1. Introduction
The Dyson V8 cordless vacuum is engineered with the power, versatility, tools, and run time to clean homes with pets. It features Dyson’s de-tangling Motorbar™ cleaner head for deep cleaning carpets and hard floors, with hair removal vanes that clear long hair and pet hair from the brush bar as you clean. The innovative Hair screw tool with a conical brush bar is ideal for cleaning upholstery and pet beds. The Dyson V8 incorporates advanced, whole-machine filtration that captures fine dust and expels cleaner air. Its cordless design allows it to transform into a handheld vacuum with one click, enabling cleaning up high, down low, and everywhere in between.
This manual provides essential information for the setup, operation, maintenance, and troubleshooting of your Dyson V8 Cordless Vacuum Cleaner.
2. Included Components
Your Dyson V8 Cordless Vacuum Cleaner comes with the following components:
- Dyson V8 Cordless Vacuum (Main Body)
- Motorbar™ Cleaner Head
- Hair Screw Tool
- Combination Tool
- Crevice Tool
- Wall Docking Station
- Charger
- Lithium Ion Battery (1)

Image: Dyson V8 Cordless Vacuum Cleaner with its main body and various attachments including the Motorbar cleaner head, Hair screw tool, Combination tool, and Crevice tool.

Image: A visual guide to the Dyson V8's attachments and accessories, including the Motorbar cleaner head, Hair screw tool, Combination tool, Crevice tool, Wall dock, and Charger.
3. Setup
3.1 Initial Charging
Your Dyson V8 vacuum ships partially charged. For optimal performance and battery longevity, a full charge is recommended prior to first use. Connect the charger to the vacuum and a power outlet. The indicator light will show charging status.
3.2 Assembly
Assemble the main body of the vacuum with the desired cleaning head or attachment. The components click securely into place. To convert to a handheld vacuum, simply detach the wand and cleaner head by pressing the release button.

Image: The Dyson V8 vacuum transitioning from stick mode to handheld mode, demonstrating its versatile design.
3.3 Wall Docking Station Installation
The wall docking station provides convenient storage and charging. Choose a suitable location near a power outlet. Secure the docking station to the wall using appropriate fasteners (not included). Once installed, the vacuum can be easily docked for charging and storage.

Image: Two panels showing the Dyson V8 being emptied into a bin and then being docked onto its wall-mounted charging station.
4. Operating Instructions
4.1 Power Modes
The Dyson V8 offers two power modes for different cleaning needs:
- Powerful Mode: Ideal for everyday cleaning tasks, providing an optimal balance of power and run time to preserve battery life.
- MAX Mode: For intensive spot cleaning and stubborn dirt, offering maximum suction power.
Switch between modes using the slider on the top of the main body.

Image: A close-up of the Dyson V8's main unit, highlighting the switch for selecting between its two cleaning modes.
4.2 Cleaning Surfaces
The Motorbar™ cleaner head is designed to deep clean all floor types, including carpets and hard floors. Its de-tangling technology automatically clears wrapped long hair and pet hair from the brush bar during cleaning.

Image: A close-up view of the Dyson V8's Motorbar cleaner head actively de-tangling hair and debris on a floor, with a dog in the background.
4.3 Versatile Cleaning
Utilize the various Dyson-engineered accessories for comprehensive cleaning:
- Hair Screw Tool: Features an anti-tangle conical brush bar, perfect for removing long hair and pet hair from upholstery, pet beds, and car seats.
- Combination Tool: A two-in-one tool for switching between tough cleaning and gentle dusting.
- Crevice Tool: Designed for reaching tricky edges and narrow, hard-to-reach spaces.

Image: A four-panel image illustrating the Dyson V8's versatility: de-tangling long hair, navigating tricky edges, cleaning high and low areas, and switching between tough cleaning and gentle dusting.
5. Maintenance
5.1 Emptying the Bin
The Dyson V8 features a hygienic 'no-touch' bin emptying mechanism. Hold the vacuum over a trash bin and pull the red lever to release the dirt and debris.

Image: A person demonstrating the hygienic 'no-touch' bin emptying process of the Dyson V8 vacuum cleaner.
5.2 Cleaning the Filter
The whole-machine filtration system is designed to trap 99.99% of particles as small as 0.3 microns, expelling cleaner air. The filter is washable. Refer to the MyDyson app or Dyson support for detailed filter cleaning instructions to maintain optimal performance.

Image: A close-up view of the Dyson V8's filter, indicating its washable nature and importance for maintaining air quality.
5.3 Cleaning Attachments
Regularly inspect and clean all attachments to ensure they are free from blockages and debris. This will help maintain consistent suction and performance.
6. Troubleshooting
If you encounter any issues with your Dyson V8 Cordless Vacuum Cleaner, please refer to the following general advice:
- No Power: Ensure the battery is fully charged. Check that the charger is properly connected to both the vacuum and the power outlet.
- Reduced Suction: Empty the dust bin. Check for blockages in the cleaner head, wand, or attachments. Ensure the filter is clean and properly installed.
- Unusual Noises: Turn off the vacuum immediately. Check for any foreign objects caught in the brush bar or air pathways.
For more detailed troubleshooting steps or persistent issues, please contact Dyson customer support or refer to the MyDyson™ app for personalized machine guides.
7. Specifications
| Feature | Specification |
|---|---|
| Brand | Dyson |
| Model Name | V8 |
| Item Model Number | SV25 |
| Special Feature | De-tangling Motorbar™ cleaner head, Washable filter, Lightweight, Cordless, 4 Dyson-engineered accessories, Bagless |
| Filter Type | HEPA Filter |
| Is Cordless? | Yes |
| Capacity | 0.14 Gallons |
| Wattage | 500 watts |
| Runtime | Up to 40 minutes |
| Charging Time | 5 Hours |
| Form Factor | Stick |
| Color | Silver / Nickel |
| Product Dimensions | 9.84"L x 8.7"W x 49.45"H |
| Battery Description | Lithium-Ion |
| Noise Level | 80 dB |
| Item Weight | 5.6 pounds |
| Number of Power Levels | 2 |
| Indoor/Outdoor Usage | Indoor |
8. Warranty and Support
Your Dyson V8 Cordless Vacuum Cleaner comes with a 2-year warranty, providing peace of mind for your purchase. Dyson also offers lifetime support for your machine.
To access personalized machine guides, maintenance tips, and support, we recommend registering your machine on the MyDyson™ app. This will help you get the most out of your Dyson product and ensure you have access to assistance when needed.
For any inquiries or support, please visit the official Dyson website or contact their customer service directly.







