1. Introduction
The WMF KITCHENminis Steam Cooker is designed for healthy and efficient cooking. This ultracompact electric steamer features two individual cooking spaces with independent settings, allowing for simultaneous preparation of various ingredients such as vegetables, rice, fish, and more. Constructed from high-quality 18/10 Cromargan stainless steel, it offers durability and elegant design. This manual provides essential information for the safe and effective use, maintenance, and troubleshooting of your appliance.
2. Safety Instructions
Please read all safety instructions carefully before using the appliance to prevent injury or damage.
- Always place the appliance on a stable, heat-resistant surface, away from walls or cabinets.
- Do not immerse the base unit, power cord, or plug in water or any other liquid.
- Ensure the voltage indicated on the appliance matches your local mains voltage before connecting.
- Keep hands and face away from the steam vents during operation, as hot steam can cause burns.
- Do not operate the appliance without water in the reservoir.
- Always unplug the appliance from the power outlet when not in use, before cleaning, or if a malfunction occurs.
- This appliance is for household use only. Do not use outdoors.
- The plastic components are BPA-free, ensuring safe food preparation.
3. Product Overview
Familiarize yourself with the components of your WMF KITCHENminis Steam Cooker:
- Base Unit: Contains the heating element, water reservoir, and control panel.
- Water Reservoir: 1.1L capacity, accessible for refilling during operation.
- Cooking Baskets: Two separate 2.15L stainless steel baskets for different food items.
- Removable Grid: For separating different cooking spaces within a basket.
- Rice Bowl: A dedicated stainless steel bowl for cooking rice or other grains.
- Glass Lid: High-quality glass lid to retain steam and heat.
- Control Panel: Features an intuitive LCD display, rotary dial, and control buttons for program selection and time adjustment.

Figure 3.1: Fully assembled WMF KITCHENminis Steam Cooker.

Figure 3.2: Detailed view of the control panel with LCD display and rotary dial.

Figure 3.3: Side view showing the water reservoir and refill opening.

Figure 3.4: Top-down view of a cooking basket with the removable divider in place.

Figure 3.5: The stainless steel rice bowl, suitable for cooking grains.
4. Setup
Follow these steps for initial setup:
- Unpack: Carefully remove all components from the packaging. Retain packaging for future storage or transport.
- Initial Cleaning: Before first use, wash the cooking baskets, rice bowl, and glass lid with warm soapy water. Rinse thoroughly and dry. Wipe the base unit with a damp cloth.
- Assemble: Place the base unit on a flat, stable surface. Insert the water reservoir into the base. Stack the desired number of cooking baskets on top of the base, ensuring they are properly aligned. Place the rice bowl inside a cooking basket if needed. Finally, place the glass lid on the top basket.
- Fill Water Reservoir: Fill the water reservoir with fresh, cold water up to the 'MAX' indicator. The 1.1L reservoir can be refilled during operation if necessary.
5. Operating Instructions
Your WMF KITCHENminis Steam Cooker offers intuitive operation with pre-set programs and manual settings.
5.1 Basic Operation
- Ensure the water reservoir is filled.
- Place your food items into the cooking baskets. Use the removable grid to separate different foods within a single basket if desired.
- Place the baskets and lid onto the base unit.
- Plug the appliance into a suitable power outlet. The LCD display will illuminate.
5.2 Using Pre-set Programs
The steam cooker comes with pre-defined cooking programs for common food types:
- Turn the rotary dial to scroll through the available pre-set programs (e.g., vegetables, rice, fish).
- Press the dial to select the desired program. The display will show the recommended cooking time.
- Press the start button to begin the steaming process. The timer will count down.
5.3 Manual Time Setting
For custom cooking, you can manually set the time for each compartment:
- After turning on the appliance, use the program selection button to enter manual mode.
- The display will show options for the upper and lower cooking zones.
- Turn the rotary dial to adjust the cooking time for the first zone. Press the dial to confirm.
- Repeat for the second zone if using both.
- Press the start button to begin cooking. The appliance will automatically adjust the start times for each zone to ensure simultaneous completion.
5.4 Keep Warm Function
Once cooking is complete, the appliance automatically switches to a keep-warm function for up to 40 minutes, maintaining your food at an optimal serving temperature.
5.5 Adding Water During Operation
If the water level becomes too low during cooking, the appliance will alert you. You can safely refill the water reservoir through the external opening without interrupting the cooking process.

Figure 5.1: Example of simultaneous cooking with different food types.

Figure 5.2: The LCD display indicating cooking time for different compartments.
6. Maintenance and Cleaning
Regular cleaning ensures optimal performance and extends the lifespan of your steam cooker.
- Before Cleaning: Always unplug the appliance and allow it to cool completely.
- Base Unit: Wipe the exterior of the base unit with a soft, damp cloth. Do not use abrasive cleaners or immerse the base in water.
- Cooking Baskets, Rice Bowl, and Lid: These components are dishwasher safe. For hand washing, use warm soapy water and a non-abrasive sponge. Rinse thoroughly and dry.
- Descaling: Over time, mineral deposits may accumulate in the water reservoir. Descale the appliance regularly (e.g., every 1-2 months, depending on water hardness) using a descaling solution suitable for kitchen appliances or a mixture of water and white vinegar. Follow the descaling product's instructions or run the appliance with the vinegar solution, then rinse thoroughly.
7. Troubleshooting
If you encounter issues with your WMF KITCHENminis Steam Cooker, refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Appliance does not turn on. | Not plugged in; power outage; faulty outlet. | Check power connection; test outlet with another appliance; check circuit breaker. |
| No steam is being produced. | Water reservoir is empty or below minimum level. | Fill the water reservoir to the MAX level. |
| Food is not cooking properly or takes too long. | Insufficient water; lid not properly sealed; incorrect cooking time set; too much food in baskets. | Ensure adequate water; check lid placement; adjust cooking time; do not overfill baskets. |
| Water leaks from the appliance. | Components not assembled correctly; overfilling water reservoir. | Ensure baskets and lid are properly seated; do not exceed MAX fill line. |
| Display shows an error code. | Specific internal issue. | Unplug the appliance for a few minutes, then plug it back in. If the error persists, contact customer support. |
If the problem persists after attempting these solutions, please contact WMF customer support for assistance.
8. Specifications
| Feature | Specification |
|---|---|
| Brand | WMF |
| Model Number | 0415090011 |
| Power | 900 Watts |
| Voltage | 240 Volts |
| Cooking Capacity | 4.3 Litres (2 x 2.15L compartments) |
| Water Tank Volume | 1.1 Litres |
| Dimensions (L x W x H) | 28 x 14 x 27.5 cm |
| Weight | 3.08 Kilograms |
| Material | Cromargan® 18/10 Stainless Steel, Glass, BPA-free Plastic |
| Automatic Shut-off | Yes |
9. Warranty and Support
Your WMF KITCHENminis Steam Cooker comes with a 2-year warranty from the date of purchase, covering manufacturing defects and material faults under normal household use.
For warranty claims, technical support, or spare parts, please contact WMF customer service. Keep your proof of purchase for warranty validation.
For more information, you may visit the official WMF website or refer to the contact details provided in your product packaging.







