Dennis H Ellijay , GA October 08, 2016 Appliance: Samsung Washer WF448AAP/XAA-0000 Samsung Washer Wf448aap/Xaa-0000 / : The pump stopped pumping!. How to replace Washer Pump Drain Assembly. I found the Model # on the inside of the door frame.Ordered it from You guys and in 2 days it was delivered. My situation was a little tuff as I had 3 back surgeries in the last 2 weeks and I was really sore! I watched the u tube video and bolstered my confidence. 3 years ago I rebuilt the spider drive in the same Samsung Washer. Do-It-Yourself Rating: Repair Time Estimate: 30-60 minutes