Varstrom Tong-Sheng 48V 750W Mid Drive E-Bike Conversion Kit SWM58 Instruction Manual

1. Serview

The Varstrom Tong-Sheng 48V 750W Mid Drive E-Bike Conversion Kit transforms your standard bicycle into a high-performance electric bike. Designed for versatility, this kit provides powerful assistance for various terrains, from city commuting to challenging mountain trails. Its integrated torque sensor ensures a natural and responsive riding experience, adapting motor assistance to your pedaling force.

This kit is compatible with most standard bikes featuring a 68-73mm bottom bracket and 34-36mm inner diameter, making it a DIY-friendly solution for e-bike enthusiasts.

2. Sazkirin û Sazkirin

Before beginning installation, ensure your bicycle is clean and stable. Gather all components from the packing list and necessary tools.

2.1. Lîsteya pakkirinê

Your kit includes the following components:

• TSDZ8 48V 750W Mid Drive Motor
• SWM58 Display
• 1T4 Main Wire Harness
• Thumb Throttle
• Zencîra 44T
• Speed ​​Sensor
• Badanvekir
• Brake Levers (Optional)
• Crank Arms
• Washers

Image: Packing List. This image displays all the components included in the Varstrom Tong-Sheng 48V 750W Mid Drive E-Bike Conversion Kit.

2.2. Gavên Pêş-Sazkirinê

1. Remove your bike's existing crankset, chainring, and bottom bracket.
2. Qalika braketa jêrîn bi tevahî paqij bikin.
3. Ensure your bike's bottom bracket dimensions are compatible (68-73mm width, 34-36mm inner diameter).

Image: Motor Compatibility and Specifications. This image illustrates the dimensions and compatibility requirements for the mid-drive motor.

2.3. Sazkirina Motor

1. Attach the 44T chainring to the mid-drive motor using the provided bolts.
2. Carefully slide the motor assembly into the bottom bracket shell of your bike frame.
3. Secure the motor using the Y-shaped motor mount bracket on the left side of the bike. Tighten the fixing nut with 40Nm force.
4. Install the crank arms onto the motor spindle and secure them.
5. Install the chain, ensuring proper tension.

2.4. Sazkirina Component

• Sensora Lezê: Mount the speed sensor on the rear chainstay, ensuring the magnet on the wheel spoke passes within 10-15mm of the sensor.
• Leftên Brake: Replace your existing brake levers with the provided ones, which include motor inhibitor sensors.
• Thumb Throttle: Install the thumb throttle on your handlebar.
• SWM58 Display: Mount the SWM58 display on your handlebar in a comfortable viewhelwesta ing.
• Têlkirin: Connect all components (motor, display, throttle, brake levers, speed sensor) using the 1T4 main wire harness. Ensure all connections are secure and waterproof. Use zip ties to manage cables neatly along the frame.
• Pîl: Install the battery mount on your bike frame (if applicable) and then slide the battery onto the mount.

Video: BAFANG BBS Mid Drive Motor for eBike - Installation Video. This video demonstrates the detailed installation process for a mid-drive motor kit.

Video: Ebike Conversion Kit Installation. This video provides a general guide on installing an e-bike conversion kit.

3. Telîmatên Operating

3.1. SWM58 Display Functions

The SWM58 display provides essential information and control over your e-bike system:

• Power On / Off: Bişkojka hêzê bikirtînin û bigirin da ku pergalê vebikin an vekin.
• Zûbûnî: Displays current speed (KM/H or MPH).
• Asta Pîlê: Barê pîlê mayî nîşan dide.
• Astên Alîkariyê: Adjust pedal-assist levels (3 or 5 levels available) to control motor assistance.
• Ger/ODO: View current trip distance or total odometer reading.
• Kodên çewtiyê: Displays error codes if any system malfunctions occur.
• Nîşana ronahiyê: Indicates if the headlight is on.
• Brake Indicator: Shows when brakes are engaged.

Image: SWM58 Display. This image details the features and specifications of the SWM58 display unit.

3.2. Rêbazên Siwarbûnê

• Moda Alîkariya Pedal: The motor provides assistance as you pedal. Adjust the assist level via the SWM58 display.
• Moda Throttle: Use the thumb throttle for power on demand, without pedaling.

4. Maintenance

Regular maintenance ensures the longevity and optimal performance of your e-bike conversion kit.

• Lênêrîna Pîl: Charge the battery regularly, even when not in use, to maintain its health. Store the battery in a cool, dry place. Avoid fully discharging the battery.
• Motor & Drivetrain: Keep the motor and chainring clean. Lubricate the chain regularly. Check for any loose bolts or connections on the motor and other components.
• Brakes: Periodically check brake pads for wear and ensure brake levers are functioning correctly.
• Kablo: Inspect all cables for wear, damage, or loose connections. Ensure they are securely fastened to the frame.

5. Destpêkirin

If you encounter issues with your e-bike kit, refer to the SWM58 display for any error codes. Common issues and their potential solutions are listed below:

• Motor Naxebite: Check all cable connections, especially the main power cable and motor sensor. Ensure the battery is charged and properly seated. Verify that the brake levers are not stuck in the engaged position.
• Dîmender Venake: Check battery connection and charge level. Inspect the display cable for damage.
• Hêza nehevgirtî: Ensure the speed sensor is correctly aligned with the magnet (10-15mm gap). Check for loose connections in the motor or display wiring.
• Kodên çewtiyê: Consult the SWM58 display manual for specific error code meanings and troubleshooting steps.

6. Specifications

6.1. Specifications Motor

Image: Motor Compatibility and Specifications. This image provides a visual and tabular breakdown of the motor's technical data.

6.2. SWM58 Display Specifications

Image: SWM58 Display. This image details the features and specifications of the SWM58 display unit.

6.3. Taybetmendiyên Bateriyê (Vebijarkî)

Image: Battery Specification. This image provides detailed specifications for various optional battery configurations.

7. Garantî & Piştgirî

Varstrom products are designed for durability and performance. For warranty information, please refer to the specific warranty card included with your product or visit the official Varstrom website.

For technical support, troubleshooting assistance, or any questions regarding your e-bike conversion kit, please contact Varstrom customer service through the retailer where you purchased the product or via the contact information provided in your product documentation.

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