Check The Turntable Rotation Bearing Bolts - Genie Z80/60 Service Manual

June 2012
REV E
11 Manually rotate each steer wheel.
Result: Each steer wheel should rotate with
minimum effort.
12 Re-engage the drive hubs by turning over
the drive hub disconnect caps. Rotate each
wheel to check for engagement. Lift the
machine and remove the blocks.
Collision hazard. Failure to
re-engage the drive hubs could
result in death or serious injury
and property damage.
All models:
13 Be sure the free-wheel valve on the drive pump
is closed (clockwise).
Note: The free-wheel valve is located on the drive
pump, and should always remain closed.
a
a drive pump
b screwdriver
c lift pump
d free-wheel valve
Part No. 88619
Section 3 • Scheduled Maintenance Procedures
CHECKLIST D PROCEDURES
D-3
Check the Turntable Rotation
Bearing Bolts
Maintaining proper torque on the turntable bearing
bolts is essential to safe machine operation.
Improper bolt torque could result in an unsafe
operating condition and component damage.
1 Raise the secondary boom approximately
8 feet / 2.4 m.
2 Remove the engine tray retaining fastener.
Swing the engine tray out away from the
machine.
b
c
d
a
b
3 Locate the engine tray anchor hole at the pivot
end of the engine tray.
Z-80/60
engine tray anchor hole
engine tray retaining fastener
3 - 53