Introduction
This manual provides detailed instructions for the assembly, care, and maintenance of your JEKCA Jack Russell Terrier 01S-M03 plastic building block model. Please read all instructions carefully before beginning assembly to ensure a smooth and enjoyable building experience.
Safety Information
This product contains small parts and is recommended for individuals aged 14 years and above. Keep small parts away from young children to prevent choking hazards.
What's in the Box
Verify that all components are present before starting assembly. Your JEKCA Jack Russell Terrier 01S-M03 package should contain the following items:
- Instruction Manual
- Bricks (over 840 pieces)
- Pins
- Pin Driver
- Quick Guide
Assembly Instructions
The JEKCA building system utilizes a unique screw-and-pin mechanism to create sturdy and durable models. Follow the included detailed building manual for step-by-step guidance. Patience is key during assembly, especially with the screw system.

Figure 1: Illustration of the JEKCA screw assembly method. Insert the screw, then rotate 90 degrees using the provided pin driver to lock the blocks securely.
Each brick is secured using a pin and screw system. This method ensures the completed model is robust and resistant to accidental disassembly. Pay close attention to each step in the building manual, as skipping sections can lead to misplacement of parts.

Figure 2: Detailed three-step process for connecting JEKCA blocks using pins and the pin driver.

Figure 3: Example of pin insertion during the assembly process on a JEKCA model.
Operating Instructions
Once assembled, your JEKCA Jack Russell Terrier model is a static display piece. Due to its sturdy construction, it is designed to maintain its form and can be handled with care. Place it on a stable surface for display.

Figure 4: The completed JEKCA Jack Russell Terrier model, ready for display.
Maintenance
To keep your JEKCA model clean, gently wipe it with a dry, soft cloth. Avoid using harsh chemicals or abrasive materials, as these may damage the plastic bricks or printed details. Do not submerge the model in water.
Troubleshooting
- Missing or Misplaced Parts: If you find that parts are missing or you are unable to complete a section, carefully re-examine the building manual. It is common to overlook a step or misplace a small piece.
- Loose Connections: Ensure that all pins are fully inserted and rotated 90 degrees with the pin driver. Proper rotation is crucial for the stability of the model.
- Difficulty with Pin Driver: The screw system requires precise application. If you encounter difficulty, ensure the pin driver is correctly aligned with the pin's slot before turning.
Specifications
| Product Dimensions | 11.57 x 3.94 x 8.7 inches (29.4 x 10.0 x 22.1 cm) |
| Item Weight | 1.5 pounds (0.68 kg) |
| Item Model Number | ST19PT37-M03 |
| Recommended Age | 14 years and up |
| Number of Pieces | Over 840 |
| Manufacturer | JEKCA Limited |
Warranty and Support
For any questions regarding your JEKCA Jack Russell Terrier 01S-M03 model, including missing parts or assembly assistance, please contact JEKCA customer support. Specific warranty details may vary; refer to the packaging or the official JEKCA website for the most current information.
You can visit the official JEKCA store for more information: JEKCA Store





