1, the medium flow direction should be consistent with body direction arrow; 2, self-reliance type differential pressure control valve should be installed on the return pipe, valve guide pressure tube, on the other end of the guide pipe connected to the water supply pipe, it is recommended to guide pressure pipe water supply side install 1/2 'ball valve, in order to start eliminating congestion function. 3, in the guide tube on the water supply pipe should be installed in front of the screen pack, avoid the valve loses its ability to automatically adjust the poor water quality. 4, water supply and return pipe before the Industrial Valves should be installed pressure gauge, facilitate adjustment control pressure difference. 5, if discover the system flow is too big or too small, the possible reasons are piping components installed with sundry jam in the valve plug, 1/2 'ball Industrial Valves can be closed 3 - 5 minutes, then if it is a lighter plug, can be automatically eliminated, if can't eliminate, to open the valve check to eliminate blockages. 6, control differential pressure regulating methods: regulate the regulating stem counterclockwise, observe differential pressure.
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