I PURCHASED THIS TO REPLACE THE ONE THAT I HAVE BECAUSE THE AUTOMATIC CLEANING DOES NOT WORK.BUT THE NEW ONE HAS THE SAME DEFECT.I AM REALLY DISAPPOINTED IN LITTERMAID PRODUCTS.I HAVE NOT BEEN ABLE TO FIND ANY WAY TO GETSERVICE FOR THIS.I HAVE BEEN TRYING TO FIND THE CUSTOMER SERVICE FOR LITTERMAID FOR OVER A YEAR WITHOUT ANYLUCK.I ONLY GET PETCO AND THAT IS NOT WHO I WANT. THE BOX THAT I PURCHASED I HAVE HAD FOR OVER A YEAR, IT HAS NOT WORKED FROM DAY ONE.IT WAS PURCHASED ONLINE.I WOULD LIKE AN ANSWER.boblawn111@ptd.net