Super tune up performed today on a Ducane heat pump installed in 2024 with a Carrier air handler installed in 2019. All electrical connections are tight with no corrosion. X13 blower motor is acceptable. Blower wheel and evaporator coil are clean. Heat strips are pulling proper amperage. Compressor and condenser fan motor are acceptable. Refrigerant levels are in range. Reversing valve and defrost control board are working as they should boutdoor unit was washed and waxed.