Karl E Milford , NE December 02, 2018 Appliance: Whirlpool Washer WTW5550XW0 Whirlpool Washer Wtw5550xw0: Hot water valve. How to replace Hot Water Inlet Valve. Took off upper back panel, removed 2 screws securing the valve, lifted the valve up and out and disconnected the wire harness. Reinstalled new one in reverse order. Do-It-Yourself Rating: Repair Time Estimate: Less than 15 minutes