1. Safety Information
The JELENS Trampoline is designed for recreational use. Adherence to all safety guidelines is crucial to prevent injury. This trampoline meets ASTM F381-16 safety standard specifications.
General Safety Rules:
- Always supervise children when using the trampoline.
- Only one person should jump at a time to avoid collisions.
- Do not attempt somersaults or other dangerous maneuvers without proper training and supervision.
- Ensure the enclosure net is always securely closed before use.
- Remove shoes, jewelry, and any sharp objects before jumping.
- Do not use the trampoline when wet or in windy conditions.
- Regularly inspect the trampoline for damaged or worn parts.

Image: Two children playing safely inside the trampoline's enclosure net, highlighting the safety space.

Image: JELENS trampoline emphasizing its ASTM approval and other safety certifications.
2. Setup and Assembly
The JELENS Trampoline is designed for straightforward assembly. All necessary accessories and a detailed manual are included in the package. It is recommended to have at least two adults for assembly.
Assembly Steps Overview:
- Unpack Components: Carefully unpack all boxes and verify that all parts listed in the manual are present.
- Assemble Frame: Connect the frame sections to form the circular base.
- Attach Legs: Securely attach the U-shaped legs to the frame.
- Install Jumping Mat: Attach the springs to the jumping mat and the frame using the provided spring tool.
- Install Safety Pad: Place the safety pad over the springs and frame.
- Assemble Enclosure Poles: Connect the enclosure poles and attach them to the trampoline frame.
- Install Enclosure Net: Secure the enclosure net to the poles and the jumping mat.
- Attach Ladder (if included): Secure the ladder to the trampoline frame for easy access.
Refer to the included printed manual for detailed, step-by-step instructions and diagrams for each assembly stage.

Image: Visual guide illustrating the convenient installation system of the trampoline.
3. Operating Instructions
To ensure a safe and enjoyable experience, follow these operating guidelines:
- Entry and Exit: Always use the provided ladder to enter and exit the trampoline. Do not jump off the trampoline onto the ground.
- Jumping Area: Jump in the center of the mat. Avoid jumping near the edges or against the enclosure net.
- Supervision: Adult supervision is required at all times, especially for younger children.
- Weight Limit: Do not exceed the maximum weight recommendation of 265 pounds for the 8FT model.
- Weather Conditions: Avoid using the trampoline during strong winds, rain, or lightning.
4. Maintenance
Regular maintenance will extend the life of your JELENS Trampoline and ensure continued safety.
Maintenance Checklist:
- Frame Inspection: Periodically check the galvanized metal steel pipe frame for any signs of rust, dents, or damage. The frame is treated for waterproof and anti-rust capabilities.
- Springs: Inspect all springs for stretching, damage, or detachment. Replace any compromised springs immediately. JELENS springs are made of high-quality metal for good resilience.
- Jumping Mat: Examine the jumping mat for tears, holes, or excessive wear. The upgraded mat uses high-strength sewing technology for durability.
- Safety Pad: Ensure the safety pad covering the springs and frame is intact and securely fastened.
- Enclosure Net and Poles: Check the enclosure net for tears and ensure all poles are upright and securely attached. The upright pillar design provides strong support.
- Cleaning: Clean the jumping mat and frame with mild soap and water. Avoid harsh chemicals.
- Winter Storage: In areas with harsh winters, consider disassembling and storing the trampoline indoors to protect it from extreme weather.

Image: Close-up of the trampoline's thickened double-layer galvanized metal steel pipe frame, emphasizing its waterproof and rustproof coating.

Image: Illustration comparing the quality of JELENS springs, highlighting their superior thickness and durability.
5. Troubleshooting
This section addresses common issues you might encounter with your trampoline.
Common Issues and Solutions:
- Reduced Bounce:
- Check if any springs are detached or damaged. Reattach or replace as necessary.
- Ensure the jumping mat is clean and free of debris.
- Squeaking Noises:
- Inspect frame joints for looseness. Tighten bolts if needed.
- Apply a silicone-based lubricant to spring hooks if squeaking persists.
- Enclosure Net Sagging:
- Verify that all enclosure poles are securely attached and upright.
- Check the net's attachment points to the mat and poles for looseness.
- Difficulty During Assembly:
- Refer to the detailed assembly manual. Ensure all parts are correctly oriented.
- Using the provided spring tool correctly is essential for attaching springs.
If you encounter issues not covered here, please contact JELENS customer service.
6. Specifications
Detailed specifications for the JELENS Trampoline Model 0810 (8FT Black).
| Feature | Detail |
|---|---|
| Brand | JELENS |
| Model Name | 0810 |
| Color | Black |
| Material | Alloy Steel |
| Frame Material | Alloy Steel |
| Frame Size | 8FT (also available in 10FT, 12FT, 14FT, 15FT) |
| Shape | Round |
| Product Dimensions (8FT) | 96"L x 96"W x 60"H (approximate, based on image) |
| Maximum Weight Recommendation | 265 pounds (for 8FT model) |
| Pad Type | Safety Pad |
| Included Components | Trampoline (includes frame, jumping mat, springs, safety pad, enclosure net, poles, ladder, assembly tools) |

Image: Diagram illustrating the dimensions and maximum weight recommendations for different trampoline sizes.
7. Warranty and Support
JELENS provides a 1-year warranty for this trampoline, covering manufacturing defects. Additionally, we offer 12 months of free parts replacement service.
Customer Service:
If you encounter any problems during installation or use, or require parts replacement, please contact our dedicated after-sales service team. We are committed to resolving your issues promptly.
For support, please visit the JELENS Store on Amazon or refer to the contact information provided in your product packaging.