1. Introduction
Thank you for choosing the Deerma X30 Steam Floor Washer. This appliance is designed for efficient household cleaning, combining vacuuming, wet and dry cleaning, and steam mopping functions. It features a double roller brush system for thorough cleaning and offers various modes to suit different cleaning needs. Please read this manual carefully before use to ensure safe and optimal operation.
2. Safety Instructions
- Always ensure the power supply voltage matches the appliance's rated voltage (220V).
- Do not immerse the appliance in water or other liquids.
- Keep hands, hair, and loose clothing away from moving parts, especially the roller brushes, during operation.
- Exercise extreme caution when using the steam function. Steam is hot and can cause burns. Do not direct steam at people, pets, or electrical appliances.
- Only use recommended cleaning liquids. Follow dilution instructions carefully. Keep cleaning liquids out of reach of children. In case of accidental eye contact, rinse immediately with plenty of clean water and seek medical attention. If ingested, seek medical attention immediately.
- Unplug the appliance from the power outlet before cleaning, maintenance, or when not in use.
- Do not operate the appliance with a damaged cord or plug. If the appliance is not working as it should, has been dropped, damaged, left outdoors, or dropped into water, return it to a service center.
- Ensure water tanks are properly secured before operation to prevent leaks.
- Dispose of sewage and detergents according to local environmental protection regulations.
3. Package Contents
Please check the package contents upon unboxing. The exact items may vary slightly depending on the specific model (wired X30, wireless VX300, or P50Slim).
Typical Contents for X30 (Wired Model):
- Main Host Unit
- Handle
- Tray
- Cleaning Brush
- Citric Acid (3 packs for descaling)
- Steam Hole Dredging Needle
- Instruction Manual (this document)
- Certificate of Conformity

Typical Contents for VX300 Wireless Model:
- Main Host Unit
- Adapter
- Filter
- Charging Storage Seat
- Roller Brush
- Filter Brush
- Cleaning Brush

Typical Contents for P50Slim Wireless Model:
- Complete Machine (including base station)

4. Specifications
| Feature | Specification (X30 Wired / DEM-VX20pro) | Specification (VX300 Wireless / P50Slim) |
|---|---|---|
| Product Name | Absorbent vacuum cleaner (washing machine) | Absorbent vacuum cleaner (washing machine) |
| Rated Frequency | 50Hz | N/A |
| Rated Voltage | 220V~ | 22.2V (Operating Voltage) |
| Rated Power | 1700W | 220W (Working Power) / 230W (P50Slim) |
| Clear Water Tank Capacity | 500ml | 0.45L (VX300) / 500ml (P50Slim) |
| Sewage Tank Capacity | 600ml | 0.6L (VX300) / 800ml (P50Slim) |
| Maximum Noise | 83dB | N/A |
| Speed | 63100 rpm | N/A |
| Endurance | Plugged in | Lithium Battery capacity: 4000mAh (VX300) / 5000mAh (P50Slim) |
| Product Size (L*W*H) | 1165*272*380mm | 284*241*1222mm (VX300) / Host: 306*220*1100mm (P50Slim) |
| Certification | CE | CE |
| Function | Wet, Vacuuming, Mopping, Steam, Sterilization | Wet, Vacuuming, Mopping, Steam, Sterilization |
| Additional Features | Sterilization: The mop is self-cleaning | Intelligent base station, Automatic water adding, Electrolytic Water 99.9% sterilization (P50Slim) |
5. Setup
5.1 Assembly
- Carefully remove all components from the packaging.
- Attach the handle to the main unit until it clicks securely into place.
- Ensure the clean water tank and sewage tank are correctly inserted into their respective compartments.
- For wireless models, place the main unit onto the charging storage seat.
5.2 Filling Water Tanks
- Remove the clean water tank from the main unit.
- Fill the clean water tank with clean tap water. For steam cleaning, only use clean water. If using cleaning solution, ensure it is an official special cleaning liquid and follow the recommended proportion.
- Securely close the clean water tank and reinsert it into the appliance.
5.3 Power Connection (Wired Models)
- Plug the power cord into a suitable electrical outlet (220V).
5.4 Charging (Wireless Models)
- Place the main unit on the charging storage seat. Ensure the adapter is plugged into a power outlet.
- The indicator lights will show the charging status. Charge fully before first use.
6. Operation
The Deerma X30 features an intelligent voice assistant that provides clear prompts for each operation step.

