Before steam admission, valve on vacuum hogging extraction line (the valve is befor hogging pipe of the Two Stage Steam Jet Ejector) should be closed (see also Two Stages Steam Jet Ejector Installation and Operation Instruction).
英
美
- 在蒸汽進(jìn)入之前，抽真空啟動(dòng)管道上的閥門(mén)(啟動(dòng)抽汽器前的閥門(mén))應該關(guān)閉（請參見(jiàn)相應的兩級射汽抽氣器安裝使用說(shuō)明書(shū)）。
