David A Swannanoa , NC January 02, 2016 Appliance: KitchenAid Refrigerator KFCP22EXMP2 Kitchenaid Refrigerator Kfcp22exmp2: Control made clicking noise when opening/closing of the spring loaded trap. How to replace Damper Control Assembly. Remove cover, remove 2 screws, pop out the plastic/foam parts, disassemble the electrical connection to the control unit, replace control unit and reassemble. Do-It-Yourself Rating: Repair Time Estimate: Less than 15 minutes