E-flite EFL13854
E-flite LED Regulator Night Timber X (EFL13854) Instruction Manual
Model: EFL13854
1. Safety Information
WARNING: Read the ENTIRE instruction manual to become familiar with the features of the product before operating. Failure to operate the product correctly can result in damage to the product, personal property and cause serious injury. This is a sophisticated hobby product. It must be operated with caution and common sense and requires some basic mechanical ability. Failure to operate this Product in a safe and responsible manner could result in injury or damage to the product or other property. This product is not intended for use by children without direct adult supervision. Do not use with incompatible components or alter this product in any way outside of the instructions provided by Horizon Hobby, LLC. The product manual contains instructions for safety, operation and maintenance. It is essential to read and follow all the instructions and warnings in the manual, prior to assembly, setup or use, in order to operate correctly and avoid damage or serious injury.
2. Product Overview
The E-flite LED Regulator (EFL13854) is a replacement part designed specifically for the Night Timber X remote-controlled aircraft. This component is essential for managing the power supply to the aircraft's LED lighting system, ensuring proper function and illumination during flight, particularly in low-light conditions. It regulates the voltage to the LEDs, protecting them from overcurrent and ensuring consistent brightness.
3. What's in the Box
- LED regulator: Night Timber X
4. Setup and Installation
This section outlines the general steps for installing the E-flite LED Regulator. Always refer to your specific aircraft's manual for detailed wiring diagrams and instructions.
- Preparation: Ensure your aircraft's power source is disconnected before beginning installation.
- Locate Connection Points: Identify the existing LED lighting system's power input and the appropriate output port on your aircraft's receiver or power distribution board.
- Connect Regulator: Connect the input side of the LED regulator to the designated power output from your aircraft's system. The regulator typically has a standard servo connector for this purpose.
- Connect LEDs: Connect the output side of the LED regulator to the LED lighting system's input. Ensure correct polarity if applicable.
- Secure Regulator: Mount the regulator securely within the aircraft's fuselage using double-sided tape or a similar method, ensuring it does not interfere with moving parts or other electronics.
- Test: Reconnect the aircraft's power source and test the LED lights to confirm proper operation.

Image 1: The E-flite LED Regulator (EFL13854) showing its input and output connectors. This component manages power to the aircraft's LED lighting system.
5. Operating Instructions
Once installed, the LED regulator operates automatically to provide a stable voltage to your aircraft's LED lights. The regulator ensures that the LEDs receive the correct power, preventing damage from voltage fluctuations and maintaining consistent brightness. No user adjustment is typically required for the regulator itself; its function is to provide a regulated power output to the connected lighting system.
6. Maintenance
The E-flite LED Regulator is designed for durability and requires minimal maintenance. Follow these guidelines to ensure its longevity:
- Inspection: Periodically inspect the regulator and its connections for any signs of damage, loose wires, or corrosion.
- Cleaning: Keep the regulator free from dust, dirt, and moisture. Use a soft, dry cloth for cleaning if necessary.
- Storage: Store the regulator in a dry, cool environment when not in use, away from direct sunlight and extreme temperatures.
7. Troubleshooting
If you experience issues with your LED lighting system after installing the regulator, consider the following troubleshooting steps:
- No Lights:
- Check all connections to ensure they are secure and correctly polarized.
- Verify that the aircraft's power source is fully charged and connected.
- Inspect the LED lights themselves for any damage or burnt-out bulbs.
- Ensure the regulator is receiving power from the aircraft's system.
- Dim or Flickering Lights:
- Check for loose connections or damaged wiring.
- Ensure the aircraft's battery is adequately charged.
- The regulator may be faulty if all other components are confirmed to be working correctly.
- Overheating:
- Ensure the regulator has adequate airflow and is not enclosed in a tight space.
- Verify that the connected LED load does not exceed the regulator's specifications.
8. Specifications
| Feature | Detail |
|---|---|
| Product Dimensions | 5 x 4 x 0.5 inches |
| Item Weight | 0.704 ounces |
| Item Model Number | EFL13854 |
| Manufacturer | E-Flite |
| Recommended Age | 14 months and up |
| Batteries Required | 1 Nonstandard Battery (not included, for aircraft operation) |
9. Warranty and Support
For warranty information, technical support, or replacement parts, please contact E-flite customer service or visit the official Horizon Hobby website. Keep your proof of purchase for any warranty claims. It is recommended to register your product if an option is available.
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