If your Breville Bambino Plus is not building pressure during extraction, it can lead to weak espresso and poor taste. This guide provides clear, practical steps to diagnose and resolve pressure issues safely and effectively.
Understanding common causes like clogs, scale buildup, or worn parts can help you restore your machine’s performance without costly repairs.
Key Takeaways
| Identify common causes | Clogs, scale buildup, worn parts |
| Check for blockages | Clean the portafilter, group head, and filters |
| Descale regularly | Remove mineral buildup for consistent pressure |
| Inspect seals and gaskets | Replace if damaged to prevent pressure leaks |
| Use proper cleaning products | Breville-approved cleaning tablets recommended |

Breville Bambino Plus, Black Stainless Steel
The Breville Bambino Plus delivers third wave specialty coffee at home using the 4 keys formula and is...
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Step 1: Turn Off and Unplug the Machine
Before starting any troubleshooting, ensure your espresso machine is turned off and unplugged to prevent electrical hazards.

Breville BEC250 Espresso Machine Cleaning Tablets for Breville Models, 8 Pack
OFFICIAL BREVILLE CLEANING TABLETS: Extend your espresso machine's functionality and prolong its life by turning to the brand...
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Step 2: Remove and Clean the Portafilter and Basket
- Remove the portafilter from the machine.
- Discard used coffee grounds and rinse the basket thoroughly.
- Inspect for any blockages or stuck coffee grounds that could restrict flow.
- Reassemble and secure the portafilter firmly.
Step 3: Check for Blockages in the Group Head
- Remove the shower screen and inspect for coffee oil or residue buildup.
- Use a soft brush or cloth to clean the group head thoroughly.
- Ensure no debris is obstructing water flow.
Step 4: Descale the Machine
If you notice mineral buildup, descale your Breville Bambino Plus using approved descaling tablets or solution. Follow the manufacturer’s instructions for your model to ensure proper cleaning.
Step 5: Check the Water Filter and Seals
- Ensure the water filter (if installed) is clean or replace it if clogged.
- Inspect gaskets and seals for cracks or damage and replace if necessary.
The Products in This Guide

Breville Bambino Plus
- ✔ Power: 1600W
- ✔ Pre-infusion: Yes
- ✔ Water Filter: Included

Breville BEC250 Espresso Machine Cleaning Tablets
- ✔ Type: Cleaning tablets
- ✔ Use: Monthly or as needed
- ✔ Safety: Food-grade ingredients
Breville Bambino Plus

The Breville Bambino Plus is a compact yet powerful espresso machine that delivers third wave specialty coffee at home. Proper maintenance and troubleshooting can keep it performing at its best, especially when facing pressure issues.
Pros:
- Fast heat-up with ThermoJet
- Consistent extraction with pre-infusion
- Easy to clean and maintain
- Compact design fits small spaces
Cons:
- Requires regular descaling
- Gasket replacement may be needed over time
- Can be sensitive to water quality
Best for: Home baristas seeking professional-quality espresso in a compact machine
Not ideal for: Heavy users or commercial environments
Bottom line: A reliable espresso machine when properly maintained and cleaned.
Breville BEC250 Espresso Machine Cleaning Tablets

Using Breville BEC250 Espresso Machine Cleaning Tablets helps remove oils and residues, ensuring your machine maintains optimal pressure and flavor extraction.
Pros:
- Official Breville product
- Easy to use
- Safe for all models
- Prolongs machine lifespan
Cons:
- Requires regular use
- Cost over time can add up
- Must follow instructions carefully
Best for: Maintaining cleanliness and performance of your espresso machine
Not ideal for: Ignoring buildup or skipping regular cleaning
Bottom line: Keep your Breville espresso machine performing at its best with regular cleaning tablets.
Frequently Asked Questions
Why does my Breville Bambino Plus have no pressure during extraction?
Common causes include blockages in the portafilter or group head, scale buildup, worn gaskets, or water quality issues. Following proper cleaning and maintenance steps can resolve most problems.
How often should I descale my Breville Bambino Plus?
It is recommended to descale every 2-3 months, depending on your water hardness and usage frequency, to prevent mineral buildup that affects pressure.
Can I use regular vinegar for descaling?
It is best to use specially formulated descaling tablets or solutions approved for espresso machines, as vinegar can damage internal components and seals.
What should I do if replacing seals doesn’t fix the pressure issue?
If replacing seals and thorough cleaning do not resolve the problem, consider consulting a professional technician or contacting Breville customer support for further assistance.
Restoring Your Breville’s Perfect Pressure
Regular maintenance, including cleaning, descaling, and inspecting seals, is key to keeping your Breville Bambino Plus in top condition. With these troubleshooting steps, you can resolve common pressure issues and enjoy your favorite espresso beverages at home.
Remember, always follow safety precautions when working with electrical appliances, and consult professional help if needed. A well-maintained machine ensures years of great-tasting coffee.
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