What does 12 mean on Rinnai gas heater?
flame failure
If you’re getting Rinnai error code 12 on your hot water unit, it indicates that a flame failure has occurred on the system. In this instance, your hot water unit has not recognised that there is a flame in the burner box.
How do you clear error codes on Rinnai?
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.
How do I reset my Rinnai boiler?
You simply press and hold the Connect button on your module, until you see the LED blinking White. Release it afterward. The procedure will restore the module to the factory setting of your unit.
How do you troubleshoot Rinnai?
How to Fix: Confirm no loose, damaged, or broken connections on the leak detector. Check heat exchanger and all piping for leaks. If no leaks found, wipe out any water inside cabinet, dry off leak sensor, and restart unit. If error code reappears, unplug sensor and fire up the water heater.
How do I fix my Rinnai Code 12?
Rinnai Error Code 12 Troubleshooting
- Check gas is turned on at the gas metre or cylinder.
- Check gas is turned on at the water heater.
- Check there are no obstructions to the flue outlet.
What does 11 mean on Rinnai?
Rinnai fault code 11 – No ignition. Check to make sure the gas is turned on at the water heater, gas meter or tank. Ensure the igniter is operational. If gas is being supplied to the tankless water heater and the igniter is working, call for an evaluation by a qualified plumber.
How do I find my Rinnai error code?
You can easily find the most recent error codes if your water heater is connected to MC-91 or MCC-91. Press and hold the ON/OFF button for two seconds and press the arrow “UP,” and the last nine Rinnai error codes will appear and flash one after the other.
How do I get a Rinnai error code?
Why is my Rinnai hot water heater beeping?
A water heater may sound a beep to warn that there is a water leak. Leaks may be obvious if the floor is wet near the water heater, but the leak might also be somewhere along the line. The beeping may be initiated by a water heater shutoff feature, a flood prevention device. Beeping may also signal a gas leak.
How do you find the error code on a Rinnai?
How do I fix error code 11 on Rinnai?
What is a code 10 on a Rinnai?
Rinnai fault code 10 – Air supply or exhaust blockage. Check to see that nothing is blocking the flue inlet exhaust or fan.
What does error code 12 mean on Rinnai Water Heater?
What is Rinnai error code 12? An error code 12 found on the Rinnai tankless water heater means there is no flame, or a water heater didn’t recognize a flame in the combustion chamber. You can see diagnostic information on the control panel, where you set the temperature.
Why is there no flame on my Rinnai Water Heater?
An error code 12 found on the Rinnai tankless water heater means ” no flame ” or a water heater didn’t recognize a flame in the combustion chamber. You can see diagnostic information on the control panel, where you set the temperature.
Is there an error code 12 for Jim’s plumbing?
Jim’s Plumbing has fully qualified and insured technicians who can resolve error code 12 on your Rinnai hot water system. We understand being without hot water is disruptive and inconvenient. That’s why we’re available 24/7 and will always try to have a technician to your door within an hour of your call*.
What should I do if my Rinnai keeps cutting out?
One plumber suggested that I partially close the ball valve on the water line going into the Rinnai, to restrict the flow so it has less water to heat at one time. I did that, and I think it’s sort of helping, so that it cuts out less frequently.