1. Ifihan
Thank you for choosing the isinwheel M50 Electric Bike. This manual provides essential information for the safe assembly, operation, maintenance, and troubleshooting of your new electric bicycle. Please read this manual thoroughly before your first ride and keep it for future reference. The M50 is designed for adults, featuring a 27.5-inch tire, a 750W peak motor, full suspension, and a 13Ah removable battery, offering a maximum speed of 32 KM/H and a PAS range of up to 60 KM.
2. Alaye Aabo
Your safety is paramount. Always wear a helmet and appropriate safety gear when riding. Familiarize yourself with local traffic laws and regulations regarding electric bicycles. Perform a pre-ride inspection before each use.
- Lilo àṣíborí: Máa wọ àṣíborí tí a fọwọ́ sí nígbà gbogbo.
- Ṣayẹwo Ride-ṣaaju: Inspect brakes, tires, battery, and all fasteners before each ride.
- Awọn Ofin Ọja: Obey all local traffic laws, signs, and regulations.
- Awọn ipo oju ojo: Exercise caution in wet or slippery conditions.
- Opin iwuwo: Maṣe kọja agbara fifuye ti o pọju ti 330 lbs.
- Ibiti ọjọ ori: This electric bike is intended for adult use.
3. Eto ati Apejọ
The isinwheel M50 Electric Bike arrives approximately 90% pre-assembled. Basic assembly is required for components such as the handlebar, front wheel, pedals, seat, and fenders. A tool kit and instructions are included to assist you.
Awọn Igbesẹ Apejọ:
- Ṣii silẹ: Fi ìṣọ́ra yọ kẹ̀kẹ́ àti gbogbo àwọn ohun èlò inú àpótí náà kúrò.
- Fifi sori ẹrọ amudani: So ọ̀pá ìdènà mọ́ igi náà, kí o rí i dájú pé ó wà ní àárín gbùngbùn àti pé ó wà ní ààbò.
- Kẹkẹ iwaju: Install the front wheel, making sure the disc brake rotor is correctly seated in the caliper.
- Awọn atẹsẹ: Attach the pedals. Note that pedals are typically marked 'L' for left and 'R' for right, and have different thread directions.
- Ifiweranṣẹ ijoko: Insert the seat post into the frame and adjust to a comfortable height, then secure it with the quick-release lever.
- Awọn adẹtẹ: Install the front and rear fenders if they are not already attached.
- Batiri: Ensure the battery is securely installed and locked into the frame.

Image: The isinwheel M50 Electric Bike, ready for final adjustments after initial assembly.
For detailed visual guidance, please refer to the assembly video available on the product page.
4. Awọn ilana Iṣiṣẹ
Understanding how to operate your M50 electric bike ensures a safe and enjoyable riding experience.
4.1. Batiri ati Ngba agbara
The M50 is equipped with a 13Ah removable battery. To charge, connect the charger to the battery charging port and then to a power outlet. The indicator light on the charger will show the charging status. Always use the original charger provided.

Image: The 13Ah removable battery integrated into the M50 frame, highlighting its design.
4.2. Agbara lori / Paa
To power on the bike, press and hold the power button on the display unit. To power off, press and hold the power button again.
4.3. Pedal Assist System (PAS)
The M50 features a Pedal Assist System (PAS) with multiple levels. Use the '+' and '-' buttons on the control panel to adjust the assist level. Higher levels provide more motor assistance, while lower levels offer less. The bike also has a throttle for pure electric power.
4.4. Gear Shifting
Your M50 is equipped with a 7-speed Shimano gear system. Use the shifter on the handlebar to change gears, allowing you to adapt to different terrains and inclines. Shift smoothly to avoid damage to the drivetrain.

Image: The Shimano 7-speed gear shifter and rear derailleur, demonstrating the bike's adaptable gearing.
4.5. Headlight Operation
The M50 includes a 130 Lux headlight for enhanced visibility. Activate the headlight using the dedicated button on the control panel. Ensure it is on when riding in low-light conditions.

