1. Introduction
This manual provides essential information for the safe and efficient operation of your LANCHEZ Pressure Power Washer 4800PSI. Please read it thoroughly before first use and retain it for future reference.
Product Overview
The LANCHEZ Pressure Power Washer is designed for high-power cleaning efficiency, tackling tough grime with 4800PSI pressure and a 3.2GPM flow rate. It is equipped with versatile spray modes and smart safety features for durable and effortless cleaning.
- High-Power Cleaning Efficiency: Tackle tough grime effortlessly with 4800PSI pressure and 3.2GPM flow rate. Saves water & energy while blasting clean cars, decks, driveways, siding, and outdoor equipment.
- 5 Versatile Spray Modes: Conquer any job! Includes 4 quick-connect spray tips (0°, 15°, 25°, 40°) plus a detergent tank for light to heavy-duty cleaning tasks.
- Smart Safety & Durability: Features an Automatic Total Stop System (TSS) – pump shuts off when trigger released, saving energy and extending pump life (tested for 10,000 rest cycles).
- Effortless Mobility & Storage: Wheeled upright trolley base ensures easy, safe movement. Side mesh pockets hold the spray gun; cable hook keeps power cord organized.
- Complete Cleaning Solution: Quickly cleans complex shapes and structures. Perfect for terraces, sheds, patios, and power equipment, making outdoor cleaning simple.


2. Safety Information
Always observe basic safety precautions when using this product to reduce the risk of injury or damage. Read all instructions before using the pressure washer.
General Safety Warnings
- Eye Protection: Always wear ANSI Z87.1 approved safety goggles with side shields.
- Hearing Protection: Wear hearing protection during operation.
- Footwear: Wear appropriate footwear to prevent slipping and protect feet from high-pressure spray.
- Electrical Safety: Ensure the power cord is in good condition and connected to a grounded outlet. Do not operate in wet conditions or near standing water.
- Water Connection: Connect the pressure washer to a cold water supply only. Do not use hot water.
- High Pressure Hazard: Do not direct the water stream at people, pets, electrical devices, or the unit itself. High-pressure spray can cause serious injury.
- Children and Pets: Keep children and pets away from the operating area.
- Chemicals: Use only pressure washer safe detergents. Follow detergent manufacturer's instructions for use and safety.
- Total Stop System (TSS): The pump shuts off when the trigger is released. This is a safety feature and also extends pump life.
3. Setup
Follow these steps to assemble and prepare your pressure washer for use.
Assembly Instructions
- Attach the Handle: Secure the top handle to the main unit using the provided screws.
- Connect High-Pressure Hose: Connect the high-pressure hose from the hose reel to the spray gun. Ensure it clicks securely into place.
- Install Hose Reel: Slide the hose reel assembly onto the main unit. Secure it with the provided screws.
- Attach Accessory Holders: Install the side accessory holders for the spray gun and power cord.
- Connect Water Inlet: Attach the water inlet hose to the pressure washer's water inlet. Ensure a tight connection to prevent leaks and air entry.
- Power Connection: Plug the power cord into a grounded electrical outlet.



4. Operating Instructions
Learn how to effectively use your pressure washer for various cleaning tasks.
Starting the Unit
- Ensure all connections are secure.
- Turn on the water supply.
- Turn on the pressure washer's power switch. The motor will only activate when the spray gun trigger is pressed.
- Squeeze the spray gun trigger to begin spraying.
Using Quick-Connect Nozzles
The pressure washer comes with 4 quick-connect nozzles (0°, 15°, 25°, 40°) and a detergent tank for various applications. Always turn off the pressure washer and ensure the trigger is released before changing nozzles.
- 0° Nozzle (Red): Provides a concentrated, high-pressure stream for stubborn stains and tough dirt. Use with caution.
- 15° Nozzle (Yellow): Offers a powerful, narrow spray for intensive cleaning of hard surfaces.
- 25° Nozzle (Green): Delivers a wider spray for general cleaning of decks, patios, and fences.
- 40° Nozzle (White): Provides the widest, gentlest spray for delicate surfaces like cars, windows, and light rinsing.

Using the Detergent Tank
Fill the 500ML soap tank with appropriate pressure washer detergent. Attach it to the spray gun. The detergent will be applied at low pressure. Switch to a high-pressure nozzle for rinsing.

Mobility and Versatility
The wheeled design allows for easy movement around your cleaning area. The 1/4" connector supports various compatible accessories (not included) for extended functionality.

Product in Action
Video 1: Demonstration of the LANCHEZ Pressure Washer's quick connect, power on, nozzle usage, and troubleshooting tips.
5. Maintenance
Proper maintenance ensures the longevity and optimal performance of your pressure washer.
Cleaning and Storage
- Nozzle Cleaning: Regularly clean the nozzles using the provided cleaning needle to prevent blockages.
- Filter Maintenance: The inlet hose includes a filter to prevent impurities from entering the pump. Clean or replace the filter as needed.
- Hose and Cord Management: Utilize the integrated hose reel and cable hook for neat organization and to prevent entanglement.
- Winter Storage: If storing in freezing temperatures, ensure all water is drained from the pump and hoses to prevent damage.


6. Troubleshooting
If you encounter issues with your pressure washer, refer to the following common problems and solutions.
| Problem | Possible Cause | Solution |
|---|---|---|
| Machine has a tripping problem (stops unexpectedly). | Overheating protection function activated. | Rest the machine for a period of time before resuming use. |
| Machine has a tripping problem (stops unexpectedly). | Water inlet hose not fully fed, air or impurities entering. | Check if water inlet hose is fully fed and make sure no air or other impurities enter. |
| Machine has a tripping problem (stops unexpectedly). | Water inlet pipe or black adapter at bottom not completely fastened. | Check whether water inlet pipe and black adapter at the bottom of machine are completely fastened to ensure no air enters. |
| Machine has a tripping problem (stops unexpectedly). | Black adapter comes with water inlet hole not fully connected to machine. | Check if black adapter comes with water inlet hole is fully connected to machine. |
| No water pressure or low pressure. | Clogged nozzle. | Clean the nozzle with the provided cleaning needle. |
| No water pressure or low pressure. | Kinked or blocked water hose. | Straighten the hose and remove any blockages. |
| Motor runs continuously when trigger is not pressed. | Air in the pump or water supply issue. | Bleed air from the system by running water through the gun without power until a steady stream is achieved. Check water supply. |
7. Specifications
| Feature | Detail |
|---|---|
| Brand | LANCHEZ |
| Model Number | LZ-KLC-T3-GN-NEW002 |
| Power Source | AC |
| Maximum Pressure | 4800 PSI |
| Maximum Flow Rate | 3.2 Gallons Per Minute |
| Item Weight | 19.8 Pounds |
| Hose Length | 23 Feet |
| Product Dimensions | 12.2"L x 16.9"W x 16.5"H |
| Detergent Tank Volume | 500 Milliliters |
| UPC | 747707999168 |
8. Warranty and Support
LANCHEZ provides a 3-year full warranty for this pressure washer. For any support needs, please refer to your purchase documentation or contact LANCHEZ customer service.