Upon arrival customer showed location of thermostats filters which customer is going to change out. When looking at the attic furnace found the blower clean free of debris. Inspected coil which was clean free of debris no leaks present. Inspected drain which was clean and clear of debris. When going to the outdoor unit found the coil with slight debris. Inspected capacitor which is to manufacture specifications at this time. When looking at the charge on the system found it low 1 degree sub cooling. Provided customer with options to get charge in proper specifications. Customer declined at this time has prior financial obligations to address.