1. Киришүү
This manual provides detailed instructions for the installation, operation, maintenance, and troubleshooting of your Bafang 36V 250W BBS01 Mid-Drive Motor E-Bike Conversion Kit. This kit is designed to transform a standard bicycle into an electric pedal-assist bicycle (Pedelec), offering enhanced riding experience with motor assistance.
Продукцияны коопсуз жана туура колдонуу үчүн орнотуудан же иштетүүдөн мурун ушул колдонмону кылдаттык менен окуп чыгыңыз.
2. Коопсуздук чаралары
Always prioritize safety when working with electrical components and bicycles. Failure to follow these instructions may result in injury, damage to the product, or property damage.
- Кесиптик орнотуу сунушталат: If you are not confident with mechanical or electrical work, seek assistance from a qualified bicycle mechanic or e-bike specialist.
- Электр энергиясын өчүрүү: Always disconnect the battery before performing any installation, maintenance, or repair work on the motor or electrical components.
- Электр байланыштары: Ensure all electrical connections are secure and properly insulated to prevent short circuits and water ingress.
- Тормозду текшерүү: After installation, thoroughly test your bicycle's brakes to ensure they are fully functional. The kit includes new brake levers with motor cut-off switches; ensure these are correctly installed and tested.
- Компоненттин шайкештиги: Verify that all components are compatible with your bicycle frame and existing parts before installation.
- Суу таасири: While the motor is designed to be water-resistant (IP65), avoid submerging the motor or exposing electrical connections to excessive water.
- Жергиликтүү эрежелер: Be aware of and comply with all local laws and regulations regarding electric bicycles, including maximum power output and speed limits.
- Коргоочу шаймандар: Always wear appropriate safety gear, including a helmet, when riding your e-bike.
3. Комплекттин компоненттери бүттүview
The Bafang BBS01 conversion kit typically includes the following main components:
3.1 Complete Kit Contents

Image: All components included in the Bafang BBS01 mid-drive motor conversion kit, laid out on a white background. This includes the motor unit, display, chainring, crank arms, brake levers, speed sensor, and various cables and small parts.
This image displays the full set of components you should receive with your Bafang BBS01 kit. Please verify all parts are present before beginning installation.
3.2 Mid-Drive Motor Unit

Сүрөт: Жакын план view of the Bafang BBS01 mid-drive motor unit, showing its robust casing and integrated bottom bracket spindle.
The core of the conversion kit, this unit replaces your bicycle's bottom bracket and crankset. It houses the motor, controller, and pedal-assist sensor.
3.3 Display Unit (C961 or C965)

Image: The Bafang C961 display unit, showing its screen and control buttons.

Image: The Bafang C961 display unit connected to its speed sensor cable, ready for installation.
The display unit mounts on your handlebars and provides information such as speed, battery level, assist level, and trip distance. It also allows you to control the motor's power output.
3.4 Crank Arms

Image: A pair of black crank arms designed for the Bafang mid-drive motor, ready for pedal attachment.
These crank arms attach to the motor's spindle, allowing you to pedal your bicycle.
3.5 Speed Sensor

Image: The Bafang speed sensor and its accompanying magnet, used to measure wheel rotation.
The speed sensor mounts on the chainstay and works with a magnet attached to a spoke to measure your bicycle's speed, providing data to the display and controller.
3.6 Thumb Throttle (Optional)

Image: A black thumb throttle unit with its connecting cable, designed for handlebar mounting.
Some kits include a thumb throttle for on-demand motor power without pedaling. Check your kit contents.
3.7 Чыгample Орнотуу

