Tefal DO821840
Tefal 8in1 Double Force Pro Food Processor & Blender User Manual
Model: DO821840
Brand: Tefal
1. Introduction
Thank you for choosing the Tefal 8in1 Double Force Pro Food Processor & Blender. This versatile appliance is designed to simplify your food preparation tasks with its powerful motor, multiple functions, and durable components. Please read this manual carefully before first use to ensure safe and optimal operation.
The Double Force Pro features two distinct motor outputs, one for speed and one for power, ensuring optimal performance for various tasks. It comes equipped with a 3-liter processing bowl, a 2-liter blender jug, and 8 accessories to perform 28 different functions, including chopping, grating, slicing, shredding, kneading, beating, and blending.

The Tefal Double Force Pro Food Processor and Blender with its comprehensive set of accessories.
2. Important Safety Instructions
- Always unplug the appliance from the power supply before assembling, disassembling, or cleaning.
- Keep hands and utensils out of the processing bowl and blender jug while the appliance is operating to prevent injury.
- Blades are sharp. Handle with extreme care during assembly, disassembly, and cleaning.
- Ensure the lid is securely locked in place before operating the appliance. The EasyLock system provides two bowl locking positions for left and right-handed users.
- Do not immerse the motor unit in water or any other liquid. Clean with a damp cloth only.
- This appliance is for household use only. Do not use outdoors or for commercial purposes.
- Supervise children closely when the appliance is in use.
- Do not operate the appliance if the power cord or plug is damaged, or if the appliance malfunctions or has been dropped. Contact authorized service for repair.
- Avoid processing extremely hot liquids or ingredients. Allow them to cool before processing.
3. Components and Accessories
Your Tefal Double Force Pro comes with the following components and accessories:
- Motor Unit: The main base with the control dial and two motor outputs.
- 3L Processing Bowl: For chopping, grating, slicing, shredding, and kneading.
- 2L Blender Jug: For blending liquids, smoothies, and soups.
- Chopping Blade: Ideal for chopping meats, vegetables, and nuts.
- Emulsifying Disc: Used for beating egg whites, making creams, and mayonnaise.
- Kneading Blade: For preparing pizza dough, bread dough, and cookie doughs.
- Slicing & Grating Discs: Perfect for grating vegetables, cheese, or making crudités.
- Spatula: For scraping down ingredients and assisting with removal.

Key accessories for various food preparation tasks.

The appliance can be used as a food processor with the 3L bowl or a blender with the 2L jug.
4. Setup
Before first use, wash all removable parts (bowl, jug, blades, discs, lid) in warm soapy water, rinse, and dry thoroughly. The motor unit should be wiped clean with a damp cloth.
- Place the motor unit on a clean, stable, and dry surface. The base is equipped with suction feet for stability during operation.
- Depending on the task, choose either the 3L processing bowl or the 2L blender jug.
- Attach the desired accessory (blade or disc) onto the central shaft inside the bowl or jug.
- Place the bowl or jug onto the motor unit. Ensure it is correctly aligned with the appropriate motor output (speed or power).
- Secure the lid onto the bowl or jug. The unique EasyLock system allows for two bowl locking positions, accommodating both left and right-handed users. Rotate the lid until it clicks into place, indicating it is securely locked. The appliance will not operate unless the lid is properly secured.
- Plug the appliance into a suitable power outlet.

The intelligent two motor output system provides optimal speed and strength for both processing and blending.
5. Operating the Appliance
The Tefal Double Force Pro offers 6 speed options (2 speeds + pulse for each of the 2 motor outputs) to cater to various preparations.
Watch this video to see the Tefal 8in1 Double Force Pro Food Processor & Blender in action, demonstrating its versatility and ease of use.
To operate:
- Add your ingredients to the bowl or jug. Do not overfill.
- Select the desired speed setting using the control dial.
- For short bursts of power, use the 'Pulse' setting.
- Once processing is complete, turn the dial to '0' and unplug the appliance.
- Carefully unlock and remove the lid, then the bowl/jug, and finally the accessory.
PowelixLife Blades Technology
The appliance features PowelixLife titanium coating blades, designed for long-lasting usage and better resistance. This technology ensures up to 30% faster performance and 50% finer blending, with blades that last up to 2 times longer.

PowelixLife blades offer enhanced durability and blending performance.
6. Cleaning and Maintenance
Proper cleaning and maintenance will extend the life of your appliance.
- Always unplug the appliance before cleaning.
- The bowl, jug, lid, and all accessories are dishwasher safe, making cleanup convenient.
- For the motor unit, wipe with a damp cloth. Do not immerse in water.
- Be extremely careful when handling the sharp blades. Use a brush for cleaning if necessary.
- Ensure all parts are completely dry before storing.
Compact Storage
The accessories can be easily stored within the main unit's storage compartment, promoting a tidy kitchen space.

Compact storage design for accessories.
7. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Appliance does not turn on. | Lid or bowl/jug not correctly locked. Power cord not plugged in. | Ensure lid is securely locked (EasyLock system). Check power connection. |
| Motor seems strained or stops. | Too many ingredients or ingredients are too hard. | Reduce the quantity of ingredients. Cut hard ingredients into smaller pieces. |
| Food is not processed evenly. | Ingredients are too large or too few. Incorrect speed setting. | Cut ingredients into uniform sizes. Add more ingredients if necessary. Adjust speed or use pulse function. |
| Leakage from the bowl/jug. | Lid not properly sealed. Overfilling. | Ensure lid is securely locked. Do not exceed the maximum fill line. |
8. Specifications
- Brand: Tefal
- Model Number: DO821840
- Colour: Black
- Product Dimensions: 28 x 23 x 40 cm
- Item Weight: 5.86 kg
- Processing Bowl Capacity: 3 litres
- Blender Jug Capacity: 2 litres
- Number of Speeds: 6 (2 speeds + pulse for each motor output)
- Special Features: Dishwasher safe parts, EasyLock system, PowelixLife blades
9. Warranty and Repairability
Tefal is committed to product durability. This appliance is designed to be repairable for 15 years at a fair price. Technical spare parts are provided for almost all Tefal products for 15 years after purchase.

Tefal's commitment to repairability and dishwasher safe parts.
10. Customer Support
For any questions, concerns, or technical assistance regarding your Tefal 8in1 Double Force Pro Food Processor & Blender, please refer to the official Tefal website or contact their customer service department. Contact details can typically be found on the product packaging or the official brand website.
You can visit the official Tefal store for more information: Tefal Store on Amazon
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