Confirm The Proper Brake Configuration; Check The Drive Hub Oil Level And Fastener Torque - Genie Z-30/20N Service Manual

Service Manual
Checklist B Procedures
B-4
Confirm the Proper Brake
Configuration
Genie specifications require that this procedure be
performed every 250 hours or quarterly, whichever
comes first.
Proper brake configuration is essential to safe
operation and good machine performance.
Hydrostatic brakes and hydraulically-released,
spring-applied individual wheel brakes can appear
to operate normally when they are actually not fully
operational.
1 Check each drive hub disconnect cap to be
sure it is in the engaged position.
1 brake disengaged position
2 brake engaged position
26
Z-30/20N • Z-30/20N RJ • Z-34/22 • Z-34/22N
B-5
Check the Drive Hub Oil Level
and Fastener Torque
Genie specifications require that this procedure be
performed every 250 hours or quarterly, whichever
comes first.
Failure to maintain proper drive hub oil levels may
cause the machine to perform poorly and continued
use may cause component damage.
1 Drive the machine to rotate the hub until the
plugs are located one on top and the other at
90 degrees.
1 drive hub plugs
2 Remove the plug located at 90 degrees and
check the oil level.
Result: The oil level should be even with the
bottom of the plug hole.
3 If necessary, remove the top plug and add oil
until the oil level is even with the bottom of the
side plug hole.
4 Install the plug(s) into the drive hub.
5 Check the torque of the drive hub mounting
bolts. Refer to Specifications, Machine
Specifications.
6 Repeat this procedure for each drive hub.
April 2016
Part No. 139378