AC performance tuneup times one system. Treat drain lines with drain solution. Inspect blower, evaporator and ductwork. Remi halo bulb is defective. We just installed last year. Office is ordering a new one and will call and schedule date to return to install. Check outdoor unit. Change out filter client supplied. Refrigerant level good at this time. Wash condenser coil. System operating at manufacture specs at this time.