Track Components; Track Assembly - Trax Option - Genie S-40 Service Manual

October 2013
10-1

Track Assembly - TRAX option

How to Remove a Track
Assembly
Note: Perform this procedure on a firm, level
surface with the boom in the stowed position.
1 Chock the tracks at the opposite end of the
machine to prevent the machine from rolling.
2 Center a lifting jack of ample capacity
(20,000 lbs / 10,000 kg) under the drive chassis
between the tracks.
3 Lift the machine until the tracks are off the
ground and then place jack stands under the
drive chassis for support.
4 Remove the lug nut bolts holding each half
sprocket on the drive hub. Rotate the sprockets
until only one sprocket is contacting the track.
Remove the lower half sprocket from the track
assembly.
5 Rotate the remaining half sprocket 180° so that
it is free of the track.
6 Attach a lifting strap from an overhead crane to
the center-point of the track assembly, above
the sprocket.
7 Remove the fasteners holding the TRAX
mounting pin located underneath the axle.
Remove the pin supporting the TRAX assembly.
8 Carefully remove the track assembly from the
drive hub and set aside.
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. 102521

Track Components

How to Replace the Track
Note: The sprocket is comprised of two halves.
1 Center a lifting jack of ample capacity
(20,000 lbs / 10,000 kg) under the drive chassis
between the tracks.
2 Refer to illustration 1 and place the drive hub
disconnect cap in the brake disengaged
position.
3 Lift the machine until the tracks are off the
ground and then place jack stands under the
drive chassis for support.
4 Loosen the idler axle bolt, tensioner jam nut and
tension nut on both sides of the assembly to
allow maximum play in the tensioner wheel.
5 Remove the lug nut bolts holding each half
sprocket on the drive hub. Rotate the sprockets
until only one sprocket is contacting the track.
Remove the lower half sprocket from the track
assembly.
6 Rotate the remaining half sprocket 180° so that
it is free of the track.
7 Carefully remove the track from the
undercarriage.
S-40 • S-45
Section 4 • Repair Procedures
brake disengaged position
brake engaged position
Illustration 1
4 - 59