Karcher 10811370
Kärcher SE 4001 Spray Extraction Cleaner User Manual
Model: 10811370
Introduction
This manual provides essential information for the safe and effective operation, maintenance, and troubleshooting of your Kärcher SE 4001 Spray Extraction Cleaner. Please read these instructions carefully before first use and keep them for future reference.

Figure 1: The Kärcher SE 4001 Spray Extraction Cleaner with its various components and accessories.
Setup and Assembly
Before operating your Kärcher SE 4001, ensure all components are correctly assembled.
- Unpacking: Carefully remove all parts from the packaging. Check for any damage during transit.
- Attaching Wheels: Securely attach the castor wheels to the base of the unit.
- Connecting Hoses: Connect the suction hose and spray hose to their respective ports on the main unit. Ensure a secure fit to prevent leaks.
- Filling the Fresh Water Tank: The Kärcher SE 4001 features a removable fresh water tank for easy filling. Pull out the tank, fill it with clean water and the recommended Kärcher carpet cleaner solution (if applicable), and reinsert it until it clicks into place.

Figure 2: Removing the fresh water tank for filling.

Figure 3: The cleaner fully assembled with hose and floor nozzle.
Operating Instructions
The Kärcher SE 4001 is designed for effective spray extraction cleaning of carpets, upholstery, and hard floors.
General Operation
- Power Connection: Plug the power cord into a suitable electrical outlet.
- Switching On: Turn on the main power switch. For spray extraction, also activate the pump switch.
- Applying Solution: Press the trigger on the handle to spray the cleaning solution onto the surface.
- Extracting Dirty Water: Release the trigger and slowly pull the nozzle over the sprayed area to extract the dirty water. Kärcher Nozzle Technology ensures quicker drying times.
Cleaning Carpets and Upholstery
For best results on carpets and upholstery, pre-treat heavily soiled areas if necessary. Use the appropriate nozzle attachment for the surface.

Figure 4: Cleaning a carpet with the spray extraction cleaner.

Figure 5: The nozzle spraying cleaning solution.
Cleaning Hard Floors
Attach the hard floor adapter to the floor nozzle. Proceed with spraying and extracting as you would for carpets, ensuring the surface is suitable for wet cleaning.

Figure 6: Cleaning tiled flooring with the hard floor attachment.
Maintenance
Regular maintenance ensures optimal performance and extends the lifespan of your Kärcher SE 4001.
After Each Use
- Emptying Dirty Water Tank: Disconnect the unit from power. Remove the dirty water tank and empty its contents. Rinse the tank thoroughly with clean water.

Figure 7: Emptying the dirty water tank.
- Cleaning Nozzles and Hoses: Rinse all nozzles and the suction hose with clean water to prevent blockages.
- Wipe Down Unit: Wipe the exterior of the unit with a damp cloth.
Storage
The robust plastic container offers the possibility of storing the cable and the accessories neatly for effective use. Store the cleaner in a dry, frost-free location.
Troubleshooting
If you encounter issues with your Kärcher SE 4001, refer to the table below for common problems and solutions.
| Problem | Possible Cause | Solution |
|---|---|---|
| No spray from nozzle | Fresh water tank empty; pump not activated; nozzle clogged. | Refill tank; turn on pump switch; clean nozzle. |
| Poor suction | Dirty water tank full; hose/nozzle blocked; seals not properly seated. | Empty tank; clear blockage; check and reseat seals. |
| Unit leaking | Tank not properly seated; damaged seal. | Ensure tanks are correctly installed; inspect seals for damage and replace if necessary. |
| Machine does not turn on | No power supply; power switch off. | Check power cord and outlet; ensure power switch is in 'ON' position. |
If the problem persists after attempting these solutions, please contact Kärcher customer support.
Specifications
Key technical specifications for the Kärcher SE 4001 Spray Extraction Cleaner:
- Brand: Karcher
- Model Number: 10811370
- Color: Yellow
- Product Dimensions: 44.1 x 38.6 x 53.7 cm
- Capacity (Fresh Water Tank): 4 Liters
- Power / Wattage: 1400 watts
- Voltage: 240 Volts
- Material: Plastic
- Noise Level: 74 dB
- Special Features: Corded
- Item Weight: 7.9 Kilograms
Warranty and Support
The Kärcher SE 4001 Spray Extraction Cleaner comes with a minimum 1-year manufacturer warranty. For warranty claims, technical support, or service inquiries, please contact Kärcher customer service directly. Keep your proof of purchase for warranty validation.
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