和寂寞少妇做爰受不了了快_亚洲成人高清_男人捅女人p_亚洲精品久久久久999中文字幕_三级黄色毛片动作花样看看_亚洲不卡在线视频_朱竹清到爽高潮痉挛_小受被c尿乖巧受调教小蓝网站_护士系列高辣h文合集_偷看娇妻被交换求饶

your location:Home > NEWS > 市場動態(tài)
  • company news
  • Market dynamics
  • What do you need to pay attention to cleaning nanofiltration membrane?
     
    1, use the pump to clean clean and free chlorine reverse osmosis product water from the washing box (or the corresponding water source) into the pressure vessel and drain it for a few minutes.
    2, use clean product water to clean the box.
    3, recycle the cleaning fluid in the pressure vessel for 1 hours or at a preset time.
    4, after the cleaning is finished, clean the washing box and rinse it, then fill the washing box with clean product water to prepare for the next rinse.
    5, use pumps to clean clean, free chlorine products from the washing box (or the corresponding water source) into the pressure vessel and drain for a few minutes.
    6, after the reverse osmosis system is flushed, the reverse osmosis system is operated under the open state of the product water discharge valve until the product is clean, free of foam or no cleaning agent (usually 15~30 minutes).

    Previous:凈水器的三大好處你知道幾條?  next:凈水機濾芯廠家簡介家用自來水凈化的必要性