Upon arrival technician found that both systems were completely clogged as far as the condenser coil. The technician also found that the upstairs system was low on our 410 a refrigerant. The technician cleaned the coils and recharged the upstairs refrigerant. Upstairs system working properly at this time. The technician checked the downstairs refrigerant. Downstairs refrigerant is perfect at this time. Both systems working properly at this time.