Section R. 408.10730 - Belt tighteners and counterweightsRule 730.
(1) A suspended counterbalanced belt tightener and its parts shall be provided with a safety cable or device to prevent the tightener from being exposed to contact if the belt breaks or they shall be guarded pursuant to R 408.10751 to R 408.10754.(2) A suspended counterweight exposed to contact or a part of a counterweight which could subject an employee to injury shall be guarded pursuant to R 408.10751 to R 408.10754 or shall be provided with a safety cable or device to prevent a fall.Mich. Admin. Code R. 408.10730