Using this door handle lever is easy. Just grab it firmly and pull gently to open the door of your Simpson 45S557E front - loading washing machine. When closing, push the door until it clicks shut. As for maintenance, keep it clean by wiping it with a damp cloth regularly. Avoid using abrasive cleaners as they may damage the surface. Also, don't apply excessive force when using the handle, as this could lead to breakage. If you notice any issues like loose parts or difficulty in opening or closing, check for possible obstructions around the handle area. If the problem persists, it might be time to contact a professional for further inspection.