1. Introduction
Thank you for choosing the Steinel HL 2020 E Heat Gun Kit. This professional heat tool is designed for a wide range of applications, offering precise temperature control and robust performance. This manual provides essential information for safe operation, setup, maintenance, and troubleshooting to ensure optimal use of your device.
2. Safety Instructions
WARNING: Read all safety warnings and instructions before using this product. Failure to follow the warnings and instructions may result in electric shock, fire, and/or serious injury.
- Always wear appropriate personal protective equipment, such as safety glasses and gloves.
- Do not direct the hot air stream at people or animals.
- Ensure adequate ventilation when working, especially with materials that may release toxic fumes.
- Do not use the heat gun near flammable materials or gases.
- Allow the tool to cool down completely before storing. The residual heat indicator will show when the nozzle is still hot.
- Never block the air intake or output nozzles.
- Keep children and unauthorized persons away from the work area.
- Always disconnect the power supply before performing any maintenance or changing accessories.
3. Package Contents
The Steinel HL 2020 E Heat Gun Kit includes the following items:
- Steinel HL 2020 E Heat Gun
- 75 mm Spreader Nozzle
- 14 mm Reflector Nozzle
- 39 mm Reflector Nozzle
- 9 mm Reduction Nozzle
- Welding Nozzle
- Plastic Welding Rod Assortment
- Shrink Tubes
- Plastic Welding Booklet
- Practical Silver Case for transport and storage

Figure 3.1: Steinel HL 2020 E Heat Gun Kit components.
4. Product Features
The HL 2020 E Heat Gun is equipped with advanced features for precision and safety:
- Powerful Performance: 1,600 Watts, 13.3 amp motor for rapid heating.
- Electronic Temperature Control: Adjustable from 120°F to 1,150°F in 10°F steps via joystick.
- LCD Display: Provides real-time temperature readings for precise control.
- Adjustable Airflow: Three settings (4 cfm, 4-8 cfm, 6-13 cfm) for versatile use.
- Safety Indicators: Residual heat indicator warns when the nozzle is hot, and thermal cut-out prevents overheating.
- Ergonomic Design: Light and balanced for fatigue-free operation.
- Integrated Support Stand: Allows for stable, hands-free use.
- Durable Construction: Double insulation and a replaceable 6ft industrial rubber power cord.
- Universal Nozzle Compatibility: Fits all 1.34 inch diameter industry standard nozzles.

Figure 4.1: Key features of the HL 2020 E Heat Gun.
5. Setup
- Unpacking: Carefully remove all components from the case. Inspect the heat gun and accessories for any damage.
- Nozzle Attachment: Select the appropriate nozzle for your application. Align the nozzle with the heat gun's outlet and push it firmly into place. Ensure it is securely seated before operation.
- Power Connection: Plug the heat gun into a standard electrical outlet. Ensure the voltage matches the specifications of the tool.
6. Operating Instructions
- Powering On: Press the main power switch to turn on the heat gun. The LCD display will illuminate, showing the current temperature.
- Temperature Adjustment: Use the joystick control to increase or decrease the temperature. Each click adjusts the temperature by 10°F. Monitor the LCD display for the desired setting.
- Airflow Adjustment: The heat gun features a three-stage airflow control. Select the appropriate airflow setting based on your task requirements.
- Hands-Free Operation: For tasks requiring both hands, utilize the integrated support stand. Place the heat gun on a stable, heat-resistant surface with the nozzle directed away from flammable objects.
- Powering Off: After use, switch off the heat gun. The residual heat indicator will remain lit until the nozzle has cooled to a safe temperature. Do not touch the nozzle until the indicator light is off.
7. Applications
The Steinel HL 2020 E Heat Gun is a versatile tool suitable for numerous tasks:
- Heat Shrinking: Ideal for shrinking tubes and sleeves onto cables and electrical connections.
- Welding: Suitable for welding floorings and various plastics using the included welding nozzle and rods.
- Soldering: Can be used for desoldering and other soldering applications.
- Adhesive Activation: Activates heat-sensitive adhesives for bonding.
- Paint Stripping: Effectively strips paint from various surfaces.
- Drying: Useful for evenly drying filler, paint, or other materials.
- Shrink-Wrapping: For packaging and protective shrink-wrap applications.

Figure 7.1: Versatile applications of the HL 2020 E Heat Gun.

Figure 7.2: Heat shrinking application.

Figure 7.3: Material stripping application.
8. Maintenance
Regular maintenance ensures the longevity and optimal performance of your heat gun:
- Cleaning: Ensure the heat gun is unplugged and completely cool before cleaning. Wipe the exterior with a damp cloth. Do not use abrasive cleaners or solvents.
- Air Vents: Keep the air intake and output vents clear of dust and debris to prevent overheating. Use a soft brush or compressed air if necessary.
- Cord Inspection: Regularly inspect the power cord for any signs of damage, cuts, or fraying. Replace damaged cords immediately.
- Storage: Store the heat gun and its accessories in the provided case in a dry, secure location, away from direct sunlight and extreme temperatures.
9. Troubleshooting
If you encounter issues with your Steinel HL 2020 E Heat Gun, refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Heat gun does not turn on. | No power supply; faulty power cord; internal fault. | Check power outlet and cord. Ensure switch is ON. If problem persists, contact customer support. |
| No heat or insufficient heat. | Temperature setting too low; blocked air vents; heating element failure. | Increase temperature setting. Clear air vents. If no change, contact customer support. |
| Airflow is weak or inconsistent. | Blocked air vents; fan malfunction. | Clear air vents. Ensure airflow setting is correct. Contact customer support if issue continues. |
| LCD display not working. | Electrical fault; display damage. | Ensure power is connected. If display remains off, contact customer support. |
For problems not listed here or if solutions do not resolve the issue, please contact Steinel customer support.
10. Specifications
| Feature | Detail |
|---|---|
| Model | HL 2020 E |
| Manufacturer | Steinel |
| Part Number | 1151541 |
| Power | 1600 Watts |
| Temperature Range | 120°F to 1,150°F (adjustable in 10°F steps) |
| Airflow Control | 3 settings (4 cfm, 4-8 cfm, 6-13 cfm) |
| Display Style | LCD |
| Item Weight | 2.19 pounds |
| Product Dimensions | 12.6 x 4.2 x 12.3 inches |
| Power Source | Corded-electric |
| Material | Copper (internal components/nozzle) |
| Color | Grey/Black |
11. Warranty and Support
For warranty information, please refer to the documentation included with your product or visit the official Steinel website. For technical support, replacement parts, or service inquiries, please contact Steinel customer service directly. Keep your purchase receipt as proof of purchase for warranty claims.





