How to maintain large fan

       For large fans, its maintenance is also a very important work, because it will affect the use and service life of large fans, so we must pay attention to it, to understand its specific content. In order to avoid the occurrence of human failure caused by improper maintenance, zhongli fan must strengthen the maintenance of fan and motor to prevent the occurrence of natural faults and accidents in all aspects, so as to give full play to the performance of the equipment and extend the service life of the equipment. Then the next force fans for you to explain how to maintain the components of large fans:

1, impeller

      (1) whether the impeller is firmly fixed on the shoulder of the shaft, whether the impeller has cracks, wear and dust accumulation and other phenomena, if any, should be dealt with in time.

      (2) the impeller should be kept clean and tidy, otherwise it will destroy the balance of the impeller and make the rotor fluctuate.

      (3)Once the impeller is repaired, it is necessary to carry out dynamic balance again, and then the bolt should be checked for loosening.

      (4)The axial position of the impeller is correct, and the radial clearance is within the normal range.

2, housing and air intake chamber

       Whether there is serious wear inside the housing and intake chamber, fastening bolts should be checked regularly for fastening.

3, spindle and coupling

      (1) whether the spindle is clean, if there is dirt should be removed in time.

      (2) some sealing positions should be checked to see if there is corrosion.

      (3) whether the coupling is clean and tidy, and whether the fastening condition of its connection is good.

4, bearing

      (1) whether the lubrication of the bearing is good, whether the sealing is good, and whether a new seal needs to be replaced.

      (2) whether the bearing can work normally and whether there are problems in the use process.