Valve installation and use of technical requirements: 1, the valve chamber before installation should be clean, and clear the defects caused in transit; 2, the valve should be installed to maintain the butterfly valve shaft is horizontal, the piston valve vertically up position; 3 , The valve should be used before commissioning of the transmission to keep the transmission intact, the limit stroke and torque protection control and reliable; 4, the valve drive lubrication before commissioning to fully add lubricants; 5, before starting the electric device , Should carefully read the instructions provided with the electric device.
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