Terex Genie S-80 J, Service And Repair Manual

Page: 92 / 135

Service and Repair Manual June 2021
Track Components
80 S ® -80 J, S ® -80 J TraX ™ Part No. 1285307GT
14 Using the pry bars, lift the sprocket half into
position. Install the 2 sprocket retaining
fasteners and torque to specification. Refer to
Specifications,
TraX Torque Specifications
.
15 Attach a lifting strap from an overhead
supporting device to the center-point of the
track assembly, above the sprocket.
16 Install the track assembly onto the drive hub
adapter while guiding the hub adapter studs
into the sprocket of the track assembly. Install
as many sprocket retaining fasteners as
possible to the hub adapter and torque to
specification. Refer to Specifications, TraX
Torque Specifications
.
Crushing hazard. The track
assembly could become
unbalanced and fall when
installed onto the machine if
not properly supported by
the overhead crane.
17 Adjust the track tension. Locate the grease
plug on the track tension cylinder. Loosen the
plug, but do not remove it.
18 Locate the grease zerk fitting on the other
side of the track tension cylinder.
1 grease zerk
2 grease plug
19 Pump grease into the grease zerk fitting until
grease, free from air, comes out of the grease
plug. Securely tighten the grease plug. Do not
over tighten.
20 Continue to pump grease into the grease
fitting just until the idler wheel moves. Check
the track tension.
Result: There should be less than 1 inch / 2.5
cm of gap between the bogey wheels and the
inside surface of the track. Proceed to step
22.
Result: There is 1 inch / 2.5 cm or more of
gap between the bogey wheels and the inside
surface of the track. Proceed to step 21.
1 bogey wheels