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#Rinnai energysaver 1004f error codes how to
If you’re dealing with an error code with your Rinnai tankless water heater, don’t get frustrated – get professional help! At Rick’s Plumbing, our experienced plumbers can troubleshoot your water heater and provide quality repair service. How to Fix: Assuming gas type and pressure are correct and there is no air in the gas line or other problem with the gas supply, confirm that: there are no loose connections at the PC board, power supply or flame rod, gas solenoid valve doesn't have a short circuit, there is no obstruction in the venting system and gases are correctly venting out. Tankless water heater repair in New Haven and Fairfield County For condensing units, inspect the condensate drainage.Look for signs of leaks or excessive moisture on the unit, which could corrode parts or impact electrical connections.Faulty venting components or installation can impact airflow and lead to build-up on flame rods.Clean out any blockages in the intake and exhaust vents.If the parts appear damaged or cracked, they will need to be replaced. Look for any dirt or debris on the flame rod or gasket, and clean if needed.Inspect the flame rod and make sure that the wiring look is in good condition and all connections appear secure.If the Rinnai water heater was recently installed, air may need to be purged from the gas lines.It’s possible that the gas pressure is incorrect, which can happen if dirt or debris gets caught in the system.Is the gas supply on to your home? Check other gas-powered appliances such as your stove, laundry drier, etc.If you notice scale or carbon, follow the manufacturer’s instructions for cleaning and removing build-up. If there is no spark, it could mean there could be loose or damage components, or that the voltage of the electric board is incorrect Cycle the unit and check that there is a spark from the ignitor.

Let’s dive deeper into each issue and see what you can do to test and possibly fix the problem. Finding the exact cause is important to apply the right solution and get your water heater running again. 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.
