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Weir type diaphragm valve

Maintenance and solutions to common problems with diaphragm valves

Diaphragm valves have a structure that is quite different from general valves. They belong to a new type of valve, which is a special form of shut-off valve. The closing element is a diaphragm made of flexible material. It separates the cavity inside the valve body from the cavity inside the valve cover and the …

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Diaphragm valve troubleshooting

Diaphragm valve troubleshooting The two figures below show the parts of a diaphragm valve. Figure: Components of a diaphragm valve. Ruptured diaphragm Rubber or fluoroplastcis on the diaphragm have aged. Replace the diaphragm. Too much fluid pressure damages the diaphragm. Operate the valve at the pressure recommended by the diaphragm valve manufacturer. Solids or foreign …

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