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Troubleshooting guide: why your rheem pilot water heater won’t light and how to fix it

Rob is a seasoned home improvement writer with over 15 years of experience researching and recommending products for the home. Prior to starting Nurturing Homeaid, he wrote extensively for This Old House magazine and has been featured as a home expert on several TV and radio programs. An avid DIY-er,...

What To Know

  • Are you facing a cold shower or an empty bathtub due to a faulty pilot light on your Rheem water heater.
  • Lighting a pilot water heater Rheem is a relatively simple task that can be accomplished with a few simple steps.
  • By following the steps outlined in this guide and adhering to the safety precautions, you can successfully ignite the pilot light and enjoy a steady supply of hot water.

Are you facing a cold shower or an empty bathtub due to a faulty pilot light on your Rheem water heater? Don’t fret! Lighting a pilot water heater Rheem is a relatively simple task that can be accomplished with a few simple steps. This comprehensive guide will provide you with all the necessary instructions and safety precautions to successfully light your pilot light and restore warm water to your home.

Safety First: Essential Precautions

Before embarking on the lighting process, it’s crucial to prioritize safety. Ensure the following:

  • Adequate Ventilation: Open nearby windows or doors to provide proper ventilation.
  • Turn Off Gas Supply: Locate the gas valve on the water heater and turn it to the “Off” position.
  • Wait 5 Minutes: Allow any residual gas to dissipate before proceeding.

Step-by-Step Instructions

1. Locate the Pilot Assembly

Identify the pilot assembly on the water heater. It typically consists of a small metal tube with a spark igniter or a push-button igniter.

2. Push the Gas Control Knob

Locate the gas control knob on the water heater. Push it in and turn it counterclockwise to the “Pilot” position.

3. Hold the Reset Button (if applicable)

Some Rheem water heaters have a reset button. If present, press and hold it for 30 seconds.

4. Ignite the Pilot

If your water heater has a spark igniter, press the button repeatedly until the pilot light ignites. If it has a push-button igniter, hold the button in for 30 seconds while simultaneously pressing the spark igniter button.

5. Release the Gas Control Knob

Once the pilot light ignites, release the gas control knob. The pilot light should remain lit on its own.

6. Turn On Gas Supply

Slowly turn the gas valve back to the “On” position.

7. Adjust the Thermostat

Set the thermostat to the desired water temperature.

Troubleshooting Common Issues

No Spark or Ignition

  • Check if there’s a spark at the igniter.
  • Replace the igniter if necessary.

Pilot Light Goes Out After Release

  • Ensure the gas control knob is fully released.
  • Check for any obstructions in the pilot flame.
  • Clean the pilot assembly and thermocouple.

Insufficient Hot Water

  • Adjust the thermostat to a higher temperature.
  • Check the gas supply and ensure it’s adequate.

Tips for Maintenance

  • Regularly clean the pilot assembly to prevent blockages.
  • Replace the thermocouple every 5-7 years.
  • Have your water heater inspected by a qualified technician annually.

Wrapping It Up: A Warm Conclusion

Lighting the pilot water heater Rheem is a simple and manageable task that can restore warmth to your home. By following the steps outlined in this guide and adhering to the safety precautions, you can successfully ignite the pilot light and enjoy a steady supply of hot water. Remember to perform regular maintenance to ensure optimal performance and longevity of your water heater.

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Rob Sanders

Rob is a seasoned home improvement writer with over 15 years of experience researching and recommending products for the home. Prior to starting Nurturing Homeaid, he wrote extensively for This Old House magazine and has been featured as a home expert on several TV and radio programs. An avid DIY-er, Rob takes pride in testing out the latest tools and gadgets to see how they can make home projects easier. When it comes to heating systems, he's evaluated over 50 different furnace and boiler models over the years. Rob founded Nurturing Homeaid with his business partner Jim in 2020 to provide homeowners with genuine product recommendations they can trust. In his free time, Rob enjoys remodeling old homes with his family and traveling to visit architectural landmarks across the country. He holds a bachelor's degree in Journalism from Syracuse University.
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