Chain hoists using rules:
1. Do not overload use.
2. prohibited by power other than human actions.
3. Before use is required to confirm parts intact, transmission parts and lifting chain oiled, idling situation to normal.
4. lifting up and down before checking whether the hanging hook firmly. Non weights hanging at the tip of such erroneous operation. Lifting chain should be hung vertically, not a wrong twist of chain link, under hook twin row chain can not flip.
5. The operator should stand on the same plane with the inner wheel bracelets hands pulled the chain to make bracelets wheel rotates clockwise, you can make the weight increased; reverse drag chain hands, noon to slowly decline.
6. When lifting weights, strictly prohibited under any heavy work or walking, in order to avoid accidents.
7. In the lifting process, regardless of the weight up or down, hands pulled the chain, the force should be uniform gentle, not too much force, so as not to hand chain jump or snap ring.
8. operator such as found in hand-pull tension greater than normal, they should immediately stop using it.
 
Maintenance chain hoists
Chain hoist maintenance methods:
1. after use should be cleaned and coated with anti-rust gourd oil, stored in a dry place.
2. Maintenance and service should be more familiar with the hoist mechanism were carried out to prevent the performance of the machine do not understand the principles of free disassembly.
3. gourd after cleaning and maintenance, load test should be conducted to confirm the working, reliable braking can be delivered.
4. The brake friction surfaces must be kept clean. Brakes should be inspected regularly part to prevent brake failure, the occurrence was from falling phenomenon.