Fix Broken Flush Plate

How to Fix Common Geberit Flush Plate Issues: A Simple Guide

Fixing common issues with your Geberit flush plate can be daunting if you’re not familiar with the system. However, with a clear guide, even those new to DIY can tackle these problems confidently. This post will show you how to fix the most frequent issues with your Geberit flush plate, specifically the Sigma system, although these tips apply to any Geberit range.

Understanding Common Issues

Sometimes, even after following the steps in troubleshooting the Geberit flush valve and fill valve, you might still face problems. The most common issues are water leaking into the pan and the flush button getting stuck or non-functional. These problems often occur after reassembling the flush plate but can be resolved easily.

Addressing Water Leaking into the Pan

Cause of the Leak

If water is continually leaking into the pan, it’s likely due to the flush rods being pushed in too far. This action keeps the flush valve open, allowing water to flow continuously into the pan.

How to Fix the Leak

  1. Remove the Flush Plate: Carefully take off the flush plate to access the flush rods.
  2. Adjust the Flush Rod: Turn the rod to the left to unlock it.
  3. Reposition the Rod: Pull the rod out slightly to ensure it’s not pushing the flush valve open.
  4. Lock the Rod: Turn the rod to the right until you hear a click, signifying it’s locked into place.

This adjustment might need a bit of trial and error to get the perfect alignment but it’s a straightforward process.

Fixing a Stuck or Non-Functional Flush Button

Cause of the Problem

A flush button that doesn’t work or gets stuck is generally due to the flush rods being pulled out too far. When this happens, the rods don’t engage correctly with the flush mechanism.

How to Fix the Flush Button

  1. Remove the Flush Plate: Once again, remove the flush plate carefully.
  2. Adjust the Flush Rod: Turn the rod to the left to unlock it.
  3. Reposition the Rod: Push the rod in slightly so it can engage correctly with the flush mechanism.
  4. Lock the Rod: Turn the rod to the right until it clicks into place.

Like the first issue, getting the perfect alignment may require some small adjustments.

Applicability to Other Geberit Systems

The fixes mentioned are not limited to the Sigma system alone. These solutions are applicable across various Geberit range systems, making them invaluable for any homeowner or handyman working with these setups.

Common Occurrence of These Issues

Typically, the issues of water leaking and non-functional flush buttons occur after making adjustments to the system or reinstalling the flush plate. If your flush plate has been recently reassembled and you notice problems, these flush rod adjustments should resolve the issues.

Persistent Issues After Adjusting the Flush Rod

If, after adjusting the flush rods, the problem persists, the issue might lie with the fill valve or flush valve. These components are crucial for the system’s proper function. For detailed troubleshooting on these parts, refer to other specialised videos or resources.

You Don’t Need to Be a Plumber: Simplifying the Fixes

One of the best aspects of fixing these issues is that you don’t need to be a professional plumber. The steps are simple enough for anyone to follow, regardless of your experience with DIY projects. Many people have resolved their Geberit flush plate problems by following these straightforward instructions.

Closing Thoughts

If you found this guide helpful, please leave a like and share your thoughts or any questions in the comments section. For more detailed guides and information, visit our blog at flushplates.com.

Thank you for reading. Good luck with your repairs!


By following these steps and tips, you can maintain your Geberit flush plate system’s efficiency, ensuring it operates smoothly for years to come.

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