Common sense of fluorine-lined ball valve products (maintenance, maintenance and inspection)

by:Lianke Valve     2022-08-28
Common sense of fluorine-lined ball valve products (maintenance, maintenance and inspection) 1. The main contents of maintenance work of fluorine-lined ball valve products 1) Cleaning the valve seat sealing system; 2) Re-grease the valve seat sealing system; Adjust the limit of the fluorine-lined ball valve as required; 5) Switch the fluorine-lined ball valve on and off multiple times; to ensure the safe operation of the fluorine-lined ball valve, the switching action of the fluorine-lined ball valve is 3 times. 6) Lubricate the valve stem, gearbox and all equipment that needs to be lubricated; 7) Test the leakage of the valve seat seal; 8) Detect the leakage of the fluorine-lined ball valve (accessories, flanges, grease ports and valve stems). 9) Check whether the actuator of the fluorine-lined ball valve is working normally (including the gas-liquid linkage actuator, electric actuator, pneumatic actuator and other actuators), and focus on checking the gas-liquid linkage actuator and related supporting systems when checking the RTU valve chamber; 10 ) To deal with and repair the problems existing in the inspection; 2. Inspection of fluorine-lined ball valve products 1. Visual inspection of each fluorine-lined ball valve product and its external parts that need maintenance. 2. Record the nameplate information of the fluorine-lined ball valve product that needs to be maintained. 3. Make the fluorine-lined ball valve product to be maintained in the fully closed or fully open position; 4. Check whether the ball valve body, accessories, flanges and other sealing points exist. leakage. 5. Draining the fluorine-lined ball valve and regularly draining the fluorine-lined ball valve is an effective means to ensure the cleanliness of the valve cavity and sealing system. The valve should be drained every time the fluorine-lined ball valve is maintained.
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