Tech arrived at a 2 system tuneup. Customer asked about airflow. Upon inspection the downstairs system duel run capacitor was out of tolerance and replaced. The condenser coils were hosed off to assist with air flow across the coils. The blower areas and ductwork was very dirty. The blower capacitors were out of tolerance. The drains were clear and bleach was poured. The heating systems reached complete ignition. The downstairs flame sensors were scorched. The refrigerant and Deltas were within range. The customer was informed of recommendations today. He will review the information and let us know what they decide. HW The systems were functioning upon departure.