What does C2 11 mean?

A tankless water heater heats water as it passes through the device rather than in a tank. A common error code is a “C2 11,” which is related to the gas flow to the water heater.

How do you fix a Paloma water heater?

How to Troubleshoot a Paloma Tankless Water Heater

Check the remote control and make sure it is turned to “on.”
The water shutoff valve should be all the way open.
Open your hot water faucet to full.
Increase the temperature setting if it is summer and the water coming in already is warm.

What does code 13 mean on a Rheem tankless water heater?

Flame Rod: Poor or Improper Combustion An Error Code 13 will only display on Indoor Rheem Tankless systems. Check that the air intake and exhaust venting is correctly installed and in good working order. It’s critical that the exhaust is NOT recirculating into the unit’s fresh air intake. Check the Flame Rod FL-24.

What does C2 11 mean on a Paloma tankless water heater?

The water is heated as it passes through the tankless water heater. Paloma’s tankless water heaters have a display screen that shows an error code shows an error code when a problem occurs. A common error code is a “C2 11,” which is related to the gas flow to the water heater.

How to cycle through the Paloma water heater error codes?

The thermostat button to cycle through the error codes. 2. To display the water flow through the water heater, press the thermostat button (hold for 2 seconds) With the water heater turned off, press and hold the ON/OFF button until the display changes to the other temperature scale … Return Doc

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.

How to troubleshoot ” C2 11 ” on a tankless?

Check the gas line. If air gets into the gas line, a “C2 11” or “C2 12” error code will display. Bleed the air from the gas line. Follow the procedure in Step 2. Check the power supply. If the power supply is not grounded, the error code will display. Make sure the heater is set up properly and follow the process in Step 2.

Where can I get a Paloma tankless water heater repaired?

Our tankless experts are here to help. Low Energy Systems has a full-service center to repair or rebuild your Paloma/WaiWela tankless water heater. We are Paloma’s largest distributor and certified service and repair experts and stock parts for all Paloma/WaiWela Water Heaters.

What does C2 11 mean?

If the valve is not fully open, a “C2 11” or “C2 12” error code will display. The error will also appear if gas service to your location has been interrupted or if the gas is not the right kind. Contact your gas company in either case.

What does code 11 mean on a tankless water heater?

An error code 11 on a Rinnai tankless water heater can appear due to an issue with the ignitor, gas supply, flame rod, venting, excess moisture, and more.

How do you reset the code on a Rheem tankless water heater?

If you see an error code 24, check the following:

Shut off the water and disconnect the remote control. Then reattempt.
Double check that the tankless is properly grounded.
Reset by pressing the MIN and MAX button on the control board (PCB).
Call a professional to replace the PCB.

How do I fix noritz Code 11?

Noritz Error Code 11 After checking to see if the gas is turned on, call a licensed contractor. He or she will make sure your gas valve is open, the exhaust vent is unobstructed and the ignition plug is firmly attached and free of debris.

How do I fix Rheem Code 11?

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.

What is code 13 on a Rheem 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 reset a tankless water heater?

The red button on the water heater is where the reset button is located. There are two buttons for each thermostat in some water heaters. The metal plate that holds the thermostat in place may have to be removed to access the reset button.