7 - 70
Genie Z-45/25 & Genie Z-45/25J
Part No. 52709
First Edition • Second Printing
Section 7 • Repair Procedures
12-6
Valve Adjustments, 2WD
Drive Manifold
How to Adjust the Charge
Pressure Relief Valve
1 Connect a 0 to 600 psi (0 to 41 bar) pressure
gauge to the test port (item 8) located on the
drive manifold.
2 Start the engine from the platform controls.
3 Drive the machine slowly in either direction and
observe the pressure reading on the pressure
gauge.
Charge Pressure Relief valve specifications
Pressure
250 psi
17.2 bar
4 Turn the engine off. Hold the charge pressure
relief valve and remove the cap (item 2).
5 Adjust the internal hex socket. Turn it clockwise
to increase the pressure or counterclockwise
to decrease the pressure. Then install the
valve cap.
6 Restart the engine. Drive the machine in either
direction and recheck the valve pressure.
7 Repeat steps 2 through 6 until the specified
charge pressure is achieved.
8 Turn the engine off, then remove the
pressure gauge.
MANIFOLDS
Summary of Contents for Z-45 XC
Page 1: ...First Edition Second Printing Part No 52709 Service Manual From Serial number 9998 to 21179...
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Page 346: ...2WD Hydraulic Schematic First Edition Second Printing Section 6 Schematics...
Page 348: ...4WD Hydraulic Schematic First Edition Second Printing Section 6 Schematics...