
104 SEBU7494-06
Maintenance Section
Bogie and Idler - Inspect/Replace
Replacement for the 267B and 277B
g00955323
Illustration 9 8
1. Remove the track. Refer to Operation and
Maintenance Manual, “Track (Rubber) -
Remove/Replace”.
2. In order to remove a bogie group, remove the
four bolts, lockwashers, and locknuts (1). In order
to remove an idler group, remove the four bolts,
lockwashers (3) and the plates. An idler group can
be removed at this point.
Note: When you reinstall the four bolts (1) tighten
the bolts to the following torque 120 ± 20 N·m
(89 ± 15 lb ft). When you reinstall the four bolts (3)
tighten the bolts to the following torque 95 ± 10 N·m
(70±7lbft).
3. Raise the side of the machine so that the bogie
group can be removed from the bottom of the
undercarriage.
4. Remove the four bolts, lockwashers (2) and the
plates that retain the bogies.
Note: When you reinstall the four bolts, tighten the
bolts to the following torque 95 ± 10 N·m (70 ± 7 lb ft).
5. Remove the bolts, lockwashers and locknuts (4)
that retain the bogie or the idler. Remove the
bogie or the idler.
Note: When you reinstall the bolts, tighten the bolts
to the following torque 25 ± 6 N·m (18 ± 4 lb ft).
6. Reverse steps in order to reassemble the
components. Use the special torques that are
noted.