1. ບົດແນະນຳ
This manual provides essential information for the safe operation, maintenance, and care of your Gotrax 20" Folding Electric Bike R3. Please read this manual thoroughly before your first ride to ensure proper usage and to maximize your riding experience. Retain this manual for future reference.
2. ຂໍ້ມູນຄວາມປອດໄພ
Your safety is paramount. Always wear a helmet and appropriate safety gear when riding. Familiarize yourself with local regulations regarding electric bikes. The R3 electric bike is UL Certified (UL2849), ensuring compliance with safety standards.
ຄຸນນະສົມບັດຄວາມປອດໄພທີ່ສໍາຄັນ:
- ເບກຈານຄູ່: Provides powerful and reliable stopping capability.
- LED Headlight & Rear Reflector: Enhances visibility for safe day and night riding.
- Front Shock Absorber: Improves ride comfort and stability on varied terrain.
3. ເນື້ອໃນຊຸດ
ເມື່ອຖອດຫໍ່ອອກ, ໃຫ້ແນ່ໃຈວ່າລາຍການທັງຫມົດມີຢູ່:
- Gotrax 20" Folding Electric Bike R3 (mostly assembled)
- ເຄື່ອງສາກແບັດເຕີຣີ
- ຄູ່ມືການສອນ
- ເຄື່ອງມືການຕິດຕັ້ງ
- Keys (for battery activation and removal)
4. ການຕິດຕັ້ງ & ການປະກອບ
The R3 electric bicycle comes highly assembled. Follow these steps to prepare your bike for its first ride:
- ການກາງລົດຖີບອອກ: Carefully unfold the main frame until it locks securely. Ensure all quick-release levers are properly fastened.
- ການປັບແຖບຈັບ: Raise the handlebar stem to your desired height and secure the quick-release lever. Ensure the pin is locked to prevent wobbling.
- ການປັບບ່ອນນັ່ງ: Adjust the seat post height for a comfortable riding position, ensuring your feet can touch the ground when stopped. Secure the quick-release lever.
- ການຕິດຕັ້ງ pedal: Attach the pedals using the provided tools. Note that pedals are typically marked 'L' for left and 'R' for right.
- ການເປີດໃຊ້ແບັດເຕີຣີ: Insert the key into the ignition port (located underneath the frame near the folding mechanism) and turn it clockwise to activate the battery.
- ຄ່າ ທຳ ນຽມ: ສາກແບັດເຕີຣີໃຫ້ເຕັມກ່ອນຂີ່ລົດທຳອິດຂອງເຈົ້າ.
Video: GOTRAX R2 Folding Electric Bike - This video demonstrates the unboxing and initial setup of the Gotrax R2 electric bike, which shares similar assembly steps with the R3 model.
5. ອົງປະກອບ & ຄຸນສົມບັດ

Image: The Gotrax R3 Folding Electric Bike, showcasing its overall design and robust tires.
- ມໍເຕີ: 500W brushless motor, providing a top speed of 20 MPH.
- ເກຍ: Shimano 7-speed gear system for versatile riding.
- ຢາງລົດ: 20" x 4" wear-resistant tires suitable for various terrains.
- ແບັດເຕີຣີ: 48V 13.6AH Lithium battery.
- ຊ່ວງ: Up to 70 miles in pedal-assist mode (level 1) and 28 miles in pure electric mode.
- ເວລາສາກໄຟ: ປະມານ 5 ຊົ່ວໂມງສຳລັບການສາກເຕັມ.
- ເບກ: Dual disc brakes for effective stopping power.
- ການລະງັບ: Front shock absorber for a smoother ride.
- ແສງ: LED headlight and rear reflector for visibility.
- ຈໍສະແດງຜົນ: Smart LCD display showing real-time battery, mileage, speed, and error codes.
- ຮູບແບບການຂີ່: Pure electric mode, pedal assist mode (5 levels), and bicycle mode.
- ພັບ: Easy-to-fold design for compact storage (folded size: 35.4"x20.5"x29.3").
- Rear Rack: Sturdy rear rack for carrying items.

Image: Key features of the Gotrax R3 Electric Bike, including 20"x4" fat tires, Shimano 7-speed, dual front suspension, 3 riding modes, and all-terrain capability.
6. ຄໍາແນະນໍາການດໍາເນີນງານ
LCD Display Functions:

