Hank G Rotonda West , FL March 02, 2020 Appliance: Roper Washer RTW4640YQ1 Roper Washer Rtw4640yq1 / : Cold water barely trickling in. How to replace Water Inlet Valve. Replaced the Hot/cold water input assembly (Roper washer). It took about 45 minutes from start to completion. I used the procedure from Youtube to see the process. Do-It-Yourself Rating: Repair Time Estimate: 30-60 minutes