1. Introduction
Thank you for choosing the Dyson Ball Multi Floor Plus Upright Vacuum. This manual provides essential information for the safe and efficient operation, maintenance, and troubleshooting of your new vacuum cleaner. The Dyson Ball Multi Floor Plus is engineered with Radial Root Cyclone technology for powerful suction, Ball technology for easy maneuverability, and whole-machine HEPA filtration to capture allergens and microscopic particles.

This image displays the Dyson Ball Multi Floor Plus Upright Vacuum. The vacuum features a gray body with yellow accents on the cyclone assembly. Its transparent dust bin is visible, showcasing the Radial Root Cyclone technology. The distinctive 'Ball' mechanism, which aids in maneuverability, is prominent at the base, above the cleaner head. The handle is extended upwards, indicating its upright position.
2. Important Safety Instructions
Before using your Dyson vacuum cleaner, read all instructions and cautionary markings in this manual and on the appliance. Failure to follow these instructions may result in electric shock, fire, or serious injury.
- Always unplug the vacuum cleaner from the electrical outlet before cleaning or performing any maintenance.
- Do not use outdoors or on wet surfaces.
- Do not allow to be used as a toy. Close attention is necessary when used by or near children.
- Use only as described in this manual. Use only Dyson recommended attachments.
- Do not use 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.
- Do not pull or carry by cord, use cord as a handle, close a door on cord, or pull cord around sharp edges or corners. Do not run appliance over cord. Keep cord away from heated surfaces.
- Do not unplug by pulling on cord. To unplug, grasp the plug, not the cord.
- Do not handle plug or vacuum cleaner with wet hands.
- Do not put any object into openings. Do not use with any opening blocked; keep free of dust, lint, hair, and anything that may reduce airflow.
- Keep hair, loose clothing, fingers, and all parts of body away from openings and moving parts.
- Do not pick up anything that is burning or smoking, such as cigarettes, matches, or hot ashes.
- Do not use to pick up flammable or combustible liquids, such as gasoline, or use in areas where they may be present.
- Do not pick up toxic material, such as chlorine bleach, ammonia, or drain cleaner.
- Do not use without dust bin and filter in place.
- Turn off all controls before unplugging.
- Use extra care when cleaning on stairs.
3. Assembly and Initial Setup
The Dyson Ball Multi Floor Plus Upright Vacuum requires minimal assembly. It is designed for quick and easy setup to get you cleaning faster.
What's in the Box:
- Dyson Ball Multi Floor Plus Upright Vacuum (Main Unit)
- Wand/Hose Assembly
- Combination Tool
- Stair Tool
- HEPA Filter (pre-installed)
- User Manual (this document)
Assembly Steps:
- Attach the Wand/Hose: Insert the wand into the top of the vacuum's main body until it clicks securely into place.
- Store Tools: Attach the combination tool and stair tool to the designated storage clips on the side of the vacuum.
- Unwind the Cord: Fully unwind the power cord from the cord hooks.
- Plug In: Insert the power plug into a suitable electrical outlet.
4. Operating Instructions
Powering On/Off:
- To turn the vacuum on, press the red power button located on the main body.
- To turn the brush bar on for carpets, press the brush bar button. Press again to turn off for hard floors.
- To turn the vacuum off, press the red power button again.
Using the Vacuum:
- Recline the Vacuum: Place your foot on the cleaner head and pull the handle back to recline the vacuum into the cleaning position.
- Maneuvering: The Dyson Ball technology allows for easy steering around furniture and obstacles with a simple twist of the wrist.
- Self-Adjusting Cleaner Head: The cleaner head automatically adjusts to different floor types, ensuring optimal suction from carpets to hard floors.
- Using the Wand/Hose: To use the wand and hose for above-floor cleaning, pull the wand release catch and lift the wand clear of the vacuum body. Attach desired tools.
5. Maintenance
Regular maintenance ensures your Dyson vacuum operates at peak performance.
Emptying the Dust Bin:
- Ensure the vacuum is unplugged.
- Press the red bin release button located on the top of the cyclone assembly.
- Hold the bin over a trash receptacle and press the red bin empty button to release the bottom flap and empty contents.
- Close the bin flap securely until it clicks. Reattach the bin to the vacuum.
Washing the HEPA Filter:
The HEPA filter should be washed with cold water at least every 3 months, or more frequently if used heavily. Allow to air dry completely for at least 24 hours before reinserting.
- Ensure the vacuum is unplugged.
- Locate the filter, typically found within the cyclone assembly. Refer to your specific model's diagram for exact location.
- Twist and remove the filter.
- Wash the filter under cold running water until the water runs clear. Do not use detergents.
- Shake excess water from the filter and leave to dry for a minimum of 24 hours in a warm, dry place. Do not dry in a tumble dryer, microwave, or near an open flame.
- Once completely dry, reinsert the filter into the vacuum and secure it.
Clearing Blockages:
If suction decreases, check for blockages in the cleaner head, wand, hose, and dust bin inlet. Always unplug the vacuum before checking for blockages.
6. Troubleshooting
Refer to this section for common issues and their solutions.
| Problem | Possible Cause | Solution |
|---|---|---|
| Vacuum has no power. | Not plugged in; power outlet fault; tripped circuit breaker. | Ensure plug is fully inserted; test outlet with another appliance; reset circuit breaker. |
| Loss of suction. | Dust bin full; filter needs washing; blockage in cleaner head, wand, or hose. | Empty dust bin; wash and dry filter; clear any blockages. |
| Brush bar not spinning. | Brush bar switch off; blockage in brush bar; thermal cut-out activated. | Press brush bar button; clear debris from brush bar; turn off vacuum and allow to cool for 30 minutes. |
| Unusual noise. | Blockage; foreign object in brush bar. | Check for and remove blockages; inspect brush bar for foreign objects. |
7. Specifications
| Brand | Dyson |
| Model Number | U990603C |
| Special Feature | HEPA Filtration |
| Filter Type | Disk |
| Included Components | HEPA Filter (pre-installed), Combination Tool, Stair Tool |
| Is Cordless? | No (Corded) |
| Recommended Uses | Floor cleaning (Multi-Floor) |
| Form Factor | Upright |
| Color | Yellow (accents) |
| Product Dimensions | 42.4"L x 15.4"W x 13.4"H |
| Item Weight | 22 pounds |
| Motor Horsepower | 1.6 horsepower |
| UPC | 885609005041 |
8. Warranty and Support
Warranty Information:
The Dyson Ball Multi Floor Plus Upright Vacuum comes with a 5-year warranty covering parts and labor. This warranty covers defects in materials and workmanship under normal household use. Please retain your proof of purchase for warranty claims.
Customer Support:
For further assistance, troubleshooting, or to register your product, please visit the official Dyson website or contact Dyson customer support. You can find contact details on the Dyson website or in the documentation included with your product.
- Online Support: Visit Dyson Support for FAQs, video guides, and product registration.
- Telephone Support: Refer to your product packaging or the Dyson website for local contact numbers.





