1. Before the daily maintenance and installation of stainless steel valves, it is necessary to carefully check whether the model and specifications of the valves used are consistent with the design;
2. Check whether the valve can be used under the required conditions according to the model of the valve and the factory manual;
3. When the valve is hoisted, the rope should be tied to the flange connection between the valve body and the valve cover, and should not be tied to the handwheel or valve stem, so as not to damage the valve stem and the handwheel;
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4. When installing the valve on the horizontal pipeline, the valve stem should be vertically upward, and the valve stem should not be installed downward;
5. When installing the valve, it is not allowed to use the forced connection method of pulling and pulling hard, so as to avoid damage due to uneven force;
6. The rising stem gate valve should not be installed in the underground damp place to avoid the valve stem from rusting.