If your De’Longhi espresso machine is leaking water, it can disrupt your brewing routine and may indicate underlying issues. Understanding common causes and how to fix them can save you time and money. This guide provides practical, step-by-step instructions to identify and resolve water leaks safely and effectively.
Whether your machine is leaking from the bottom, sides, or the water reservoir, the following troubleshooting steps will help you determine the cause and get your espresso maker back to optimal performance.
Key Takeaways
| Identify common leak sources | Leaks often originate from the water reservoir, seals, or internal components. |
| Check for blockages or damage | Clogged or damaged parts can cause water to leak or overflow. |
| Perform routine maintenance | Regular descaling and filter replacement prevent buildup and leaks. |
| Handle repairs carefully | Always unplug the machine before inspecting or fixing parts. |

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#1 Super Automatic Espresso Maker in the US*, *Source: Circana Retail Tracking Service, Unit Share, Jan. 2025 -...
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Step 1: Unplug and Empty Water Reservoir
- Ensure the machine is turned off and unplugged to prevent electrical hazards.
- Remove the water reservoir carefully, avoiding spills.
- Check for any visible cracks, damage, or debris in the reservoir.

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Designed to optimize the water quality
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Step 2: Inspect Seals and Gaskets
Leaks often occur due to worn or damaged seals and gaskets. Carefully examine the area around the water inlet, brew head, and steam wand for signs of deterioration or misalignment.
If seals are cracked or deformed, replacing them can resolve leaks. Use the appropriate replacement parts recommended for your model.
Step 3: Check for Blockages or Build-Up
Mineral deposits and coffee residue can cause internal blockages, leading to water leaks. Descale your machine regularly using a descaling solution suitable for De’Longhi models.
Also, inspect the brew group and water lines for clogs or debris that might cause overflow or leaks.
Step 4: Examine Internal Components
Disassemble the accessible parts carefully following the manufacturer’s instructions. Look for cracks, loose fittings, or damaged internal parts that could be causing leaks.
If you find damaged components, consult a professional repair service or contact De’Longhi customer support for guidance.
Step 5: Reassemble and Test
- Reinstall all parts securely, ensuring seals and gaskets are properly seated.
- Refill the water reservoir and plug in the machine.
- Run a test cycle without coffee to check for leaks. Observe all connections and internal areas carefully.
Additional Tips and Warnings
- Always unplug the machine before performing any maintenance or repairs.
- Use genuine replacement parts to ensure proper fit and function.
- If the leak persists after troubleshooting, contact a professional technician or De’Longhi support.
- Regular descaling and filter replacement, such as using the De’Longhi Replacement Water Filter, can prevent mineral buildup that causes leaks.
The Products in This Guide

De’Longhi Magnifica Evo Next Fully Automatic Espresso Ma
- ✔ Power: 1450W
- ✔ Voltage: 120V
- ✔ Warranty: 1 year

De’Longhi Replacement Water Filter
- ✔ Filter Life: Approx. 2 months
- ✔ Material: Activated carbon
- ✔ Dimensions: Standard cartridge size
De’Longhi Magnifica Evo Next Fully Automatic Espresso Ma

The De’Longhi Magnifica Evo Next Fully Automatic Espresso Machine is a versatile and reliable choice for coffee enthusiasts. Its automatic features, built-in grinder, and LatteCrema hot system make it easy to prepare a variety of espresso drinks with minimal effort.
Pros:
- Programmable for customized drinks
- Built-in grinder with 13 settings
- Automatic milk frother
- Supports hot & cold beverages
Cons:
- Can be complex to troubleshoot for beginners
- Requires regular descaling
- Water reservoir may leak if not seated properly
Best for: Home baristas seeking a multifunctional espresso machine with automated features.
Not ideal for: Users looking for a simple manual espresso maker or minimal maintenance.
Bottom line: A feature-rich machine that combines convenience with quality coffee brewing.
De’Longhi Replacement Water Filter

Using a water filter like the De’Longhi Replacement Water Filter can significantly improve your coffee quality and prevent mineral buildup that causes leaks. It’s easy to install and maintain, making it a smart addition to your espresso setup.
Pros:
- Improves water quality
- Prevents lime scale
- Easy to replace
- Enhances machine longevity
Cons:
- Requires regular replacement
- Additional cost
- Compatibility limited to certain models
Best for: Users wanting to optimize water quality and machine performance.
Not ideal for: Those who prefer not to use filters or have incompatible models.
Bottom line: A simple upgrade that maintains water purity and prolongs your machine’s life.
Frequently Asked Questions
Why is my De’Longhi espresso machine leaking water from the bottom?
This could be due to a cracked water reservoir, faulty seals, or internal mineral buildup causing blockages. Follow the troubleshooting steps to identify the specific cause.
How often should I descale my De’Longhi espresso machine?
It’s recommended to descale every 2-3 months or more frequently if you have hard water. Using a product like De’Longhi EcoDecalk can help maintain optimal performance.
Can I fix internal leaks myself?
If you are comfortable with basic appliance repair, you can inspect seals and internal parts. However, for complex issues or internal damage, contacting a professional or De’Longhi support is safest.
Is it normal for water to leak during operation?
Some minor leaks or drips can occur during normal use, but persistent or large leaks indicate a problem that needs troubleshooting or repairs.
What should I do if replacing seals doesn’t fix the leak?
If replacing seals and cleaning the machine doesn’t resolve the leak, consider contacting a professional technician or authorized service center for a thorough inspection.
Enjoy Perfect Espresso Without the Leak Woes
Water leaks in your De’Longhi espresso machine can be caused by various issues—from worn seals to mineral buildup. By systematically inspecting and maintaining your machine, you can effectively troubleshoot and resolve most leaks. Regular descaling and the use of quality filters like the De’Longhi Replacement Water Filter can prevent future problems, ensuring your favorite coffee drinks stay delicious and your machine runs smoothly for years to come.
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