We’re sorry to hear about the difficulty with cleaning the water reservoir and understand how frustrating that can be. Proper cleaning is important for optimal performance, and we’d like to help you with guidance or alternatives for safe cleaning. Please contact our Consumer Assistance Center at 1-800-726-0190 Ticket #8900542463 so our team can walk you through the best way to maintain your unit. We value your feedback and are committed to helping you enjoy your product.