Komatsu PC20R-8, Руководство по эксплуатации и техническому обслуживанию

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MAINTENANCE PLAN
140
4.7.1.e CHECKING THE RUBBER TRACKS
Change the rubber tracks when they reach the prescribed wear
limits.
1 - When the height “A” of the rubber claw is lower than 5 mm; if
the height of the claw is below 5 mm, the risk of track slipping
increases and the advance power will decrease accordingly.
1- Roller
2- Rubber track
2 - When the steel reinforcement (3) can be seen on two or more
points on the track.
3 - When more than a half of the wires of the steel reinforcement
positioned at the centre of the track are cut.
4 - When one or more steel reinforcement units (4) come off the
track or are ejected due to the excessive tension.
RWA06560
A
1
2
RWA06580
1 2
/
1 2
/
RWA06590
4
RWA06570
3