The pipeline in both the front and rear directions of the electric ball valve needs to be cleaned up in advance. Pay attention to removing all the oil, welding slag and other impurities inside the pipeline to keep the inside clean and tidy. The cleaning of the pipeline is not a temporary surprise work, but needs to be carried out regularly to ensure that the media can flow freely inside the pipeline, Avoid clogging.

Installation and maintenance of electric butterfly valve Installation and maintenance instructions of electric butterfly valve
1. When installing the valve, the valve chamber and sealing surface shall be cleaned in advance, and no dirt is allowed to attach to affect the sealing performance. When using, clean the sealing surface and screw rod regularly and add lubricating oil.
2. Electric device, rear handle and screw rod are not allowed to be used for lifting Installation and maintenance of electric butterfly valve
3. While cleaning the valve chamber, the impurities in the pipeline of the required device shall be cleaned (cleaned) to prevent the impurities from crushing the sealing surface and affecting the sealing performance.
4. In use, the valve shall be operated by the control box or manual device, without the aid of other auxiliary tools.
5. When the valve is not used for the time being, it should be stored in a dry room, and the diameter of the two ends should be blocked. It is not allowed to stack the products arbitrarily to avoid damaging the relevant parts of the product. Installation and maintenance of electric butterfly valve
6. Before the valve leaves the factory, the commissioning of the travel opening and closing positions of the electric installation is completed. When the valve is installed on the pipeline and debugged, first switch to manual operation to open the butterfly valve plate about 30 degrees, and then restore the manual operation to electric operation. According to the instruction manual, wiring diagram and control schematic diagram of the electric installation, after correct wiring is confirmed, the valve can be opened and closed through the button on the control box. Remember that if the power line is connected reversely, the travel switch will fail and the worm gear, electric and electric butterfly valve will be damaged.