1.斷開電源，檢查大連控制柜機架是否有(you)可靠的接(jie)地，并且使接(jie)地的電阻不大(da)于4Ω。

2.在控制柜上(shang)有不(bu)同(tong)性質的電壓(直流(liu)(liu)110伏(fu);交流(liu)(liu)單相220伏(fu);三相交流(liu)(liu))，在維修保養時必須(xu)要分(fen)清電路(lu)，防(fang)止短路(lu)事(shi)故(gu)發(fa)生。

3.在大連控制柜上的全(quan)部電器開關(guan)，都應(ying)該動作靈活可靠，無(wu)顯著噪聲，連接(jie)線(xian)結頭和接(jie)線(xian)柱(zhu)應(ying)無(wu)松動的現象，動觸頭連接(jie)線(xian)結頭處的鋼絲(si)應(ying)無(wu)斷(duan)裂(lie)現象。

4.用(yong)軟刷或(huo)吹風(feng)清除(chu)屏板插件和全部(bu)電磁開(kai)關(guan)零件的積塵，并(bing)檢查控(kong)制柜(ju)內電器開(kai)關(guan)觸頭(tou)的狀(zhuang)態，接觸情(qing)況(kuang)，線圈外表的絕(jue)緣以及機械部(bu)件的動(dong)作是否可(ke)靠。

5.更(geng)換熔絲時控(kong)(kong)(kong)(kong)制(zhi)(zhi)，控(kong)(kong)(kong)(kong)制(zhi)(zhi)柜怎么保養應(ying)使熔斷(duan)電(dian)流與該(gai)回路(lu)的電(dian)流相(xiang)匹(pi)配(pei)。相(xiang)關文章推薦：配(pei)電(dian)箱(xiang)的油斷(duan)路(lu)器(qi)簡(jian)介熱水(shui)(shui)(shui)(shui)循(xun)環泵(beng)(beng)(beng)(beng)控(kong)(kong)(kong)(kong)制(zhi)(zhi)柜:可(ke)控(kong)(kong)(kong)(kong)制(zhi)(zhi)一(yi)(yi)(yi)(yi)臺或(huo)多(duo)臺水(shui)(shui)(shui)(shui)泵(beng)(beng)(beng)(beng)，一(yi)(yi)(yi)(yi)般是(shi)一(yi)(yi)(yi)(yi)用(yong)一(yi)(yi)(yi)(yi)備(bei)，兩臺互(hu)為備(bei)用(yong)，工(gong)作(zuo)(zuo)泵(beng)(beng)(beng)(beng)故(gu)障(zhang)(zhang)時備(bei)用(yong)泵(beng)(beng)(beng)(beng)自(zi)動(dong)(dong)投入，也可(ke)以輪(lun)換工(gong)作(zuo)(zuo)。水(shui)(shui)(shui)(shui)泵(beng)(beng)(beng)(beng)由溫(wen)度控(kong)(kong)(kong)(kong)制(zhi)(zhi)或(huo)遠(yuan)程控(kong)(kong)(kong)(kong)制(zhi)(zhi)。并設(she)有工(gong)作(zuo)(zuo)狀態(tai)(tai)（手(shou)動(dong)(dong)、自(zi)動(dong)(dong)）選擇開(kai)關，信(xin)號(hao)指示(shi)及反饋冷凍（冷卻）水(shui)(shui)(shui)(shui)泵(beng)(beng)(beng)(beng)控(kong)(kong)(kong)(kong)制(zhi)(zhi)柜:控(kong)(kong)(kong)(kong)制(zhi)(zhi)多(duo)臺水(shui)(shui)(shui)(shui)泵(beng)(beng)(beng)(beng)，一(yi)(yi)(yi)(yi)般都是(shi)互(hu)為備(bei)用(yong)，輪(lun)換工(gong)作(zuo)(zuo)，工(gong)作(zuo)(zuo)泵(beng)(beng)(beng)(beng)故(gu)障(zhang)(zhang)時備(bei)用(yong)泵(beng)(beng)(beng)(beng)自(zi)動(dong)(dong)投入由控(kong)(kong)(kong)(kong)制(zhi)(zhi)器(qi)或(huo)遠(yuan)程控(kong)(kong)(kong)(kong)制(zhi)(zhi)。并設(she)有工(gong)作(zuo)(zuo)狀態(tai)(tai)（手(shou)動(dong)(dong)、自(zi)動(dong)(dong)）選擇開(kai)關，信(xin)號(hao)指示(shi)及反饋。排水(shui)(shui)(shui)(shui)泵(beng)(beng)(beng)(beng)控(kong)(kong)(kong)(kong)制(zhi)(zhi)柜:可(ke)控(kong)(kong)(kong)(kong)制(zhi)(zhi)一(yi)(yi)(yi)(yi)臺或(huo)多(duo)臺水(shui)(shui)(shui)(shui)泵(beng)(beng)(beng)(beng)，一(yi)(yi)(yi)(yi)般是(shi)一(yi)(yi)(yi)(yi)用(yong)一(yi)(yi)(yi)(yi)備(bei)，互(hu)為備(bei)用(yong)，工(gong)作(zuo)(zuo)泵(beng)(beng)(beng)(beng)故(gu)障(zhang)(zhang)時備(bei)用(yong)泵(beng)(beng)(beng)(beng)自(zi)動(dong)(dong)投入。由單液位(wei)或(huo)多(duo)液位(wei)控(kong)(kong)(kong)(kong)制(zhi)(zhi)還可(ke)以遠(yuan)程控(kong)(kong)(kong)(kong)制(zhi)(zhi)。高(gao)水(shui)(shui)(shui)(shui)位(wei)啟動(dong)(dong)，低水(shui)(shui)(shui)(shui)位(wei)停泵(beng)(beng)(beng)(beng)，超高(gao)同(tong)啟，自(zi)動(dong)(dong)輪(lun)換等。并設(she)有工(gong)作(zuo)(zuo)狀態(tai)(tai)（手(shou)動(dong)(dong)、自(zi)動(dong)(dong)）選擇開(kai)關，信(xin)號(hao)指示(shi)及反饋。