1. Regularly use the instrument to measure the technical indicators of the equipment, if it does not meet the requirements of the technical parameters, it should be dealt with in time.
2. According to the actual use, regularly remove the filter material in the primary air filter for cleaning.
3. When it is found that the wind speed decreases, you should first check whether the surface of the primary air filter is black. If it is black, it means that the pre-filter contains more dust and the re