Natural gas self-closing valve can not be man-made operation
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December 20 11:05:30, 2022
At home gas pipeline, we can see one such device - self-closing valve. Self-closing valve is in abnormal conditions to stop the gas output, automatically shut down the valve. So the public in the process of using natural gas, self-closing valve with a daily switch do not turn off the fire when the valve should be closed? Wrong: off self-closing valve on: no man-made operation Case: citizen Ms. Luo said that two or three years, she did every day Answer: Safety valve is automatically closed in abnormal gas supply valve is an automatic protection device, can not be used as a switching valve man-made. In the normal state, the self-closing valve is in the green line graduation state. When the red line on the reset button is popped up, it proves that the pressure in the gas pipeline Too large, the self-closing valve self-closing; when the reset button when the lever is fully retracted, then the gas network tube stop or gas hose off, self-closing valve also closed. Wrong: Do not care before the valve on the stove: finish the meal on the case Case: Mr. Liu, who lives in Taoyuan Road, said his family has a habit, that is, after the meal does not turn off the stove before the valve, do you have any hidden trouble? Answer: The wrong use of self-closing valve, do not turn off the stove before the valve is also a public "common problem", the so-called stove before the valve is the red copper knob below the valve, after the end of natural gas stove before the valve should be closed, was horizontal, and then Then close the gas stove valve, or there may be leakage of gas. Self-closing valve state can be self-test In order to ensure that the self-closing valve in the network stop gas or over-pressure can automatically shut down, at some time, users can self-closing valve working status self-test. Check the method is: in the normal state of gas off the table before the valve, then the self-closing valve automatically shut down, the flame goes out; then open the table before the valve, ignite the stove, if the stove can not be ignited, indicating that closed-valve closed well. In case of failure, the user can call 96777 service hotline to ask the gas company's professionals for testing and maintenance.