If your Breville Bambino Plus is brewing without pressure or producing weak espresso, it can be frustrating. This issue often stems from blockages, buildup, or pressure system faults. Fortunately, with careful troubleshooting, you can restore optimal pressure and enjoy cafe-quality espresso at home.
Follow these practical steps, ensuring safety and proper maintenance, to resolve pressure problems efficiently.
Key Takeaways
| Identify common causes | Blockages, scale buildup, or faulty pressure components. |
| Clean regularly | Use proper cleaning tablets and descaling to prevent pressure issues. |
| Check water filters | Ensure filters aren’t clogged or expired. |
| Inspect the portafilter and shower screen | Clear any coffee oil or debris that could block water flow. |

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Step 1: Turn Off and Unplug the Machine
Before starting, turn off your Breville Bambino Plus and unplug it from the power outlet to ensure safety during inspection and cleaning.

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Step 2: Remove and Clean the Portafilter and Shower Screen
- Detach the portafilter from the machine and remove the filter basket.
- Clean the portafilter thoroughly with warm water and a brush to remove coffee oils.
- Wipe the shower screen with a damp cloth to remove any coffee residue or blockages.
Step 3: Check and Clean Water Filters
- Remove the water filter from the water reservoir.
- Inspect for clogs or mineral buildup; replace if necessary.
- Reinstall clean or new filters to ensure proper water flow.
Step 4: Descale the Machine
Use a descaling product like the Breville BEC250 Cleaning Tablets, following the manufacturer’s instructions. Regular descaling removes mineral buildup that can block pressure pathways.
Step 5: Run a Test Brew
After cleaning and descaling, reassemble the machine. Run a test shot without coffee to verify if pressure is restored. If the issue persists, proceed to inspect internal components or consult a professional.
The Products in This Guide

Breville Bambino Plus
- ✔ Dimensions: 7.7 x 12.6 x 12.2 inches
- ✔ Weight: 10.8 pounds
- ✔ Warranty: 1-year limited

Breville BEC250 Espresso Machine Cleaning Tablets
- ✔ Size: 8 pack
- ✔ Safety: Food-grade ingredients
- ✔ Compatibility: All Breville models
Breville Bambino Plus

The Breville Bambino Plus is a compact espresso machine that can experience pressure issues due to blockages or buildup. Following proper cleaning and maintenance routines can often resolve these problems, restoring your machine’s performance.
Pros:
- Easy to clean and maintain
- Pre-infused water for balanced extraction
- Compact and stylish design
- Reliable pressure system when clean
Cons:
- Requires regular maintenance
- Possible internal component issues if problems persist
- Filter replacements add ongoing cost
Best for: Home baristas seeking professional-quality espresso
Not ideal for: Machines with severe internal pressure valve faults needing professional repair
Bottom line: Regular cleaning and maintenance are key to resolving pressure issues with your Breville Bambino Plus.
Breville BEC250 Espresso Machine Cleaning Tablets

Using Breville BEC250 Cleaning Tablets regularly ensures your machine stays free of coffee oils and residues, which can cause pressure problems over time.
Pros:
- Effective at removing oils
- Safe and food-grade ingredients
- Easy to use
- Prolongs machine lifespan
Cons:
- Requires regular use
- Additional cost for tablets
- Not a substitute for descaling
Best for: Maintaining optimal performance
Not ideal for: Handling severe internal blockages alone
Bottom line: Use cleaning tablets regularly to prevent pressure issues caused by oil buildup.
Frequently Asked Questions
What causes my Breville espresso machine to lose pressure?
Common causes include coffee oil buildup, mineral deposits, clogged filters, or blockages in the water pathway.
How often should I descale my Breville Bambino Plus?
It is recommended to descale every 2-3 months, especially if you have hard water, to prevent scale buildup.
Can I fix pressure issues myself?
Many pressure problems can be addressed through cleaning, descaling, and replacing filters. Severe internal faults may require professional repair.
Is it safe to use cleaning tablets regularly?
Yes, as long as you use tablets designed for espresso machines like Breville BEC250, which contain food-grade ingredients.
Keep Your Breville Espresso in Top Shape
Regular maintenance, including cleaning, descaling, and filter replacement, is essential to prevent pressure problems. If issues persist after troubleshooting, consult a professional or contact Breville customer support to ensure your machine continues to deliver high-quality espresso.
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