David M Plano , TX December 01, 2014 Appliance: KitchenAid Undercounter Dishwasher KUDS02SRSS1 Kitchenaid Dishwasher Kuds02srss1: A mouse or rat chewed a hole in the rubber elbow of the drain hose. How to replace Drain Hose. I replaced the hose and since the rodent may still be around, put a couple of large glue trays under the dishwasher to reduce the risk of a repeat. 5 People found this story helpful Do-It-Yourself Rating: Repair Time Estimate: 15-30 minutes