Often asked: What Model Ecotem Fvi12 Water Heater E3 Error Code?

An E3 error code appears when there is a failure to ignite the burners, and this is usually the result of: Insufficient gas supply: Check your gas pressure. Excessive gas supply: Check your gas pressure. Blockage of exhaust: Check all venting to ensure no blockage.

How do I reset my Eccotemp tankless water heater?

Unplug the water heater from the electric outlet. Remove six screws retaining the bottom panel of the water heater and remove the panel. Locate the high limit reset button. Depress the small red button in the center of the junction box, replace the bottom panel and place the water heater back into service.

What does E3 mean on my shower?

The E3 Error indicates a condition where the Temperature Sensor has sensed a high temperature (Greater than 113 F. / 45 C.) within the PCU before the water has passed through the Heater.

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How do I reset my Rinnai error code?

After flushing water heater, the procedure to reset LC codes: Push the two switches (A and B) on PC Board at the same time for five seconds. Water heater will return to normal operation and LC# count returns to 0. This hard reset procedure is not in owners/installation manual or tech sheet.

What is E5 code on tankless water heater?

Answer: Rheem RETEX-27 E5 Error code, High Flow Rate. If the LED control board is displaying an E5 error code, the desired volume of water is too high to reach your desired preset temperature and you will need to slow down the Flow rate if needed.

Where is the reset button on 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.

Can you run out of hot water with a tankless water heater?

Because there’s no tank, it doesn’t work off of capacity; it works off demand. A tankless water heater heats up water as you need it, and it brings hot water to your appliances quickly—and never runs out.

What is the E3 error on heater?

This error code indicates your water heater is overheated. In order to protect the system, the heater automatically stopped when it reached dangerously high temperatures.

What does E3 mean on heater?

E3 CODE. The heater not working. If the vents are dirty or clogged. Unplug the power, clean. the dust and debris of the vent area.

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What is E3 error?

The E1 or E2 error code is an Auto-Stop Protection Error, indicating an issue detected by a sensor. The E3 error code displays when an Abnormal Operation Protection Error has occurred, and activates to protect the unit from damage. This error code will require service.

How do I reset my Rinnai water heater?

To reset the system:

  1. Turn off the hot water taps. If the error code is still there, turn off the unit. Wait for a few seconds and then turn it on again.
  2. If the error code persists, contact us for round the clock assistance.

How do I reset my Rinnai?

MASTER RESET: Rinnai

  1. Press and hold A and B until P appears ( approximately 10 seconds)
  2. Press and hold A and B until PLC appears ( approximately 10 seconds)
  3. The unit will power off.
  4. Press the power button until the unit powers back up.

How do I fix my Rinnai Code 19?

Rinnai error code 19 signifies that there is a problem with the electrical grounding. To fix the Rinnai error code 19, inspect all electrical components of the unit for electrical shorts.

How do you fix an E5 error on a tankless water heater?

The E5 error code refers to the Pressure Switch which can be caused by a motor problem or the voltage of the power supply is too low. If you’re sure that the power source is within the required amount and the same issue persists, try to reset your heater by: Completely draining the unit out of water. Shut off gas valve.

What does E4 mean on Rheem tankless water heater?

An E4 error code indicates that you have an issue with your water temperature sensor. This is the sensor that allows your water heater to display the current temperature of the water inside of it. This error code will typically be permanently displayed and your water heater will not run.

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