12 🟡 Repair Required
Noritz Error Code 12: Flame Loss
⚠️ Your Noritz water heater is experiencing a flame loss issue, which could lead to system damage if not addressed promptly.
How to Fix Noritz Code 12
- Step 1: Check your gas supply. Ensure that your gas is turned on and that there are no leaks.
- Step 2: Inspect the area around your water heater for any signs of damage or obstruction that could be preventing the burner from igniting.
- Step 3: If you're comfortable doing so, you can try resetting the water heater. Otherwise, contact a professional HVAC technician.
What Does Noritz Error Code 12 Mean?
Error code 12 on your Noritz water heater indicates a flame loss issue. This means that the burner is not igniting or maintaining a flame, which could be due to a few reasons. The most common causes are a faulty igniter, a problem with the gas valve, or an issue with the thermocouple. It's important to note that this error can also be caused by a lack of gas supply or a clogged burner.
Common Causes of Noritz Code 12
- Faulty igniter
- Problem with the gas valve
- Issue with the thermocouple
- Lack of gas supply
- Clogged burner
Applicable Noritz Models
Need a Pro to Fix Noritz Code 12?
A licensed HVAC technician can diagnose and fix this issue quickly.
Find a Licensed Tech Near You →Replacement Parts for Noritz Tankless Water Heater Code 12
Igniter OEM: Noritz 8701010000
Gas Valve OEM: Noritz 8701020000
Thermocouple OEM: Noritz 8701030000