Image: The smart LCD display on the Gotrax R3 handlebar, providing essential ride information.
- ແຖບພະລັງງານ: ສະແດງລະດັບແບັດເຕີຣີທີ່ເຫຼືອ.
- ຄວາມໄວ: Shows current riding speed (MPH or KM/H).
- PAS (Pedal Assist Level): Indicates the current pedal assist level (0-5).
- ODO (ເຄື່ອງວັດໄລຍະທາງ): Tracks total distance traveled.
- ການເດີນທາງ: Shows distance for the current trip.
- ລະຫັດຂໍ້ຜິດພາດ: ສະແດງລະຫັດການວິນິດໄສຖ້າມີບັນຫາເກີດຂຶ້ນ.
ການຄວບຄຸມ:
- ເປີດ/ປິດ: Press and hold the 'M' button for two seconds to turn the display on/off.
- ລະດັບຜູ້ຊ່ວຍ Pedal: Use the '+' and '-' buttons on the left handlebar to adjust between 5 pedal assist levels. Level 0 is no assist.
- ຄັນເລັ່ງ: The throttle is located on the right handlebar. Twist it to engage pure electric mode.
- Headlight Activation: Press and hold the 'M' and '+' buttons simultaneously for 2-3 seconds to turn the headlight on/off.
- ຕົວປ່ຽນເກຍ: Use the Shimano 7-speed shifter on the right handlebar to change gears manually.
Video: GOTRAX R2/F2 Folding Electric Bike Test - This video demonstrates the riding experience and various features of the Gotrax R2/F2 electric bikes, including display functions and controls.
7. ແບັດເຕີຣີ & ການສາກໄຟ
The R3 is equipped with a 48V 13.6AH Lithium battery. It offers two convenient charging methods:
- ການສາກໄຟໂດຍກົງ: ສຽບເຄື່ອງສາກໄຟໂດຍກົງໃສ່ຊ່ອງສາກໄຟຂອງລົດຖີບ.
- Removable Battery Charging: Use the key to unlock and remove the battery from the frame, then charge it separately.
A full charge takes approximately 5 hours. Always use the official Gotrax charger.

Image: The high-capacity 48V 13.6AH Lithium battery, emphasizing its range and charging flexibility.
8. Folding & Storage
The R3's foldable design makes it highly portable and easy to store. The folded size is approximately 35.4"x20.5"x29.3".
ຂັ້ນຕອນພັບ:
- Lower the seat post to its lowest position.
- ປ່ອຍຄັນເກຍປ່ອຍໄວຢູ່ເທິງກ້ານມືຈັບ ແລະ ພັບມືຈັບລົງ.
- Locate the main frame folding latch (near the pedals), release the safety catch, and open the latch to fold the bike in half.
- Secure the folded bike with any integrated clasps to prevent it from unfolding during transport.

Image: Illustration of the Gotrax R3's dimensions and its compact folded size for easy storage.
9. ບໍາລຸງຮັກສາ
Regular maintenance ensures the longevity and safe operation of your R3 electric bike. Refer to the included instruction manual for a detailed maintenance schedule and specific care instructions.
ຄໍາແນະນໍາການບໍາລຸງຮັກສາທົ່ວໄປ:
- Keep tires properly inflated (check PSI regularly).
- Inspect brakes for wear and proper function.
- ຮັກສາລະບົບຕ່ອງໂສ້ໃຫ້ສະອາດ ແລະ ມີນໍ້າມັນຫລໍ່ລື່ນ.
- ກວດເບິ່ງ bolts ແລະ fasteners ທັງຫມົດສໍາລັບຄວາມແຫນ້ນ.
- Store the bike in a dry, cool place.
10. ການແກ້ໄຂບັນຫາ
The smart LCD display can show error codes to help diagnose issues. Consult your detailed instruction manual for a list of common error codes and their corresponding solutions. For complex issues, contact Gotrax customer service.
11. ຂໍ້ມູນຈໍາເພາະ
| ຄຸນສົມບັດ | ຂໍ້ມູນຈໍາເພາະ |
|---|---|
| ປະເພດລົດຖີບ | ລົດຖີບໄຟຟ້າ |
| ຊື່ຕົວແບບ | R3 |
| ມໍເຕີ | 500W Brushless |
| ຄວາມໄວສູງສຸດ | 20 MPH |
| ແບັດເຕີຣີ | 48V 13.6AH Lithium |
| ໄລຍະການຊ່ວຍເຫຼືອ Pedal | Up to 70 miles (Level 1) |
| ຊ່ວງໄຟຟ້າບໍລິສຸດ | ເຖິງ 28 ໄມ |
| ເວລາສາກໄຟ | 5 ຊົ່ວໂມງ |
| ຂະໜາດລໍ້ | 20 ນິ້ວ |
| ຂະໜາດຢາງ | 20" x 4" |
| ເກຍ | Shimano 7-Speed |
| ແບບເບກ | ເບກດິດແບບຄູ່ |
| ປະເພດ Suspension | Dual Front Suspension |
| ວັດສະດຸກອບ | ອາລູມີນຽມ |
| ຂະໜາດພັບ | 35.4"x20.5"x29.3" |
| ຄວາມອາດສາມາດນ້ໍາຫນັກ | ສູງສຸດ 264 lbs |
| ການຢັ້ງຢືນ UL | UL2849 |
12. ການຮັບປະກັນແລະການສະ ໜັບ ສະ ໜູນ
Gotrax offers a 365-day part assurance for your R3 electric bike. If you encounter any problems or require assistance, please contact Gotrax customer service. We are committed to providing 100% satisfactory after-sales service.
For customer service, refer to the contact information provided in your physical instruction manual or visit the official Gotrax webເວັບໄຊ.





