LG Refrigerator - Why is water not dispensed?

Why is water not dispensed?

  Symptom

             1.  Water is not dispensed.

  Reason

            1.  F ailure of water supply is usually caused when the water supply valve or the water line valve is turned off, or when the underground water filter is

                clogged.

  How to fix

             1.  Make sure the water supply valve is open , check if the tube is bent .

                                                     [Water supply valve]

             2. Open water valve if it is closed. Check filter if underground water is used, as it can clog quickly due to heavy metals and impurities contained in

                  the water.

                                           [Water line valve]