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  • How To Use And Repair Self-operated Electric Control Valve
    Jan 16, 2018

    Newly designed and installed control system, in order to ensure that the regulating valve can work normally while driving and make the system run safely, the new valve should be checked whether the nameplate mark on the valve accords with the design requirement before installation. The following items should also be debugged.

    Basic error limit; full stroke deviation; backlash; dead zone; leakage (in demanding occasions).

    If the original system is overhauled control valve, in addition to the above-mentioned verification, but also the old valve should be stuffing box and connections and other parts of a tightness check.