There is no scale evidence on the tubes and we use soft water currently for makeup at 0 hardness. DA is producing 0 ppm of dissolve oxygen. We will be shifting to RO water once I have the sensors needed to allow chemical addition, in place. Burners are 10:1 turndown and firing rates have been...
York-Shipley 4 pass dryback. Only 833 hrs of operation on it. Manufactured and tested in York, PA at their facility. We had a metallic banging sound coming from the burner front. Sounded like the division plate between the 3rd and 4th pass. Had the Prime open it up and found phosphate all over...
Have the same question. Who is the manufacturer? I'm having the same issue on a brand new boiler with only 833 hrs run time. 12 leaks originally 4th pass front and back and that went downhill quickly. I know that it was not operational or chemical addition issues.