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Maintenance Manual
Programmed Maintenance Procedures
GS-69, GS-84, GS-90
Replace the Medium and High Pressure
Hydraulic Filter(s)
1
Locate the medium and high pressure filter(s).
2
Remove the filter housing using a wrench on
the nut provided on the bottom of the housing.
3
Remove the filter element from the housing.
4
Inspect the housing seal and replace it if
necessary.
5
Install the new filter and hand tighten the
housing onto the filter head.
6
Use a permanent ink marker to write the date
and number of hours from the hour meter on
the oil filter.
7
Inspect the filter assembly to be sure that
there are no leaks.
8
Clean up and properly dispose of any oil that
may have spilled during the installation
procedure.
72
P2-3
P2-3 Ch eck th e F ree -whe el Con figu ratio n - GS-84 and GS-9 0
Check the Free-wheel
Configuration - GS-84 and GS-90
Genie requires that this procedure be performed
every 2000 hours.
Proper use of the free-wheel configuration is
essential to safe machine operation. The free-
wheel configuration is used primarily for towing. A
machine configured to free-wheel without operator
knowledge may cause death or serious injury and
property damage.
Non-Steer wheels:
1
Chock the steer wheels to prevent the
machine from rolling.
2
Center a lifting jack of ample capacity
(20,000 lbs / 10,000 kg) under the drive
chassis between the non-steer tires.
3
Lift the wheels off the ground and then place
jack stands under the drive chassis for
support.
Scissor Lifts
June 2022
Collision hazard. Select a work
site that is firm and level.
Component damage hazard. If
the machine must be towed, do
not exceed 2 mph / 3.2 km/h.
Part No. 1272215GT
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