1. Introduction
This user manual provides essential information for the safe and effective use of your Bosch ProSilence Series 8 BGS7MS64 bagless vacuum cleaner. Please read these instructions carefully before first use and keep them for future reference. Proper use and maintenance will ensure optimal performance and extend the lifespan of your appliance.
2. Safety Instructions
Always observe the following safety precautions to prevent injury or damage:
- This appliance is intended for domestic use only. Do not use it for commercial or industrial purposes.
- Do not vacuum liquids, wet dirt, or flammable substances.
- Do not vacuum hot ashes, burning cigarettes, or sharp objects.
- Ensure the voltage indicated on the appliance matches your local mains voltage before connecting.
- Never operate the vacuum cleaner without the dust container and filters properly installed.
- Keep the appliance away from children and individuals with reduced physical, sensory, or mental capabilities unless supervised.
- Regularly check the power cord and plug for damage. If damaged, have them repaired by an authorized service center.
- Unplug the appliance from the mains before cleaning or performing maintenance.
3. Product Overview
Familiarize yourself with the components and controls of your Bosch ProSilence Series 8 vacuum cleaner.

Figure 3.1: The Bosch ProSilence Series 8 BGS7MS64 bagless vacuum cleaner, showcasing its sleek black design and compact form factor.
3.1 Main Components
- Main Unit: Contains the motor, dust container, and filtration system.
- Dust Container (XXL Capacity): Collects dust and debris. Features SensorBagless technology for consistent performance.
- HEPA Filter: High-efficiency particulate air filter for superior air filtration, ideal for allergy sufferers.
- Hose: Flexible hose connecting the main unit to the telescopic tube.
- Telescopic Tube: Adjustable metal tube for comfortable reach.
- Floor Nozzle: Main attachment for various floor types.
- Accessory Tools: Crevice tool, upholstery tool, furniture brush.

Figure 3.2: The Bosch ProSilence Series 8 vacuum cleaner shown with its telescopic tube, hose, main floor nozzle, and the removable dust container assembly.
3.2 Controls and Indicators
- On/Off Switch: Powers the appliance on or off.
- Suction Power Control Dial: Adjusts the suction level for different surfaces. Features settings like "Comfort" and "Max".
- SmartSensor Control Indicator: Illuminates to indicate optimal performance and filter status.
- SelfClean System Button: Initiates the automatic filter cleaning process.
- Cord Rewind Button: Automatically retracts the power cord.

Figure 3.3: A detailed view of the suction power control dial on the Bosch ProSilence Series 8, showing settings from 'Comfort' to 'Max' for various cleaning needs.
4. Setup
Follow these steps to assemble your vacuum cleaner before first use:
- Attach the Hose: Insert the hose connector firmly into the suction opening on the main unit until it clicks into place.
- Assemble the Telescopic Tube: Connect the handle end of the hose to the telescopic tube. Adjust the tube length by pressing the release button and sliding it to your desired height.
- Attach the Floor Nozzle: Connect the desired floor nozzle (e.g., switchable roller brush or hard floor brush) to the end of the telescopic tube.
- Check Dust Container and Filters: Ensure the dust container and all filters (including the HEPA filter) are correctly inserted and securely closed before operation.
5. Operating Instructions
Operating your Bosch ProSilence Series 8 vacuum cleaner is straightforward:
- Connect to Power: Unwind the power cord and plug it into a suitable mains socket. The operating radius is 11 meters.
- Power On: Press the On/Off switch to start the vacuum cleaner.
- Adjust Suction Power: Rotate the suction power control dial to select the appropriate setting for your cleaning task.
- Low/Comfort: For delicate surfaces, curtains, or light dusting.
- Medium: For general cleaning of hard floors and low-pile carpets.
- Max: For heavily soiled carpets or robust cleaning tasks.
- Select Nozzle:
- Switchable Roller Brush: Use the foot switch to extend bristles for hard floors or retract them for carpets.
- Hard Floor Brush: Specifically designed for thorough cleaning of hard floors with crevices, such as tiles and parquet.
- Crevice Tool: For narrow gaps, corners, and edges.
- Upholstery Tool: For cleaning upholstered furniture, mattresses, and cushions.
- Furniture Brush: For dusting furniture and delicate surfaces.
- Maneuvering: The vacuum cleaner features 4 multi-directional wheels for 360° maneuverability.
- Power Off: After cleaning, press the On/Off switch to turn off the appliance.
- Rewind Cord: Press the cord rewind button to automatically retract the power cord.

