What is code 12 on a Rheem tankless water heater?

Error Code 12 relates to flame failure which is when the heater can’t maintain a flame. You should check that the system is receiving gas that’s the right pressure and type. Also, check for carbon buildup in the flame rod and bleed excess air from the gas lines.

Why is my Rinnai beeping 11?

Rinnai error code 11 is an indication that there is no ignition in, or no gas supply to your hot water system. You can try the following to fix the problem: Check your hot water system for any visible damage or loose parts. Test your gas supply by turning on a gas appliance, such as a stove-top.

How do I fix noritz Error 11?

An error code “11” typically signifies an ignition error.

1. Find the gas valve connected to the Noritz water heater and turn the gas valve counterclockwise until it no longer turns to open it completely.
2. Turn the power off to the unit by pressing the “Power” button.
3. Turn the hot water back off.

What does code 13 mean on my tankless water heater?

Error code 13 is incoming air supply or outgoing vent. This applies to gas water heaters. As air enters the combustion chamber, the sensor reads that air quality is sufficient for combustion. If incoming air or outgoing vent are not correct, then tankless sensors shut down the burner.

How do you fix code 11 on a Rheem tankless water heater?

Rheem fault code 11 – No ignition. Check to make sure there is gas to the unit and that the pressure is correct. Ensure the ignitor is operational before calling for service. Rheem fault code 16 – This is an over temperature warning which could indicate a possible clogged heat exchanger.

What is code 11 on tankless water heater?

ignition failure
Noritz Error Code 11 This indicates ignition failure in your tankless water heater. It means that your unit is not firing up to heat the water, a situation that can be caused by insufficient gas supply, insufficient airflow or debris on the ignition plug.

How do I fix code 11 on Rinnai?

Rinnai fault code 11 – No ignition. Check to make sure the gas is turned on at the water heater, gas meter or tank. Ensure the igniter is operational. If gas is being supplied to the tankless water heater and the igniter is working, call for an evaluation by a qualified plumber.

Why am I not getting hot water from my tankless water heater?

Because tankless units only heat water as it’s needed, running too many hot water appliances at the same time could mean the unit just can’t keep up. On the other hand, your “no hot water” problem could be cause by a bigger issue such as: Plugged heat exchanger (due to hard water) A blocked vent/air intake.

How do you fix code 13 on a Rheem tankless water heater?

Error Code 13

1. Check that the air intake and exhaust venting is correctly installed and in good working order.
2. Inspect and remove any blockage from the venting and where the vent terminates outside.
3. Check and verify that the altitude settings reflect your location.
4. Check the Flame Rod FL-24.
5. Check the Blower Motor.

Why do I have to keep resetting my tankless water heater?

The reset button usually trips for safety to prevent the tank from overheating and potentially becoming a bomb. If your heater is continuously tripping you should call a Orlando plumbing company to replace the thermostats. We usually recommend replacing all old components with new parts this includes the elements.

What are some common problems with a Rheem water heater?

Rheem Water Heaters – Common Issues No Hot Water. A tripped circuit breaker will shut down an electric heater and gas models that use electricity. Not Enough Hot Water. If the water heater is new, or if you’ve just moved into a new home and aren’t familiar with the water heater’s capability, it’s likely that There’s Water on the Floor.

How good is Rheem water heaters?

Rheem is a good , mid-level water heater brand that’s not too expensive. Its reputation for manufacturing durable, reliable water heaters makes it a good choice for most homes. The company sells water heater models in gas, electric, tankless, solar and hybrid styles.

Are Rheem gas water heaters good quality?

Rheem is a good , mid-level water heater brand that’s not too costly. Its reputation for manufacturing durable, reliable water heaters makes it a good choice for most homes. Overall, AO Smith is probably the better choice for gas water heaters, but only by a fraction. You should still be well served by Rheem if you take care of it regularly.