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Error code lookup Type the code on your display and see what it means.FAQ and troubleshooting Heating, defrost, filters, self-clean and display settings.Manuals and downloads EnergyGuide labels and remote guides by model.Register your warranty Within 60 days of installation, for the bonus remote.Make a warranty claim Something not working? Start a claim with your order details.Wi-Fi and Alexa setup Tuya Smart and Alexa, step by step, with pairing fixes.Delivery and installation Pallet delivery, inspecting the shipment, and what install involves.Shipping and returns Ship times, tracking and the 30-day money back guarantee.Track an order Find your tracking number and carrier.Install Planner Line set, power and mounting checked for your model.