Image: The powerful 130 Lux headlight, designed for clear visibility during night rides.
5. Itọju
Regular maintenance is crucial for the longevity and performance of your isinwheel M50 Electric Bike.
- Titẹ Taya: Check tire pressure regularly. The 27.5-inch dirt tires require specific pressure for optimal grip and ride comfort. Refer to the tire sidewall for recommended PSI.
- Awọn idaduro: Inspect disc brakes for wear on pads and rotors. Ensure brake levers are firm and responsive. Adjust or replace components as needed.
- Ẹwọn: Jẹ́ kí ẹ̀wọ̀n náà mọ́ tónítóní kí ó sì ní òróró láti rí i dájú pé àwọn ohun èlò náà yí padà láìsí ìṣòro àti láti dènà ìbàjẹ́.
- Idaduro: Periodically check the 4-Link full suspension system for proper function and ensure all pivot points are free of debris.
- Itọju Batiri: Tọju batiri naa ni ibi ti o tutu, ti o gbẹ. Yago fun gbigba agbara si batiri ni kikun ki o gba agbara si nigbagbogbo, paapaa nigba ti ko ba wa ni lilo, lati fa igbesi aye rẹ gun.
- Isọsọ gbogboogbo: Mọ keke pẹlu damp Aṣọ. Yẹra fún fífọ aṣọ tí ó ní agbára gíga lórí àwọn ohun èlò iná mànàmáná.
- Awọn ohun mimu: Regularly check and tighten all bolts and nuts, especially on critical components like the handlebars, wheels, and seat post.

Image: The aggressive tread pattern of the 27.5-inch tire, designed for superior grip on various terrains.

Image: The advanced 4-Link full suspension system, engineered for stability and a smooth ride over rough terrain.
6. Laasigbotitusita
This section addresses common issues you might encounter with your M50 electric bike.
| Isoro | Owun to le Fa | Ojutu |
|---|---|---|
| Kẹ̀kẹ́ kìí ṣiṣẹ́ mọ́ | Battery not charged or not properly installed; loose connections. | Ensure battery is fully charged and securely seated. Check all cable connections. |
| Motor ko ṣe iranlọwọ | PAS level set to zero; brake levers engaged; motor cable disconnected. | Increase PAS level. Release brake levers. Check motor cable connection. |
| Iwọn batiri kukuru | Low tire pressure; riding in high assist levels; frequent stops/starts; cold weather. | Inflate tires to recommended pressure. Use lower PAS levels. Maintain consistent speed. |
| Bireki lero ailera | Worn brake pads; air in hydraulic system (if applicable); misaligned caliper. | Inspect and replace brake pads. Consult a bike mechanic for hydraulic system bleeding or caliper adjustment. |
If you encounter issues not listed here or require further assistance, please contact isinwheel customer support.
7. Awọn pato
Detailed technical specifications for the isinwheel M50 Electric Bike:
- Awoṣe: M50
- Brand: kẹkẹ ẹlẹṣin
- Awọn iwọn ọja: 181.5 x 70 x 112 cm (71.5 x 27.6 x 44.1 inches)
- Mọto: 750W Peak Motor (500W rated)
- Batiri: 13Ah (468 Watt Hours) Removable Lithium Battery
- Iyara ti o pọju: 32 km/H (20 MPH)
- PAS Range: Up to 60 KM (37 miles)
- Iwọn Kẹkẹ: 27.5 inches
- Taya: 27.5" Dirt Tires
- Nọmba Awọn Iyara: 7 (Shimano)
- Irú ìdádúró: Dual (4-Link Full Suspension)
- Ara Brake: Awọn idaduro Disiki
- Imọlẹ iwaju: 130 Lux
- Ikojọpọ ti o pọju: 330 lbs
- Giga Rider ti a ṣeduro: 5'5" - 6'5"
- Apejọ ti a beere: Bẹ́ẹ̀ni (90% ti a ti kójọ tẹ́lẹ̀)
- Intended Riding Terrain: Mountain Terrain, Trail

Image: The isinwheel M50 in action, demonstrating its 750W peak motor power and quick acceleration.

Aworan: Onisẹpo loriview of the M50 electric bike, providing key measurements for fit and storage.
8. Atilẹyin ọja ati Support
isinwheel stands behind the quality of its products. The M50 electric bike has passed Safe 2849 certifications, ensuring reliability and safety.
- Atilẹyin ọja: Specific parts of the e-bike are covered by a warranty of one year or 180 days, depending on the component. Please refer to your purchase documentation for detailed warranty terms.
- Iṣẹ onibara: If you have any questions or encounter issues with your M50 electric bike, please do not hesitate to contact our customer support team. We are committed to providing satisfactory service within 24 hours.