Slide-out chassis and easily removed condenser shroud provide access to the coil, compressor, and other components; louvered front panel is also easily removed. Onboard computer utilizes real-time diagnostics to simplify service. LED indicator flashes error codes, and in many cases, the unit will automatically clear the fault condition. Dynamically balanced, multi-blade axial airflow design of outside fan moves air quietly and efficiently. Indoor sound reduction is achieved through a tangential blower wheel design that provides uniform air discharge. The indoor fan will always run a minimum of 10 seconds before the compressor, to help reduce any compressor starting noise.