SECOND MAINTENANCE TUNE-UP UNDER SERVICE AGREEMENT FOR 1YR HEATING UNIT. ADJUST BLOWER COMPONENTS AND LUBRICATE ALL NECESSARY MOVING PARTS. CLEAN AND CHECK BURNERS AND BURNER OPERATION. CHECK MANIFOLD GAS PRESSURE AND FOR PROPER VENTING. CHECK THERMOSTAT, AIR FILTER, AIRFLOW, FAN CONTROL, ENERGY CONSUMPTION, HUMIDIFIER, AND ALL ELECTICTRICAL CONNECTIONS. RENEWED SERVICE AGREEMENT.