To reverse the seat disc, unscrew the disc screw and disassemble the disc washer and disc rubber from the disc holder assembly.

为了翻转阀座阀瓣，则要拧松阀瓣螺丝，从阀瓣固定器总成拆解阀瓣垫圈和阀瓣橡胶。

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Disc holder removable for replacement of disc without dismantling the valve - no special tools required.

阀瓣支架可拆卸进行阀瓣更换，无需拆卸阀门，不需要特殊工具。

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When converting from (B) disc to (Y) disc, order disc Nut (12) and disc Holder (10) and proper disc (11).

如果要将(B)阀瓣转换成(Y)阀瓣，需要订购阀瓣螺母(12)和阀瓣固定装置(10)和适当的阀瓣(11)。

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