DYU C9 Folding Electric Bike User Manual

1. اہم حفاظتی معلومات

Read this manual thoroughly before operating your DYU C9 electric bike. Failure to follow instructions and safety warnings can result in serious injury or damage to the bike.

• سواری کرتے وقت ہمیشہ ہیلمٹ اور مناسب حفاظتی سامان پہنیں۔
• تمام مقامی ٹریفک قوانین اور ضوابط کی پابندی کریں۔
• شراب یا منشیات کے زیر اثر سواری نہ کریں۔
• اپنے اردگرد اور ممکنہ خطرات سے باخبر رہیں، خاص طور پر ٹریفک میں۔
• Ensure both front and rear brakes are functioning correctly before each ride.
• موٹر سائیکل کے برقی نظام یا موٹر میں ترمیم کرنے کی کوشش نہ کریں۔
• بیٹری کو پانی اور انتہائی درجہ حرارت سے دور رکھیں۔
• The bike is designed for adult riders between 165 cm and 190 cm tall.

2. پروڈکٹ ختمview

The DYU C9 is a folding electric bike designed for urban commuting and leisure. It features a 250W motor, a 48V 15.6Ah removable battery, 20-inch fat tires, and a dual suspension system for a comfortable ride.

شکل 2.1: ختمview of the DYU C9 Folding Electric Bike, showcasing its compact design and fat tires.

کلیدی اجزاء:

• فریم: Lightweight and sturdy aluminum alloy, foldable for easy storage.
• موٹر: 250W high-speed electric motor.
• بیٹری: 48V 15.6Ah removable lithium battery.
• ڈسپلے: LED display for real-time driving data.
• بریک: Dual hydraulic disc brakes (front and rear).
• معطلی: Dual suspension system (front fork and seat post shock absorber).
• ٹائر: 20"x3.0" fat off-road tires.
• گیئرز: 7-speed shifting system.
• لائٹس: Bright front and rear LED lights.
• لوازمات: Bell, built-in rear rack, mudguard, tool kit.

3. سیٹ اپ اور اسمبلی

Your DYU C9 electric bike arrives 85% assembled. The following steps detail the final assembly and initial setup.

3.1 ان باکسنگ اور ابتدائی معائنہ

1. پیکنگ سے موٹر سائیکل اور تمام اجزاء کو احتیاط سے ہٹا دیں۔
2. شپنگ کے کسی بھی نقصان کا معائنہ کریں۔ اگر نقصان پایا جاتا ہے تو فوری طور پر کسٹمر سپورٹ سے رابطہ کریں۔
3. Verify all included components are present: bike, charger, tool kit, mudguard, cargo rack.

3.2 ہینڈل بار اور سٹیم اسمبلی

1. Unfold the stem and secure the quick-release lever.
2. Adjust the handlebar height and angle for comfortable riding, then tighten all bolts securely using the provided tools.

3.3 پیڈل کی تنصیب

1. بائیں (L) اور دائیں (R) پیڈل کی شناخت کریں۔
2. The right pedal (R) threads clockwise. The left pedal (L) threads counter-clockwise.
3. Apply a small amount of grease to the pedal threads and screw them into the crank arms. Tighten firmly with a wrench.

3.4 سیٹ ایڈجسٹمنٹ

1. Adjust the seat height to ensure your feet can comfortably touch the ground when stopped, and your legs have a slight bend at the knee when pedaling.
2. Secure the seat post quick-release lever firmly. The applicable height range for riders is 165-190cm.

3.5 ابتدائی بیٹری چارج

Before your first ride, fully charge the battery. Refer to the "Battery Charging and Care" section for detailed instructions.

3.6 پری سواری سیفٹی چیک

• Check tire pressure (recommended 1.7-3.1 bar).
• Ensure brakes are responsive and levers are easily accessible.
• Verify all quick-release levers and bolts are securely tightened.
• Test the lights and bell.

4. آپریٹنگ ہدایات

4.1 پاور آن/آف۔

• To power on the bike, press and hold the power button on the LED display.
• پاور آف کرنے کے لیے، پاور بٹن کو دوبارہ دبائے رکھیں۔

4.2 ایل ای ڈی ڈسپلے فنکشنز

The LED display provides essential riding information:

• رفتار: Displays current riding speed.
• بیٹری کی سطح: باقی بیٹری چارج کی نشاندہی کرتا ہے۔
• پیڈل اسسٹ لیول: Shows the current level of motor assistance.

4.3 پیڈل اسسٹ سسٹم (PAS)

The DYU C9 offers 4 preset speeds for pedal assistance:

• سطح 0: No motor assistance (pure pedal power).
• Level 1 (15 km/h): Low assistance for easy cruising.
• Level 2 (20 km/h): Medium assistance for balanced riding.
• Level 3 (25 km/h): High assistance for maximum speed and uphill climbs.

