Valve Adjustments - Drive Manifold - Genie GS-3384 Service Manual

Section 4 • Repair Procedures
MANIFOLDS
How to Adjust the Steer Relief
Valve
1 Connect a 0 to 3000 psi / 0 to 250 bar pressure
gauge to the test port (item AB) on the function
manifold.
2 Start the engine from the platform controls.
3 Press and hold the function enable switch and
hold the steer thumb rocker switch in the right
direction. Allow the wheels to completely turn to
the right, then continue holding the switch while
observing the pressure reading on the pressure
gauge. Note the pressure. Refer to Section 2,
Specifications.
4 Turn the engine off. Use a wrench to hold the
relief valve and remove the cap (item AE).
5 Adjust the internal hex socket. Turn it clockwise
to increase the pressure or counterclockwise to
decrease the pressure. Install the relief valve
cap.
Tip-over hazard. Do not adjust
the relief valve higher than
specified.
6 Repeat steps 2 through 3 to confirm the relief
valve pressure.
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7-7
Valve Adjustments -
Drive Manifold
How to Adjust the Charge
Pressure Relief Valve
Connect a 0 to 600 psi / 0 to 50 bar pressure
1
gauge to test port #2 (item EC) on the drive
manifold.
2 Start the engine from the platform controls.
3 Drive the machine slowly in the direction
indicated by the blue arrow on the platform
controls and observe the pressure reading on
the pressure gauge. Refer to Section 2,
Specifications.
4 Turn the engine off. Use a wrench to hold the
charge pressure relief valve and remove the
cap (item EE).
5 Adjust the internal hex socket. Turn it clockwise
to increase the pressure or counterclockwise
to decrease the pressure. Install the relief valve
cap.
6 Repeat steps 2 through 3 to confirm the relief
valve pressure.
GS-84 • GS-90
January 2013
Component damage hazard.
Driving the machine in reverse will
place excessive pressure on the
pressure gauge and will damage
the gauge. Do not drive the
machine in a reverse direction.
Part No. 84793