Complete 2 system a/c repair and preventative maintenance check. Upstairs system has very dirty blower wheel and no secondary water safety device. Downstairs system also has dirty blower wheel and no secondary water safety device. Cleared both drain lines. Filters are good. Upstairs condenser low on refrigerant and has worn capacitor. Main condenser has worn capacitor. Also recommend hard start kit to main condenser and surge protector to both. Also recommend breathe easy air purifier to main level system. Customer declined all repairs and declined maintenance plan.