从安全阀外壳上拆卸活塞和弹簧，彻底清洗包括隔膜的所有部件。

Remove the piston and spring from the relief valve housing and thoroughly clean all parts including the diaphragm.

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从安全阀外壳上拆卸活塞和弹簧，彻底清洗包括隔膜的所有部件。

Remove the piston and spring from the relief valve housing and thoroughly clean all parts including the diaphragm.

youdao