T.O. EQUIPMENT. CAME OUT FOR AN ESTIMATE ON A HEATING UNIT. INSTALLED 3 TON FURNACE, EARNED SERVICE AGREEMENT. UNIT WAS INSTALLED PROPERLY AND WORK AREA WAS LEFT CLEAN WHEN JOB WAS FINISHED. CHECK MANIFOLD GAS PRESSURE AND FOR PROPER VENTING. CHECK BURNERS AND BURNER OPERATION. CHECK THERMOSTAT, AIRFLOW, AIR FILTER, HEAT EXCHANGER, HIGH LIMIT CONTROL, AND ALL ELECTRICAL CONNECTIONS. EVERYTHING IS RUNNING GREAT.