Work Performed: Performed maintenance on older ICP R-22 air conditioner Checked refrigerant levels — may be slightly low, but system still providing a 17°F temperature drop Lowered furnace fan speed slightly to improve cooling performance Adjusted humidifier damper to stop air bypass Provided client with system education Results: AC is mechanically operating normally at this time Client is aware the unit is nearing end of life and make plans to replace rather than repair if it cannot keep up during summer