Tech arrived at a tune-up. Upon inspection the capacitor was within specs. The contactor was in working condition. The condenser coils were hosed off to assist with air flow across the coils. There was no observed surge protection. The drain system was clear. There was no observed drain safety. There was growth in the system. The customer was informed of recommendations today. He decided to move forward with a drain treatment strip, drain switch and Copper Membership. He will budget for an #IAQ 200 System/Air Cleaner and a Whole home surge protector in the future. The system was functioning upon departure.