June 2021
Service and Repair Manual
Manifolds
Part No. 1285307GT
S
®
-80 J, S
®
-80 J TraX
™
63
7-5
Valve Adjustments - Oscillate
Relief Valve
How to Adjust the Oscillate Relief
Valve Pressure
1 Connect a 0 to 1500 psi / 0 to 100 bar
pressure gauge to the diagnostic nipple
located on the OSC-TEST port on the function
manifold.
2 Start the engine from the Ground Control box
and press the enable button.
3 Continue pressing the enable button and
observe the pressure reading on the pressure
gauge. Refer to Specifications, Hydraulic
Specifications
4 Loosen the nut of the oscillate valve (BC) on
the function manifold.
5 Adjust the hex screw. Turn it clockwise to
increase the pressure or counterclockwise to
decrease the pressure. Tighten the nut.
Tip-over hazard. Do not adjust
the relief valve higher than
specified.
6 Repeat step 3 to confirm the valve pressure.
7 Turn the engine off, remove the pressure
gauge and assemble the directional valve
linkage.
How to Set Up the Oscillate Directional Valve
How to Set Up the Oscillate
Directional Valve Linkage
Note: Adjustment of the oscillate directional valve
linkage is only necessary when the linkage or
valve has been replaced.
Note: Two people will be required to perform this
procedure.
Note: Perform this procedure on a firm, level
surface with the machine in the stowed position.
1 Use a "bubble type" level to verify the floor is
completely level.
Tip-over hazard. Failure to
perform this procedure on a
level floor could compromise the
stability of the machine resulting
in the machine tipping over.
2 Remove the drive chassis cover and the non-
steer axle covers.
3 Place a "bubble type" level across the drive
chassis non-steer end. Verify the drive
chassis is completely level.
4 Remove the heim joint retaining fastener from
the axle.
5 To level the drive chassis, start the engine.
Press the function enable button and push up
or pull down on the threaded rod until the
machine is completely level.
6 Verify that the ground and drive chassis are
completely level.
Содержание Genie S-80 J
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