Replaced an indoor evaporator coil under manufacturer warranty found by previous tech and also replaced a. Filter dryer. Pressure tested to 400 psi after brazing with nitrogen. Pulled a vacuum below 500 microns. Factory charged the system and tested cooling afterwards. System is back cooling. Tech unclogged the drain line and also cleaned the outdoor coil, refrigerant levels were out of specs due to that, covered under maintenance contract. Collected over the phone for todays repairs.