Terex Genie Z-45/25 Bi-Energy, Service And Repair Manual

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July 2021 Service and Repair Manual
Manifolds
Part No. 1312350GT Z ® -45/25 • Z ® -45/25J 69
8-7
Valve Adjustments, 2WD Traction
Manifold
How to Adjust the Charge
Pressure Relief Valve
Note: Refer to 2WD Traction Manifold Component
list to locate the charge pressure relief valve.
1 Connect a 0 to 600 psi / 0 to 50 bar pressure
gauge to the test port on the drive pump.
2 Hold the charge pressure relief valve and
remove the cap.
3 Turn the internal hex socket clockwise fully
until it stops. Install the cap.
4 Start the engine and move and hold the
function enable/rpm select toggle switch to
the high rpm (rabbit symbol) position. Note
the reading on the pressure gauge.
5 Turn the engine off.
6 Remove the pressure gauge from the drive
pump. Connect the gauge to the test port
located on the traction manifold.
7 Hold the charge pressure relief valve and
remove the cap.
8 Start the engine and move and hold the
function enable/rpm select toggle switch to
the high rpm (rabbit symbol) position.
9 Adjust the internal hex socket until the
pressure reading on the gauge is 40 psi /
2.8 bar less than the pressure reading on the
pump. Turn it clockwise to increase the
pressure or counterclockwise to decrease the
pressure. Install the valve cap.
10 Turn the engine off and remove the pressure
gauge.