1. المقدمة
This manual provides essential information for the safe operation, assembly, maintenance, and troubleshooting of your Aostirmotor A20 Folding Electric Bike. Please read this manual thoroughly before your first ride and keep it for future reference.
The Aostirmotor A20 is a 500W folding electric bike designed for adults, featuring 20"x4" fat tires, a 36V 13AH removable lithium battery, and Shimano 7-speed gearing. It offers a top speed of up to 25 MPH and is suitable for various terrains.
2. الإعداد والتجميع
Your Aostirmotor A20 electric bike is 95% pre-assembled. The following steps will guide you through the final assembly process.
2.1 فك الصندوق والفحص الأولي
Carefully cut the straps and open the box. Gently remove the bike and all accessories, placing them on a soft surface to prevent damage. Verify all components listed in the packing list are present.
Video: How to install the A20/G20 Electric Bike? This video demonstrates the unboxing process and initial assembly steps for the Aostirmotor A20 electric bike, including handlebar, display, saddle, front tire, and pedal installation.
2.2 تركيب المقود
Fold the stem up and release the clamp. Remove the screw, washer, and nut. Place the handlebars onto the stem, ensuring they are aligned. Secure the handlebars with the clamp, screw, washer, and nut, then tighten.
Image: Close-up of the handlebar assembly area, showing the stem and clamp آلية.
2.3 تركيب العرض
Remove the screw from the display clamp. Secure the display onto the handlebar, ensuring it is positioned for easy viewing. Reinsert and tighten the screw to secure the display.
Image: The 866-LCD display showing speed, battery power, mileage, gear, and wattage.
2.4 تركيب السرج
Insert the saddle post into the bike frame. Adjust the height to your preference and tighten the quick-release clamp لتأمين السرج.
2.5 Front Tire Installation
Turn the bike upside down. Remove the protective plastic cover from the disc brake. Loosen the nuts on the front axle. Align the disc brake with the caliper and slide the tire through the forks. Re-tighten the nuts securely to ensure the tire is firmly in place.
الصورة: الجبهة view of the Aostirmotor A20 electric bike, highlighting the fat tire and front fork.
2.6 تركيب الدواسة
Identify the left (L) and right (R) pedals. The left pedal threads counter-clockwise, and the right pedal threads clockwise. Insert each pedal into its corresponding crank arm and tighten using a size 15 wrench.
2.7 Front Fender and Headlight Installation
Remove the bolt and nut from the front fork. Slide the fender through the forks, ensuring the front part is correctly oriented. Feed the bolt through the headlight bracket and then through the fender, securing it with the nut on the opposite side. Tighten with an Allen key, ensuring the fender does not touch the wheel.
Image: Close-up of the integrated headlight on the front of the Aostirmotor A20 electric bike.
2.8 Rear Rack Installation (Optional)
If your model includes a rear rack, attach it to the designated mounting points on the rear frame of the bike. Secure it firmly with the provided screws and tools.
Video: How to install the A20/G20 rear rack? This video provides a step-by-step guide for installing the rear rack on your Aostirmotor A20 electric bike.
2.9 Red Reflector Installation
Attach the red reflector to the back of the saddle post. Adjust the angle to ensure maximum visibility and tighten the clamp بأمان.
3. تشغيل دراجتك الكهربائية
3.1 شحن البطارية
The 36V 13AH removable lithium battery can be charged on or off the bike. Connect the 110-220V charger to the battery charging port. A full charge takes approximately 4-6 hours. Recharge regularly to extend battery life.
Image: The 36V 13AH removable lithium battery, highlighting its waterproof design and convenient charging.
3.2 أوضاع الركوب
Your Aostirmotor A20 offers three riding modes:
- مساعدة الدواسة: The motor provides assistance as you pedal. Offers 28+ miles range.
- Pure Electric (Throttle): Use the throttle for fully electric propulsion. Offers 18+ miles range.
- Normal Bike: Ride without any electric assistance.
Note: Range varies based on road conditions, weather, and rider weight.
3.3 وظائف شاشة LCD
The 866-LCD display provides real-time information. You can set the wheel diameter, speed, backlight, mileage unit, and PAS (Pedal Assist System) gear. The screen displays battery power, current speed, mileage, selected gear, and wattage.
3.4 آلية الطي
The bike features a foldable design, reducing its size by over half for easy storage and transport. The folded size is approximately 35.4 x 27.6 inches.
Image: The Aostirmotor A20 electric bike in its folded configuration, demonstrating its compact size for transport in a car trunk, elevator, or public transport.
4. الصيانة
تضمن الصيانة المنتظمة طول عمر وتشغيل دراجتك الكهربائية بشكل آمن.
4.1 العناية العامة
- احرص على إبقاء الدراجة نظيفة، خاصة بعد ركوبها في ظروف رطبة أو موحلة.
- قم بفحص جميع البراغي والصواميل وشدها بانتظام.
- Inspect tires for wear and proper inflation. The recommended tire pressure is typically found on the tire sidewall (e.g., max 20psi for 20x4.0 fat tires).
- قم بتشحيم السلسلة والأجزاء المتحركة الأخرى حسب الحاجة.
4.2 العناية بالبطارية
- Recharge the battery regularly, even if not in frequent use, to extend its lifespan.
- تجنب تفريغ البطارية بالكامل.
- قم بتخزين البطارية في مكان بارد وجاف بعيدًا عن أشعة الشمس المباشرة ودرجات الحرارة القصوى.
5. استكشاف الأخطاء وإصلاحها
If you encounter issues with your Aostirmotor A20, refer to the following common problems and solutions:
| مشكلة | السبب المحتمل | حل |
|---|---|---|
| الدراجة لا تعمل | Low battery, loose battery connection, power switch off | Charge battery, check battery connection, ensure power switch is on |
| المحرك لا يساعد | PAS level too low, throttle issue, motor connection issue | Increase PAS level on display, check throttle cable, inspect motor connections |
| Display error codes (e.g., E-21) | Controller malfunction, sensor issue | Refer to the full user guide for specific error codes or contact customer support. |
| Tires not inflating | Valve issue, puncture, pump malfunction | Check valve stem, inspect for punctures, ensure pump is working correctly. |
For more detailed troubleshooting or if the issue persists, please contact Aostirmotor customer support.
6. المواصفات
| ميزة | التفاصيل |
|---|---|
| نوع الدراجة | دراجة كهربائية قابلة للطي |
| المحرك | 500W brushless motor (Peak 550W) |
| السرعة القصوى | تصل إلى 25 ميلا في الساعة |
| بطارية | بطارية ليثيوم قابلة للإزالة 36 فولت 13 أمبير/ساعة |
| وقت الشحن | 4-6 ساعة |
| الإطارات | 20"x4.0" Fat Tire |
| التروس | شيمانو 7 سرعات |
| مادة الإطار | الألومنيوم |
| عرض | 866-LCD Digital Display |
| الحجم المطوي | 35.4 × 27.6 بوصة |
| وزن العنصر | 64 رطل |
| توصية الوزن الأقصى | 260 رطل |
| الارتفاع الموصى به | 5.2-6.3 قدم |
7. الضمان والدعم
All Aostirmotor E-bikes come with a 365-day warranty covering the battery, motor, controller, display, and other non-wearing parts. Lifetime technical support is also provided.
For any issues or inquiries, you can contact Aostirmotor directly through your order details or via email. Customer support typically responds within 24 hours.
For assembly assistance, refer to the installation videos available on the product page. For return policy details, please download the terms from the product pages.