John J Baton Rouge , LA June 27, 2019 Appliance: Kenmore Washer 79641572210 Kenmore Washer 79641572210: Drain pump failure. How to replace Circulation Pump Motor. I replaced the drain pump and the circulation pump. The circulation pump was not bad but i went ahead and changed it out since the washer is seven years old. Do-It-Yourself Rating: Repair Time Estimate: 30-60 minutes