电位器表面应避免结露或有水滴存在，避免在潮湿地方使用，以防止绝缘劣化或造成短路。安装“旋转型”电位器在固定螺母时，强度不宜过紧,以避免破坏螺牙或转动不良等。
    Potentiometer surface should avoid condensation or water, avoid in damp places, in order to prevent insulation deterioration or shorting. Installation " Rotary " potentiometer in the fixed nut, the intensity should not be too tight, so as to avoid damage to the screw thread or turn bad.

    安装铁壳直滑式电位器时,避免使用过长螺钉,否则有可能妨碍滑柄的运动,甚至直接损坏电位器本身。
　Installation of steel straight-sliding potentiometer, avoid the use of long screw, otherwise it may hinder the movement of the sliding handle, or even directly damage the potentiometer itself.