If your Breville Bambino Plus is showing a ‘No Pressure’ error or isn’t building pressure during extraction, it can affect the quality of your espresso. This guide will help you identify common causes and provide safe, practical fixes to get your machine back to optimal performance.
Before attempting any fixes, ensure your machine is unplugged and cooled down. Regular maintenance and proper usage are key to preventing pressure issues.
Key Takeaways
| Check for blockages | Clogged filters or shower screens can cause pressure problems. |
| Inspect the water level | Low water or air in the system can lead to no pressure. |
| Ensure proper grind size | Using too coarse or too fine grind affects pressure. |
| Clean regularly | Built-up oils and residues impair pressure and extraction. |
| Check seals and valves | Worn or damaged seals can cause leaks and pressure drops. |

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Step 1: Verify Water Level and Reservoir
- Turn off and unplug your Bambino Plus. Remove the water reservoir and check the water level. Fill it if low, ensuring it’s securely placed back.
- Ensure the reservoir is properly seated; an improperly fitted reservoir can cause pressure issues.

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Step 2: Inspect and Clean the Shower Screen
- Remove the portafilter and detach the shower screen (consult your user manual for specific steps).
- Soak the shower screen in hot water with a cleaning tablet or a mixture of water and vinegar for 10-15 minutes.
- Use a soft brush to remove any coffee oils or residues, then rinse thoroughly before reassembling.
Step 3: Check the Coffee Grind and Dose
Use a consistent 19 grams dose with a properly tamped puck. Adjust your grinder to a slightly finer setting if the pressure is too low, or coarser if it’s too high. Proper grind size ensures optimal pressure buildup during extraction.
Step 4: Examine Seals and Valves
- Inspect the portafilter gasket and internal valves for wear or damage.
- Replace any worn seals to prevent leaks that can cause pressure loss.
- Ensure all components are tightly secured before brewing.
Step 5: Perform Regular Cleaning
Use recommended cleaning tablets (such as the Breville BEC250 or B000VX44OO) monthly to remove oil buildup and scale. Follow the machine’s cleaning cycle instructions for best results.
The Products in This Guide

Breville Bambino Plus
- ✔ Weight: 9.4 kg
- ✔ Dimensions: 12 x 7.7 x 12 inches
- ✔ Power: 1600W

Breville BEC250 Espresso Machine Cleaning Tablets
- ✔ Shelf life: 2 years
- ✔ Safety: Food grade ingredients
- ✔ Ease of use: Simple dissolution process
Breville Bambino Plus

The Breville Bambino Plus combines compact design with professional features, making it ideal for home use. Proper maintenance and troubleshooting can prevent pressure issues, ensuring consistent, quality espresso every time.
Pros:
- Fast heat-up time with ThermoJet
- Pre-infusion for balanced extraction
- Easy to clean and maintain
- Compact footprint for small kitchens
Cons:
- Requires regular cleaning for optimal performance
- Can be sensitive to grind size adjustments
- Limited water reservoir capacity
Best for: Home espresso enthusiasts seeking café-quality results
Not ideal for: Heavy daily use in high-volume settings
Bottom line: The Bambino Plus offers professional-grade espresso in a compact form, with simple troubleshooting to maintain pressure.
Breville BEC250 Espresso Machine Cleaning Tablets

Using Breville BEC250 cleaning tablets regularly helps prevent pressure issues caused by oil and residue buildup, extending your machine’s lifespan.
Pros:
- Specially designed for Breville
- Removes coffee oils effectively
- Simple to use
- Prolongs machine life
Cons:
- Requires regular use
- Additional cleaning steps needed
- Cost over time
Best for: Maintaining optimal performance through routine cleaning
Not ideal for: As a sole troubleshooting method for pressure problems
Bottom line: Regular cleaning with these tablets helps maintain consistent pressure and flavor quality.
Frequently Asked Questions
What causes a ‘No Pressure’ error on the Breville Bambino Plus?
Common causes include blockages in the shower screen, low water levels, incorrect grind size, or worn seals and valves.
How often should I clean my espresso machine?
It’s recommended to clean your machine monthly with cleaning tablets and descale as needed based on water hardness and usage.
Can I fix pressure issues myself?
Yes, many pressure problems can be fixed by cleaning, inspecting seals, and adjusting grind size. However, consult the manual or a professional for complex repairs.
How do I prevent pressure problems in the future?
Regular cleaning, using fresh, correctly ground coffee, and maintaining water quality with charcoal filters can help prevent pressure issues.
Keep Your Espresso Perfect with Proper Maintenance
By following these troubleshooting steps and maintaining your Breville Bambino Plus regularly, you can prevent and resolve pressure issues effectively. Consistent cleaning, proper grind size, and inspection of seals are key to enjoying café-quality espresso at home.
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