Dealing with a clogged grinder on your Breville Bambino Plus can be frustrating and disrupt your coffee routine. This guide provides practical, step-by-step instructions to identify causes and resolve common clogging issues safely and effectively. Whether your grinder isn’t turning, producing uneven grounds, or the machine is showing error messages, understanding the root causes and proper maintenance can save you time and prolong your machine’s lifespan.
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Before diving into troubleshooting, ensure your machine is unplugged and cooled down. Regular cleaning and maintenance are essential to prevent clogs, especially when using oily or old coffee beans. The following steps will help you restore your grinder’s performance and enjoy your favorite espresso with minimal hassle.
Key Takeaways
| Common Causes | Oily beans, stale grounds, or debris can clog the grinder. |
| Prevention Tips | Regular cleaning and using fresh beans reduce clog risk. |
| Basic Fix | Disassemble and clean the grinder to clear blockages. |
| When to Replace | Persistent clogging may require new burrs or parts. |
Identifying the Cause of the Clog
The first step is understanding what caused the clog. Common causes include oily coffee beans that leave residue, stale grounds that compact, or debris like small beans or particles lodged in the burrs or chute. If your grinder suddenly stops or produces uneven grounds, inspect for visible blockages or unusual sounds. Error messages on your machine may also indicate a jam or motor issue. Always unplug the machine before checking inside.
Initial Cleaning and Clearing the Clog
- Unplug your Breville Bambino Plus and remove the bean hopper and grind chute.
- Use a soft brush or a vacuum cleaner with a narrow nozzle to clear loose grounds and debris from the burrs and chute.
- Reassemble the grinder and run a few blank grind cycles to see if the blockage clears.
- If grounds are still stuck, try manually dislodging stubborn residues with a plastic or wooden tool, avoiding metal to prevent damage.
Deep Cleaning for Persistent Clogs
For stubborn clogs, a more thorough cleaning is necessary. Remove the burrs following the manufacturer’s instructions. Soak the burrs and removable parts in warm water with a small amount of Breville BEC250 Espresso Machine Cleaning Tablets or a gentle descaling solution. Use a soft brush to scrub away oily residues. Rinse thoroughly and dry completely before reassembling.
Cleaning the grinder regularly, especially if you switch beans often, prevents buildup of oils and grounds that cause clogs. Reassemble the parts carefully and run a few test grinds. If the problem persists, consider replacing worn burrs or contacting Breville customer support.
Preventative Maintenance and Tips
- Use fresh, dry coffee beans and avoid oily beans if clogging is frequent.
- Clean the grinder every few weeks, depending on usage, using appropriate tools and cleaning products.
- Replace burrs when they become dull to ensure consistent grinding and reduce the chance of jams.
- Keep the grind chute and burr area free of dust and debris for optimal performance.
- Follow your Breville Bambino Plus manual for specific cleaning instructions and part maintenance.
When to Seek Professional Help or Replace Parts
If you have thoroughly cleaned the grinder and the clog persists, or if you notice unusual noises, motor stalls, or error messages, it may be time to replace parts like the burrs or contact Breville support. Continuing to operate a jammed grinder can damage the motor or internal components, leading to costly repairs. Consider replacing worn burrs with genuine parts to restore grinding quality.
The Products in This Guide

Breville Bambino Plus
- ✔ Weight: 9.2 kg
- ✔ Dimensions: 12.6 x 7.7 x 12.2 inches
- ✔ Voltage: 110-120V

Breville BEC250 Espresso Machine Cleaning Tablets
- ✔ Shelf life: 2 years
- ✔ Packaging size: 8 tablets
- ✔ Safety: Food grade ingredients
Breville Bambino Plus

The Breville Bambino Plus is a compact yet powerful espresso machine that delivers cafe-quality results. Regular cleaning and proper use are essential to prevent grinder clogs and maximize your machine’s lifespan. When properly maintained, it consistently produces rich, flavorful espresso every time.
Pros:
- High-quality construction
- Fast heat-up time
- Precise dose control
- Compact design
Cons:
- Clogging can occur with oily beans
- Requires regular cleaning
- Burr replacement may be needed over time
Best for: Home baristas seeking professional espresso quality
Not ideal for: Users who prefer very oily beans or infrequent cleaning
Bottom line: Routine cleaning and careful bean selection keep your Breville Bambino Plus operating smoothly.
Breville BEC250 Espresso Machine Cleaning Tablets

Using Breville BEC250 Cleaning Tablets regularly helps prevent grinder and machine clogs, ensuring your espresso always tastes fresh and flavorful. These official tablets are formulated for thorough cleaning without damaging your machine.
Pros:
- Safe and effective
- Prolongs machine life
- Easy to use
- Removes coffee oils
Cons:
- Requires regular purchase
- Cannot replace manual cleaning entirely
- Limited to recommended products
Best for: Maintaining cleanliness and performance
Not ideal for: For deep mechanical repairs or replacement parts
Bottom line: Regular cleaning with Breville tablets helps keep your machine performing at its best.
Frequently Asked Questions
What are the common signs that my grinder is clogged?
Signs include uneven grounds, unusual noises, the grinder stopping mid-cycle, or the machine displaying error messages related to grinding.
Can I use regular cleaning tablets to fix a clog?
Cleaning tablets like Breville BEC250 are designed for maintenance and cleaning, not for removing mechanical blockages. For clogs, disassembly and manual cleaning are recommended.
How often should I clean my grinder to prevent clogs?
It’s best to clean the grinder every 2-3 weeks, especially if you use oily beans or notice performance issues.
Is it safe to disassemble the grinder myself?
Yes, as long as you follow the manufacturer’s instructions carefully and unplug the machine beforehand. If unsure, seek professional assistance.
When should I replace the burrs?
Burrs typically need replacement after approximately 500-1000 pounds of coffee, or if you notice a decline in grind consistency.
Keeping Your Breville in Top Shape
Regular maintenance, careful bean selection, and timely cleaning are key to preventing grinder clogs in your Breville Bambino Plus. When issues do arise, following these step-by-step troubleshooting tips can save you time and money, ensuring you continue to enjoy high-quality espresso at home. Remember, a well-maintained machine not only performs better but also lasts longer, giving you years of delicious coffee experiences.
Affiliate disclosure: As an Amazon Associate we earn from qualifying purchases. Prices and availability are accurate as of the time of publishing.
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