Today, I arrived on site to perform winter maintenance on the HVAC equipment. Equipment Condition: * Overall condition is good. * Indoor unit located in the attic, functioning as an air handler for the whole home. * Outdoor unit is a heat pump situated on the side of the house. Filtration: * Checked and replaced pleated filters (20x20x5) today using customer-provided spare filters. Coil Condition: * Indoor coil is clean and in good condition. * Outdoor coil was cleaned today and is also in good condition. Electrical Components: * Tested and inspected various electrical components including blower motor, heat strip kit, condenser fan motor, compressor, and capacitors. * All components are working properly within manufacturer specifications. Inspections: * Blower wheel, electrical wires, primary and secondary drain pans are in good condition and functioning properly. * No components were found in poor condition. Temperature Readings: * Return air temperature measured at 73.0 degree