Reassemble the check valve module in the reverse order.

按照相反顺序重新组装止回模块.

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Lift check valve module straight out , taking care not to hit and damage seat ring.

直接将止回阀模块取出, 小心不要碰到和损坏阀座环.

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Lift the check valve module straight out taking care not to hit and damage the seating.

笔直地将止回阀模块提起,要注意不要撞击和损坏阀座密封.

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