BAFANG RM G060.750.DC Ebike Rear Motor Hub User Manual

1. Introduction

This manual provides detailed instructions for the installation, operation, and maintenance of your BAFANG RM G060.750.DC 48V 750W Brushless Gear Drive Cassette Ebike Rear Motor Hub. Please read this manual thoroughly before use to ensure safe and optimal performance.

2. Safety Information

• Always wear appropriate safety gear when working with electrical components.
• Ensure the power is disconnected before performing any installation or maintenance.
• Do not modify the motor or controller. Unauthorized modifications can lead to malfunction and void the warranty.
• Keep children and pets away from the work area.
• Refer to a qualified technician if you are unsure about any installation steps.

3. Package Contents

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

• 1 PCS * 48V 750W Rear Hub Motor
• 1 PCS * 48V 750W Motor Controller
• 1 PCS * Controller Box
• 1 PCS * Display (optional)
• 1 PCS * 1T4 Cable
• 1 PCS * Motor Extension Cable
• 1 PCS * Thumb Throttle
• 1 PCS * PAS Sensor
• 1 PCS * Headlight
• 1 Pair * Brake Lever
• 1 PCS Rim with Spokes

Figure 3.1: Overview of the BAFANG 750W Rear Hub Motor Kit components, including the motor wheel, controller, display, cables, throttle, PAS sensor, headlight, and brake levers.

4. Specifications

Core Data

Mounting Parameters

Further Specifications

Tests & Certifications

Figure 4.1: Technical specifications and dimensional drawing of the BAFANG G060.750.DC motor.

Figure 4.2: Wheel size compatibility for 20-inch and 26-inch tires, showing applicable tire sizes and rim widths. Also displays compatible cassette and disc brake rotor sizes.

5. Setup and Installation

This section outlines the general steps for installing the BAFANG rear hub motor kit. Professional installation is recommended.

5.1 Motor Wheel Installation

1. Ensure your bicycle's rear dropout width is 175mm to accommodate the motor.
2. Remove your existing rear wheel.
3. Install the cassette onto the motor hub.
4. Mount the disc brake rotor onto the motor hub.
5. Carefully place the BAFANG motor wheel into the rear dropouts, ensuring the axle is fully seated.
6. Secure the wheel with the provided nuts and washers.

5.2 Controller and Wiring

The controller manages the power delivery to the motor. It should be mounted in a secure, protected location, such as the provided controller box.

Figure 5.1: BAFANG motor controller with labeled connection points for battery, LED light, Double Hall Sensor, Hub Motor, and 9 Pin Cable.

1. Mount the controller box to your bike frame.
2. Connect the motor cable to the controller. Ensure the 9-pin cable is securely connected to avoid error codes.
3. Connect the battery cable to the controller.
4. Connect the display, throttle, PAS sensor, headlight, and brake levers to the 1T4 cable, then connect the 1T4 cable to the controller.

Figure 5.2: Comprehensive wiring diagram illustrating connections between the motor, controller, battery, display, throttle, PAS sensor, headlight, and brake levers.

5.3 Display Installation

Mount the display (if included) on your handlebars in a position that is easy to view while riding.

Figure 5.3: BAFANG B750C color display showing various functions like KM/Mile selection, single mileage, total mileage, brightness, auto-off, and brake tips. Also indicates compatibility with iOS and Android systems.

6. Operating Instructions

6.1 Powering On/Off

To power on the system, press and hold the power button on the display. To power off, press and hold the power button again.

6.2 Pedal Assist System (PAS)

The PAS sensor detects your pedaling motion and provides motor assistance. You can typically adjust the assist level using the display controls.

6.3 Throttle Operation

The thumb throttle provides on-demand power. Gently press the throttle to engage the motor. Release to disengage.

6.4 Display Functions

The display provides real-time information and allows you to configure settings. Common functions include:

• Speed: Current riding speed.
• Battery Level: Indication of remaining battery charge.
• Assist Level: Adjustable power assistance levels (e.g., 0-5).
• Mileage: Single trip and total mileage.
• Headlight Control: Turn the headlight on/off.

7. Maintenance

• Regular Cleaning: Keep the motor, controller, and connections clean and free of dirt and debris.
• Cable Inspection: Periodically check all cables and connectors for wear, damage, or loose connections.
• Fastener Check: Ensure all mounting bolts and nuts are tight, especially for the motor and controller.
• Battery Care: Follow the battery manufacturer's instructions for charging and storage.
• Professional Service: For complex issues or internal motor maintenance, consult a qualified ebike technician.

8. Troubleshooting

9. Warranty and Support

BAFANG products are designed for durability and performance. For warranty information, please refer to the specific terms provided at the time of purchase or contact your retailer. For technical support, please reach out to your authorized BAFANG dealer or the point of purchase.

Keep your purchase receipt as proof of purchase for warranty claims.