6.1 Powering On/Off
- Press the power button to turn the appliance on or off.
6.2 Selecting Cleaning Modes
The appliance offers various cleaning modes for different scenarios:
- Standard Mode (Living Room): For general cleaning, vacuuming, and wet mopping.
- Water Absorption Mode (Bathroom): For quickly absorbing spills and excess water.
- Steam Mode (Kitchen): For deep cleaning and sterilizing stubborn dirt with high-temperature steam.

6.3 Steam Cleaning Function
The X30 utilizes 11-series steam technology for effective cleaning and sterilization.
- Instant Steam Output: Steam is generated within 15 seconds.
- Steam Flow: Approximately 30 mL/min.
- High Temperature: Steam reaches over 100°C to dissolve stubborn dirt and provide 99.99% sterilization.

6.4 Edge Cleaning
The upgraded borderless brush design allows for 6mm edge cleaning, ensuring dirty corners are cleaned effectively in one pass.

6.5 Dual Roller Brush System
The double-axis roller brush system provides synchronous partition cleaning, washing the ground in front and drying it in the back. This is equivalent to cleaning twice in one pass, significantly improving cleaning efficiency.

7. Maintenance
7.1 Steam Self-Cleaning
The appliance features a one-click steam self-cleaning function:
- Ensure there is water in the clean water tank.
- Long press the self-cleaning button for 2 seconds.
- Two green lights will flash.
- The appliance will perform a 30-second steam cleaning, flushing away dirt.
7.2 Descaling Mode
To prevent scale buildup and maintain optimal performance, use the descaling mode:
- Fill the clean water tank with water and add one pack of citric acid (provided).
- Long press the self-cleaning button for 5 seconds.
- Two blue and green lights will flash.
- The citric acid will dissolve scale and circulate clean water.
Warm tip: After using the washing machine for 20 hours, a voice prompt for descaling will be provided. Users can also descale according to local water quality and usage frequency.

7.3 Roller Brush Removal and Cleaning
The snap-on double-axis roller brush design allows for easy removal without dirtying your hands.
- Turn off and unplug the appliance.
- Take off the side cover of the ground brush.
- Remove the two roller brushes using the small handle provided.
- Clean the roller brushes under running water or with the cleaning brush.
- Allow brushes to air dry completely before reinserting.

7.4 Emptying Sewage Tank
- When the voice assistant prompts "Please clean up the sewage tank in time" or the indicator light shows the sewage tank is full, remove and empty the tank.
- Rinse the sewage tank with clean water after emptying.
7.5 Hair Winding Reduction
The floor brush is equipped with 2 rows of metal serrated structure to reduce hair winding on the roller brush, making it easier to maintain.

8. Troubleshooting
If you encounter issues with your Deerma X30, please refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Appliance does not power on | Not plugged in (wired models), battery drained (wireless models), power button not pressed correctly. | Ensure power cord is securely plugged in. Charge the battery fully. Press the power button firmly. |
| No steam or low steam output | Clean water tank empty, steam holes blocked, scale buildup. | Refill clean water tank. Use the steam hole dredging needle to clear blockages. Perform descaling mode. |
| Poor cleaning performance | Roller brushes dirty or worn, sewage tank full, clean water tank empty, incorrect mode selected. | Clean or replace roller brushes. Empty sewage tank. Refill clean water tank. Select appropriate cleaning mode. |
| Water leakage | Water tanks not properly installed, tank seals damaged. | Ensure both clean and sewage water tanks are securely in place. Check tank seals for damage and replace if necessary. |
| Voice reminder: "Water shortage" | Clean water tank is low or empty. | Refill the clean water tank. |
| Voice reminder: "Sewage tank full" | Sewage tank has reached its maximum capacity. | Empty and clean the sewage tank. |
| Rolling brush blocking reminder | Obstruction in the roller brush area. | Turn off the appliance, remove the roller brushes, and clear any debris or tangled hair. |
9. User Tips
- Cleaning Liquid Usage: Always use the official special cleaning liquid. Using cleaning solutions in excessive proportions may trigger an error alarm.
- Model Identification: The product may be referred to as DEM-VX20pro (production model) or X30 (sales model). Both are the same product, and the version does not affect use. VX300 Wireless and P50Slim are other variants with wireless capabilities and slightly different specifications.
- Regular Descaling: To prolong the life of your steam floor washer and maintain optimal steam performance, perform descaling regularly, especially if you live in an area with hard water.
- Brush Maintenance: Regularly remove and clean the roller brushes to prevent hair tangles and debris buildup, which can affect cleaning efficiency and cause blockages.
10. Warranty and Support
For warranty information, technical support, or service inquiries, please contact the seller or authorized service center. Keep your purchase receipt as proof of purchase.





