1. The installation form of this electric device has no principle requirements, but the recommended installation form is that the motor is in the horizontal state and the electrical box cover is in the horizontal or vertical upward state, which is conducive to lubrication, commissioning, maintenance and manual operation
2. During installation, ensure the space required by maintenance and inspection personnel to disassemble all parts;
3. The axial clearance of the insert installed and connected with the valve shall not be less than 1~2mm
4. The bolts connected with the valve shall not be lower than grade 8.8;
5. When it is necessary to disassemble, the manual handwheel should be rotated for several turns first, and the valve should be slightly opened;
6. During installation, disassembly and commissioning, do not damage the sealing surface, seals and explosion-proof surface of explosion-proof electrical equipment, and apply anti rust oil on the explosion-proof surface. The electrical cover should be tightly covered and fastened to prevent rain or moisture from entering
7. Windows shall not collide with hard objects;
8. When the valve is not often used, it should be regularly inspected, maintained and operated. It is recommended that it should be operated at least once a month for about 10 minutes
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