Replace The Drive Hub Oil - Genie S-80 Service Manual

Section 3 • Scheduled Maintenance Procedures
CHECKLIST D PROCEDURES
8 Install the filter housing cap.
9 Use a permanent ink marker to write the date
and number of hours from the hour meter on the
oil filter housing.
Medium and high pressure filters:
Note: The medium pressure filter is for the charge
pump and the high pressure filter is for all machine
functions except the drive circuit and oscillating
axle circuit.
10 Open the engine side turntable cover and locate
the two filters.
Note: The high pressure filter is located toward the
bulkhead with a condition indicator. The medium
pressure filter is located nearest the operator.
11 Place a suitable container under the filters.
12 Remove the filter housing by using a wrench on
the nut provided on the bottom of the housings.
13 Remove the filter element from the housings.
14 Inspect the housing seals and replace them if
necessary.
15 Install the new medium and high pressure filter
elements into the housings and tighten them
securely.
16 Clean up any oil that may have spilled during the
installation procedure.
17 Use a permanent ink marker to write the date
and number of hours from the hour meter on the
oil filter housings.
18 Start the engine from the ground controls.
19 Inspect the filter housings and related
components to be sure that there are no leaks.
3 - 54
D-7

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.
Drive hubs:
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.
4 Fill the hub with oil from the top hole until the oil
level is even with the bottom of the side plug
hole. Install the plugs.
5 Install the plugs into the drive hub. Torque to
Specification. Refer to Section 2,
Specifications .
S-80 • S-85 • S-80X
a. models with o-ring plugs
February 2012
a
Part No. 122985