If your Breville Bambino Plus is struggling with no pressure during extraction, it can be frustrating and affect your coffee quality. This guide provides clear, safe steps to identify and resolve common issues causing low or no pressure, so you can enjoy professional-quality espresso at home.
Before starting, ensure you have basic cleaning supplies, replacement filters if needed, and a clean cloth. Always unplug the machine before servicing to stay safe.
Key Takeaways
| Check for blockages | Clogged filters or shower screens can cause no pressure. |
| Inspect water supply | Ensure water filters are clean and correctly installed. |
| Clean the machine | Regular descaling and cleaning prevent pressure issues. |
| Verify grind size | Too coarse coffee reduces pressure; use a finer grind. |
| Ensure proper tamping | Uneven or loose tamping affects pressure build-up. |

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Step 1: Turn Off and Unplug the Machine
Always disconnect power before performing maintenance. Allow the machine to cool down if recently used.

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Step 2: Check and Clean the Water Filter and Reservoir
- Remove the water reservoir and inspect the filter for clogs or buildup.
- If dirty, replace with a new Breville Charcoal Filter or clean the existing one.
- Refill with fresh, filtered water and ensure the reservoir is seated correctly.
Step 3: Clean the Shower Screen and Portafilter
- Remove the portafilter and soak it in hot water with cleaning tablets like Breville BEC250.
- Unscrew and clean the shower screen gently with a brush or cloth to remove coffee oils and residues.
Step 4: Check and Adjust Grind Size and Tamping
Use a finer grind setting if your coffee is too coarse. Tamp evenly with consistent pressure to create a proper seal.
Step 5: Run a Descale Cycle if Needed
If you notice mineral buildup, run a descaling cycle using a recommended descaling solution or tablets. Follow your machine’s instructions to avoid damage.
The Products in This Guide

Breville Bambino Plus
- ✔ Dimensions: 7.7 x 12.6 x 12.2 inches
- ✔ Weight: 10.4 pounds
- ✔ Power: 1600W

Breville BEC250 Espresso Machine Cleaning Tablets
- ✔ Brand: Breville
- ✔ Type: Cleaning tablets
- ✔ Shelf Life: 2 years
Breville Bambino Plus

The Breville Bambino Plus combines advanced features with user-friendly maintenance, making it easier to troubleshoot pressure issues effectively. Regular cleaning and proper setup ensure optimal pressure during extraction.
Pros:
- Compact size fits countertop easily
- Reliable pressure pre-infusion system
- Fast heat-up with ThermoJet
- Easy to clean and maintain
Cons:
- May require frequent cleaning for optimal performance
- Limited water reservoir capacity
- Some users find it sensitive to grind adjustments
Best for: Home baristas seeking cafe-quality espresso with minimal hassle
Not ideal for: Users needing a high-volume commercial espresso machine
Bottom line: A reliable, compact espresso machine that benefits from regular maintenance and cleaning.
Breville BEC250 Espresso Machine Cleaning Tablets

Using Breville BEC250 cleaning tablets regularly keeps your espresso machine free of coffee oils and residues that can hinder pressure. It’s a simple step that prolongs the life of your appliance.
Pros:
- Effective removal of coffee oils
- Safe and food-grade ingredients
- Easy to use
- Extends machine lifespan
Cons:
- Requires regular purchase
- Only for cleaning, not descaling
Best for: Keeping your espresso machine clean and operational
Not ideal for: For descaling mineral buildup—use descaling tablets instead
Bottom line: A must-have for maintaining clean, high-pressure espresso extraction.
Frequently Asked Questions
Why is my Breville Bambino Plus not building pressure?
Common causes include clogged filters, dirty shower screens, incorrect grind size, or scale buildup. Follow the troubleshooting steps above to resolve these issues.
How often should I clean my espresso machine?
It’s recommended to clean the shower screen and filter basket weekly and use cleaning tablets every 2-4 weeks. Descale every 3-6 months depending on water hardness.
Can I use regular tap water in my Breville Bambino Plus?
Using filtered or bottled water is best to prevent mineral buildup and ensure optimal pressure and flavor. Replace water filters regularly.
What should I do if cleaning doesn’t fix the pressure issue?
If cleaning and maintenance don’t resolve the problem, contact Breville customer service for professional repair or further troubleshooting.
Achieve Perfect Espresso Every Time
Fixing pressure issues in your Breville Bambino Plus involves a combination of cleaning, proper setup, and maintenance. Regularly inspecting filters, shower screens, and water quality will keep your machine performing at its best. With these steps, you’ll enjoy consistently rich, flavorful espresso at home.
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