Hi,Welcome to Just Answer, My name isXXXXX will be helping you with your appliance issue today.
can you recheck the model # ? not comming up, open the door and get it off the tag on the side wall, also when this fills in the beginging of the cycle how much wtare is there in the botton in inches? does it reach the heater?
here is a video on how to take this appart and clean it, hope this helps, thanks Bryan
http://www.repairclinic.com/PartDetail/Circulation-Pump-And-Motor-Assembly/1548519?modelNumber=KUDI01TJWH0#repairHelpVideoTabs just click the blue link and then watch video.