Rheem Tankless Water Heater Main Remote Control  "errore c8" Questions

New Richmond tankless water heater C8 error I have a New Richmond tank less water heater and its about two years old and been working great but now we have an C8 error dose any body know what C8 means

PALOMA PTG-74PVN-1 Code C8 12 my water heater PALOMA PTG-74PVN-1 Code C8 12 my water heater started heating the water normal and after 10 seconds it shut off and then it comes on and off again, and ...

what exactly is the error code c8 I think error code C8 is #13 Check following links to see if they have information: Check following link for recall list: ...

code C8 76 code C8 L76 Remove power source from the unit. If remote control is installed; remove cover and lift the control wires on the terminal...can be accomplished from either end. Restore power ...

I have a c8 error C8 on Rheem/Richmond/Paloma tankless? maybe bad PC board? http://waterheatertimer.org/Troubleshoot-Rheem-Tankless-water-heater.html gene

Paloma tankless water heater model no PTG-74XP-2 error code c8 no hot water - error code c8 flashes In several cases i have had to change the pcb board.... code 76 is no communication between remote ...

Remote is flashing C8 and 76, alternating. I turn the unit off, then back on, and I get hot water for about 10 seconds, then it goes cold and the same error message occurs. Unit is Rheem Main Remote ...

error Im getting is C8 82 I have a Paloma PTG2 42PVN Natural gas indoor tankless water heater. Error code that is coming up is C8 82 Before calling service tech, copy following link for Rheem-Paloma ...

Have a Rheem PTG-74PVP tankless water heater. Shuts off after a few minutes while taking a shower. Get a code 76 C8 Before calling service technician, open following links for troubleshoot resources ...