Komatsu PC45MR-30403, Operation And Maintenance Manual

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3.
Do not travel with either track raised on a face of slope
or convex ground surface (with the machine leaning
approximately 10 ° or more) and the other track on the
level ground.
Travel with both tracks on the same level to protect
the rubber shoes and road liners from being damaged.
4.
Avoid steering in the posture shown in the figure.
Mechanism that rubber shoe comes off
The rubber shoe comes off in the following cases.
• When riding over a level difference by driving the machine in reverse.
1.
Clearance (a) is made between track rollers (1) and
rubber shoes (2).
Rubber shoe (2) may come off even under this condi-
tion.
2.
When the machine travels further in reverse, clear-
ance (b) is made between track roller (1), idler (3), and
rubber shoe (2).
Rubber shoe (2) comes off under this condition.
OPERATION HANDLE RUBBER AND ROAD LINERS SHOES
3-217