Ashley M Beaufort , NC June 25, 2016 Appliance: Bosch Washer WFK2401 Bosch Washer Wfk2401: Defective drain pump. How to replace Washer Drain Pump. Replaced with part ordered. Exact fit. No problems. Thank you Appliance Parts PROS! 2 People found this story helpful Do-It-Yourself Rating: Repair Time Estimate: 15-30 minutes