The e351 navien error code indicates that there is a problem with the water flow sensor. This sensor is responsible for detecting the flow of water through the pipes and sending a signal to the control panel. If the sensor is not working properly, it can cause the control panel to display an error code. There are a few things that can cause the water flow sensor to fail, including a build-up of dirt and debris, a break in the wire, or a problem with the control panel itself.
People like you are also looking for:
- navien error code e351
- e351 navien
1. Replace the entire main board
- Remove the front cover.
- Remove the four screws that hold the main board in place.
- Lift the main board out of the machine.
- Replace the main board with a new one.
- Replace the four screws that hold the main board in place.
- Reinstall the front cover.
2. Replace the pressure sensor
- Remove the screws that hold the front panel in place
- Remove the front panel
- Remove the sensor
- Replace the sensor
3. Replace the flow sensor
- Open the hood of your car and locate the air intake on the engine.
- Locate the flow sensor on the air intake.
- Remove the screws that hold the sensor in place.
- Remove the sensor.
- Clean the sensor and replace the screws.
If the answers above didn't work then you should also try:
- Replace the temperature sensor.
- Clean the main board.
- Clean the pressure sensor.
- Clean the flow sensor.
- Clean the temperature sensor.
- Check the wiring and connections.
- Call a technician.