BrickCraftWorks 5A114Q21920NRBJG

BrickCraftWorks BO105 RC Helicopter Instruction Manual

Model: BO105 (5A114Q21920NRBJG)

1. Introduction

This manual provides essential instructions for the safe operation, setup, and maintenance of your BrickCraftWorks BO105 RC Helicopter. Please read this manual thoroughly before operating the aircraft to ensure proper function and to prevent damage or injury.

Orange BrickCraftWorks BO105 RC Helicopter, a remote-controlled military aircraft model.

Image 1.1: The BrickCraftWorks BO105 RC Helicopter in orange.

The BO105 is a 2.4G 4-channel remote-controlled helicopter model equipped with a 6-axis gyroscope for stable flight. It features one-key takeoff and landing, height holding, and precise positioning capabilities, making it suitable for both adult and youth enthusiasts.

2. Package Contents

Verify that all items listed below are included in your package:

  • Helicopter (1)
  • Remote Controller (1)
  • USB Charger (1)
  • Lithium Battery (1)
  • Main Rotor Blade (2)
  • Tail Rotor Blade (1)
  • Screwdriver (1)
  • Hex Wrench (1)
  • Instruction Manual (1)

3. Setup

3.1. Charging the Aircraft Battery

  1. Connect the provided USB charger to a compatible USB power source (e.g., computer USB port, USB wall adapter).
  2. Connect the helicopter's lithium battery to the USB charger.
  3. The charging indicator light on the USB charger will illuminate during charging.
  4. Once charging is complete (approximately 60 minutes), the indicator light will change or turn off. Disconnect the battery from the charger.
  5. Caution: Do not overcharge the battery. Always supervise charging.

3.2. Installing Remote Controller Batteries

  1. Open the battery compartment on the back of the remote controller.
  2. Insert four (4) 1.5V AA batteries (not included) into the compartment, ensuring correct polarity (+/-).
  3. Close the battery compartment securely.

3.3. Installing the Aircraft Battery

  1. Locate the battery compartment on the helicopter.
  2. Carefully insert the fully charged lithium battery into the compartment.
  3. Connect the battery connector to the helicopter's power port.
  4. Secure the battery compartment cover.

3.4. Pairing the Helicopter and Remote Controller

  1. Place the helicopter on a flat, level surface.
  2. Turn on the helicopter's power switch. The indicator lights on the helicopter will flash.
  3. Turn on the remote controller's power switch.
  4. Push the throttle stick (left stick) fully up, then pull it fully down.
  5. The indicator lights on both the helicopter and remote controller will become solid, indicating successful pairing.
  6. If pairing fails, turn off both devices and repeat the process.

4. Operating Instructions

4.1. Remote Control Functions

Diagram of Remote Control Functions for BO105 RC Helicopter, showing throttle, pitch, roll, yaw, gear switch, one-click takeoff/landing, and fine-tuning buttons.

Image 4.1: Overview of the remote controller layout and functions.

  • Left Stick (Throttle/Yaw):
    • Push up/down: Ascend/Descend (Throttle)
    • Push left/right: Rotate left/right (Yaw)
  • Right Stick (Pitch/Roll):
    • Push up/down: Fly forward/backward (Pitch)
    • Push left/right: Fly left/right laterally (Roll)
  • One Click Takeoff/Landing Button: Initiates automatic takeoff or landing.
  • Gear Switch: Adjusts flight speed mode (e.g., low, medium, high).
  • Fine Tuning Buttons: Adjust trim for forward/backward, left/right flight, and direction to correct unwanted drift.
  • Power Switch: Turns the remote controller on/off.

4.2. Basic Flight Operations

Diagram illustrating various flight modes and directions for the BO105 RC Helicopter, including rise, decline, left/right lateral flight, left/right rotation, forward, and back off.

Image 4.2: Visual guide to the helicopter's flight movements.

  1. Takeoff: After pairing, press the "One Click Takeoff" button, or slowly push the left throttle stick upwards to lift off.
  2. Landing: Press the "One Click Landing" button, or slowly pull the left throttle stick downwards until the helicopter lands gently.
  3. Altitude Hold: The built-in barometer allows the helicopter to maintain a stable altitude when the throttle stick is released to the center position.
  4. Directional Flight: Use the right stick to control forward, backward, left, and right lateral movements.
  5. Rotation: Use the left stick (left/right) to rotate the helicopter clockwise or counter-clockwise.

The 6-axis gyroscope provides stability, making it easier for beginners to control. The optical flow technology assists in precise positioning.

Features diagram for BO105 helicopter including one click takeoff, one click descent, 2.4GHz frequency, 4 channels, USB charger, six-axis gyroscope, impact resistance, RTF (Ready To Fly), air pressure constant height, and smart battery.

Image 4.3: Key features of the BO105 helicopter for enhanced flight experience.

5. Maintenance

  • Cleaning: Use a soft, dry cloth to clean the helicopter and remote controller. Avoid using water or chemical cleaners.
  • Storage: When not in use, store the helicopter and remote controller in a cool, dry place, away from direct sunlight. Remove batteries from the remote controller if storing for extended periods.
  • Battery Care: Always allow the battery to cool down before recharging. Do not store fully charged or fully discharged for long periods.
  • Rotor Blades: Inspect rotor blades for damage before each flight. Replace any cracked or bent blades immediately using the provided spare parts and screwdriver.
  • General Inspection: Periodically check all screws and connections to ensure they are secure.

6. Troubleshooting

Problem Possible Cause Solution
Helicopter does not respond to remote. Not paired; low battery in remote or helicopter; remote not turned on. Ensure both are powered on and re-pair. Charge helicopter battery. Replace remote batteries.
Helicopter drifts during flight. Trim settings incorrect; uneven surface during takeoff; strong wind. Use fine-tuning buttons to adjust trim. Take off from a level surface. Fly in calm conditions.
Helicopter cannot lift off or flies weakly. Low helicopter battery; damaged rotor blades. Fully charge helicopter battery. Inspect and replace damaged rotor blades.
Rotor blades do not spin. Rotor lock safeguard activated; obstruction. Check for obstructions. Power cycle the helicopter and remote.

7. Specifications

Dimensions of the BO105 RC Helicopter: 248mm length, 80mm height, 70mm width.

Image 7.1: Physical dimensions of the BO105 RC Helicopter.

Feature Detail
Model BO105 (5A114Q21920NRBJG)
Material PA/PC
Rotor Diameter 25.6 cm
Aircraft Weight 80 g
Aircraft Battery 3.7V 350mAh Lithium Battery
Remote Control Battery 4 x 1.5V AA Batteries (Not Included)
Remote Control Distance 100-120 m
Flight Time Approx. 15 minutes
Charging Time Approx. 60 minutes
Product Dimensions 23.5 x 7.1 x 8.1 cm (9.25 x 2.8 x 3.19 inches)
Recommended Age 16+ years
Gyroscope 6-axis
Control Channels 4 Channels

8. Warranty and Support

For any questions, technical support, or warranty inquiries regarding your BrickCraftWorks BO105 RC Helicopter, please contact the retailer or manufacturer directly. Please retain your proof of purchase for warranty claims.

Manufacturer: BrickCraftWorks

For further assistance, please refer to the contact information provided with your purchase or visit the official BrickCraftWorks website.

© 2026 BrickCraftWorks. All rights reserved.

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