4.1運轉(zhuǎn)前準備

    Preparation for operation

4.1.1啟動前應卸下聯(lián)軸器護罩，用手扳動聯(lián)軸器數(shù)圈，確信無碰擦現(xiàn)象后再裝好聯(lián)軸器護罩。

    Before starting the pump，take off the cover of the coupler,then turn the coupler by hand，and make sure that it can revolve smoothly．Last put the cover back．．

4.1.2每次啟動前應將泵注滿水，嚴禁沒加水運轉(zhuǎn)，防止磨壞軸封。(帶自吸裝置時不須注水)．

    Before starting the pump，it must be filled up with water．Operation without water filled up into the pump body is forbidden．[the pump with self-suction device do not need to filled up]．

4.1.3點動電動機，檢查電機轉(zhuǎn)向是否符合泵的轉(zhuǎn)向標志。

    Start the motor and examine whether its revolution direction is the same as indicated on the pump body．

4.2運轉(zhuǎn)中注意事項．

    Precaution during operation

4.2.1泵起動前應關(guān)閉出口閥門，泵開始排水后，逐漸調(diào)節(jié)出口閥門，