
SEBU7494-06 141
Maintenance Section
Track (Rubber) - Remove/Replace
g00954090
Illustration 190
8. Remove the two bolts and the locknuts (7).
Remove the four bolts and lockwashers (5).
Remove the support plate for the drive sprocket
(6).
Note: When you reinstall the bolts (6) tighten the bolts
to the following torque 120 ± 20 N·m (89 ± 15 lb ft).
When you reinstall the bolts (7) tighten the bolts to
the following torque 105 ± 20 N·m (77 ± 15 lb ft).
9. Remove the twelve bolts (4) that retain the drive
sprocket to the drive motor.
Note: When you reinstall the bolts (4) tighten the bolts
to the following torque 270 ± 40 N·m (199 ± 30 lb ft).
g00954096
Illustration 191
10. Use a lifting device that is suitable in order to lift
the track. Lift the track in order to remove the drive
sprocket. It may be necessary to insert a chock in
front of the rear idler in order to prevent the track
from spinning as you lift the track.
11. Remove the driv
esprocket.
12. Remove the lifting device from the track. The
lifting devic
e is not required for removing the track
from the machine.
13. Grasp the trac
k on top of the drive sprocket. Pull
the top of the track upward and pull the track to
the outside. Slide the track past the bogies. Lift
the track off
the front idlers.
Installing t
he Track 267 and 277
1. Follow the steps in reverse order in order to
replace the t
rack.
2. Tighten the track to the proper tension. Refer
to Operation
and Maintenance Manual, “Track
(Rubber) - Inspect/Adjust”.
Removing the Track 287
1. Position th
e machine on firm, level ground.
2. Remove any work tool that is attached to the quick
coupler.
3. Raise the loader arms and install the brace
for the load
er lift arm. Refer to Operation and
Maintenance Manual, “Loader Lift Arm Brace
Operation”.
4. Use an appropriate floor jack in order to lift the
machine off the ground. Use appropriate jack
stands in o
rder to block up the machine.
5. Detension the track. Refer to Operation
and Mainte
nance Manual, “Track (Rubber) -
Inspect/Adjust”.
g00954340
Illustration 192
6. Remove the four bolts (1) that secure the drive
frame. The two rear bolts are secured with nuts.