If your Breville Bambino Plus espresso machine is experiencing frequent grinder clogs, it can be frustrating and disrupt your coffee routine. Clogging usually occurs due to build-up of coffee grounds or improper grind settings, which can cause the grinder to jam or stall. Fortunately, with some simple troubleshooting steps, you can clear the clog and prevent future issues, ensuring your machine continues to deliver cafe-quality espresso at home.
In this guide, we’ll cover the key steps to diagnose and fix a grinder clog, including cleaning procedures, adjusting grind size, and maintaining your machine properly. Always prioritize safety by unplugging your machine before performing any maintenance, and use recommended cleaning products to keep your espresso maker in top shape.
Key Takeaways
| Regular Cleaning | Prevent clogs by cleaning the grinder and burrs regularly. |
| Proper Grind Size | Use the correct grind size to avoid overloading the grinder. |
| Use Quality Coffee | Low-quality or oily coffee beans can cause buildup and clogging. |
| Routine Maintenance | Follow manufacturer guidelines for descaling and filter replacement. |

Breville Bambino Plus, Black Stainless Steel
The Breville Bambino Plus delivers third wave specialty coffee at home using the 4 keys formula and is...
As an affiliate, we earn on qualifying purchases.
Step 1: Unplug and Prepare Your Machine
- Turn off and unplug your Breville Bambino Plus to ensure safety during maintenance.
- Remove the water reservoir and coffee beans to access the grinder area more easily.
- Gather necessary tools: a brush, cleaning cloth, and cleaning tablets if needed.

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...
As an affiliate, we earn on qualifying purchases.
Step 2: Clear the Grinder Clog
- Open the grinder compartment, typically located near the bean hopper.
- Gently remove any visible coffee grounds or blockages using a brush or small tool.
- Run the grinder on a low setting without beans to dislodge any stuck grounds.
- If grounds are stubborn, use a cleaning tablet (like Breville BEC250) to help dissolve oils and residues, following product instructions.
Step 3: Clean the Burrs and Grinder Area
- Remove the grinder burrs carefully, noting their orientation for reassembly.
- Brush away residual coffee grounds from the burrs and surrounding components.
- If your machine supports it, run a cleaning cycle with approved cleaning tablets to remove oils and buildup.
- Reassemble the burrs securely, ensuring no grounds are left loose.
Step 4: Adjust the Grind Settings and Test
- Set the grind size to a slightly coarser setting to reduce strain on the grinder and prevent clogging.
- Refill the bean hopper with fresh, high-quality coffee beans, avoiding oily or low-quality beans.
- Plug in the machine, turn it on, and run a test shot to see if the clog persists.
Step 5: Maintain and Prevent Future Clogs
- Clean the grinder and burrs regularly, ideally weekly if used daily.
- Use fresh, dry beans and avoid oily varieties that can cause residue buildup.
- Replace water filters periodically using products like Breville Charcoal Filters to reduce impurities that can contribute to clogging.
- Follow your machine’s maintenance schedule for descaling and cleaning to keep internal parts functioning optimally.
The Products in This Guide

Breville Bambino Plus
- ✔ Warranty: 1 year
- ✔ Bean Hopper Capacity: 1/2 lb
- ✔ Pressure: 9 bar

Breville BEC250 Espresso Machine Cleaning Tablets
- ✔ Shelf Life: 2 years
- ✔ Application: Cleaning and descaling
- ✔ Safety: Food grade ingredients
Breville Bambino Plus

The Breville Bambino Plus is a compact yet powerful espresso machine that offers precise dose control and efficient performance. Its grinder can sometimes clog due to residue or improper settings, but with proper maintenance, it remains reliable. Regular cleaning with suitable products and correct grind adjustments can prevent most clog issues.
Pros:
- Compact size fits small kitchens
- Precise dose control for optimal extraction
- Easy to clean with compatible tablets
- Fast heat-up time with ThermoJet system
Cons:
- Can clog if not maintained properly
- Requires regular cleaning and filter replacement
- Oily beans can cause buildup
Best for: Home baristas seeking professional-quality espresso
Not ideal for: Users neglecting maintenance or using oily beans
Bottom line: Regular maintenance and proper use keep your Breville Bambino Plus grinder clog-free.
Breville BEC250 Espresso Machine Cleaning Tablets

Using Breville BEC250 Espresso Machine Cleaning Tablets helps maintain your grinder and internal components by removing oils and residues that cause clogs. Regular use ensures your machine runs smoothly and extends its lifespan.
Pros:
- Official Breville product
- Effective at removing coffee oils
- Easy to use with dissolving instructions
- Gently cleans without damage
Cons:
- Requires regular replacement
- Cost adds up over time
- Must be used as part of routine maintenance
Best for: Maintaining optimal performance of your espresso machine
Not ideal for: For infrequent users or casual coffee drinkers
Bottom line: Using official cleaning tablets ensures thorough cleaning and longer machine life.
Frequently Asked Questions
Why does my Breville grinder keep clogging?
Clogs often occur due to oily beans, residue buildup, or incorrect grind settings. Regular cleaning and using the right grind size can prevent this.
How often should I clean my grinder?
Ideally, clean the grinder weekly if used daily, and replace cleaning tablets monthly to maintain optimal performance.
Can I use regular coffee beans to avoid clogging?
Using fresh, dry, high-quality beans reduces oil buildup that can cause clogs. Avoid oily beans if frequent clogging is an issue.
What cleaning products are recommended for my Breville Bambino Plus?
Use products like Breville BEC250 Espresso Machine Cleaning Tablets, which are designed for thorough cleaning without damaging internal parts.
How do I prevent future grinder jams?
Adjust the grind size to a coarser setting, clean regularly, and ensure beans are stored properly to avoid moisture and oil buildup.
Keep Your Breville Espresso Machine Running Smoothly
Regular maintenance is crucial to prevent grinder clogs and ensure your Breville Bambino Plus continues to produce high-quality espresso. By following the step-by-step cleaning routine, adjusting grind settings, and using quality beans, you can enjoy flawless coffee every day. Remember to use recommended cleaning products and stay consistent with your cleaning schedule for the best results.
With proper care, your espresso machine will perform reliably, delivering the rich flavors and crema you love. A little effort goes a long way in keeping your coffee experience enjoyable and hassle-free.
Affiliate disclosure: As an Amazon Associate we earn from qualifying purchases. Prices and availability are accurate as of the time of publishing.