Checks and maintenance
When performing the periodical check, the following states of drive chain should be chec-
ked.
(1) Loose pins
(2) Damaged rolls
(3) Dry and rusty chain links
(4) Excessive damage
(5) Twisted and binding links
(6) Loose drive chain
If the above troubles found, the sprocket is most probably to be damaged. Therefore the fo-
llowing check of the sprocket is necessary:
(1) Excessively damaged sprocket teeth.
(2) Broken or damaged sprocket teeth.
(3) Loose lock nuts of the sprocket.
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