Michael G Troy , MI January 10, 2020 Appliance: Whirlpool Washer WTW8000BW0 Whirlpool Washer Wtw8000bw0 / : Washing machine main bearing failure resulting in a spiral pattern of grease/water mix under the washer and leaking water. How to replace Water Inlet Valve. Replaced main bearing w/ bearing replacement parts and bearing replacement kit. the main complication was that it was very hard to get the lower bearing washer to stay seated against the bearing spacer during bearing compression. Do-It-Yourself Rating: Repair Time Estimate: 2+ hours