F 71 10
Rollers (3)
m
Rollers with damaged surfaces or
which are leaking should be replaced
immediately!
- Relieving the caterpillar chain:
- Raise the track chassis using
suitable lifting equipment and remove
adhering dirt.
f
Observe the safety measures when rais-
ing and securing loads!
- Remove the defective roller.
- Install the new roller using new as-
sembly parts.
- Tighten the bolts without applying sig-
nificant torque.
- Tighten the bolts diagonally to the re-
quired torque.
- Tighten to the following torques:
- Small rollers (A): 220 Nm
- Large rollers (B): 87 Nm
m
Check that each bolt has attained the full tightening torque!
- Lower the track chassis and tension the caterpillar chain properly.
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