Rinnai RC98HP Flashing 25 No Hot water. Why?
Rinnai RC98HP three years old. Started flashing 25. Priority signal went off. Switched power off and back on. Stopped flashing and showed 130 which is the temperature setting. Priority signal came back on. Heated water, but when I used hot water started flashing 25 again.
Water Heaters - Rinnai
Answers & Comments
Has water heater been cleaned?