How do I find my Rinnai error code?

Contact your local professional water heater expert today! If your water heater is connected to MC-91 or MCC-91, you can easily find the most recent error codes. Press and hold the ON/OFF button for two seconds and press the arrow “UP”, the last nine Rinnai error codes will appear and flash one after the other.

How do you read a Rinnai serial number?

The first two digits are the year and the second two digits are the month of manufacture. The manufacture date may also be stated after the serial number. Starting in late 2009, it was switched to a letter-code, with first letter of the serial number being the year and the second letter the month of manufacture.

How do I fix my Rinnai heater Code 12?

Troubleshoot your error code:

  1. Usually indicates a no ignition or no gas supply on your gas system.
  2. Make sure your gas supply is turned on.
  3. Check the filters grills are clean.
  4. Make sure the heater is plugged in,
  5. Switch off the power for at least 5 seconds then switch it back on.

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.

How do you clear 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.

Why is my Rinnai water heater not working?

How to Fix: Check for low flow in the water circulation system which causes short cycling. Confirm there are no obstructions in the combustion chamber or exhaust piping. Confirm no blockage in heat exchanger fins. Clean out heat exchanger fins or replace heat exchanger.

What is the priority button on Rinnai?

1. Press the “Priority button” on the temperature controller. The Priority light will glow indicating that this controller is controlling the temperature and that the Rinnai water heater is ready to supply hot water.

How long do Rinnai water heaters last?

up to 20 years
The life expectancy (or useful lifespan) of a Rinnai tankless water heater is up to 20 years. Actual life is impacted by water quality, usage and proper maintenance. For comparison, a tankless water heater lasts about twice as long as a tank water heater, making them a better value in the long run.

What does code 12 mean on a Rinnai water 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. Incorrect gas pressure supply your hot water unit.

How do I reset my Rinnai heater?

Turn off all hot water faucets/taps. Press On/Off button twice. Turn hot water back on and test. You may have to try this a couple times to reset the system.

How do I fix error code 10 on Rinnai?

A Rinnai fault code 10 is an indication of either an issue with the air intake or a blocked flue. Your first step should always be turning your system on and off to see if the Rinnai fault code 10 has disappeared. If it hasn’t, check the vent system for blockages and other issues that could prevent airflow.

Which is Rinnai tankless hot water heater 9 gpm?

Rinnai Indoor Tankless Hot Water Heater / RU160iN /Natural Gas /9 GPM RU160in Sensei SE+ Super High Efficiency Tankless Hot Water Heater – Natural Gas: Indoor Installation Only Circ-Logic technology allows you to set recirculation patterns that coincide with your typical habits.

Can you run out of hot water with a Rinnai?

Never run out of hot water with a Rinnai gas water heater. Rinnai knows that simple is beautiful, which is why Rinnai INFINITY ® continuous flow gas hot water systems keep it just that – simple. You’ll never run out of hot water and you won’t pay to keep it continuously hot either.

What kind of warranty does Rinnai ru160in Sensei se have?

RU160in Sensei SE+ Super High Efficiency Tankless Hot Water Heater – Natural Gas: Indoor Installation Only Circ-Logic technology allows you to set recirculation patterns that coincide with your typical habits. Hot water is available when you need it! Residential Factory Warranty – 120 months (heat exchanger), 12 months (labor), 60 months (parts)

Are You a plumber or a Rinnai installer?

Businesses that depend on hot water rely on Rinnai. Are you a plumber? Plumbers and installers, if you’re the best at what you do, join our Rinnai PRO Network.