Samsung India — Fluctuation in cooling

Address:

600009

1.Ref my invoice no kmp/15/8746 dt 20 aug 2015, purchage of refrigerator rt50h5809sl.
2.I have made 5 complaints till now, last one no [protected] latest on 8th april 16 for sudden change in cooling specially freezing all vegetables upto lowest busket.
3. As it is in warranty pl rectify as all ur service engineer keep on delaying sayiny, change temp levels every time but no solution come to an end.