冷(Leng)凝(Ning)式(Shi)低(Di)氮(Dan)燃(Ran)气(Qi)热(Re)水(Shui)锅(Guo)炉(Lu)当(Dang)蒸(Zheng)汽(Qi)发(Fa)生(Sheng)器(Qi)内(Nei)汽(Qi)压(Ya)接(Jie)近(Jin)工(Gong)作(Zuo)压(Ya)力(Li),(?)可(Ke)向(Xiang)外(Wai)供(Gong)汽(Qi),(?)供(Gong)汽(Qi)前(Qian)蒸(Zheng)汽(Qi)发(Fa)生(Sheng)器(Qi)内(Nei)水(Shui)位(Wei)宜(Yi)超(Chao)过(Guo)正(Zheng)常(Chang)水(Shui)位(Wei),(?)供(Gong)汽(Qi)时(Shi)应(Ying)先(Xian)将(Jiang)主(Zhu)汽(Qi)阀(Fa)稍(Shao)微(Wei)开(Kai)启(Qi),(?)让(Rang)微(Wei)量(Liang)的(De)蒸(Zheng)汽(Qi)来(Lai)暖(Nuan)管(Guan),(?)同(Tong)时(Shi)将(Jiang)管(Guan)路(Lu)上(Shang)的(De)泄(Xie)水(Shui)阀(Fa)开(Kai)放(Fang),(?)让(Rang)冷(Leng)凝(Ning)水(Shui)排(Pai)出(Chu),(?)暖(Nuan)管(Guan)时(Shi)间(Jian)根(Gen)据(Ju)管(Guan)道(Dao)长(Chang)度(Du)、(?)直(Zhi)径(Jing)、(?)蒸(Zheng)气(Qi)温(Wen)度(Du)等(Deng)情(Qing)况(Kuang)决(Jue)定(Ding),(?)同(Tong)时(Shi)注(Zhu)意(Yi)蒸(Zheng)汽(Qi)发(Fa)生(Sheng)器(Qi)各(Ge)部(Bu)位(Wei)是(Shi)否(Fou)有(You)特(Te)殊(Shu)响(Xiang)声(Sheng),(?)如(Ru)有(You)立(Li)即(Ji)停(Ting)炉(Lu)检(Jian)查(Cha)。(?)总(Zong)汽(Qi)阀(Fa)*开(Kai)启(Qi)后(Hou),(?)应(Ying)将(Jiang)总(Zong)汽(Qi)阀(Fa)手(Shou)轮(Lun)退(Tui)回(Hui)半(Ban)圈(Quan),(?)以(Yi)防(Fang)热(Re)胀(Zhang)后(Hou)不(Bu)能(Neng)转(Zhuan)动(Dong)等(Deng)缺(Que)陷(Xian)。(?)
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