SECOND MAINTENANCE TUNE-UP UNDER SERVICE AGREEMENT FOR 5 YR HT UNIT. CHANGED CAP, ADDED P TRAP TO DRAIN. RENEWED SERVICE AGREEMENT. CLEAN AND CHECK BURNERS AND BURNER OPERATION. CHECK MANIFOLD GAS PRESSURE AND FOR PROPER VENTING. CHECK THERMOSTAT, AIRFLOW, AIR FILTER, HEAT EXCHANGER, FAN CONTROL, HIGH LIMIT CONTROL, ENERGY CONSUMPTION, AND ALL ELECTRICAL CONNECTIONS. LUBRICATE ALL NECESSARY MOVING PARTS AND ADJUST BLOWER COMPONENTS. EVERYTHING IS RUNNING GOOD.