MAINT. CHECK FOR 6YR HEATING UNIT UNDER 1ST SERVICE AGREEMENT. CHECK THERMOSTAT, AIR FILTER, AIRFLOW, ENERGY CONSUMPTION, HUMIDIFIER, AND ALL ELECTRICAL CONNECTIONS, CHEK MANIFOLD GAS PRESSURE AND FOR PROPER VENTING. CLEAN AND CHECK BURNERS AND BURNER OPERATION. LUBRICATGE ALL NECESSARY MOVING PARTS, ADJUST BLOWER COMPONENTS. HAD TO MOVE XFRMR FOR UV.