2012 Trane AC running in good condition. 20x25x5 air filter is new today. Indoor air coil is sealed in plenum. Humidifier damper is closed. Run test unit in cooling mode from thermostat. Delta t of 20F with supply temp of 47F. Refrigerant pressures are within spec. High 250psi with 9F SC, low 110psi with 10F SH. Outdoor coils are in clean condition. Outdoor fan motor and compressor are operating within specs. System is operating properly, efficiently and ready for Summer.