MAINT. CHECK-UP FOR 13 YEAR AIR CONDITION SYSTEM. LUBRICATE ALL NECESSARY MOVING PARTS, AND ADJUST BLOWER COMPONENTS. CLEAN AND CHECK CONDENSER COIL. CHECK VOLTAGE AND AMPERAGE ON MOTORS. CHECK THERMOSTAT, COMPRESSOR DELAY SAFETY CONTROLS, AIRFLOW, AIR FILTER, FREON LEVELS, DRAINAGE, ENERGY CONSUMPTION, AND ALL ELECTRICAL CONNECTIONS. EVERYTHING IS OPERATING OK.