...run for 3 min and shut down error code C5 and 12 or C7 and 12 hi my names pete ill try and help c7 is where the start up sequence has ended c12 is saying gas service has been interupted hope this ...
...c5 c6 c7 heater has worked for 3 years without issue. Now the heater fails after 5-10 minutes of use. I reset and it will work for a while, then will fail again. it might be over heating, have you ...
...c5 11, c8- 12, c7 12 and the red light is on circuit board flashing. Rheem, Richmond, Ruud, and Paloma are all the same manufacturer. After about 9 months, my tankless RTG-74PVN started ...
c5 and c7 followed by flashing 12. I cleaned the filter, turned the remote off and back on again and I had hot water. What's going on with the water heater? in order to reset the unit you will have to
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