When the electric hoist is hoisted, the lifting and operating methods are improper, and the electric hoist will cause the hanging object to swing and cause an accident. When the electric hoist is hoisted, the electric hoist should stop when the wire rope or chain is tightened.

The electric hoist should find the hook again according to the direction of the hook shaking. At the same time, the lifting worker should check whether the hoist is fastened; do not go too far when the electric hoist is hoisted. Severely, the lifting speed can be increased only after the hanging object is free from the obstacle; the hanging object raised by the electric hoist is not easy to be too high, and it is generally better to exceed the highest object of the safe passage by 0.5m.

When the electric hoist is operating. When conditions permit, it is best to hoist about 0.5m away from the ground, and the crane should stabilize the object behind the electric hoist, and run around the obstacle under the direction of the crane. When the electric hoist is running, do not intermittently. When running for a long distance, it is better to run the electric hoist for a long time.

When the electric hoist is running, the hoist should be stable. If the hoist swings or shakes, the hook should be stabilized while the hoist is running, and it should not be allowed to shake or swing.