Use the '+' and '-' buttons on the display to cycle through the assistance levels.

4.4 شفٹنگ گیئرز

The bike is equipped with a 7-speed shifting system. Use the gear shifter on the handlebar to change gears according to terrain and desired pedaling effort. Shift to a lower gear for uphill climbs and a higher gear for flat terrain or downhill riding.

4.5 بریک لگانا

The DYU C9 features dual hydraulic disc brakes. Apply both brake levers simultaneously for effective and controlled stopping. Practice braking in a safe area before riding in traffic.

5. بیٹری چارجنگ اور نگہداشت

Proper battery care is essential for maximizing range and lifespan.

5.1 Removing and Installing the Battery

The 48V 15.6Ah lithium battery is easily removable via a foldable saddle tube. This allows for convenient charging off the bike or secure storage.

• To remove: Unlock the battery (if applicable, check for a key lock), then slide it out from its compartment.
• To install: Align the battery with its slot and slide it in until it clicks into place. Secure any locking mechanism.

5.2 چارج کرنے کا عمل

1. Ensure the bike is powered off before charging.
2. Connect the charger to the charging port on the battery (or bike, if charging on-bike).
3. چارجر کو ایک معیاری وال آؤٹ لیٹ میں لگائیں۔
4. The charger's indicator light will show charging status (e.g., red for charging, green for fully charged).
5. Once fully charged, disconnect the charger from the outlet first, then from the battery/bike.

5.3 بیٹری کی دیکھ بھال کے نکات

• ری چارج کرنے سے پہلے بیٹری کو مکمل طور پر ختم کرنے سے گریز کریں۔
• بیٹری کو ٹھنڈی، خشک جگہ پر رکھیں، مثالی طور پر 10°C اور 25°C (50°F اور 77°F) کے درمیان۔
• If storing for extended periods, charge the battery to about 50-60% every 1-2 months.
• Use only the original charger provided with your bike.

6. فولڈنگ اور اسٹوریج

The quick-fold design of the DYU C9 allows for easy transport and compact storage.

6.1 Folding Procedure

1. یقینی بنائیں کہ موٹر سائیکل بند ہے۔
2. Lower the seat post to its lowest position.
3. Fold the handlebars down by releasing the stem's quick-release lever.
4. Locate the main frame folding latch (usually near the center of the frame). Release the safety catch and then the main latch.
5. Carefully fold the front and rear sections of the frame together until they are compact.
6. Some models may have folding pedals; fold them if applicable.

6.2 اسٹوریج اور ٹرانسپورٹ

• Store the folded bike in a dry, secure location, away from direct sunlight and extreme temperatures.
• The compact size makes it ideal for storage in car trunks, RVs, or on public transport.
• When transporting, ensure the bike is secured to prevent movement and potential damage.

7 دیکھ بھال

Regular maintenance ensures the longevity and safe operation of your DYU C9 electric bike.

7.1 صفائی

• اشتہار کے ساتھ موٹر سائیکل کو باقاعدگی سے صاف کریں۔amp cloth and mild soap. Avoid high-pressure washers, especially near electrical components.
• موٹر سائیکل کو صاف کرنے کے بعد اچھی طرح خشک کریں۔

7.2 ٹائر پریشر

• Check tire pressure before each ride. Maintain pressure between 1.7 and 3.1 bar (25-45 PSI) for optimal performance and safety.

7.3 بریک۔

• پہننے کے لیے بریک پیڈ کا باقاعدگی سے معائنہ کریں اور ضرورت پڑنے پر انہیں تبدیل کریں۔
• Check brake cables (if applicable) and hydraulic lines for damage or leaks.
• Ensure brake levers have proper tension and engagement.

7.4 سلسلہ اور ڈرائیو ٹرین

• Keep the chain clean and lubricated to ensure smooth shifting and prevent wear.
• Inspect gears and derailleur for proper alignment and function.

7.5 Bolts and Fasteners

• Periodically check and tighten all bolts and fasteners, especially on the handlebars, seat post, wheels, and folding mechanisms.

7.6 Professional Service

For complex repairs or annual tune-ups, it is recommended to take your electric bike to a qualified bicycle mechanic.

8 خرابیوں کا سراغ لگانا

This section addresses common issues you might encounter with your DYU C9 electric bike.

If you encounter an issue not listed here or if the suggested solutions do not resolve the problem, please contact DYU customer support.

9. وضاحتیں

Detailed technical specifications for the DYU C9 Folding Electric Bike.

10. کسٹمر سپورٹ

For any questions regarding your DYU C9 electric bike, including assembly, operation, or troubleshooting, please contact our customer support team.

It is recommended to keep the original product packaging for a period after receiving the goods, as it may be useful for returns or service.

Our team aims to reply to inquiries within 24 hours.

Please refer to your purchase documentation for specific contact details.