Genie S-40 Maintenance Manual page 120

Maintenance Manual
Annual Maintenance Procedures
Models with TRAX:
1 Select the drive hub to be serviced. Loosen
and remove as many sprocket retaining
fasteners as possible from the hub adapter.
1 sprocket retaining fasteners
2 Drive the machine in either direction just
enough to access the remaining fasteners. Do
not remove the the retaining fasteners.
3 Chock the tracks at the opposite end of the
machine to prevent the machine from rolling.
4 Center a lifting jack of ample capacity (20,000
lbs / 10,000 kg) under the drive chassis
between the tracks.
5 Lift the machine until the tracks are off the
ground and place jack stands under the drive
chassis for support.
108
6 Attach a lifting strap from an overhead crane
(2000 lbs / 1000 kg) to the center-point of the
track assembly, above the sprocket.
7 Remove the remaining sprocket retaining
fasteners from the hub adapter.
8 Carefully remove the track assembly from the
drive hub and set aside.
9 Locate the hub disconnect pin in the center of
the drive hub. Manually depress the pin and
rotate the drive hub until the plugs are one on
top and the other at 90 degrees.
1 drive hub plugs
S Booms • Z Booms
April 2016
Crushing hazard. The track
assembly could become
unbalanced and fall when
removed from the machine if
not properly supported by the
overhead crane.
Part No. 1268489