Bill H El Paso , TX July 17, 2015 Control knob on samsung front loading washer #1. Watched a You Tube Video #2 Watched it again #3 Followed directions and replaced control knob #4 Did laundry It was very simple, so simple a retired pilot could do it. I recommend watching you tube videos for any undertaking you aren't sure of. Happy Repairing. 3 People found this story helpful Do-It-Yourself Rating: Repair Time Estimate: Less than 15 minutes