I returned to add a steam boiler treatment cleaner. I proceeded to drain the unit multiple times. I added clean water to the system. I proceeded to dilute the chemical to add it to the system. I concluded with the steam boiler cleaner. I showed it to the client and explained to him about the process carried out on this occasion. - Richard assisted the customer with a steam treatment for their boiler, explaining the process and guiding them through the steps. - The customer expressed a desire to learn how to perform the procedure themselves in the future. - Richard provided instructions on how to properly operate the levers and switches involved in the process. - The customer mentioned previous difficulties with the boiler, which Richard addressed by explaining the correct procedure. - Richard planned to add a steam cleaning treatment to the boiler and explained the expected changes in water color during the process. - The customer seemed satisfied with the assistance and the impr