Genie S-60 HC, Service Manual

Page: 165 / 461

Part No. 147753 S-60 • S-65 • S-60 TRAX • S-65 TRAX 4 - 59
S-60 HC • S-60X • S-60XC
December 2013 Section 4 • Repair Procedures
7-11
Valve Adjustments, 2WD
Traction Manifold
How to Adjust 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 (item TT).
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 Start the engine from the platform controls.
Press down the foot switch and slowly move the
drive control handle off center just until the
machine begines to move. Note the reading on
the pressure gauge. Turn the machine off.
8 Hold the charge pressure relief valve and
remove the cap (item TT).
9 Adjust the internal hex socket until the pressure
reading on the gauge is 30 psi / 2 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 Repeat steps 7 through 9 until the pressure
reading at the drive manifold is 30 psi / 2 bar
less than the pressure reading at the pump.
11 Turn the engine off and remove the pressure
gauge.
MANIFOLDS