MAINTENANCE TUNE-UP FOR 2 A/C UNITS, 5 AND 10 YRS. CLEAN AND CHECK CONDENSER COIL. CHECK VOLTAGE AND AMPERAGE ON MOTORS. LUBRICATE ALL NECESSARY MOVING PARTS, AND ADJUST BLOWER COMPONENTS. CHECK THERMOSTAT, AIRFLOW, AIR FILTER, FREON LEVELS, DRAINAGE, ENERGY CONSUMPTION, COMPRESSOR DELAY SAFETY CONSUMPTION, AND ALL ELECTRICAL CONNECTIONS. EVERYTHING IS RUNNING GREAT.