Twotrees 20W Laser Module Instruction Manual

1. Safety Warnings

Read all safety information before use to prevent injury or damage.

• Fire and Burn Hazard: High temperatures generated during processing may ignite the workpiece, smoke, or surrounding materials. The processing area must be kept clear of flammable substances and equipped with fire extinguishing equipment. After processing, the workpiece and machine components (e.g., spindle, laser head) may remain hot for an extended period; verify full cooling before handling.
• Mechanical Injury Hazard: High-speed rotating spindles, moving gantries, belts, and lead screws pose serious risks of crushing, cutting, or entanglement injuries. Before performing any installation, commissioning, cleaning, or maintenance operation, disconnect the machine from the main power supply.
• Electrical Hazard: High-voltage circuits are present internally. Unauthorized personnel must not open the electrical control cabinet. All electrical connections must comply with local regulations and be performed by qualified electricians.
• Hazardous Substances and Fumes: Processing certain materials (e.g., plastics, composites, coated metals) may generate toxic, carcinogenic, or irritating fumes and dust. Use only in environments equipped with an effective Local Exhaust Ventilation (LEV) system.

Always wear appropriate personal protective equipment, including laser safety goggles, when operating the laser module.

Image: Twotrees 20W Laser Module showing warning labels and connection ports.

2. Setup and Installation

2.1 Product Identification and Compatibility

This 20W Laser Module is designed for use with all TWOTREES-branded machines, specifically compatible with TTS/TTS PRO laser engravers.

2.2 Installation Method

This accessory must be replaced exclusively by personnel trained by the equipment manufacturer or otherwise qualified professionals, strictly following the original manufacturer's "User Manual / Maintenance Manual". Incorrect installation may result in equipment damage, performance degradation, or safety hazards.

1. Preparation: Confirm compatibility of the accessory model. Ensure the workspace is clean and well-ventilated.
2. Power Disconnection: Shut down the host machine and unplug it from the main power source. Wait until all components—especially the laser source and spindle motor—are fully cooled.
3. Removal of Old Component: Refer to the original manufacturer's manual; record wiring connections and mechanical positioning, then carefully remove the component to be replaced.
4. Installation of New Component: Install the new accessory in reverse order. Ensure all mechanical connections are securely tightened and all electrical connections are correct, properly polarized, and firmly secured.

Image: Package contents including the laser module, power adapter, cables, mounting hardware, and spacers.

3. Operating Procedures

3.1 Summary of Correct Operating Procedures

1. Calibration: After installation, recalibrate the relevant systems (e.g., laser power, tool length, engraving area) as specified in the original manufacturer's manual.
2. Testing: Conduct a low-power/low-speed no-load test under safe conditions to verify smooth operation, absence of abnormal noise, and absence of alarms before resuming normal use.

3.2 Engraving and Cutting Examples

The 20W Laser Module is capable of high-precision engraving and cutting on various materials. The video below demonstrates its capabilities.

Video: Demonstration of the Twotrees 20W Laser Module's engraving and cutting capabilities on materials like wood and acrylic, showcasing precision and speed.

Image: Examples of high-precision engraving on various materials, demonstrating the 0.08x0.08mm laser spot.

4. Maintenance

Regular maintenance ensures optimal performance and longevity of your laser module.

• Cleaning: Keep the laser lens and surrounding areas clean from dust and debris. Use appropriate cleaning tools and solutions as recommended by the manufacturer.
• Inspection: Periodically inspect all connections (electrical and mechanical) for tightness and wear.
• Cooling System: Ensure the cooling system (if applicable) is free from obstructions and functioning correctly to prevent overheating.

5. Troubleshooting

If you encounter issues with your laser module, consider the following general troubleshooting steps:

• No Laser Output: Check power connections, ensure the module is properly seated, and verify software settings for laser power.
• Poor Engraving/Cutting Quality: Ensure the material is properly focused (focal length 45mm), check for debris on the laser lens, and adjust speed/power settings.
• Module Overheating: Ensure proper ventilation and that the cooling fan is operational. Avoid continuous operation beyond recommended duty cycles.
• Unusual Noise: Disconnect power immediately and inspect for loose components or obstructions.

If problems persist, consult the full user manual (PDF) or contact customer support.

6. Specifications

Image: Diagram showing the dimensions of the laser module: 106mm height, 50mm width, and 50mm depth.

Image: Internal diagram illustrating industrial-grade hermetic sealing and COS chip upgrade for enhanced reliability, better beam quality, and improved heat dissipation.

7. User Tips

• For optimal cutting results, ensure your material is perfectly flat and securely fastened to prevent movement during operation.
• Experiment with different speed and power settings on scrap material before starting your final project to achieve the desired engraving or cutting depth.
• Regularly clean the laser lens with a soft, lint-free cloth and appropriate cleaning solution to maintain beam quality and prevent power loss.
• Always use an air assist system when cutting to help clear debris and smoke, which can improve cut quality and protect the laser lens.

8. Warranty and Support

8.1 Manufacturer Information

• Brand: TWOTREES
• Manufacturer Name: Shenzhen Two Trees Technology Co., Ltd.
• Address: 402, Building 11, No. 9, Qilin Road, Nankeng Community, Sakata Street, Longgang District, Shenzhen City, Guangdong Province
• EU Responsible Person Information:
  • Name: AMZ ECREP SL
  • Address: Calle Gran Via 49, 7 Deb. Spain

8.2 Disclaimer

By using this product, the user acknowledges and agrees to the following terms:

The manufacturer and seller shall not be liable for any direct or indirect damages resulting from:

1. Failure to operate, maintain, or store the device in accordance with this manual and all accompanying safety guidelines.
2. Unauthorized modification of the device, or use of non-OEM or incompatible accessories or software.
3. Use of the device outside its intended purpose, or processing of prohibited or unknown materials.
4. Installation, commissioning, or repair performed by personnel not authorized or trained by the manufacturer.
5. Damage caused by force majeure or unforeseen events such as fire, flood, lightning strike, or abnormal voltage.
6. Normal wear and tear (e.g., natural power decay of the laser module over time).

For further assistance or support, please contact the manufacturer directly using the provided information.