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  • Rheem Water Heater 8 Flashes Then 1
    Manual & Troubleshooting | Tank Water Heater Troubleshooting

    Rheem Water Heater 8 Flashes Then 1: What Does It Mean?

    ByEric Alvarez January 3, 2024January 26, 2024

    The flashing code ‘8-1 FVS’ on the water heater indicates the FVS fault is detected and your Rheem Water Heater enters Hardware Error Lockout.  If you want to bring your water heater back to normal operating condition, you should find the source of this issue and solve it. And this troubleshooting guide will help you…

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  • Rheem Water Heater Blinking Light Codes
    Manual & Troubleshooting | Tank Water Heater Troubleshooting

    11 Common Rheem Water Heater Blinking Light Codes

    ByEric Alvarez January 3, 2024January 26, 2024

    This is a complete guide on Rheem Water Heater Blinking Light Codes, where I will describe: What Does Blinking Light On Rheem Water Heater Mean?  Blinking light on Rheem water heater stands for a specific problem your water heater is going through. What the issue will be with the unit depends on how many times…

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  • Rheem water heater status light blinking blue
    Manual & Troubleshooting | Tank Water Heater Troubleshooting

    Why Is My Rheem Water Heater Status Light Blinking Blue?

    ByEric Alvarez January 2, 2024January 26, 2024

    Rheem Water Heater Status Light Blinking Blue indicates a faulty or a proper functioning unit- depending on your water heater model. For example, if you have a power vent model from Rheem, the blinking blue status light implies a problem.  On the other hand, a flashing blue light (every three seconds) will indicate that your…

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  • Rheem Water Heater Blinking Red Light
    Manual & Troubleshooting | Tank Water Heater Troubleshooting

    Why Is My Rheem Water Heater Blinking Red Light?

    ByEric Alvarez December 31, 2023January 26, 2024

    Rheem Water Heater Status Light Blinking Red indicates a system problem. The number of red flashes on the status light will point to a specific issue you experienced with your water heater.  For example:  What Does the Blinking Red (Status Light) Mean on Rheem Water Heater? The status light blinking red means a system problem…

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  • Rheem Tankless Water Heater Code 45
    Manual & Troubleshooting | Tankless Water Heater Troubleshooting

    Rheem Tankless Water Heater Code 45

    BySohel Rana December 21, 2023January 26, 2024

    Rheem Tankless Water Heater Code 45 indicates a water leak. This water heater has a water leak sensor at the bottom of the unit. When it senses water dripping or moisture, the unit will trip the sensor and throw an error code 45.   How To Fix Rheem Tankless Water Heater Code 45?  Here is the…

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  • rheem tankless water heater code 11
    Manual & Troubleshooting | Tankless Water Heater Troubleshooting

    How To Fix Rheem Tankless Water Heater Code 11?

    ByEric Alvarez December 13, 2023January 26, 2024

    Rheem Tankless Water Heater Code 11 means ignition failure or a problem with the ignition sensor. Here are the troubleshooting steps you should follow to reset the error code 11:  How To Fix Rheem Tankless Water Heater Code 11: 7+ Easy Solutions Here is the table that summarizes the mean reasons behind Rheem Tankless Water…

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  • Rheem Tankless Water Heater Error Code 61
    Manual & Troubleshooting | Tankless Water Heater Troubleshooting

    Rheem Tankless Water Heater Error Code 61

    BySohel Rana December 12, 2023January 26, 2024

    Rheem Tankless Water Heater Error Code 61 means combustion fan failure or indicates the blower motor is at fault. This error code will pop up on the controller display due to one of the following reasons:  To reset the error code, resolve those issues. I will walk you through each troubleshooting step to fix the…

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  • Water Heater Guide

    Rheem Tankless Water Heater Temperature Adjustment

    BySohel Rana December 6, 2023January 26, 2024

    This article on Rheem Tankless Water Heater Temperature Adjustment will describe:  Rheem Tankless Water Heater Temperature Adjustment Let’s learn how to adjust the temperature on a Rheem Tankless Water Heater, whether it’s powered by gas or electric.  How To Adjust Temperature On Rheem Electric Tankless Water Heater:  How To Adjust Temperature On Rheem Gas Tankless…

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  • Rheem Tankless Water Heater Error Code H103
    Manual & Troubleshooting | Tankless Water Heater Troubleshooting

    Rheem Tankless Water Heater Error Code H103

    BySohel Rana December 6, 2023January 26, 2024

    Rheem Tankless Water Heater Error Code H103 means the high-limit safety switch gets tripped. This safety device will shut off your tankless water heater automatically when the water temperature gets too high.  To reset the error code H103, you should check the high-limit switch and replace it if required. Apart from this, check the burner…

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  • Rheem Tankless Water Heater Code P1
    Manual & Troubleshooting | Tankless Water Heater Troubleshooting

    Rheem Tankless Water Heater Code P1 [Too Low Water Flow]

    BySohel Rana December 5, 2023January 26, 2024

    Rheem Tankless Water Heater Code P1 indicates too low water flow that prevents the unit from kicking on. Typically, the water flow gets too low when the cold water inlet filter gets filthy by minerals or deposits.  To clear the error code P1, you must clean the cold water inlet filter. If the inlet filter…

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  • Rheem Tankless Water Heater E5 Code
    Manual & Troubleshooting | Tankless Water Heater Troubleshooting

    Rheem Tankless Water Heater E5 Code (Too Much Water Flow)

    BySohel Rana December 4, 2023January 26, 2024

    Rheem Tankless Water Heater E5 Code indicates the water flow is too much, and the unit can’t keep up with the demand. As a result, your tankless water heater fails to produce enough hot water and throws the fault code E5.  Limiting the water flow, you can clear the error code E5. You can install…

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  • Why Is My Rheem Tankless Water Heater Beeping
    Manual & Troubleshooting | Tankless Water Heater Troubleshooting

    Why Is My Rheem Tankless Water Heater Beeping?

    ByEric Alvarez December 2, 2023January 26, 2024

    Rheem Tankless Water Heater makes a beeping noise when it detects a problem and alerts you by leaving an error message on the display. Here are some common reasons behind the beep:  Why Is My Rheem Tankless Water Heater Beeping? Your Rheem tankless water will beep to alert you about a defective water heater unit….

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