When the chain hoist and trolley combination be confirmed

   Wire rope hoist  electric sports car built in order to achieve the flexibility to move around on the I-beam, but when the chain hoist and trolley combination need to confirm what issues to ensure the safe use of electric  rope hoist  it? The following is to introduce you:
       1, with or without cause malfunction of foreign electric car, the track is level.
       2, chain electric hoist and trolley combination is being accurate, location or without offsets.
       3, in the  hoist and trolley  driving traverse track, if used effectively install car stopper.
       4, in the traverse rail road surface is attached to the paint and oil.