Jeffrey G Dayton , TX July 18, 2014 Appliance: Whirlpool Washer WTW6300SW0 Whirlpool Washer Wtw6300sw0: Recirculation pump was not working. How to replace Pump, Water Circulation. Ordered new pump and replaced. 1 People found this story helpful Do-It-Yourself Rating: Repair Time Estimate: Less than 15 minutes