Upon assembly, the spring is given an initial stretch.

在装配时预先给与弹簧初始拉长。

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Remove the relief valve cover, stem/diaphragm assembly, and relief valve spring.

拆卸安全阀阀盖，阀杆/隔膜总成，和安全阀弹簧。

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Place the spring on to the diaphragm assembly.

将弹簧放置在隔膜总成上。

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Place the spring on to the diaphragm assembly.

将弹簧放置在隔膜总成上。

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