Valve Adjustments, Oscillate Relief Valve - Genie S-40 Service Manual

February 2014
7-6
Valve Adjustments - Oscillate
Relief Valve
How to Adjust the Oscillate
Relief Valve Pressure
Note: It will take two persons 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 clevis pin and clevis from the
axle.
4 Start the engine from the platform controls. Turn
the engine to high idle.
5 With the engine running at high idle, manually
activate the valve and observe the pressure
reading on the pressure gauge.
Oscillate relief valve specification
Pressure
Part No. 826364
6 Turn the engine off.
7 Locate the relief valve on the bottom of the
8 Use a 7/16" wrench and adjust the screw. Turn it
9 Repeat steps 4 through 7 and manually activate
10 Turn the engine off, remove the pressure gauge,
11 Install the cover on the non-steer end of the
12 Perform maintenance procedure A-9, Test the
950 psi
65.5 bar
S-40 • S-45 • S-40 TRAX • S-45 TRAX
Section 4 • Repair Procedures
directional valve and loosen the 7/8" jam nut.
clockwise to increase the pressure or
counterclockwise to decrease the pressure.
Install the valve cap.
Tip-over hazard. Do not adjust the
relief valve higher than specified.
the valve to confirm the valve pressure.
tighten the jam nut and assemble the directional
valve linkage.
drive chassis.
Oscillate Axle (if equipped) to ensure proper
oscillate function.
MANIFOLDS
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