MAINT. TUNE-UP FOR 7 YEAR A/C UNIT. CHECK THERMOSTAT, AIRFLOW, AIR FILTER, DRAINAGE, FREON LEVELS, COMPRESSOR DELAY SAFETY CONTROLS, ENERGY CONSUMPTION, AND ALL ELECTRICAL CONNECTIONS. LUBRICATE ALL NECESSARY MOVING PARTS, AND ADJUST BLOWER COMPONENTS. CHECK VOLTAGE AND AMPERAGE ON MOTORS. CLEAN AND CHECK CONDENSER COIL. EVERYTHING IS RUNNING OK.