LARIDEN LC-40SC
LARIDEN Commercial Carpet Extractor Cleaning Machine LC-40SC User Manual
Model: LC-40SC | Brand: LARIDEN
1. Introduction
This manual provides essential instructions for the safe and efficient operation, maintenance, and troubleshooting of your LARIDEN Commercial Carpet Extractor Cleaning Machine, model LC-40SC. Please read this manual thoroughly before initial use to ensure proper function and to prevent injury or damage.

Image 1.1: The LARIDEN Commercial Carpet Extractor Cleaning Machine LC-40SC.
2. Important Safety Information
Failure to follow these safety guidelines could result in injury, electric shock, or damage to the machine or property. Always exercise caution when operating electrical equipment.
- The added hot water should not exceed 50 degrees Celsius (122 degrees Fahrenheit). This machine is not a steam version; adding hot water will not produce steam.
- After each use, flush the machine with clean water. Cleaning agents can form crystalline powder when dry, potentially blocking the water pump and nozzle.
- Operating or maintaining the machine without reading this owner's manual could result in injury to yourself or others, and damage to the machine or other items. Ensure the operator is trained before use.
- Do not use the machine near flammable or explosive materials, and do not add flammable materials to the machine.
- If the power cord is damaged, stop using the machine immediately to avoid electric shock.
- Always cut off the power supply when servicing or maintaining the machine to prevent electric shock.
- Due to the machine's weight, do not place or operate it on slopes or inclined surfaces.
3. Package Contents
Verify that all items listed below are included in your package. If any parts are missing or damaged, please contact customer support.
- 1x Commercial Carpet Cleaner Machine
- 1x Water Vacuuming Head
- 1x Dust Vacuuming Head
- 1x Long Flat Vacuuming Head
- 1x Round Brush
- 1x Small Sucker
- 1x Large Sucker
- 2x Soft Tubes
- 2x Steel Tubes
- 1x English Manual
4. Technical Specifications
| Specification | Value |
|---|---|
| Model | LC-40SC |
| Material | Stainless Steel, Plastic, EVA, Cotton |
| Waterproof Level | IPX4 |
| Cooling Mode | Circulating Air Cooling |
| Total Capacity | 40L / 11gal |
| Power | 1034W |
| Voltage | 110V |
| Pump Power | 34W |
| Pressure | 87 PSI |
| Air Flow | 53 L/s |
| Vacuum Suction | 230 mbar |
| Clean Water Tank Capacity | 10L / 2.64gal |
| Power Cord Length | 7m / 22.97ft |
| Suction Pipe Length | 2.63m / 8.63ft |
| Steel Tube Length | 1.2m / 3.94ft |
| Interface Diameter | 4cm / 1.57inch |
| Barrel Diameter | 32cm / 13.18inch |
| Large Sucker Length | 1.48m / 4.86ft |
| Cleaner Machine Size | 37 x 35 x 84cm / 14.57 x 13.78 x 33.07inch |
| Cleaner Machine Net Weight | 16.65kg / 36.71lbs |
5. Setup and Assembly
Before operating the machine, ensure all components are correctly assembled and secured.
- Unpack Components: Carefully remove all parts from the packaging and verify against the 'Package Contents' list.
- Attach Wheels: Securely attach the 360° swiveling wheels to the base of the cleaner machine.
- Connect Hoses: Attach the soft tubes (hoses) to the designated ports on the machine. Ensure a tight connection to prevent leaks and maintain suction.
- Assemble Steel Tubes: Connect the steel tubes to the soft tubes and then attach your desired cleaning head (sucker or brush).
- Install Tanks: Ensure the clean water tank and waste water tank are correctly seated and secured in their positions.

Image 5.1: Key details for assembly and operation, including the working armrest, exquisite switch, quick-connect ports, and safety pail lugs.
6. Operating Instructions
6.1. Filling the Tanks
- Clean Water Tank: Fill the 10L (2.64gal) clean water tank with water. For enhanced cleaning, a suitable carpet cleaning solution can be added according to the solution manufacturer's instructions. Do not exceed 50°C (122°F) water temperature.
- Waste Water Tank: Ensure the 40L (10.57gal) waste water tank is empty before starting operation.

Image 6.1: The machine features two large-capacity independent tanks for clean water and waste water, reducing the frequency of emptying.
6.2. Attaching Cleaning Tools
Select the appropriate cleaning tool for your task and securely attach it to the end of the steel tube.

Image 6.2: Six professional cleaning tools are included for various cleaning scenarios.
6.3. General Operation
- Power On: Plug the power cord into a suitable 110V outlet. Use the main power switch on the machine to turn it on.
- Spray Function: Activate the spray function using the designated switch. Apply cleaning solution evenly to the area to be cleaned.
- Suction Function: Activate the suction function. Move the cleaning head slowly over the treated area to extract the dirty solution. Overlap passes slightly to ensure thorough cleaning.
- Repeat if Necessary: For heavily soiled areas, repeat the spray and suction process.
- Power Off: Once cleaning is complete, turn off both the spray and suction functions, then unplug the machine.

Image 6.3: The machine offers a two-in-one spray and suction function for flexible and convenient use.
7. Cleaning Tools and Their Applications
The LC-40SC comes with a variety of tools designed for specific cleaning tasks:
- Small Sucker: Ideal for sofa cleaning and other upholstery, with a spray function to deeply clean stains.
- Large Sucker: Suitable for large-scale carpet cleaning on floors.
- Water Vacuuming Head: Designed for cleaning liquid stains on smooth surfaces such as tiles and glass.
- Dust Vacuuming Head: Effective for cleaning dust and small debris on woolen carpets, cloth carpets, and floor tiles.
- Round Brush: Useful for cleaning adhesive dust, gaps, and grooves.
- Long Flat Vacuuming Head: Adept at cleaning corners and narrow gaps.
8. Maintenance and Care
Regular maintenance ensures the longevity and optimal performance of your cleaning machine.
- Empty and Clean Tanks: After each use, empty the waste water tank and rinse both the clean water and waste water tanks thoroughly with clean water.
- Flush System: Run clean water through the machine's spray and suction system for a few minutes to prevent residue buildup and blockages.
- Clean Accessories: Rinse all cleaning heads, tubes, and brushes with clean water and allow them to air dry completely before storage.
- Inspect Components: Periodically check the power cord, hoses, and connections for any signs of wear or damage. Replace damaged parts immediately.
- Storage: Store the machine in a dry, cool place, away from direct sunlight and extreme temperatures.
9. Troubleshooting Guide
This section addresses common issues you might encounter. For problems not listed here, please contact customer support.
| Problem | Possible Cause | Solution |
|---|---|---|
| Machine does not turn on | No power supply; Power switch off; Damaged power cord | Check power outlet; Ensure switch is ON; Inspect power cord for damage (do not use if damaged) |
| No spray from nozzle | Clean water tank empty; Nozzle clogged; Pump malfunction | Refill clean water tank; Clean nozzle; Contact support if pump issue |
| Weak or no suction | Waste water tank full; Hoses clogged or loose; Suction head blocked; Motor issue | Empty waste water tank; Check and clear hoses/connections; Clear suction head; Contact support if motor issue |
| Leaking from machine | Loose connections; Damaged tank or hose | Tighten all connections; Inspect tanks and hoses for cracks/damage |
10. Warranty and Customer Support
For warranty information, technical assistance, or to order replacement parts, please contact LARIDEN customer support. Refer to your purchase documentation for specific warranty terms and contact details.
Manufacturer: LARIDEN
Model: LC-40SC
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