Figure 5.1: The specialized hard floor nozzle, designed for effective cleaning of tiled and wooden floors, shown against a background of both surfaces.

Figure 5.2: The standard switchable floor nozzle, suitable for both carpeted and hard floor surfaces, demonstrating its versatility.
6. Maintenance and Cleaning
Regular maintenance ensures consistent performance and hygiene.
6.1 Emptying the Dust Container
The dust container has an XXL capacity. Empty it when the fill level indicator suggests it is full, or when suction power noticeably decreases.
- Switch off and unplug the vacuum cleaner.
- Press the release button to open the dust container compartment.
- Carefully remove the dust container assembly.
- Separate the filter unit from the dust bin and empty the contents into a waste bin.
- Reassemble the dust container and reinsert it into the vacuum cleaner until it clicks securely.

Figure 6.1: Illustrated steps for removing, disassembling, and emptying the dust container of the Bosch ProSilence Series 8 vacuum cleaner.
6.2 Filter Cleaning (SelfClean System)
The SensorBagless technology and SelfClean system automatically monitor and clean the filter. If the SmartSensor Control indicator remains lit or suction power is reduced, you can manually activate the SelfClean function:
- Ensure the vacuum cleaner is plugged in and switched on.
- Press the "SelfClean" button. The system will perform an automatic cleaning cycle.
- For optimal performance, it is recommended to perform a SelfClean cycle after each major cleaning session or when prompted by the indicator.
6.3 HEPA Filter Maintenance
The HEPA filter is designed for high-level filtration. It is generally maintenance-free due to the SelfClean system. However, inspect it periodically for any visible damage or excessive buildup. Replace the HEPA filter if it is damaged or if the SelfClean system no longer restores optimal performance.
6.4 Cleaning the Appliance
- Wipe the exterior of the vacuum cleaner with a soft, damp cloth. Do not use abrasive cleaners or solvents.
- Clean the floor nozzle and accessory tools regularly to remove tangled hair or debris.
7. Troubleshooting
Refer to this section for solutions to common issues:
| Problem | Possible Cause | Solution |
|---|---|---|
| Vacuum cleaner does not switch on. | No power supply; plug not inserted correctly. | Check power cord and plug. Ensure it's connected to a live socket. |
| Reduced suction power. | Dust container full; filters clogged; hose/nozzle blocked. | Empty dust container. Activate SelfClean. Check hose and nozzles for blockages. |
| Unusual noise during operation. | Blockage in hose/nozzle; foreign object in fan. | Switch off and unplug. Check for and remove blockages. If noise persists, contact service. |
| SmartSensor Control indicator remains lit. | Filter requires cleaning. | Activate the SelfClean system. If it persists, check the HEPA filter. |
If the problem persists after attempting these solutions, please contact Bosch customer service.
8. Specifications
| Brand | Bosch |
| Model Number | BGS7MS64 |
| Type | Bagless Cylinder Vacuum Cleaner |
| Color | Black |
| Power | 800 Watts |
| Voltage | 240 Volts |
| Dust Container Capacity | 3 Liters (XXL) |
| Noise Level | 64 dB |
| Operating Radius | 11 meters |
| Dimensions (L x W x H) | 47 x 32 x 31 cm |
| Weight (without accessories) | 8.6 Kilograms |
| Filter System | Bagless, HEPA Hygienic Filter, SelfClean System |
| Special Features | SensorBagless Technology, QuattroPower, SilenceSound System, SmartSensor Control |
9. Warranty and Support
For warranty information, please refer to the warranty card included with your product packaging or visit the official Bosch website for your region. Keep your proof of purchase for any warranty claims.
For technical support, spare parts, or service inquiries, please contact Bosch customer service. You can typically find contact details on the Bosch website or in your product documentation.
Note: Information regarding the availability of spare parts is not provided in the product data. Please contact Bosch customer service for specific inquiries.





