When disassembling the balancer, it is necessary to first adjust the worm to rotate counterclockwise to ensure it is in a relaxed state before proceeding with other work.
(1) Check if the fasteners are loose.
(2) Check whether there are any scratches, cracks or defects on the upper and lower hooks.
(3) Whether the safety rope is reliable.
(4) The casing and tower wheel should be free from cracks and severe wear.
(5) Whether the device can work normally.