1. Select a lever hoist with a suitable size for use, and it is strictly forbidden to overload. 2. Before using the hand lever hoist, carry out safety inspection, and at the same time, perform no-load test on the hand lever hoist, and adjust the position of the lower hook reasonably according to the actual requirements.
3. The adjustment method of the lower hook is: pull the dial to make the dial in the "N" position, rotate counterclockwise and pull out the handwheel. At this time, the clutch is in the open state, and the chain can be easily adjusted by pulling out the chain. After adjustment, turn the handwheel clockwise to restore it to its original position.
4. After the adjustment, hang the heavy object in the middle position of the lower hook, and pull the handle to realize the lifting of the heavy object.