Introduction
The Dreame T40 Ultra Intelligent Floor Scrubber is an advanced household cleaning device designed for efficient and thorough floor cleaning. It integrates vacuuming, mopping, and sterilization functions, featuring a mechanical arm for edge cleaning, hot water washing, and intelligent dirt detection. This manual provides essential information for the safe and effective use of your device.
Video: Dreame T40 Ultra Product Demonstration
Setup
Before first use, please ensure all components are present and assemble the device as instructed.
Package Contents

Image: Package Contents
- Body x1
- Handle assembly x1
- Charging base x1
- Cleaning brush x1
Assembly
- Insert the handle assembly into the main body until it clicks securely into place.
- Place the charging base on a flat, stable surface near a power outlet.
- Ensure the clean water tank is filled and the sewage tank is empty before initial use.
Initial Charging
Place the assembled floor scrubber onto the charging base. The device will begin charging automatically. Ensure the device is fully charged before its first use for optimal battery performance.
Operating Instructions
Power On/Off
Press and hold the power button on the handle to turn the device on or off.
Intelligent Display and Voice Prompts

Image: Smart Screen Display
The smart screen provides real-time information such as battery level, cleaning mode, and alerts. Voice prompts will guide you on actions like 'low battery power' or 'add water'.
Cleaning Modes
The device features intelligent dirt sensing. It automatically adjusts the cleaning mode (light sewage washing, heavy sewage washing) based on the real-time dirt level on the floor, optimizing water and electricity usage.
Maneuverability and Edge Cleaning

Image: Ergonomic Maneuverability
- 360° Universal Wheels: Allow for smooth movement and easy navigation around obstacles.
- 45° Wide Range Twist: Facilitates cleaning in tight spaces, between tables, and around chair legs.
- AI Robotic Arm: Automatically presses down from the side to clean corners and edges, ensuring 100% corner coverage and zero water stains.
- 180° Flat Lying: The device can lie flat to clean under low furniture like beds and sofas without suction reduction.
Sterilization and Drying

Image: Heat Flow Sterilization and Drying
- Hot Water Washing: Utilizes 100°C volcanic lake soaking and washing for deep cleaning and sterilization, removing 99.999% of viruses and bacteria.
- Electrolyzed Water Sterilization: Tap water undergoes real-time electrolysis to provide 99.99% bacterial and virus removal.
- Quick Drying: Features 5-minute light tone constant temperature drying with 75°C heat flow sterilization, ensuring the roller brush is dry and odor-free.
Maintenance
Self-Cleaning Cycle

Image: One-Click Full Chain Self-Cleaning
After each use, place the scrubber back on its charging base and initiate the one-click full chain self-cleaning function. This process includes:
- Electrolyzed water sterilization
- 8s hot brush wash in boiling water
- Floor brush soaking and boiling water cleaning
- Roller brush high-speed centrifugal dehydration
- Constant pressure comb tooth scraper to remove dirt
- Reversal anti-tangle cleaning
- Roller brush reversal cleaning and cover cleaning
- 5 minutes soft sound high-temperature quick drying
Water Tank Management
- Clean Water Tank: Refill the 780mL clean water tank when prompted by the device.
- Sewage Tank: Empty the 700mL sewage tank after each cleaning cycle or when full.
- Sealed Design: The capsule-type water tank imitation submarine sealing system prevents water leakage.
Roller Brush and Filter Element
- Anti-Tangle System: The Swiss PPA hair cutter blade and comb tooth scraper prevent hair tangles on the roller brush.
- Replacement: The app will remind you to replace the roller brush filter element when necessary.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Device not turning on | Low battery; improper assembly | Charge the device fully; ensure handle is securely attached. |
| Low suction power | Sewage tank full; roller brush clogged; filter dirty | Empty sewage tank; clean roller brush; clean/replace filter. |
| Water leakage | Water tank not properly sealed | Ensure clean water tank and sewage tank are correctly installed and sealed. |
| Device difficult to maneuver | Obstruction in wheels; AI booster not active | Check wheels for debris; ensure AI booster is enabled (if applicable). |
| Roller brush not cleaning effectively | Hair tangles; worn roller brush | Run self-cleaning cycle; manually remove tangles; replace roller brush if worn. |
| Error message on display | Specific system issue | Refer to the specific error code on the display and consult the app for detailed solutions. |

Image: Avoiding Common Issues (Comparison)
Specifications

Image: Key Specifications
| Attribute | Value |
|---|---|
| Brand Name | Dreame |
| Model | T40 Ultra |
| Power (W) | 350W |
| Voltage | 100-240V (Universal) |
| Battery Capacity | 5000mAh (approx. 4000mAh for T40 Ultra) |
| Battery Life | About 40min (approx. 46 minutes for T40 Ultra) |
| Charging Time | Approx. 3 hours |
| Clean Water Tank Capacity | 900ml (approx. 780mL for T40 Ultra) |
| Sewage Tank Capacity | 700 ml |
| Maximum Suction Power | 25AW (20000Pa) |
| Rotation Speed | 98000 rpm |
| Maximum Noise | 76dB (63dBA for static drying) |
| Body Weight (including battery) | 5.5kg |
| Function | Blow Dry, Drying, Sterilization, Air Drying, Edge Cleaning |
| Cleaning Route | Random Type (Intelligent AI) |
| Timing Reservation | No |
| Is it intelligent | Yes |
| Type of washing machine | Double rolling brush |
| Electrical base station function | Automatic cleaning cloth |
| Certification | CB, CE, Maternal and Infant Grade, SGS Swiss Public Certificate Bank Sterilization Detection |
User Tips
- Always ensure the clean water tank is adequately filled and the sewage tank is empty before starting a cleaning cycle to prevent interruptions and maintain optimal performance.
- For thorough cleaning, especially in areas with heavy dirt, allow the intelligent dirt sensor to adjust the cleaning mode automatically.
- Regularly check the roller brush for any debris or hair accumulation, even with the anti-tangle system, to ensure consistent cleaning quality.
- Utilize the self-cleaning function on the charging base after every use to keep the device hygienic and ready for the next task.
- When cleaning under low furniture, ensure the device is in its 180° flat-lying mode for maximum reach and suction.
- If you experience reduced performance, check the smart screen for alerts regarding low battery, water tank status, or maintenance reminders.
Warranty & Support
Warranty Information
The product comes with a two-year warranty. In case of any damage, parts will be provided free of charge for installation (installation video will be supplied). Damages caused by artificial means are not covered under the free warranty, and associated fees may apply.
Customer Support
For any issues or inquiries regarding your Dreame T40 Ultra Floor Scrubber, please contact your retailer or the official Dreame customer support channels. Provide your product model and serial number for faster assistance.





