What does the priority light mean on a Rheem tankless water heater?
Category: home and garden home appliances. 3.9/5 (7,932 Views . Press the “Priority button” on the temperature controller. The green Priority light will glow indicating that this controller is controlling the temperature and that the Rinnai Tankless Water Heater is ready to supply hot water.
What does the Rheem error code 21 mean?
Rheem error code 21 means the air intake filter is not working correctly. Rheem error code is found on indoor units only and can be caused by a dirty air filter door or improperly installed and seated air filter door or front panel. You may need to replace the air filter switch assy or the PCB.
What is code 13 on Rheem tankless water heater?
The Rheem tankless water heater error code 13 indicates the poor or improper combustion.
How to troubleshoot tankless water heater error codes?
Definitions of Rheem tankless water heater error codes Rheem fault code 00 – Indicates 1-hour continuous combustion. To correct this code, close all hot water taps to reset the unit. Rheem fault code 05 – Indicates imperfect combustion. To remedy the problem, clean the air inlet filter, air fan and exchanger fins.
What does error code 00 on Rheem water heater mean?
As with other brands, Rheem tankless water heaters display error codes to indicate specific malfunctions. Rheem fault code 00 – Indicates 1-hour continuous combustion. To correct this code, close all hot water taps to reset the unit. Turn off or remove circulation pumps. Rheem fault code 05 – Indicates imperfect combustion.
Is there an error code on my Rheem tankless water heater?
Having a good digital display or wireless monitoring app can be a great way to identify issues with your Rheem tankless water heater as soon as they appear. You might at first find the error codes confusing, but they’re actually easy to learn. Below are some of the most common Rheem error codes and what they mean. Need to hire a plumber?
What does it mean when Rheem says error code 03?
If your Rheem tankless water heater is showing an error code 00, it must be restarted. Close the hot water taps and remove or turn off the circulation pump if there’s any installed. Rheem error code 03 means there is a problem with the manifold control. Rheem error code 03 is found on units with MIC-180 or EZLink.
What does an error code 11 mean on a tankless water heater?
When there is a malfunction, an error code will appear on the LCD display. Bosh fault code 11 – Indicates a problem with the tankless water heater’s ignition. Typically, if you receive this fault code, your unit will not work. Before calling a licensed plumber, check to make sure your gas valve is open and supplying gas to the unit.
What does the Rheem code 14 mean on a water heater?
More information can be found in your owner’s manual. Rheem error code 14 means the overheat film wrap has been activated, usually caused by a hot spot. The Rheem error code 14 can be caused by using the wrong type of gas, blocked or obstructed airflow, vent terminals and exhaust vents, and faulty or damaged heat exchanger.
