1. Important Safety Instructions
Read all instructions carefully before using the appliance. Keep this manual for future reference.
- Ensure the power supply voltage matches the rating label on the charger.
- Do not use the vacuum cleaner on wet surfaces or to pick up liquids.
- Do not pick up burning or smoking objects, such as cigarettes, matches, or hot ashes.
- Keep hair, loose clothing, fingers, and all parts of the body away from openings and moving parts.
- Do not use without the dust cup and filter in place.
- If the power cord is damaged, it must be replaced by the manufacturer, its service agent, or similarly qualified persons to avoid a hazard.
- This appliance is not intended for use by persons (including children) with reduced physical, sensory or mental capabilities, or lack of experience and knowledge, unless they have been given supervision or instruction concerning use of the appliance by a person responsible for their safety.
- Children should be supervised to ensure that they do not play with the appliance.
2. Product Overview
The H.Koenig PowerFlex+ UPX26 is a versatile 2-in-1 cordless vacuum cleaner designed for efficient cleaning of various surfaces. Its ergonomic and lightweight design allows for easy maneuverability.

Figure 2.1: H.Koenig PowerFlex+ UPX26 main unit in upright position.
Components
- Main Motor Unit with Dustbin
- Extension Tube (Foldable)
- Motorized Floor Brush
- Lithium-ion Battery (25.9V)
- Charger
- Wall Mount
Included Accessories

Figure 2.2: Various accessories for the H.Koenig PowerFlex+ UPX26.
- Round Brush: Ideal for delicate surfaces, upholstery, and car interiors.
- Soft Roller Brush: Designed for hard floors and fine dust.
- 2-in-1 Flat Nozzle: For narrow gaps and corners.
- Long Flat Nozzle: Extends reach into tight spaces.
3. Setup
3.1 Assembly
- Attach the Extension Tube: Insert the extension tube into the main motor unit until it clicks securely.
- Attach the Floor Brush: Connect the motorized floor brush to the other end of the extension tube.
- Install the Battery: Slide the 25.9V Lithium-ion battery into the designated slot on the main motor unit until it locks into place.

Figure 3.1: Exploded view showing the assembly of the vacuum cleaner.
3.2 Initial Charging
Before first use, fully charge the battery. Connect the charger to the charging port on the main unit or directly to the battery if removed. The charging indicator light will show the charging status. A full charge provides up to 40 minutes of runtime.

Figure 3.2: Close-up of the 25.9V Li-ion battery integrated into the handle.
3.3 Wall Mount Installation
Install the provided wall mount in a convenient location near a power outlet. Ensure it is securely fastened to the wall using appropriate hardware (not included) to support the weight of the vacuum cleaner.
4. Operating Instructions
4.1 Powering On/Off and Speed Selection
Press the power button to turn the vacuum cleaner on. The UPX26 features three suction speeds. Press the speed selection button to cycle through the different power levels (Low, Medium, High) to suit your cleaning needs. Press the power button again to turn off the appliance.

Figure 4.1: Close-up of the main unit showing power and speed control buttons.
4.2 Using the Vacuum Cleaner
- Floor Cleaning: Use the motorized floor brush for carpets and hard floors. The brush head is designed to maneuver easily around furniture.
- Under Furniture Cleaning: The foldable extension tube allows you to easily reach under low furniture without bending.
- Handheld Mode: Detach the extension tube and floor brush to use the main unit as a handheld vacuum for stairs, upholstery, or car interiors. Attach the desired accessory directly to the main unit.
- Accessory Use: Select the appropriate accessory for the task. The round brush is for delicate surfaces, the soft roller brush for hard floors, and the flat nozzles for crevices and tight spots.

Figure 4.2: Vacuum cleaner in use on a carpeted surface.

Figure 4.3: Vacuum cleaner with foldable tube extended to clean under a table.

Figure 4.4: The vacuum cleaner can be folded for compact storage or to reach difficult areas.
5. Maintenance
Regular maintenance ensures optimal performance and extends the lifespan of your vacuum cleaner.
5.1 Emptying the Dustbin
Empty the dustbin after each use or when the MAX line is reached. Press the dustbin release button to detach it from the main unit, then open the bottom flap to dispose of debris.
5.2 Cleaning the Filters
The UPX26 features an advanced filtration system with a stainless steel filter and a HEPA filter. These should be cleaned regularly.
- Remove the dustbin and separate the filter components.
- Tap the stainless steel filter to remove loose dust.
- Rinse both the stainless steel filter and the HEPA filter under running water.
- Allow all filter components to air dry completely for at least 24 hours before reassembling. Do not use the vacuum cleaner with wet filters.
5.3 Cleaning the Brush Roll
Periodically check the motorized floor brush for tangled hair or debris. Remove the brush roll by following the instructions in the detailed manual (if available) and clean it with scissors or a brush. Reinsert the brush roll securely.
6. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Vacuum cleaner does not turn on. | Battery is not charged or not properly installed. | Charge the battery. Ensure the battery is securely clicked into place. |
| Low suction power. | Dustbin is full. Filters are clogged. Obstruction in the nozzle or tube. | Empty the dustbin. Clean the filters thoroughly. Check for and remove any blockages. |
| Brush roll stops rotating. | Hair or debris tangled in the brush roll. | Turn off the vacuum and remove any obstructions from the brush roll. |
| Short battery runtime. | Battery not fully charged. Using high power mode excessively. Battery degradation. | Ensure battery is fully charged. Use lower power modes when possible. Contact support if battery life significantly decreases. |
7. Specifications
| Brand | H.Koenig |
| Model Number | UPX26 |
| Power | 220 Watts |
| Voltage | 25.9 Volts |
| Suction Power | 22 Kpa |
| Number of Speeds | 3 |
| Noise Level | 68 Decibels |
| Runtime | Up to 40 minutes |
| Filter Type | HEPA Filter, Stainless Steel Filter |
| Product Dimensions (L x W x H) | 50 x 50 x 28 cm |
| Item Weight | 3.6 Kilograms |
| Cordless | Yes |
| Battery Type | Lithium-ion |
| Repairability Index | 9.5/10 |
| Repairable For | 15 years |
8. Warranty and Support
The H.Koenig PowerFlex+ UPX26 vacuum cleaner comes with an extended 2-year warranty. This warranty covers manufacturing defects and ensures peace of mind for prolonged and reliable use of your appliance.
For technical assistance, spare parts, or warranty claims, please contact H.Koenig customer service. An after-sales service workshop is available in France to provide prompt and efficient support.
Please refer to the official H.Koenig website or your purchase documentation for detailed contact information and warranty terms.





