1. The structure of the negative pressure blower is divided into: fan adjustment bolts, motors, U-belts, fan pages, checkout bead bearings, blinds, protective nets, heavy hammers and other accessories.
2. Daily maintenance of negative pressure fan:
(2) View the soft belt, if found loose, immediately arrange adjustment, reset.
(3) The motor bearing whether there is a different sound, if there is a check on the motor lubricating oil is there!