驱除釜体中空气 关闭空气排放阀( Air Exhaust Valve)，打开空气供应阀( Air Supply Valve )。当有油从热电偶螺帽处渗出，立即拧紧热电偶螺帽。
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排放阀可以将收集的液体和固体微粒排放掉，防止液体流向下游端，污染下游端的压缩空气系统。
Discharge valve can be will collect the liquid and solid particle emissions, prevent the liquid flow off the downstream, the pollution downstream compressed air system.
开启排气针形阀，并从软管排放空气。然后关闭排气阀。
Open vent needle valve and bleed air from hose. Then close vent valve.
按照规程的要求，排出安全阀气隙和排放管道的空气。
Vent the air gap and drain line from the relief valve in accordance with code requirements.
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