Push the white vent cover onto the silicone vent as shown. Make sure: There is no gap between cover and vent, the slit si open before feeding.

把白色的导气盖压入硅胶导气阀门。请确保导气盖和导气阀门之间没有间隙，在喂养前导气管的切口是翻开的。

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Make sure: There is no gap between cover and vent, the slit si open before feeding.

请确保导气盖和导气阀门之间没有间隙，在喂养前导气管的切口是打开的。

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Before feeding water, air vent valves, pressure gauge valve, water level gauge, burner supply valve and steam supply valve should be opened fully. Other valves and checking manhole close.

上水时，空气阀、压力表阀及水位计通汽通水阀开足，其他阀门和检查门无孔门应一律关闭。

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