1. Introduction
Thank you for choosing the Miele Boost CX1 Cat&Dog Powerline Vacuum Cleaner. This appliance is designed for efficient and thorough cleaning of various floor types, especially effective in households with pets. Its bagless design, powerful suction, and advanced filtration system ensure a clean home environment. Please read this manual carefully before first use to ensure safe operation and optimal performance.
2. Safety Instructions
- Always ensure the voltage indicated on the rating plate matches your mains voltage.
- Do not vacuum liquids, damp dirt, or hot ashes.
- Do not use the vacuum cleaner without the dust container and filters correctly installed.
- Unplug the appliance from the mains before cleaning or performing any maintenance.
- Keep the vacuum cleaner and its accessories out of reach of children.
- Do not operate the vacuum cleaner if it is visibly damaged.
3. Package Contents
Your Miele Boost CX1 Cat&Dog Powerline Vacuum Cleaner package typically includes:
- Miele Boost CX1 Vacuum Unit
- Telescopic Suction Wand
- Suction Hose
- TurboTeq Floorhead (for carpets and hard floors)
- Crevice Nozzle
- Upholstery Nozzle
- Dusting Brush
- HEPA AirClean Filter (pre-installed)
4. Setup and Assembly
4.1 Unpacking
Carefully remove all components from the packaging. Retain the packaging for future transport or storage.
4.2 Attaching the Suction Hose
Insert the hose connector into the suction opening on the vacuum cleaner until it clicks securely into place.
4.3 Assembling the Suction Wand and Floorhead
- Connect the telescopic suction wand to the hose handle until it clicks.
- Attach the TurboTeq floorhead to the end of the telescopic wand until it clicks.

Image: The Miele TurboTeq floorhead attached to the telescopic wand, positioned on a carpet.

Image: The Miele Boost CX1 vacuum cleaner fully assembled with its hose and floorhead.
5. Operating Instructions
5.1 Powering On/Off
Plug the power cord into a suitable electrical outlet. Press the foot switch with the power symbol (I/O) on the vacuum cleaner to switch it on or off.
5.2 Adjusting Suction Power
The Miele Boost CX1 features a rotary selector to adjust the suction power. Turn the dial to select the appropriate power level for your cleaning task:
- Min.: For light-duty cleaning, curtains, or delicate fabrics.
- Medium: For general cleaning of upholstery and rugs.
- Max.: For heavily soiled carpets and hard floors.

Image: Close-up of the Miele Boost CX1's control panel, showing the rotary dial for power adjustment.
5.3 Using Attachments
The included accessories are stored conveniently on the vacuum cleaner. To use an attachment, detach the floorhead or telescopic wand and connect the desired tool:
- Crevice Nozzle: For cleaning in corners, crevices, and between cushions.
- Upholstery Nozzle: For cleaning upholstery, mattresses, and curtains.
- Dusting Brush: For dusting furniture, delicate objects, and uneven surfaces.

Image: A collection of vacuum cleaner attachments, including a crevice tool, upholstery tool, and dusting brush.
6. Maintenance
Regular maintenance ensures the longevity and optimal performance of your Miele Boost CX1.
6.1 Emptying the Dust Container
The dust container should be emptied when the dust level reaches the MAX mark. To empty:
- Switch off the vacuum cleaner and unplug it.
- Press the release button for the dust container and lift it out.
- Hold the container over a waste bin and press the bottom release button to open the flap and empty the contents.
- Close the flap securely and reinsert the dust container into the vacuum cleaner until it clicks.

Image: The dust container of the Miele Boost CX1 being emptied into a waste receptacle.

Image: The Miele Boost CX1 vacuum cleaner with its dust container open and tilted, illustrating the emptying process.
6.2 Cleaning/Replacing Filters
The Miele Boost CX1 uses a HEPA AirClean filter and a fine dust filter. These filters should be checked regularly and cleaned or replaced as needed.
- Fine Dust Filter: This filter is located in the dust container. It can be rinsed under cold running water. Allow it to dry completely for at least 24 hours before reinserting.
- HEPA AirClean Filter: This filter is located at the rear of the appliance. It is designed for a long service life and does not require cleaning. Replace it approximately once a year, or when the filter change indicator illuminates.

Image: A close-up view of the Miele Boost CX1's HEPA filter compartment, showing the filter in place.

Image: An internal diagram of the Miele Boost CX1, illustrating the airflow path and multi-stage filtration system.
6.3 Cleaning the Floorhead
Regularly check the floorhead for tangled hair, threads, or debris. Use scissors to cut away any tangled material from the brush roll.
7. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Vacuum cleaner does not switch on. | No power supply. | Check if the plug is securely in the socket. Check the fuse/circuit breaker. |
| Reduced suction power. | Dust container full, filters clogged, or blockage in hose/floorhead. | Empty dust container. Clean fine dust filter. Check and replace HEPA filter if necessary. Remove any blockages. |
| Unusual noise during operation. | Blockage in the air path or foreign object in the fan. | Switch off and unplug. Check hose, wand, and floorhead for blockages. If noise persists, contact Miele service. |
8. Specifications
- Brand: Miele
- Model Name: Boost CX1 C&D
- Model Number: Boost CX1 C&D
- Power Source: Corded Electric
- Motor Horsepower: 1.19 Horsepower
- Electric Power: 890 watts
- Filter Type: Cartridge (HEPA)
- Capacity: 1 Liter
- Recommended Surfaces: Carpet, Hard Floor
- Special Features: HEPA, Lightweight, Compact, Bagless
- Product Dimensions (L x W x H): 30U x 30G x 40Y centimeters
- Item Weight: 7.8 Kilograms
- Color: Obsidian Black
9. Warranty and Support
Your Miele Boost CX1 Cat&Dog Powerline Vacuum Cleaner comes with a manufacturer's warranty. For detailed warranty information, service requests, or technical support, please refer to the warranty card included in your package or visit the official Miele website. Always use genuine Miele spare parts and accessories to maintain warranty validity and ensure optimal performance.