Good afternoon, I have the FCI electrical cooktop 5 burners (36") - Reference ECCB33674/BL Serial# B110 400 521 FX: 516 V 50 NC I need to replace one of the EGO switch and knob ...no response from your maintenance center (info@fciappliances.com) nor from the 1-800 232 4907 Who do I contact to get parts ??? Thank you for your help in resolving this matter Michael Abergel m.abergel@mgiusa.com Cell: 321 432 3472