If your De’Longhi Magnifica Evo Next espresso machine shows a descale light that won’t turn off, it can be frustrating. This guide provides clear, step-by-step instructions to help you identify causes and resolve the issue safely, ensuring your machine performs at its best.
Regular descaling is essential for maintaining optimal performance and coffee flavor, but sometimes the indicator gets stuck. Follow these practical tips to reset the light and keep your machine running smoothly.
Key Takeaways
| Descale Light Causes | Mineral buildup or sensor issues can trigger the light. |
| Basic Reset | Performing a manual descaling reset often resolves the issue. |
| Proper Descaling | Use recommended descaling products for safety and effectiveness. |
| Regular Maintenance | Consistent cleaning prevents the light from sticking. |

De'Longhi Magnifica Evo Next Fully Automatic Espresso Machine - Programmable Coffee Maker with Grinder and Milk Frother - Hot & Cold Brewer for Espresso, Latte, Cappuccino, Americano, Tea and More
#1 Super Automatic Espresso Maker in the US*, *Source: Circana Retail Tracking Service, Unit Share, Jan. 2025 -...
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Identify the Cause of the Stuck Descale Light
- Check if the descaling cycle has been completed properly. If not, the light may remain on.
- Inspect the water hardness setting and ensure it matches your water supply.
- Look for scale buildup or sensor issues which can cause false triggers.

De'Longhi EcoDecalk Descaler, Eco-Friendly Universal Descaling Solution for Coffee & Espresso Machines, 2-Pack (1 use per pack)
Eco-friendly universal descaling solution that's gentle on your coffee maker
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Perform a Manual Reset of the Descale Indicator
- Ensure the machine is turned off and unplugged.
- Press and hold the ‘Power’ button along with the ‘Descale’ or ‘Maintenance’ button (depending on your model) simultaneously.
- While holding, plug in the machine and keep holding for about 10 seconds.
- Release the buttons and turn the machine on. The descaling light should reset.
Complete a Descaling Cycle
- Fill the water tank with a mixture of water and a descaling solution like De’Longhi EcoDecalk or EcoDecalk Descaler.
- Follow your machine’s manual to start the descaling process.
- Ensure the machine runs the entire cycle without interruption.
- Once complete, rinse the water tank and run a clean water cycle to remove residues.
Tips for Preventing Future Descale Light Issues
- Use a water filter (such as De’Longhi Replacement Water Filter) to reduce mineral buildup.
- Set water hardness levels correctly on your machine.
- Perform regular descaling as recommended (every 2-3 months or based on usage).
Warnings and Precautions
Always unplug the machine before performing maintenance. Use only recommended descaling solutions to avoid damaging internal components. If unsure, consult your user manual or contact De’Longhi support for assistance.
The Products in This Guide

De’Longhi Magnifica Evo Next Fully Automatic Espresso Ma
- ✔ Model: Magnifica Evo Next
- ✔ Water Capacity: Not specified
- ✔ Grinder Settings: 13

De’Longhi EcoDecalk Descaler
- ✔ Application: Descaling
- ✔ Volume: 100ml per bottle
- ✔ Ingredients: Plant-based lactic acid
De’Longhi Magnifica Evo Next Fully Automatic Espresso Ma

The De’Longhi Magnifica Evo Next Fully Automatic Espresso Machine offers programmable features, a built-in grinder, and milk frother, making it a versatile choice for coffee lovers. Regular maintenance, including descaling, is key to keeping it in top shape.
Pros:
- User-friendly interface
- Built-in grinder with multiple settings
- Automatic milk frothing system
- Highly rated in the US
Cons:
- Descaling light can occasionally get stuck
- Requires regular cleaning
- Some users find initial setup complex
Best for: Home baristas wanting a fully automatic, versatile espresso machine
Not ideal for: Heavy daily commercial use or high-volume cafes
Bottom line: A high-quality espresso machine that benefits from proper maintenance and descaling.
De’Longhi EcoDecalk Descaler

De’Longhi EcoDecalk Descaler is a natural, plant-based formula that safely removes limescale buildup, prolonging your machine’s life and maintaining superior coffee flavor.
Pros:
- Eco-friendly ingredients
- Fast-acting formula
- Suitable for multiple brands
- Prevents buildup effectively
Cons:
- Requires regular purchase
- Less concentrated than some industrial options
Best for: Regular maintenance for home espresso machines
Not ideal for: Commercial use or high-volume settings
Bottom line: A safe, natural choice for maintaining your De’Longhi espresso machine.
Frequently Asked Questions
Why is the Descale Light Stuck on?
It can be due to incomplete descaling cycles, mineral buildup, or sensor issues. Resetting the indicator or performing a full descaling process usually resolves it.
How often should I descale my De’Longhi machine?
Typically every 2-3 months, depending on water hardness and usage. Using a water filter can extend the time between descaling.
Can I use vinegar to descale?
It’s not recommended. Use a descaling solution like De’Longhi EcoDecalk for safe and effective maintenance.
What if the descaling light still won’t turn off?
Try manually resetting the indicator or repeat the descaling cycle. If the problem persists, contact De’Longhi support for assistance.
Keep Your Espresso Perfect with Proper Descaling
Regularly maintaining your De’Longhi Magnifica Evo Next ensures it delivers delicious coffee every time. By understanding how to reset the descale light and perform proper descaling, you extend your machine’s lifespan and enjoy optimal performance. Remember to use recommended products and follow safety precautions for the best results.
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