Performed the level 2 package cleaning. Furnace: Burners and flame sensor are clean. Heat exchanger looks good. Combustion readings were normal. No CO detected in the air. Drain is clear. Heat rise was 35°. AC: No leaks detected. Electrical components tested good. Condenser coil is clean. Refrigerant charge was normal. Subcool was 12° with a 17° temp split. All equipment is operating properly.