Lifting equipment is there are thousands of component parts, lifting appliances lifting equipment belonging to the more complex part, in daily use will be subject to shock, vibration and other anomalies. Especially at high temperatures, humidity and other harsh environment more prone to abnormal failure. To protect the construction safety equipment, lifting appliances do security checks to deal with specific projects to check the following points: First: Check the lifting motor insulation wire, insulation resistance, etc. are good. The device is running, you should pay attention to whether there is abnormal sound equipment, abnormal temperature rise and so on. Week check, you should check the motor brushes, wire connectors, etc. Are there exceptions. Two: Check the lifting appliances: collector, power lines, and slip is good, contact trolley line and the slider is good. Wires and cables regularly check whether there are aging and other anomalies. Three: Check the lifting electrical components and control systems is good to see the control switch is abnormal, the contactor contacts if there is an exception. Lifting electrical enclosure fasteners are good, be careful to check the sensitivity of security and reliability of the device. For more information, please visit China lifting Network http://www.0086crane.com/