Introduction
This manual provides detailed instructions for assembling and operating your 4D Build Marvel Hulkbuster 3D Model Kit. This kit allows you to construct a detailed replica of the Hulkbuster, complete with LED lights and a display stand. The model measures approximately 16.5 inches x 12.4 inches x 15.6 inches (42 cm x 31.4 cm x 39.5 cm) when fully assembled.

Image: The fully assembled 4D Build Hulkbuster model, showcasing its detailed design and glowing LED lights.
What's Included
The 4D Build Marvel Hulkbuster 3D Model Kit includes the following components:
- 18 x 3D Puzzle Sheets (containing 348 punch-out pieces)
- 5 x LED Lights
- 1 x 5V USB Type A Cable (for LED power)
- 1 x Punch Tool
- Instruction Manual (this document)

Image: A visual representation of the kit's contents, including the puzzle sheets, LED lights, and the punch tool.
Setup Instructions (Assembly)
Assembly of the 4D Build Hulkbuster model is designed to be a satisfying craft challenge. Follow the step-by-step instructions provided in the included manual. No glue or additional tools are typically required for basic assembly, as pieces are designed to interlock.
- Unpack Components: Carefully remove all 18 puzzle sheets, LED lights, USB cable, and the punch tool from the packaging.
- Punch Out Pieces: Use the provided punch tool to carefully detach each of the 348 pieces from their respective sheets. Ensure clean edges for optimal fit.
- Prepare Tab Holes: For easier assembly, use the punch tool to slightly open up the perforated tab holes on pieces. This can facilitate smoother connections.
- Follow Numbered Steps: Refer to the detailed, illustrated instructions included in your kit. Assemble the model by connecting pieces according to the numbered sequence.
- Ensure Secure Connections: Take your time to ensure each piece is fully pushed down and securely connected to its neighboring piece. Proper fit is crucial for the model's stability and appearance.
- Integrate LED Lights: During assembly, pay close attention to the instructions for integrating the 5 LED lights and their wiring. Guide the wires carefully to avoid damage or shortage. It is recommended to secure the LED bulbs in their designated spots as you build.
- Attach to Stand: Once the main model is complete, attach it to the sturdy display stand as indicated in the instructions. Ensure the connection points align correctly.
Tip: If any pieces are particularly difficult to connect, double-check their orientation and ensure the tab holes are fully clear. In rare cases, a small amount of craft glue may be used for added stability on non-critical connections, but this is generally not necessary.
Operating Instructions (LED Lights)
The 4D Build Hulkbuster model features 5 integrated LED lights that illuminate specific parts of the model, such as the hands and chest reactor.
- Connect USB Power: Locate the 5V USB Type A cable. Connect the smaller end of the cable to the designated port on the model (usually located on the display stand or base).
- Power Source: Plug the larger USB Type A end into a compatible 5V USB power source (e.g., a USB wall adapter, computer USB port, or power bank).
- Activate Lights: The LED lights should illuminate automatically once power is supplied. There is no separate on/off switch; the lights are controlled by the USB power connection.
- Disconnect: To turn off the lights, simply disconnect the USB cable from the power source.

Image: A detailed view of the Hulkbuster model, emphasizing the placement and glow of the LED lights in its iconic silhouette.
Maintenance
To ensure the longevity and appearance of your 4D Build Hulkbuster model, follow these simple maintenance guidelines:
- Cleaning: Gently dust the model regularly with a soft, dry cloth or a soft-bristled brush. Avoid using liquid cleaners, solvents, or abrasive materials, as these can damage the finish or material.
- Placement: Display the model in a stable location away from direct sunlight, extreme temperatures, and high humidity to prevent warping or fading.
- Handling: Handle the model with care, especially when moving it, to avoid dislodging pieces or damaging the LED wiring.
Troubleshooting
If you encounter any issues with your 4D Build Hulkbuster model, refer to the following troubleshooting tips:
- LED Lights Not Illuminating:
- Ensure the USB cable is securely connected to both the model and a functional 5V USB power source.
- Check for any visible damage to the USB cable or the connection port on the model.
- Verify that the LED wires are properly connected internally and not pinched or disconnected during assembly.
- Pieces Not Fitting Together:
- Double-check the piece numbers and orientation against the instruction manual.
- Use the punch tool to ensure all tab holes are fully clear of debris and slightly widened if necessary.
- Apply gentle, even pressure when connecting pieces. Avoid forcing them, which could cause damage.
- Model Instability:
- Review the assembly steps to ensure all tabs are fully engaged and pieces are securely interlocked.
- Ensure the model is placed on a flat, stable surface.
Specifications
| Brand | 4D Build |
| Model Name | Hulkbuster 3D Puzzle |
| Model Number | 6070737 |
| Number of Pieces | 348 |
| Assembled Dimensions (L x W x H) | 16.5 in x 12.4 in x 15.6 in (42 cm x 31.4 cm x 39.5 cm) |
| Material Type | Plastic |
| Age Range | 12 Years and Up |
| Additional Features | 5 LED Lights, Display Stand |
| Power Source for LEDs | 5V USB Type A |
| UPC | 681147027268 |
Warranty Information
This product is sold without a manufacturer's warranty. Please refer to the retailer's return policy for any issues regarding product defects or dissatisfaction upon purchase.
Support
For further assistance, missing parts, or specific assembly questions not covered in this manual, please contact the manufacturer, Spin Master, or the retailer where the product was purchased. Keep your proof of purchase handy when contacting support.