Replace The Drive Hub Oil - Genie Z-30/20N Service Manual

June 2011
REV A
A-6

Replace the Drive Hub Oil

Note: Manufacturer drive hub specifications require
that this one-time procedure be performed after the
first 150 hours.
Replacing the drive hub oil is essential for good
machine performance and service life. Failure to
replace the drive hub oil after the first 150 hours of
use 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 plug
hole. Refer to Section 2, Specifications.
5 Install the plugs into the drive hub.
6 Repeat this procedure for the other drive hub.
Part No. 139378
a
Z-30/20N • Z-30/20N RJ • Z-34/22 • Z-34/22N
Section 3 • Scheduled Maintenance Procedures
CHECKLIST A PROCEDURES
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