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. High limit passed the safety check. Heat rise was 46°. AC: No leaks detected. Electrical components tested good. Condenser coil is clean. Refrigerant charge was normal. Subcool was 7° with a 17° temp split. All equipment is operating properly.