2ND CLEAN AND CHECK UNDER SERVICE AGREEMENT. CHECK THERMOSTAT, AIR FILTER, AIRFLOW, HUMIDIFIER, ENERGY CONSUMPTION, AND ALL ELECTRICAL CONNECTIONS. CLEAN AND CHECK BURNERS AND BURNER OPERATION. ADJUST BLOWER COMPONENTS, AND LUBRICATE ALL NECESSARY MOVING PARTS. INSTALLED UV. MADE SURE EQUIPMENT WAS INSTALLED PROPERLY AND MADE SURE WORK AREA WAS CLEAN WHEN FINISH. EARNED 2 YR SERVICE AGREEMENT. EVERYTHING IS RUNNING GOOD.