Komatsu PC18MR-3 Operation & Maintenance Manual page 167

Removal mechanism of the rubber shoe from the track
5. When the machine moves over an obstacle, a gap forms be-
tween the carrier roller and the rubber track. In these condi-
tions, the track may come off.
6. Furthermore, if the machine travels in reverse, a gap is
formed between the carrier roller, the idler roller and the
track.
When turning in a condition where the rubber track cannot
q
move laterally due to the obstacle over which it is passing, or
because of any other obstacle.
When the rubber track is not aligned and the idler roller or the
q
carrier roller are not aligned with the centre.
WEAM012101
USE OF THE MACHINE AND RELATED CONTROLS
RYA02800
RYA05830
P
RYA02810
165