Replace The Drive Hub Oil; Replace The Hydraulic Filters - Genie GS-3384 Service Manual

Section 3 • Scheduled Maintenance Procedures
CHECKLIST D PROCEDURES
D-3

Replace the Drive Hub Oil

Genie specifications require that this procedure be
performed every 1000 hours or annually, whichever
comes first.
Replacing the drive hub oil is essential for good
machine performance and service life. Failure to
replace the drive hub oil at yearly intervals may
cause the machine to perform poorly and continued
use may cause component damage.
1 Select the drive hub to be serviced. Drive the
machine until one of the two plugs is at the
lowest point.
2 Remove both plugs and drain the oil into a
suitable container.
3 Drive the machine until one plug is at the top
and the other is at 90 degrees.
a drive hub plugs
4 Fill the hub with oil from the top hole until the oil
level is even with the bottom of the side hole.
Apply pipe thread sealant to the plugs. Install
the plugs. Refer to Section 2, Specifications.
5 Repeat steps 1 through 4 for all the other drive
hubs.
3 - 36
D-4

Replace the Hydraulic Filters

Genie specifications require that this procedure be
performed every 1000 hours or annually, whichever
comes first.
Replacing the hydraulic filters is essential to good
machine performance and service life. A dirty or
clogged filter element may cause the machine to
perform poorly and continued use may cause
component damage. Extremely dirty conditions
may require that the filter elements be replaced
more often.
Note: Perform this procedure with the engine off.
Replace the Medium and High Pressure
Hydraulic Filter Elements
1 Release the latches on the engine tray and fully
slide the engine tray out.
2 Insert a 6 inch / 15 cm screwdriver or rod into
a
the engine tray lock hole located near the
engine tray roller wheels to prevent the engine
tray from moving.
a
3 Locate the medium pressure hydraulic filter
mounted on the side of the engine near the
pump.
GS-84 • GS-90
January 2013
Bodily injury hazard. Beware of hot
oil. Contact with hot oil may cause
severe burns.
Part No. 84793