5.8 Maintenance procedure
Maintenance every 500 service hours Maintenance
5-52
WA80M-7, WA100M-7 – VENAM03001
Service brake – check brake pads and brake disc, check oil level
Danger of accidents! If the oil level is too low, the service brake
might fail.
Danger of accidents! Using commercially available brake fluid
may reduce the performance of the brake system.
Only fill with the specified oil. Do not use brake fluid! Keep
extremely clean!
All repairs of the brake system have to be performed by a
Komatsu workshop.
1. For maintenance work, park and secure the machine as
described in chapter “Maintenance guide (5-2)”.
2. Check the brake fluid level at the expansion tank. The oil level
should be between the “MIN” and “MAX” marks.
3. If the oil level is too low, have the brake system inspected.
4. Check brake disc and brake pads for wear and damages.
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