way ....... S ........... Platform level up/down ..................... 25-30 ft-lbs (34-41 Nm)
20 Check valve ....................................... T ........... Differential sensing circuit,
platform level up ............................... 11-13 ft-lbs (15-18 Nm)
21 Check valve ....................................... U ........... Differential sensing circuit,
jib boom up/platform rotate left ......... 11-13 ft-lbs (15-18 Nm)
22 Check valve ....................................... V ........... Differential sensing circuit,
jib boom down/platform rotate right .. 11-13 ft-lbs (15-18 Nm)
23 Check valve ....................................... W .......... Differential sensing circuit,
primary boom retract ......................... 11-13 ft-lbs (15-18 Nm)
MANIFOLDS
Plug Torque Specifications
Description Hex size Torque
SAE No. 2
1
/
8
50 in-lbs (6 Nm)
SAE No. 4
3
/
16
13 ft-lbs (18 Nm)
SAE No. 6
1
/
4
18 ft-lbs (24 Nm)
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