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

Section 4 • Repair Procedures
MANIFOLDS
7-6
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 either test port (item BA or 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.
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.
4 Turn the engine off. Use a wrench to hold the
charge pressure relief valve and remove the
cap (item BE or 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.
4 - 76 GS-3384
September 2005
REV D
Part No. 82259