2. During the installation process, correct installation shall be carried out to avoid abnormal inclination caused by self problems, otherwise the pressure supporting the electric control valve equipment will be increased, resulting in the instability of the electric control valve installation, which is difficult to ensure safety. 　　　　

3、 Maintenance of electric ball valve The service life of electric ball valve is inseparable from normal maintenance. In daily life, the interior of the ball valve shall be cleaned frequently, and the dust, oil dirt and other substances attached to the interior of the electric ball valve shall be cleaned. Different parts should be treated and cleaned differently. Metal parts can be soaked in cleaning agent to remove the dirt on the surface that is difficult to wipe. Non metal parts cannot be soaked for a long time, so they are usually wiped with cloth. During reassembly, all parts shall be kept clean, and dust or other substances shall not enter the electric ball valve during assembly.