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Maintenance of axial fans

- Jul 31, 2018 -

  1. The use environment should be kept clean and tidy. The surface of the fan should be kept clean. There should be no debris in the inlet and outlet, and the dust and other debris in the fan and pipe should be removed regularly.


2. It can only be operated under the condition that the fan is completely normal. At the same time, it is necessary to ensure that the capacity of the power supply facility is sufficient, the voltage is stable, and the defect operation is strictly prohibited. The power supply line must be a dedicated line, and the temporary line should not be used for long-term power supply.


3. During the operation of the fan, the fan is found to have abnormal sound, the motor is seriously heated, the outer casing is charged, the switch is tripped, and the switch cannot be started. In order to ensure safety, maintenance is not allowed during the operation of the fan. After the inspection, the test operation should be carried out for about five minutes to confirm that there is no abnormality and then start up.


4. According to the use of environmental conditions, the bearings should be refilled or replaced with grease (the motor closed bearing does not need to be replaced during the service life). In order to ensure good lubrication during the operation of the fan, the number of refueling is not less than 1000 hours/ Secondary closed bearing and motor bearing, refilling 1/3 of the inner and outer rings of the bearing with zl-3 lithium-based lubricating grease; no oil running is strictly prohibited.


5. The fan should be stored in a dry environment to avoid moisture in the motor. When the fan is stored in the open air, there should be defensive measures. Prevent fan blows during storage and handling to avoid damage to the fan.