Make sure to use it in the correct use environment when using, otherwise it is prone to explosion risk. Use. Any lifestyle gourd is not allowed to be used overloaded, of course, explosion -proof electric gourds will not be separated. The use of overloading is easy to burn the motor, causing catastrophic damage. The limiter is used as a switch. The limiter is a safety device that prevents the hook rising and decreased by the limit position. Therefore, the limiter cannot be used as a switch. Improper maintenance and maintenance. You need to observe the situation of explosion -proof electric gourds at any time, find problems, and timely repair and replace accessories in time. Dedicated personnel should be checked once every ten days, and the explosion -proof electric gourd is inspected once, and timely measures are taken in time after the failure.