[. . . ] €¢ If there is too much noise or vibration, check whether the four levelling adjustment legs are evenly and firmly on the floor. €¢ If the washing machine is not level, lift the washing machine slightly and adjust the lowest of the four levelling adjustment legs. [. . . ] ž² When washing general clothes, the washing machine may not operate in the optimal status. €¢ Wash only one bedding item at a time regardless of size. The center of gravity is distributed evenly causing less vibrations and noise. œ” When spinning blankets, cotton bedding, and woolen bedding, too much noise and vibrations may occur and the wash cannot be completed as spinning is not performed. Insert the filter net and fasten its connector firmly. When the door does not open The door does not open when the temperature inside your washing machine is high or when the tub is filled with water. €¢ When the internal air temperature after a wash is higher than 70 °C or the water temperature is more than 55 °C. For some models, you can open door when “End” is displayed or the end melody is played. œ” If you open the door by force, it may result in damage to the product or safety issues. SELF-TEST ✔ If any error message other than the following error messages is displayed, refer to the user manual. ž² Make sure to operate your washing machine after closing the door. Is the filter net of the water supply hose connector blocked?ž² Remove and clean the filter net of the water supply hose. When selecting the Dry function For the Drying capacity, 1/3 of the wash capacity is reasonable. [. . . ] €¢ Press the Start/Pause button and then check the laundry status. When water does not drain because the internal temperature does not drop below 55 °C even if thirty minutes has passed after the wash has finished Have the cold and hot water supply hoses been mixed up? [. . . ]