Kenny G Whitefish , MT December 09, 2022 Appliance: Whirlpool Washer WFW8300SW03 Whirlpool Washer Wfw8300sw03: Would not drain. Water pump went out on my Whirlpool washer. How to replace Water Pump. Replaced the pump with a new part from AppliancePartsPros.com. Do-It-Yourself Rating: Repair Time Estimate: Less than 15 minutes