How To Reset A Rinnai Tankless Water Heater. Tankless water heaters produce an endless supply of hot water take up less space have a lower risk of leaking are safer and have a significantly longer lifespan on average. Each Rinnai unit uses a temperature controller either MC-91-1 or MC-91-2 on the front panel to display various configuration options for installation as.
However before you do so first drain all the water in the unit. How do I reset my Rinnai water heater. Rinnai fault code 11 No ignitionCheck to make sure the gas is turned on at the water heater gas meter or tank.
Press and hold A and B until P appears approximately 10 seconds Press and hold A and B until PLC appears approximately 10 seconds The unit will power off.
If this does not work you may need to replace the heat exchanger. 36 rows Quick Rinnai Tankless Water Heater Reset Procedure. Then get to know how to reset Rinnai tankless water heater bleed for resetting the appliance and the code will be. Since Rinnai water heaters are one of the most advanced tankless water heaters available we recommend to contact a service technician thats authorized to work on Rinnai water heaters.
