1, axial fan after the placement, in the start should check the flexibility of the fan rotation, with the hand to move the blade whether there is a jam friction phenomenon.
Check whether there is anything left and other debris in the fan and adjacent pipes.
2, check whether the valve inside the pipe is open.
3, personnel should stay away from the fan. 4, start the fan, check whether the fan blade steering is in line with the rotation identification mark, after the inspection qualified, the trial run 10-30 minutes after the stop, check the blade has no loosening phenomenon, damping seat and the bottom connecting bolts have no loosening, all normal, only officially start, put into operation.
