Introduction
Thank you for choosing the ALTLER Outdoor Jump Trampoline. This manual provides essential information for the safe assembly, operation, and maintenance of your trampoline. Please read these instructions carefully before use and retain them for future reference.
The ALTLER trampoline is designed for outdoor recreational use, offering a safe and enjoyable jumping experience for both children and adults. It features a robust construction with high-quality materials to ensure durability and long-lasting performance.
- Superior Quality: Crafted with high standards for durability, safety, and performance.
- Bouncy Fun: Sturdy construction and premium materials provide an exhilarating bouncing experience.
- Easy Assembly: Designed for straightforward setup with clear instructions.
- Safe Design: Features a reinforced safety net enclosure and padded poles for maximum protection.
- Weather-resistant: Built to withstand various weather conditions for year-round outdoor fun.
Safety Information
Your safety is paramount. Always follow these guidelines to prevent injuries:
- Adult supervision is required at all times.
- 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 safety net enclosure is properly secured before each use. The reinforced safety net and padded poles are designed to prevent falls off the trampoline.
- Keep the area around the trampoline clear of obstacles.
- Do not use the trampoline when wet or in windy conditions.
- Regularly inspect the trampoline for any damaged or worn parts.

Image: The safety curve design of the enclosure net and poles, illustrating how it creates a safe space to prevent injuries.
What's in the Box
Upon receiving your ALTLER Trampoline, please verify that all components are present and undamaged. The package typically includes:
- Trampoline Frame (Iron)
- Jumping Mat (High-Density PP Mesh)
- Safety Enclosure Net (PE Protective Net)
- Padded Poles
- Springs (165mm Extension Springs)
- Spring Cover Pad (Polyvinyl Chloride - PVC)
- Ladder
- Assembly Hardware
- Instruction Manual

Image: An illustration showing the complete 14FT trampoline with key dimensions and indicating that the product ships in one box.
Setup and Assembly
Assembly of your ALTLER trampoline is designed to be straightforward. Follow the included detailed instructions step-by-step. It is recommended to have at least two adults for assembly.
- Unpack all components and lay them out on a clean, flat surface.
- Assemble the galvanized and powder-coated iron frame, ensuring all W-shape legs are securely attached.
- Attach the jumping mat to the frame using the provided 96 springs. Use the spring tool if included to ease the process.
- Install the PVC spring cover pad over the springs and frame.
- Erect the padded poles and attach the safety enclosure net, ensuring the zipper and buckles are functional for secure entry and exit.
- Attach the ladder to the trampoline frame for easy access.

Image: A view of the trampoline's base structure, highlighting the W-shape legs, galvanized and powder-coated frame, and the PVC safeguard pad.
Operating Instructions
To ensure a safe and enjoyable experience, adhere to the following operational guidelines:
- Always enter and exit the trampoline using the ladder.
- Ensure the enclosure net zipper is fully closed and buckles are fastened before jumping.
- The 14FT trampoline has a maximum weight recommendation of 450 pounds. Do not exceed this limit.
- Jump in the center of the mat for optimal bounce and stability.
- Avoid wearing shoes on the jumping mat to prevent damage and ensure better grip.

Image: Two children jumping on the trampoline, with text indicating weight limits: 12FT: 400lbs and 14FT: 450lbs. Also shows heavy-duty resilience springs and a high-density PP mesh jumping mat.
Maintenance
Regular maintenance will extend the life of your ALTLER trampoline:
- Cleaning: Clean the jumping mat and safety net with mild soap and water. Avoid harsh chemicals.
- Inspection: Periodically check all bolts, nuts, and connections to ensure they are tight. Inspect the springs, mat, and net for any signs of wear, tears, or damage.
- Weather Protection: The trampoline is weather-resistant, featuring anti-UV, rust-resistant, and waterproof components. However, in extreme weather conditions (heavy snow, strong winds), consider disassembling or securing the trampoline to prevent damage.
- Spring Care: The 165mm extension springs are designed for durability and elasticity. Ensure they are free from rust and properly attached.

Image: Close-up views of the trampoline's durable materials, including the 165mm extension springs and the high-quality mat fabric, emphasizing better elasticity.
Troubleshooting
If you encounter any issues with your ALTLER trampoline, please consider the following general advice:
- Loose Parts: If the trampoline feels unstable, re-check all connections and tighten any loose bolts or nuts.
- Reduced Bounce: Ensure all springs are correctly attached and not stretched or damaged. The jumping mat should be taut.
- Net Issues: If the safety net is sagging or has gaps, verify that it is properly attached to the poles and the zipper is functioning correctly.
For persistent issues or specific concerns, please contact ALTLER customer support.
Specifications
| Feature | Detail |
|---|---|
| Brand | ALTLER |
| Model Number | AL-KLTPL |
| Frame Size | 14 Feet |
| Shape | Round |
| Product Dimensions (L x W x H) | 168"L x 168"W x 100.4"H |
| Frame Material | Iron (Galvanized & Powder-Coated) |
| Jumping Mat Material | High-Density PP Mesh |
| Safety Net Material | PE Protective Net |
| Spring Cover Pad Material | Polyvinyl Chloride (PVC) |
| Number of Springs | 96 |
| Item Weight | 128 Pounds |
| Maximum Weight Recommendation | 450 Pounds |
| Color | Black |
Warranty and Support
For warranty information, please refer to the specific terms and conditions provided with your purchase documentation. ALTLER stands behind the quality of its products.
If you require assistance with assembly, parts, or have any questions regarding your trampoline, please contact ALTLER customer support through the retailer where you purchased the product or visit the official ALTLER website for contact details.