1. Introduction
Thank you for choosing the NESCAFÉ DOLCE GUSTO Genio S Coffee Machine. This compact and advanced capsule coffee machine is designed to deliver professional-quality coffee and a variety of hot and cold beverages with ease. Please read this manual carefully before using your machine to ensure safe and optimal performance. Keep this manual for future reference.
2. Important Safety Information
Always follow basic safety precautions when using electrical appliances to reduce the risk of fire, electric shock, and/or injury to persons.
- Read all instructions before use.
- Do not immerse the appliance, power cord, or plug in water or other liquids.
- This appliance is intended for household use only.
- Supervise children to ensure they do not play with the appliance.
- Unplug from outlet when not in use and before cleaning. Allow to cool before putting on or taking off parts, and before cleaning the appliance.
- Do not operate any appliance with a damaged cord or plug, or after the appliance malfunctions or has been damaged in any manner.
- The use of accessory attachments not recommended by the appliance manufacturer may result in fire, electric shock, or injury to persons.
- Do not use outdoors.
- Do not let cord hang over edge of table or counter, or touch hot surfaces.
- Do not place on or near a hot gas or electric burner, or in a heated oven.
- Always attach plug to appliance first, then plug cord into the wall outlet. To disconnect, turn any control to "off", then remove plug from wall outlet.
- Do not use appliance for other than intended use.
- Be extremely careful when handling hot liquids.
- The appliance operates at high pressure (up to 15 bars). Do not open the capsule holder during brewing.
- Regularly descale the machine as indicated by the descaling alert.
3. Product Overview
The NESCAFÉ DOLCE GUSTO Genio S is a compact and stylish coffee machine designed for convenience and versatility. Below are key components and views of the machine.





Key Components:
- Water Tank: Removable 0.8L capacity for easy refilling and cleaning.
- Capsule Holder: Designed for NESCAFÉ DOLCE GUSTO hermetic capsules.
- Control Panel: Features an intuitive LED control wheel for adjusting beverage volume and temperature.
- Drip Tray: Adjustable to accommodate various cup sizes.
- Brewing Head: Delivers high-pressure water for optimal extraction.
4. Setup
Follow these steps to set up your NESCAFÉ DOLCE GUSTO Genio S machine for the first time.
- Unpacking: Carefully remove all packaging materials and ensure all parts are present.
- Cleaning: Before first use, wash the water tank and drip tray with warm soapy water, then rinse thoroughly. Wipe the machine exterior with a damp cloth.
- Positioning: Place the machine on a stable, flat, and heat-resistant surface, away from water sources and direct heat.
- Fill Water Tank: Fill the removable water tank with fresh, potable water up to the MAX level. Place it back securely on the machine.
- Plug In: Insert the power plug into a grounded electrical outlet (220V). The power button will illuminate.
- First Rinse Cycle:
- Place an empty cup under the coffee outlet.
- Without inserting a capsule, close the capsule holder.
- Select the maximum water volume using the LED control wheel (XL setting).
- Press the hot water button to start the rinse cycle.
- Allow the machine to dispense water until the tank is almost empty.
- Discard the water and repeat the process with cold water if desired.
5. Operating Instructions
Brewing your favorite NESCAFÉ DOLCE GUSTO beverage is simple with the Genio S.
5.1 Brewing a Beverage
- Power On: Ensure the machine is plugged in and the power button is illuminated.
- Fill Water Tank: Check that the water tank has sufficient fresh water.
- Insert Capsule: Open the capsule holder and insert a NESCAFÉ DOLCE GUSTO capsule. Close the holder firmly.
A hand demonstrates the process of inserting a NESCAFÉ DOLCE GUSTO coffee capsule into the machine's designated slot, ensuring it is properly seated before brewing. - Place Cup: Place your desired cup or mug on the drip tray. Adjust the drip tray height if necessary to fit your cup.
- Select Volume: Use the intuitive LED control wheel to select the desired water volume. The recommended volume is usually indicated on the capsule packaging. For larger drinks, use the XL function (up to 300 ml).
