Introduction
This manual provides comprehensive instructions for the safe and efficient operation, maintenance, and troubleshooting of your Tassimo by Bosch TAS6515UC Single Serve Coffee Brewer. Please read this manual thoroughly before first use and keep it for future reference.

An image of the Tassimo by Bosch TAS6515UC Single Serve Coffee Brewer, showcasing its sleek design and control panel.
Setup
- Unpacking: Carefully remove all packaging materials and ensure all components are present. Place the brewer on a stable, flat surface.
- Water Tank: Remove the water tank from the back of the unit. Fill it with fresh, cold, filtered water up to the MAX line. Replace the tank securely.
- Water Filter Installation: If your model includes a water filter (e.g., Mavea Maxtra), prepare it according to its separate instructions and insert it into the water tank. This helps prolong the life of your machine and improve beverage taste.
- First Use / Cleaning Cycle: Before brewing your first beverage, perform a cleaning cycle. Refer to the 'Operating' section for instructions on initiating a cleaning cycle. This flushes out any manufacturing residues.
Operating Instructions
Brewing a Beverage
- Power On: Ensure the brewer is plugged in and press the power button to turn it on. Wait for the indicator light to stabilize.
- Prepare Cup: Place an appropriate cup on the cup stand. Adjust the cup stand height if necessary.
- Insert T-Disc: Open the brewing head. Insert the desired T-Disc into the disc holder, ensuring the barcode faces down. Close the brewing head firmly. The machine will read the barcode to identify the beverage and optimize brewing parameters.
- Start Brewing: Press the brew button. The machine will begin the brewing process. Do not open the brewing head during operation.
- Completion: The brewing process will stop automatically. Remove your freshly brewed beverage.
- Remove T-Disc: Open the brewing head and carefully remove the used T-Disc. Dispose of it properly.
Beverage Types
The Tassimo system uses intelligent barcode technology to prepare a wide variety of beverages, including:
- Cappuccino
- Espresso
- Coffee
- Tea
- Hot Chocolate
Each T-Disc contains specific instructions for the brewer, ensuring a perfect cup every time based on the beverage type.
Maintenance
Daily Cleaning
- Wipe down the exterior of the machine with a damp cloth.
- Empty and rinse the drip tray and cup stand.
- Rinse the water tank with fresh water.
Descaling
The brewer will indicate when descaling is required (e.g., via an LCD display or indicator light). Descaling is crucial for maintaining optimal performance and beverage quality. It is typically recommended every 4-6 months, depending on water hardness and usage.
- Follow the specific descaling instructions provided with your descaling solution or refer to the full Bosch Tassimo manual for detailed steps.
- Use only Tassimo-approved descaling agents.
Water Filter Replacement
If using a water filter, it should be replaced approximately every 8 weeks to ensure continued water quality and to prevent scale buildup. Your machine may have an indicator for filter replacement.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Brewer not turning on. | Not plugged in; power outlet issue. | Ensure power cord is securely plugged into a working outlet. |
| Beverage not brewing or machine not reading T-Disc. | T-Disc incorrectly inserted; barcode scanner dirty; T-Disc damaged. | Ensure T-Disc is correctly inserted with barcode facing down. Clean the barcode scanner with a soft, damp cloth. Try a new T-Disc. |
| Beverage is not hot enough. | Machine needs descaling; pre-heating issue. | Perform a descaling cycle. Pre-heat your cup with hot water before brewing. |
| Machine is unusually noisy or vibrating. | Air in the system; pump issue. | Run a cleaning cycle without a T-Disc to prime the pump. Ensure water tank is full. |
| Water leaking from the machine. | Water tank not seated correctly; internal leak. | Ensure water tank is securely in place. If leaking persists, contact customer support. |
| "Descaling" light is on. | Machine requires descaling. | Perform a descaling cycle as soon as possible. |
For further assistance, please refer to the full product manual or contact Bosch customer support.
Specifications
| Feature | Detail |
|---|---|
| Brand | Bosch |
| Model Number | TAS6515UC8 |
| Color | Gold |
| Special Feature | Water Filter |
| Coffee Maker Type | Drip Coffee Machine |
| Filter Type | Reusable |
| Included Components | Filter |
| Operation Mode | Fully Automatic |
| Unit Count | 4.8 Ounce |
| Coffee Input Type | Pods/Capsules |
| UPC | 825225901679 |
| Product Dimensions | 14.57 x 10.39 x 12.36 inches |
| Item Weight | 8 pounds |
| Date First Available | February 14, 2012 |
Warranty and Support
For information regarding warranty coverage, product registration, or technical support, please refer to the documentation included with your Tassimo by Bosch TAS6515UC brewer or visit the official Bosch Home Appliances website. Keep your proof of purchase for warranty claims.
You can also visit the Bosch Store on Amazon for additional product information and support resources.





