June 2022
Service and Repair Manual
Manifolds
Part No. 1268555GT
Z
®
-62/40
69
8-10 V alve Adjus tme nt - Oscillat e Relief Valve
8-10
Valve Adjustments - Oscillate
Relief Valve
How to Adjust the Oscillate Relief
Valve
Note: Two people will be required to perform this
procedure.
1 Remove the drive chassis cover from the non-
steer end of the machine.
2 Connect a 0 to 2000 psi / 0 to 150 bar
pressure gauge to the diagnostic nipple
located near the oscillate directional valve.
3 Disconnect the directional valve linkage, by
removing the heim joint and retaining fastener
from the axle.
4 Start the engine from the platform controls.
Move the engine idle toggle switch to the high
idle position. Activate the foot switch.
5 With the engine running in high rpm, manually
activate the directional valve linkage in either
direction. Observe the pressure spike on the
pressure gauge when the machine fully
oscillates. Refer to Specifications,
Hydraulic
Component Specifications
.
6 Turn the engine off.
7 Locate the relief valve on the directional valve
and loosen the jamb nut.
8 Adjust the hex screw. Turn it clockwise to
increase the pressure or counterclockwise to
decrease the pressure. Tighten the jamb nut.
Tip-over hazard. Do not adjust
the relief valve higher than
specified.
9 Repeat steps 4 and 5 to confirm the valve
pressure.
10 Turn the engine off, remove the pressure
gauge and assemble the directional valve
linkage.
11 Install the cover on the non-steer end of the
drive chassis.
Summary of Contents for Genie Z-40
Page 69: ...June 2022 Service and Repair Manual Manifolds Part No 1268555GT Z 62 40 55 ...
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Page 73: ...June 2022 Service and Repair Manual Manifolds Part No 1268555GT Z 62 40 59 ...
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Page 89: ...June 2022 Service and Repair Manual Manifolds Part No 1268555GT Z 62 40 75 ...
Page 158: ...Service and Repair Manual June 2022 144 Deutz D 2 9 L4 Engine Wire Harness ...
Page 159: ...June 2022 Service and Repair Manual 145 Deutz TD 2 2 L3 Engine Wire Harness ...
Page 162: ...Service and Repair Manual June 2022 148 Perkins 404F E22T Engine Wire Harness ...
Page 163: ...June 2022 Service and Repair Manual 149 Perkins 404F 22 Engine Wire Harness ...
Page 166: ...Service and Repair Manual June 2022 152 Electrical Schematic Options All Models ...
Page 167: ...June 2022 Service and Repair Manual 153 Wiring Diagram 3kW Hydraulic Generator ...
Page 170: ...Service and Repair Manual June 2022 156 Wiring Diagram 12kW Hydraulic Generator Welder Option ...
Page 173: ...June 2022 Service and Repair Manual 159 Wiring Diagram Lift Drive Option ...
Page 176: ...Service and Repair Manual June 2022 162 Wiring Diagram Platform Overload Option ...
Page 180: ...Service and Repair Manual June 2022 166 Wiring Diagram Work Lights Option ...
Page 181: ...June 2022 Service and Repair Manual 167 Wiring Diagram Aircraft Protection Option ...
Page 184: ...Service and Repair Manual June 2022 170 Wiring Diagram Platform Control Box Heater Option ...
Page 186: ...Service and Repair Manual June 2022 172 Fuel Level Sensing Option ...
Page 202: ...Service and Repair Manual June 2022 188 Electrical Schematic Ford MSG 425 EFI Models ANSI CSA ...
Page 223: ...June 2022 Service and Repair Manual 209 Electrical Schematic Deutz D 2 9 L4 Models ANSI CSA ...
Page 226: ...Service and Repair Manual June 2022 212 Electrical Schematic Deutz D 2 9 L4 Models ANSI CSA ...
Page 235: ...June 2022 Service and Repair Manual 221 Electrical Schematic Perkins 404F 22 Models ANSI CSA ...
Page 238: ...Service and Repair Manual June 2022 224 Electrical Schematic Perkins 404F 22 Models ANSI CSA ...
Page 262: ...Service and Repair Manual June 2022 248 Electrical Schematic Ford MSG 425 EFI Models AS CE ...
Page 283: ...June 2022 Service and Repair Manual 269 Electrical Schematic Deutz TD 2 2 L3 Models CE ...
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