THE BEST THING THAT I HAVE SEEN IS TO USE A AIR HOSE, AND BlOW EVERTHING OUT OF THE INSIDE. TRY USING A VACUME ClEANER TO SUCK THE TRASH UP. MAKE SURE YOU lOCK THE FEEDER IN THE UP POSTION TO. THEY SAY MOTH BAllS HElP TO BUT YOU HAVE TO PUT UP WITH WITH THAT SMEll NEXT YEAR..