1. Introduction
Thank you for choosing the Bauknecht Supreme Chef MW 3391 SX 5-in-1 Multifunction Microwave Oven. This appliance combines microwave, hot air, grill, Crisp, and steam functions to offer versatile cooking options. Please read this manual carefully before using the appliance to ensure safe and efficient operation. Keep this manual for future reference.

Front view of the Bauknecht Supreme Chef MW 3391 SX microwave oven.
2. Safety Information
Always follow basic safety precautions when using electrical appliances to reduce the risk of fire, electric shock, injury to persons, or exposure to excessive microwave energy.
General Safety
- Do not attempt to operate this oven with the door open as this can result in harmful exposure to microwave energy.
- Do not place the microwave in a cabinet.
- Ensure adequate ventilation. Maintain a minimum clearance of 30 cm above the microwave.
- This microwave is not suitable for placement or use on a countertop with a height below 850 mm from the floor.
- Do not heat liquids or other foods in sealed containers as they are liable to explode.
- Regularly inspect the appliance for any damage. If the power cord or plug is damaged, do not use the appliance.
Electrical Safety
- Ensure the voltage indicated on the appliance corresponds to your local mains voltage before connecting.
- Do not immerse the appliance, power cord, or plug in water or other liquids.
- Always unplug the appliance when not in use and before cleaning.

Installation diagram showing required clearances and safety notes for placement.
3. Product Overview
The Bauknecht Supreme Chef MW 3391 SX is a versatile 5-in-1 appliance designed for various cooking needs.
Key Features:
- 5-in-1 Multifunction: Combines microwave, hot air, grill, Crisp, and steam functions.
- Precise Hot Air Cooking: For even baking and roasting results.
- CrispFry Function: Allows for healthy frying with minimal oil.
- Steam Cooking Function: For gentle and healthy preparation of food.
- XXL Grill: Powerful grill for perfect browning.
- AutoClean Program: Simplifies interior cleaning.
- 6th Sense Technology: Automatic programs for optimal results.
Included Components:
- Crisp Plate
- Crisp Handle
- Steam Cooking Container
- Cooking Rack

The steam cooking container, used for healthy steam preparation.
4. Setup
Unpacking and Placement
- Carefully remove the microwave oven and all packaging materials.
- Place the oven on a stable, level surface that can support its weight.
- Ensure there is at least 30 cm of clear space above the oven and 10 cm at the back and sides for proper ventilation. Do not place it near heat sources.
- Do not place the oven in a cabinet or on a surface lower than 850 mm from the floor.
Electrical Connection
- Plug the power cord into a grounded electrical outlet. Ensure the outlet specifications match the appliance's requirements (230 Volts).

Dimensions of the microwave oven: 49 cm (width), 37.3 cm (height), 54 cm (depth).
5. Operating Instructions
The Bauknecht Supreme Chef MW 3391 SX offers various cooking modes. Refer to the control panel for specific program selections.
Basic Microwave Function
- Place food in a microwave-safe container inside the oven.
- Close the oven door securely.
- Select the microwave function and adjust power level and cooking time using the control dial.
- Press Start to begin cooking.
Hot Air Function
The hot air function allows for conventional oven cooking, ideal for baking and roasting.
- Use heat-resistant bakeware.
- Select the hot air function and set the desired temperature (up to 200°C) and cooking time.
- The oven may preheat automatically.
Grill Function
The XXL grill provides intense heat for browning and grilling.
- Place food on the cooking rack.
- Select the grill function and set the desired time.
- Monitor food closely to prevent burning.
DualCrisp & CrispFry Functions
These functions provide crispy results, similar to frying, with less oil.
- Use the provided Crisp plate. Place food directly on the Crisp plate.
- Select the CrispFry or DualCrisp program.
- Follow the on-screen instructions or manual for specific food types and weights.

Example of food prepared using the CrispFry function, showing crispy texture.
Steam Cooking Function
For healthy and gentle cooking of vegetables, fish, and more.
- Fill the steam cooking container with water as instructed.
- Place food in the designated basket within the container.
- Select the steam function and set the appropriate time.

The steam cooking container disassembled, showing its various parts for food placement.
Special Programs
The oven includes various pre-set programs for convenience:
- Yogurt Function: For preparing homemade yogurt.
- Melt Function: Gently melts butter, chocolate, etc.
- Dough Function: For proofing dough.
- Bread Defrost Function: Specifically designed for defrosting bread.
- 6th Sense Programs: Automatic programs that adjust cooking time and power based on food type and weight.
6. Maintenance and Cleaning
Regular cleaning and maintenance will ensure the longevity and optimal performance of your microwave oven.
AutoClean Program
- The AutoClean program uses steam to loosen food residues inside the oven cavity.
- Follow the instructions in the display for activating and completing the AutoClean cycle.
- After the cycle, wipe the interior with a damp cloth.
General Cleaning
- Always unplug the appliance before cleaning.
- Clean the interior and exterior surfaces with a soft, damp cloth and mild detergent.
- Do not use abrasive cleaners, steel wool, or harsh chemicals, as these can damage the surfaces.
- The Crisp plate, Crisp handle, steam container, and cooking rack can be washed by hand or in a dishwasher.
- Wipe the door seal and adjacent parts regularly to remove any spills or debris.
7. Troubleshooting
If you encounter issues with your microwave oven, refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Oven does not start | Power cord not plugged in; Door not closed properly; Fuse blown or circuit breaker tripped. | Ensure plug is firmly in outlet; Close door completely; Check household fuse/circuit breaker. |
| Food not heating evenly | Food not stirred or turned; Incorrect power level or cooking time. | Stir or turn food during cooking; Adjust power level and time as needed. |
| Excessive steam inside oven | High moisture content in food. | This is normal for foods with high moisture. Wipe interior after use. |
| Oven light not working | Light bulb needs replacement. | Contact qualified service personnel for bulb replacement. |
If the problem persists after trying these solutions, please contact customer support.
8. Specifications
| Feature | Detail |
|---|---|
| Model Name | MW 3391 SX |
| Brand | Bauknecht |
| Type | 5-in-1 Multifunction Microwave Oven |
| Capacity | 33 Litres |
| Microwave Power | 1000 Watts |
| Hot Air Power | 1700 Watts |
| Grill Power | 1200 Watts (XXL Grill) |
| Dimensions (P x L x H) | 37P x 39.5L x 22.5H cm (Product) / 49W x 37.3H x 54D cm (Overall) |
| Color | Black |
| Material | Glass (door), Metal (interior) |
| Voltage | 230 Volts |
| Control Type | Button, Dial |
| Timer Function | Yes |
| Heating Method | Electric |
| Defrost Type | Automatic Defrost |
| Included Components | Crisp Plate, Crisp Handle, Steam Cooking Container, Cooking Rack |
9. Warranty and Support
For warranty information, please refer to the documentation provided with your purchase. Bauknecht offers a 7-year availability of spare parts for this model.
For technical support, service, or to order spare parts, please contact Bauknecht customer service. Contact details can typically be found on the manufacturer's website or in your purchase documentation.