A hand is shown interacting with the LED control wheel on the NESCAFÉ DOLCE GUSTO Genio S machine, illustrating how to adjust the beverage volume and settings. - Select Temperature (if applicable): Some models may offer temperature control. Refer to your specific model's features.
- Start Brewing: Press the hot (red) or cold (blue) water button depending on your beverage choice. The machine will start brewing and automatically stop when the selected volume is reached.
- Enjoy: Carefully remove your beverage.
- Remove Capsule: After brewing, open the capsule holder and dispose of the used capsule.
5.2 Energy Saving Mode
The Genio S features an energy-saving mode. The machine will automatically turn off after 1 minute of inactivity to conserve energy.
6. Maintenance
Regular cleaning and maintenance will ensure the longevity and optimal performance of your coffee machine.
6.1 Daily Cleaning
- Drip Tray: Empty and rinse the drip tray daily.
- Water Tank: Empty any remaining water from the tank and rinse it daily. Refill with fresh water before each use.
- Capsule Holder: After each use, remove and dispose of the used capsule. Wipe the capsule holder area with a damp cloth.
- Exterior: Wipe the exterior of the machine with a soft, damp cloth. Do not use abrasive cleaners or solvents.
6.2 Descaling
Descaling is crucial to maintain machine performance and coffee quality. The LED descaling indicator will illuminate when descaling is required.
- Use a descaling solution specifically designed for coffee machines. Follow the instructions provided with the descaling solution.
- Typically, the process involves filling the water tank with the descaling solution, running it through the machine, and then performing several rinse cycles with fresh water.
- Refer to the detailed descaling instructions in the full user manual or the descaling solution packaging.
7. Troubleshooting
If you encounter issues with your NESCAFÉ DOLCE GUSTO Genio S machine, refer to the common problems and solutions below.
Problem | Possible Cause | Solution |
---|---|---|
Machine does not turn on. | Not plugged in; power outlet issue; machine malfunction. | Check power cord connection. Try a different outlet. If problem persists, contact customer support. |
No water flow or very slow flow. | Water tank empty; air bubble in system; machine needs descaling. | Refill water tank. Perform a rinse cycle to remove air. Descale the machine if the descaling indicator is on. |
Coffee is not hot enough. | Machine needs descaling; preheating issue. | Descale the machine. Ensure the machine has fully preheated before brewing. |
Water leaks from machine. | Water tank not properly seated; drip tray full; damaged component. | Ensure water tank is correctly positioned. Empty drip tray. If leak persists, contact customer support. |
Capsule holder difficult to close. | Capsule not inserted correctly; residue build-up. | Ensure capsule is correctly aligned. Clean the capsule holder area for any coffee residue. |
For issues not listed here, or if solutions do not resolve the problem, please contact customer support.
8. Specifications
Detailed technical specifications for the NESCAFÉ DOLCE GUSTO Genio S Coffee Machine.
- Model: KP2431
- Brand: NESCAFÉ DOLCE GUSTO / Krups
- Color: White
- Dimensions (L x W x H): 28.6 x 11.2 x 27.3 cm (11.26 x 4.41 x 10.75 inches)
- Weight: 1.96 kg (4.32 lbs)
- Power: 1500 Watts
- Voltage: 220V
- Water Tank Capacity: 0.8 Liters
- Pressure: Up to 15 bars
- Material: Silicone
- Features: Automatic Stop, High-Pressure Coffee Machine, Compact, XL Option, Over 30 Coffee Creations, Energy Saving Mode.

9. Warranty and Support
Your NESCAFÉ DOLCE GUSTO Genio S Coffee Machine is covered by a manufacturer's warranty. Please retain your proof of purchase for warranty claims.
- Warranty Period: Typically 12 months from the date of purchase. Refer to your product's specific warranty card or the manufacturer's website for exact terms and conditions.
- Spare Parts Availability: Spare parts are available for up to 15 years.
- Customer Support: For technical assistance, warranty claims, or to order spare parts, please contact NESCAFÉ DOLCE GUSTO or Krups customer service. Visit the official brand website for contact details.
- Online Resources: Additional support, FAQs, and video tutorials may be available on the NESCAFÉ DOLCE GUSTO or Krups official websites.
For more information, visit the NESCAFÉ DOLCE GUSTO Store.