How to enter test mode on Beko WM6143B, WM6143S, WM6143W to repair faults and test errors Beko DiagnosticBeko WM6143B, WM6143S, WM6143W Spare Parts  Important notice on Beko WM6143B, WM6143S, WM6143W Before entering test mode please be aware that you are not meant to leave the washing machine Unattended. There is a chance the machine can overfill