The washing machine washes exceptionally well, but shows after 40-50 washes (1/2 year) a problem. Etc. By unbalance it came at the last wash to abrasion of the sealing rubber on the door hatch and connected so that the room smelled strongly of heated rubber. In addition, can be found on the drum edge rubber marks. During the entire period of operation, the drum beat at the start of the spin briefly before it was quiet. Maybe it was from the outset an unbalance? Am .. to obtain replacement documents