Image: A red folding bicycle with the Bafang mid-drive motor visibly installed in the bottom bracket area, demonstrating a completed conversion.
This image shows a typical installation of the Bafang mid-drive motor on a bicycle frame.
4. Орнотуу боюнча колдонмо
This section outlines the general steps for installing the Bafang BBS01 kit. Specific tools (crank puller, bottom bracket tool, torque wrench, hex keys, cable ties) will be required.
- Велосипедди даярдоо:
- Remove existing crankset, bottom bracket, and front derailleur (if applicable).
- Төмөнкү кронштейндин кабыгын кылдаттык менен тазалаңыз.
- Install the Motor Unit:
- Slide the motor unit into the bottom bracket shell from the drive side.
- Secure the motor with the locking plates and nuts on the non-drive side. Tighten to specified torque.
- Install Chainring and Crank Arms:
- Attach the chainring to the motor unit.
- Install the left and right crank arms onto the motor spindle.
- Дисплейди жана башкаруу элементтерин орнотуу:
- Mount the display unit (C961/C965) on the handlebars.
- Install the new brake levers (with motor cut-off sensors) and the thumb throttle (if included) on the handlebars.
- Ылдамдык сенсорун орнотуу:
- Mount the speed sensor on the rear chainstay, ensuring it aligns with a spoke magnet.
- Attach the magnet to a spoke on the rear wheel.
- Зымдарды туташтыруу:
- Connect all cables to the main motor harness: display, brake levers, throttle, and speed sensor.
- Connect the battery cable to the motor unit.
- Route and secure all cables neatly using cable ties, ensuring they do not interfere with moving parts.
- Акыркы текшерүүлөр:
- Коопсуздук үчүн бардык байланыштарды эки жолу текшериңиз.
- Ensure the chain is properly aligned and tensioned.
- Test brake functionality and motor cut-off.
- Verify all bolts and nuts are tightened to specifications.
5. Иштөө нускамалары
Once installed, operating your Bafang e-bike kit is straightforward.
- Күйгүзүү:
- Ensure the battery is securely mounted and turned on (if it has a separate switch).
- Press and hold the power button on the display unit (C961/C965) for a few seconds until the screen illuminates.
- Жардам берүү деңгээлин тандаңыз:
- Use the '+' and '-' buttons on the display to cycle through the pedal-assist levels (typically 0-5 or 0-9). Level 0 provides no assistance, while higher numbers provide more motor power.
- Педаль жардамчысы:
- Begin pedaling. The motor will engage and provide assistance based on the selected assist level and your pedaling input.
- Throttle Operation (if applicable):
- If your kit includes a thumb throttle, you can use it to engage the motor without pedaling. Gently press the throttle lever to apply power. Release to disengage.
- Тормоздун өчүшү:
- Squeezing either brake lever will instantly cut power to the motor, ensuring safe stopping.
- Өчүрүү:
- Дисплейдеги кубат баскычын экран өчкөнгө чейин басып, кармап туруңуз.
- Turn off the battery switch (if applicable) when not in use for extended periods.
6. Техникалык тейлөө
Regular maintenance ensures the longevity and optimal performance of your Bafang e-bike kit.
- Тазалоо:
- Clean the motor and components with a damp кездеме. Электр тетиктерин түздөн-түз жогорку басым менен жуугандан алыс болуңуз.
- Keep the speed sensor and magnet clean for accurate readings.
- Электр байланыштары:
- Periodically check all electrical connections for corrosion or looseness. Ensure they are securely seated.
- бекиткичтер:
- Regularly check all bolts and nuts, especially those securing the motor, crank arms, and chainring, to ensure they remain tight.
- чынжыр жана жетектөөчү:
- Maintain your bicycle's chain and drivetrain (cassette, derailleur) as you would a regular bicycle. Keep them clean and lubricated.
- Батареяга кам көрүү:
- Refer to your battery's specific manual for charging and storage instructions. Generally, store in a cool, dry place and avoid fully discharging for extended periods.
7. Кыйынчылыктарды
This section addresses common issues you might encounter with your Bafang BBS01 kit.
| Көйгөй | Мүмкүн себеп | Чечим |
|---|---|---|
| Мотор жардам бербей жатат / Кубат жок |
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| Дисплей күйбөй жатат |
|
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| Туура эмес ылдамдыкта окуу |
|
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| Мотор адаттан тыш үн чыгарат |
|
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8. Техникалык шарттар
The following are the general specifications for the Bafang BBS01 36V 250W mid-drive motor kit:
- Бренд: БАФАНГ
- Модел: BBS01
- Мотор түрү: Орточо кыймылдаткыч
- Номиналдуу томtage: 36 вольт
- Номиналдуу кубаттуулугу: 250 Ватт
- IP коду: IP65 (чаң өткөрбөйт жана суу агымдарынан корголгон)
- Сертификаттар: CE / EN 14764 / ROHS
- Салмагы: Approximately 3.8 kg (motor unit only)
- Макс момент: 80 Нм
- Натыйжалуулугу: ≥ 80%
- PAS сенсору: Speed Sensor (JIS)
- Ызы-чуу: < 55 дБ
- UPC: 610738978511
8.1 Өлчөмдөр

Image: Technical diagram showing the dimensions of the Bafang mid-drive motor unit, including measurements for various points (A, B, C, D, E, F, G).
This diagram provides detailed measurements of the motor unit, crucial for verifying compatibility with your bicycle frame's bottom bracket shell.
| Өлчөм | Нарк |
|---|---|
| Өлчөмү А | 208 мм |
| Өлчөмү В. | Ø 210mm (48T) |
| Өлчөм C | 110 мм |
| Өлчөм D | 68 мм |
| Өлчөм Э | 159 мм |
| Өлчөмү F | 50 мм |
| Өлчөм Г | 88 мм |
9. Кепилдик маалыматы
Bafang products typically come with a manufacturer's warranty covering defects in materials and workmanship. The specific duration and terms of the warranty may vary based on your region and retailer. Please retain your proof of purchase for warranty claims.
For detailed warranty information, please refer to the documentation provided with your purchase or contact your seller directly.
10. Кардарларды колдоо кызматы
If you encounter any issues not covered in this manual or require further assistance, please contact your authorized Bafang dealer or the seller from whom you purchased the kit. Provide your product model number (BBS01) and a detailed description of the issue to facilitate support.
For general inquiries or to find an authorized service center, you may visit the official Bafang website (if available in your region).





