I added a garment and then closed the door and pressed start and then kept getting a continual beeping sound and the letters F and DL what can I do? The door will not open!!
Get a repair manual from Whirlpool for its "duet" front loading washer Model Nos. GHW9100L/GHW9200L. It is no charge in pdf at "Consumers Services Technical Education Group" Job Aid part no. 8178076. It is quite complete.