1. Introduction
Welcome to the world of MyBuild Sci-Fi! This instruction manual provides detailed guidance for assembling and maintaining your Keiji 5027 articulated robot model. Please read through all sections carefully before beginning assembly to ensure a smooth and enjoyable building experience.
2. Safety Information
- Age Recommendation: This product is recommended for ages 14 and up.
- Small Parts Warning: This set contains small parts which may pose a choking hazard for children under 3 years of age. Keep all components out of reach of small children.
- Assembly Environment: Assemble on a clean, flat surface to prevent loss of small pieces.
- Handling: Handle parts carefully to avoid breakage. Do not force pieces together.
3. Package Contents
Before starting assembly, verify that all components are present. The package should contain the following:
- Building blocks for the Keiji 5027 robot model.
- Greatsword accessory.
- Instruction Manual (this document).

Image: The Keiji 5027 model, its packaging, and included greatsword accessory.
4. Assembly Instructions
Follow the step-by-step visual guide provided in the physical instruction manual included with your product. The assembly process involves building the internal frame first, then attaching the blue armor plating and accessories.

Image: Detailed view of the internal frame structure, highlighting key connection points for armor.
Assembly Video Guide
Video: A visual guide demonstrating the assembly process of the MyBuild Sci-Fi Keiji 5027 model, from frame construction to final armor application.
Video: This video showcases the Exo Frame 5025 and how the Keiji 5027 armor integrates with it, providing insight into the modular design.
5. Operating Your Model
The Keiji 5027 model features articulated joints, allowing for a wide range of poses. Carefully manipulate the joints to achieve desired stances. Avoid excessive force to prevent damage.
- Posing: The model's durable joints support stable and expressive poses. Experiment with different arm, leg, and torso positions.
- Weapon Integration: The greatsword can be held in either hand. Ensure it is securely placed in the model's grip.
- Customization: The MyBuild system allows for modification of weapons, armor, and boosters. Explore compatibility with other MyBuild sets to enhance your model.

Image: The Keiji 5027 model posed dynamically with its greatsword, demonstrating articulation.

Image: The Keiji 5027 model displayed next to the Rita 5028 model, showcasing potential for collection and interaction.
6. Maintenance
Proper care will ensure the longevity of your MyBuild Keiji 5027 model.
- Cleaning: Use a soft, dry cloth to gently wipe away dust. For stubborn dirt, a slightly damp cloth can be used, followed by immediate drying. Avoid harsh chemicals or abrasive materials.
- Storage: Store the model in a cool, dry place away from direct sunlight to prevent discoloration or material degradation.
- Joint Care: If joints become stiff, gently rotate them to loosen. If they become too loose, they may need to be re-seated or replaced if damaged.
7. Troubleshooting
If you encounter any issues during assembly or operation, refer to the following common solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Missing pieces | Packaging error or pieces misplaced during unboxing. | Carefully check all packaging materials. If pieces are genuinely missing, contact MyBuild customer support. |
| Parts do not fit together | Incorrect orientation or attempting to force incompatible pieces. | Refer to the instruction manual's diagrams. Ensure parts are correctly oriented and compatible before applying gentle pressure. |
| Model is unstable or falls apart easily | Loose connections or incorrect assembly steps. | Review the assembly steps, paying close attention to how pieces connect. Ensure all connections are firm. |
8. Specifications
| Feature | Detail |
|---|---|
| Brand | MyBuild |
| Model Name | Keiji |
| Model Number | 5027 |
| Toy Figure Type | Action Figure |
| Material Type | Plastic |
| Number of Pieces | 272 |
| Item Weight | 172 Grams |
| Recommended Age | 14+ years |
| Assembly Required | Yes |
| Theme | Science Fiction |
| Additional Features | Compatible with other MyBuild sets |
9. Warranty and Support
MyBuild products are designed for quality and durability. For specific warranty information or to report missing/defective parts, please refer to the contact information provided on the product packaging or visit the official MyBuild website. Keep your proof of purchase for warranty claims.
For further assistance, you may contact MyBuild customer support through their official channels.