1. Introduction
This manual provides essential instructions for the safe and efficient operation, maintenance, and troubleshooting of the Advance ES400 XLP Self-Contained Carpet Extractor. Please read this manual thoroughly before operating the machine to ensure proper usage and to prevent injury or damage.
The Advance ES400 XLP is designed for effective carpet cleaning in high-traffic areas. It incorporates LIFT™ (Low-moisture, Indirect-spray, Fast-dry, Technology) and Dual Cleaning Mode technologies, allowing for both deep cleaning and interim cleaning with rapid drying times. This machine meets high industry standards for dirt and water removal, contributing to the extended life of your carpets.

Figure 1: The Advance ES400 XLP Self-Contained Carpet Extractor. This image displays the grey and yellow carpet extractor from a slight angle, highlighting its main body, adjustable handle, wheels, and the front cleaning head.
2. Important Safety Information
Always observe the following safety precautions to reduce the risk of fire, electric shock, or injury.
- Read all instructions before using the machine.
- Do not operate the machine with a damaged cord or plug. If the machine 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. 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 machine with wet hands.
- Do not use outdoors or on wet surfaces.
- Use only as described in this manual. Use only manufacturer's recommended attachments.
- Keep hair, loose clothing, fingers, and all parts of body away from openings and moving parts.
- Do not use to pick up flammable or combustible liquids, such as gasoline, or use in areas where they may be present.
- Connect to a properly grounded outlet only. See grounding instructions.
- Do not leave machine unattended when plugged in. Unplug from outlet when not in use and before servicing.
3. Setup
3.1 Unpacking and Initial Inspection
Carefully remove the carpet extractor from its packaging. Inspect the machine for any signs of damage that may have occurred during shipping. Report any damage to your dealer immediately.
3.2 Components Check
Verify that all components are present:
- Advance ES400 XLP Main Unit
- Adjustable Handle Assembly
- Power Cord
- User Manual (this document)
3.3 Handle Assembly
- Align the adjustable handle assembly with the mounting points on the main unit.
- Secure the handle using the provided fasteners. Ensure the handle is firmly attached and does not wobble.
- Adjust the handle to a comfortable operating height using the adjustment mechanism. The adjustable handle is designed for maneuverability in tight spaces.
3.4 Solution Tank Preparation
Before first use, rinse the solution tank with clean water to remove any manufacturing residues.
4. Operating Instructions
4.1 Preparing for Operation
- Fill the Solution Tank: Open the solution tank cap. Fill the tank with the recommended carpet cleaning solution mixed with water according to the solution manufacturer's instructions. Do not overfill.
- Power Connection: Plug the power cord into a properly grounded electrical outlet. Ensure the voltage matches the machine's requirements.
- Pre-test: Always pre-test the cleaning solution in an inconspicuous area of the carpet for colorfastness before full application.
4.2 Cleaning Procedures
The ES400 XLP offers Dual Cleaning Mode technologies for versatile cleaning.
4.2.1 Deep Cleaning Mode (LIFT Technology)
This mode is ideal for heavily soiled carpets and provides thorough cleaning with low moisture for faster drying.
- Select the "Deep Clean" setting on the control panel.
- Engage the spray and vacuum functions.
- Walk the machine slowly over the carpet, overlapping each pass slightly.
- For heavily soiled areas, make multiple passes.
4.2.2 Interim Cleaning Mode
Use this mode for routine maintenance cleaning or when quick drying is paramount.
- Select the "Interim Clean" setting on the control panel.
- Operate the machine as described for deep cleaning, but with a focus on lighter application of solution.
4.2.3 Post-Cleaning Treatment (Deep Treat)
The Deep Treat function allows for pre-spray and post-cleaning treatment application.
- Refer to the specific instructions for activating the Deep Treat function on your control panel.
- Apply pre-treatment solution to heavily soiled areas before cleaning, or post-treatment solution after cleaning as needed.
4.3 After Operation
- Emptying Recovery Tank: Turn off the machine and unplug it. Remove the recovery tank and empty the dirty water into a suitable drain. Rinse the tank thoroughly.
- Draining Solution Tank: If any solution remains, drain it from the solution tank. Rinse the tank with clean water.
- Clean Exterior: Wipe down the exterior of the machine with a damp cloth.
5. Maintenance
Regular maintenance ensures optimal performance and extends the life of your ES400 XLP.
5.1 Routine Maintenance Schedule
- Daily: Empty and rinse recovery tank. Rinse solution tank. Wipe down exterior. Check for visible damage.
- Weekly: Inspect spray nozzles for clogs. Check brush condition. Clean filters.
- Monthly: Inspect power cord for damage. Check wheels and casters for smooth operation.
5.2 Cleaning Filters
Locate the filters (e.g., vacuum motor filter, solution line filter). Remove and rinse them under running water. Allow them to dry completely before reinstallation.
5.3 Nozzle Maintenance
If spray patterns are uneven or weak, the nozzles may be clogged. Carefully remove the nozzles and clean them with a small brush or by rinsing. Do not use sharp objects that could damage the nozzle orifice.
5.4 Brush Inspection
Regularly inspect the cleaning brush for wear or damage. Replace the brush if bristles are excessively worn or if the brush is damaged to ensure effective cleaning.
6. Troubleshooting
This section outlines common issues and their potential solutions. For problems not listed here, contact customer support.
| Problem | Possible Cause | Solution |
|---|---|---|
| Machine does not turn on. | No power to the outlet; power cord damaged; machine switch off. | Check power outlet; inspect power cord for damage; ensure machine switch is in the "ON" position. |
| No solution spray. | Solution tank empty; nozzles clogged; solution pump malfunction. | Refill solution tank; clean nozzles; contact service if pump is faulty. |
| Poor water recovery. | Recovery tank full; vacuum hose clogged or disconnected; vacuum motor filter dirty; squeegee worn or damaged. | Empty recovery tank; check and clear vacuum hose; clean vacuum motor filter; inspect and replace squeegee if necessary. |
| Machine leaves streaks. | Dirty squeegee; worn squeegee; incorrect cleaning solution concentration. | Clean squeegee; replace worn squeegee; adjust solution concentration. |
7. Specifications
Technical details for the Advance ES400 XLP Self-Contained Carpet Extractor.
| Feature | Detail |
|---|---|
| Model Name | ES400 XLP |
| Model Number | 56265501 |
| Brand | Advance |
| Manufacturer | Nilfisk |
| Vacuum Motor | 1.5 hp, 3-stage, 120 inch waterlift |
| Cleaning Technology | LIFT Technology for low-moisture cleaning, Dual Cleaning Modes |
| Special Features | Deep Treat cleaning for pre-spray and post cleaning treatment, Adjustable handle |
| Approximate Dimensions (L x W x H) | 45 x 36 x 18 inches |
| Approximate Weight | 120 Pounds |
8. Warranty and Support
8.1 Warranty Information
The Advance ES400 XLP Self-Contained Carpet Extractor is covered by a manufacturer's warranty. For specific details regarding warranty coverage, terms, and conditions, please refer to the warranty card included with your product or visit the official Advance (Nilfisk) website.
8.2 Customer Support
For technical assistance, parts, or service inquiries, please contact your authorized Advance dealer or the manufacturer's customer support. Contact information can typically be found on the manufacturer's website or in the product packaging.
Manufacturer: Nilfisk
For the most up-to-date support information, please visit the Nilfisk official website.





