確認工(gong)(gong)業(ye)冷(leng)(leng)水(shui)(shui)機(ji)供電(dian)正常，無(wu)反相、缺(que)相現象(xiang);冷(leng)(leng)卻塔(ta)風機(ji)、冷(leng)(leng)卻水(shui)(shui)泵、冷(leng)(leng)凍水(shui)(shui)泵均為(wei)獨立(li)控制(zhi)。開機(ji)前應確認電(dian)源正常，無(wu)反相、缺(que)相現象(xiang)。檢(jian)查(cha)工(gong)(gong)業(ye)冷(leng)(leng)水(shui)(shui)機(ji)主機(ji)、水(shui)(shui)泵、閥(fa)門、儀(yi)表及各種配件是否(fou)能正常打開，是否(fou)完(wan)好(hao)。檢(jian)查(cha)工(gong)(gong)業(ye)冷(leng)(leng)水(shui)(shui)機(ji)組油位是否(fou)正常

   開(kai)機前(qian)12小(xiao)時(shi)接通冷水機組電(dian)(dian)源(yuan)，使油加(jia)熱(re)器順利電(dian)(dian)加(jia)熱(re);啟動冷水機前(qian)，先對冷凍水循(xun)環(huan)系(xi)(xi)統(tong)和冷卻水循(xun)環(huan)系(xi)(xi)統(tong)進行調試;檢查制(zhi)冷系(xi)(xi)統(tong)壓(ya)(ya)力表讀數是否等(deng)于制(zhi)冷劑在當(dang)地(di)環(huan)境(jing)溫度下(xia)的(de)飽和壓(ya)(ya)力值;檢查壓(ya)(ya)縮(suo)機電(dian)(dian)機絕緣(yuan)(yuan)電(dian)(dian)阻，絕緣(yuan)(yuan)電(dian)(dian)阻應在3兆(zhao)歐(ou)以上。

   對工業(ye)冷(leng)(leng)水(shui)(shui)(shui)(shui)機組(zu)的(de)回(hui)水(shui)(shui)(shui)(shui)溫(wen)度(du)(du)進行調節和設定(ding)(ding)后，機組(zu)就可以按照設定(ding)(ding)的(de)溫(wen)度(du)(du)自動(dong)運(yun)行。一旦回(hui)凍(dong)水(shui)(shui)(shui)(shui)溫(wen)度(du)(du)達(da)到設定(ding)(ding)溫(wen)度(du)(du)，在擰(ning)緊時主動(dong)停(ting)止制冷(leng)(leng)量(liang)調整，機組(zu)制冷(leng)(leng)量(liang)降低，直至停(ting)止。冷(leng)(leng)水(shui)(shui)(shui)(shui)機制造商(shang)推薦的(de)冷(leng)(leng)凍(dong)水(shui)(shui)(shui)(shui)溫(wen)度(du)(du)范(fan)圍。分離蒸(zheng)發器的(de)冷(leng)(leng)凍(dong)水(shui)(shui)(shui)(shui)溫(wen)度(du)(du)允許為(wei)5℃，返回(hui)蒸(zheng)發器的(de)冷(leng)(leng)凍(dong)水(shui)(shui)(shui)(shui)溫(wen)度(du)(du)允許為(wei)25℃。建(jian)議冷(leng)(leng)凍(dong)水(shui)(shui)(shui)(shui)出(chu)口溫(wen)度(du)(du)為(wei)7-12℃，溫(wen)升5℃