Rinnai Error Code 61

Beginner Info, Tankless Water Heater

Rinnai Error Code 61
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In this post, I’ll walk you through various aspects of Rinnai Error Code 61 in order to help you make an informed decision.

Moreover, I’ll also be responding to the queries related to error code 61 so that most of your doubts are cleared before you expedite the Rinnai Error Code 61 Troubleshooting steps.

So, without any further ado, let’s begin…


  1. Best Rinnai Tankless Hot Water Heaters that we recommend to our clients
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  3. Error Code 12
  4. Error Code 25
  5. Rinnai Error Code 11
  6. Rinnai Error Code 14.
  7. Error Code 63

An error code 61 is displayed on the Rinnai tankless water heaters when there is a problem combustion fan.

In simple words, error code 61 occurs due to combustion fan failure.

So, you need to service the fan motor but before doing that make sure you turned off the power supply to the unit in order to prevent any last-minute misadventure.

The troubleshooting steps are simple, quick, and less time-consuming.

And, the best part is, even though you’re expediting these steps for the first time, you can do it on your own without any need for expert guidance.

Nonetheless, if things don’t fall in place once you’ve expedited the below-mentioned steps, then the best thing that can be done is to contact an expert.

Troubleshooting Steps:

  1. Check the sensor wiring harness for loose, broken, or damaged connections from the sensor back to the PC board.
  2. Remove the fan motor with the power supply to the product turned off. Inspect the blower wheel to ensure it turns freely.
  3. Check the fan housing for debris that could prevent the fan wheel from turning.
  4. Measure fan motor winding resistance, see the technical data sheet behind the front cover or in the service manual for proper resistance readings. If windings are open replace the motor.
  5. If motor windings are within specifications and the fan motor turns freely, replace the PC board.

Below is the list of the replacement parts that you might be needing.

  1. Replacement Parts

    • Control Board – R75
    • Fan Assembly – R75 R94 R50
    • Fan Assembly – R85i/e, R53i, R70e, R53i
    • Fan Assembly – RL75/94e

It’s A Wrap

First and foremost, I would like to thank you for being with us till the end.

Secondly, I would like to bring to your notice that I along with my core team have put loads and loads of efforts in coming up with this idiosyncratic piece of information.

And, in case, you liked our efforts and wants to appreciate us then please do share this post with like-minded people and the ones who are searching for similar information.

After all, sharing is caring, isn’t it?

Cutting long-story-short, getting rid of error code 61 is easy as it occurs due to combustion fan failure.

In fact, you don’t have to expedite any tedious or time consuming steps.

Even a newbie can expedite the troubleshooting steps on its own.

Feel free to reach out to us in case of any doubt or queries, and trust me, our core team will be more than happy to assist you.

That’s all, as of now:))