1, the valve installation, should carefully check the type of valve used, specifications are consistent with the design;
2, according to the valve model and factory instructions to check against the valve can be applied under the required conditions;
3, valve hoisting, the rope should be tied to the valve body and valve cover flange connection, and do not tie in the handwheel or stem, so as not to damage the stem and handwheel;
4, when installing the valve on the horizontal pipe, the stem should be vertical upward, do not allow the stem to be installed down;
5, the installation of valves, shall not use dragging forced counterpart connection, so as not to cause damage due to uneven force;
6, the Ming pole gate valve should not be installed in the underground damp place, so as not to rust the stem.