If you’re experiencing a grinder clog with your Breville Bambino Plus, it can prevent you from making your favorite espresso. A clog often results from grounds buildup, stale coffee, or improper cleaning. This guide provides practical, safe steps to identify causes and restore your machine’s grinding function quickly.
Proper maintenance and understanding common issues can help you avoid future clogs, ensuring your espresso always tastes fresh and delicious.
Key Takeaways
| Frequent cause | Ground buildup or stale coffee can clog the grinder. |
| Regular cleaning | Cleaning your grinder prevents blockages and maintains flavor. |
| Proper grind size | Using the correct grind size reduces strain on the grinder. |
| Safe disassembly | Always unplug before cleaning or fixing to avoid electric shock. |

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Identify the Cause of the Clog
First, determine whether the clog is due to stale coffee grounds, overfilled hopper, or residue buildup. Common signs include difficulty grinding, unusual noises, or no coffee coming out.

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Unplug and Prepare for Cleaning
- Turn off and unplug the machine to ensure safety.
- Remove the bean hopper by lifting it straight up.
Clear the Clog
- Check the burrs and grind chamber for jammed grounds.
- Use a small brush or a wooden toothpick to gently dislodge any stuck particles.
- If grounds are hardened, run a cleaning cycle with appropriate cleaning tablets (see recommended product).
Clean and Reassemble
Wipe all accessible parts with a damp cloth. Avoid water contact with electrical components. Reassemble the hopper and ensure everything is securely in place before plugging in.
Prevent Future Clogs
- Use fresh, properly stored coffee beans.
- Regularly clean the grinder as per the manufacturer’s instructions.
- Adjust grind size to avoid excessive pressure on the burrs.
The Products in This Guide

Breville Bambino Plus
- ✔ Warranty: 1 Year
- ✔ Capacity: 1.9L water tank
- ✔ Grind Size Settings: Adjustable

Breville BEC250 Espresso Machine Cleaning Tablets
- ✔ Shelf Life: 2 Years
- ✔ Usage Frequency: Every 1-2 months
- ✔ Storage: Cool, dry place
Breville Bambino Plus

The Breville Bambino Plus delivers professional-quality espresso at home, combining fast heat-up with precise dose control. Regular cleaning with compatible tablets ensures optimal performance and flavor.
Pros:
- Consistent grinding
- Easy to clean
- High-quality burrs
- Compact design
Cons:
- Requires regular maintenance
- May clog with stale beans
- Cleaning tablets recommended
Best for: Home baristas seeking a reliable espresso machine with easy maintenance
Not ideal for: Users who prefer manual grinding or have very coarse beans
Bottom line: A compact, high-quality espresso machine that benefits from regular grinder upkeep.
Breville BEC250 Espresso Machine Cleaning Tablets

Using Breville BEC250 Cleaning Tablets helps remove coffee oils and residues, ensuring your grinder stays clear and your espresso tastes fresh. Regular use extends the lifespan of your machine.
Pros:
- Effective cleaning
- Safe for machine
- Easy to use
- Prolongs machine life
Cons:
- Requires purchase every few months
- Must follow dissolution instructions
- Not for deep descaling
Best for: Maintaining optimal performance and flavor in your espresso machine
Not ideal for: For removing mineral scale, use descaling products
Bottom line: Regular cleaning with these tablets keeps your Breville espresso machine in top shape.
Frequently Asked Questions
What causes grinder clogs in Breville espresso machines?
Clogs are typically caused by stale coffee grounds, improper grind size, or residue buildup inside the burrs and chamber.
How often should I clean my grinder?
It is recommended to clean your grinder every 1-2 months, especially if you notice a decline in performance or flavor.
Can I use regular cleaning tablets for my grinder?
Yes, specially designed cleaning tablets like Breville BEC250 are safe and effective for removing oils and residues from your grinder.
Is it safe to disassemble my Breville Bambino Plus grinder?
Yes, but always unplug the machine first. Follow the manufacturer’s instructions carefully to avoid damaging components.
Keep Your Breville Espresso Machine Running Smoothly
Regular maintenance, including thorough cleaning and proper bean storage, helps prevent grinder clogs and ensures you enjoy fresh, flavorful espresso every time. Following these troubleshooting steps and tips will keep your Breville Bambino Plus performing at its best for years to come.
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