Rheem Tankless Water Heater Error Code 11. Reset your rheem water heater ( press the ‘min’ and ‘max’ buttons on the control board). Rinnai error code 11 is an indication that there is no ignition in, or no gas supply to, your hot water system.
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Here is the summary of what can go wrong with your rinnai water heater and what to look for after the error code 11 shows up on the remote controller. All solenoids are getting power and show correct resistances according to service manual. Check out for possible causes that generate the error code 11 on the digital display of the heater, and explore potential solutions.
Check The Gas Solenoid For Valves For Short Circuits And The Igniter Wiring Harness For Signs Of Damage.
How do you fix code 11 on a rheem tankless water heater? Call for service when your unit is showing this code. 2 how to change a gas valve on a rheem tankless water heater;
Jan 03, · What Is A Code 11 On A Rinnai Tankless Water Heater?
Turn the valves to the “on” position. Error code 11 what it’s telling you gas supply or installation error: Also, this problem could be due to faulty tempering valve that is excessively cooling your hot water.
Reset Your Rheem Water Heater ( Press The ‘Min’ And ‘Max’ Buttons On The Control Board).
The only plumber fella i called wanted to come out and flush the system for $150, which honestly doesnt sound like its going to solve the issue (even though it might. Ensure the ignitor is operational before calling for service. Wait 5 minutes and press power on/off to turn on water heater (4) turn on hot water faucet and check for error display (5) repeat if necessary (6) if problem continues, read error.
1) Turn Off All Hot Water Faucets (2) Power Off:
Check to ensure the heater is properly grounded and that the gas line, meter, and regulator are all properly sized. Insufficient or restricted gas flow; Rheem says code 11 is ignition or lack of gas.
1 Rheem Tankless Water Heater Code 11:
Rinnai error code 11 is an indication that there is no ignition in, or no gas supply to, your hot water system. Check your hot water system for any visible damage or loose parts. Put everything back in place and see, if the error persists.
