STT113 TOWER CRANE OPERATION AND SERVICE MANUAL
7B
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6
2. Maintenance
a). Every 200 hours or every one month once.
b). Check the clearance and brake moment, as well as the worn condition of the brake
disc, replace it if necessary.
c). Don’t replace the brake until it worn out completely.
d). Check that whether there is some foreign substance in the brake (such as cement,
sand, grease, etc).
