確(que)認(ren)工業(ye)(ye)冷(leng)水(shui)機(ji)供電正(zheng)(zheng)常，無(wu)反(fan)相、缺相現(xian)象;冷(leng)卻(que)塔風(feng)機(ji)、冷(leng)卻(que)水(shui)泵、冷(leng)凍水(shui)泵均為獨立控(kong)制。開機(ji)前應(ying)確(que)認(ren)電源(yuan)正(zheng)(zheng)常，無(wu)反(fan)相、缺相現(xian)象。檢查工業(ye)(ye)冷(leng)水(shui)機(ji)主機(ji)、水(shui)泵、閥門、儀表及各種(zhong)配件是(shi)否(fou)能正(zheng)(zheng)常打開，是(shi)否(fou)完好(hao)。檢查工業(ye)(ye)冷(leng)水(shui)機(ji)組(zu)油(you)位是(shi)否(fou)正(zheng)(zheng)常

   開(kai)機(ji)(ji)前(qian)12小時接(jie)通冷(leng)(leng)水(shui)機(ji)(ji)組(zu)電(dian)(dian)(dian)源，使(shi)油加熱(re)器順利電(dian)(dian)(dian)加熱(re);啟動(dong)冷(leng)(leng)水(shui)機(ji)(ji)前(qian)，先對(dui)冷(leng)(leng)凍水(shui)循(xun)環(huan)系(xi)(xi)統和冷(leng)(leng)卻水(shui)循(xun)環(huan)系(xi)(xi)統進行調試;檢(jian)查制冷(leng)(leng)系(xi)(xi)統壓(ya)力表(biao)讀(du)數是否等于制冷(leng)(leng)劑在當(dang)地環(huan)境溫度下的飽和壓(ya)力值;檢(jian)查壓(ya)縮機(ji)(ji)電(dian)(dian)(dian)機(ji)(ji)絕(jue)緣(yuan)電(dian)(dian)(dian)阻(zu)，絕(jue)緣(yuan)電(dian)(dian)(dian)阻(zu)應在3兆(zhao)歐以上。

   對工業冷(leng)(leng)(leng)水(shui)機(ji)組的(de)回(hui)水(shui)溫(wen)(wen)度(du)(du)(du)(du)進行(xing)調節和設(she)(she)定(ding)(ding)后，機(ji)組就可以按照(zhao)設(she)(she)定(ding)(ding)的(de)溫(wen)(wen)度(du)(du)(du)(du)自動運行(xing)。一旦回(hui)凍(dong)(dong)(dong)水(shui)溫(wen)(wen)度(du)(du)(du)(du)達到設(she)(she)定(ding)(ding)溫(wen)(wen)度(du)(du)(du)(du)，在擰(ning)緊時主(zhu)動停(ting)止制冷(leng)(leng)(leng)量調整，機(ji)組制冷(leng)(leng)(leng)量降(jiang)低，直(zhi)至停(ting)止。冷(leng)(leng)(leng)水(shui)機(ji)制造(zao)商推(tui)薦的(de)冷(leng)(leng)(leng)凍(dong)(dong)(dong)水(shui)溫(wen)(wen)度(du)(du)(du)(du)范圍。分(fen)離蒸(zheng)發器的(de)冷(leng)(leng)(leng)凍(dong)(dong)(dong)水(shui)溫(wen)(wen)度(du)(du)(du)(du)允(yun)許(xu)(xu)為5℃，返回(hui)蒸(zheng)發器的(de)冷(leng)(leng)(leng)凍(dong)(dong)(dong)水(shui)溫(wen)(wen)度(du)(du)(du)(du)允(yun)許(xu)(xu)為25℃。建議(yi)冷(leng)(leng)(leng)凍(dong)(dong)(dong)水(shui)出口溫(wen)(wen)度(du)(du)(du)(du)為7-12℃，溫(wen)(wen)升5℃