Electric chain hoist After setting should also confirm what?

Electric chain hoist and not immediately after the installation started, the following points should be confirmed,manual hoist gourds before operation.
1, the power cable is fixed on the cable support.
2, the power supply voltage is the rated voltage of 5, connect the ground wire is being accurate.
3, chain electric hoist transport bolts, nuts, pins, etc.hoist and trolley without loss ashamed. Ensure fastening,manual block fully assembled.
4, key switch is being effectively used to protect rope installed to protect the rope pulling key switch is affected by force.
5, commissioning chain hoist must be strictly checked flexible limit device reliability.