Gotrax 20" Folding Electric Bike R1 User Manual

1. Introduction

Welcome to the Gotrax R1 Folding Electric Bike user manual. This manual provides essential information for the safe and efficient operation, assembly, and maintenance of your new electric bicycle. Please read it thoroughly before your first ride to ensure a safe and enjoyable experience.

The Gotrax R1 is designed for versatile use, including daily commuting, campus travel, park riding, and other adventures. It features a powerful motor, long-range battery, and a convenient foldable design.

2. Safety Information

Your safety is paramount. Always wear a helmet and appropriate safety gear when riding. Adhere to all local traffic laws and regulations. Regular maintenance is crucial for safe operation.

Important Safety Precautions:

• Always perform a pre-ride inspection: check tire pressure, brakes, lights, and battery connection.
• Do not ride under the influence of alcohol or drugs.
• Avoid riding in adverse weather conditions (heavy rain, snow, ice).
• Ensure the battery is properly installed and activated before riding. Turn the key clockwise to the end to activate battery output. Press and hold the M button for two seconds to turn on the display and start riding. Press and hold the M button again to switch off the power.
• Be aware of your surroundings and other road users.
• Do not exceed the maximum weight recommendation of 264 pounds.
• Keep the two battery keys safe. Replacement keys may take a long time to obtain.

3. Product Overview and Components

The Gotrax R1 electric bike is equipped with several key components designed for performance and convenience.

Figure 3.1: Gotrax R1 Folding Electric Bike (White)

This image shows the Gotrax R1 electric bike in its full, unfolded state, highlighting its main features. An inset image displays the bike in its compact, folded configuration, demonstrating its portability.

Key Components:

• Frame: Durable iron frame, foldable for easy storage and transport.
• Motor: 350W motor with a peak power of 500W, providing speeds up to 20mph.
• Battery: 48V/7.8Ah removable lithium-ion battery, offering up to 40 miles of range in Pedal-assist1 mode or 15.5 miles in pure electric mode.
• Wheels: 20-inch wheels with 2.6-inch resistant tires.
• Brakes: Dual 160mm mechanical disc brakes for reliable stopping power.
• Display: Large smart LCD display showing speed, battery level, and mileage.
• Lighting: LED headlight and rear reflector for increased visibility.
• Rear Rack: Integrated rear cargo rack for enhanced portability and carrying capacity.
• Handlebar: Height-adjustable handlebar for customized comfort.

4. Setup and Assembly

The Gotrax R1 electric bike comes partially assembled. Follow these steps to complete the assembly and prepare for your first ride.

Assembly Steps:

1. Unboxing: Carefully remove all components from the packaging. Retain packaging for future transport or storage.
2. Unfolding the Frame: Unfold the main frame of the bike until it locks securely into place. Ensure all quick-release levers are tightened.
3. Installing the Front Wheel: Attach the front wheel to the fork. Ensure the disc brake rotor aligns correctly with the caliper. Secure the wheel with the provided quick-release skewer or nuts.
4. Installing the Handlebar: Insert the handlebar stem into the head tube and adjust the height to your preference. Tighten the stem clamp securely. Ensure the handlebars are straight and aligned with the front wheel.
5. Installing the Seat Post and Saddle: Insert the seat post with the saddle attached into the seat tube. Adjust the saddle height for comfortable pedaling, ensuring your leg has a slight bend at the bottom of the pedal stroke. Secure the seat post with the quick-release clamp.
6. Attaching Pedals: Identify the left (L) and right (R) pedals. The left pedal threads counter-clockwise, and the right pedal threads clockwise. Apply a small amount of grease to the threads and screw them firmly into the crank arms.
7. Battery Installation: Ensure the battery is securely inserted into its compartment. Turn the key to the 'ON' position to activate the battery.
8. Pre-Ride Checks: Before your first ride, double-check all bolts, nuts, and quick-release levers for tightness. Verify brake functionality, tire pressure (recommended 35-45 PSI), and ensure the display powers on.

Figure 4.1: Foldable and Lightweight Frame

This image illustrates the compact, folded state of the Gotrax R1 electric bike, demonstrating how easily it can be carried, such as up a flight of stairs, emphasizing its portability.

5. Operating Instructions

Familiarize yourself with the operating modes and controls of your Gotrax R1 electric bike.

5.1 Powering On/Off and Display Usage

• Power On: Ensure the battery key is fully turned clockwise to the end. Press and hold the 'M' button on the display for two seconds to power on the bike and activate the display.
• Power Off: Press and hold the 'M' button again for two seconds to power off the bike.
• Display Functions: The smart display shows current speed, battery level, and trip mileage. Refer to the detailed display manual (if provided separately) for specific function key operations and settings.

Figure 5.1: Smart Display

This image provides a close-up view of the bike's smart LCD display, which shows essential riding information such as speed, battery level, and mileage in real-time.

5.2 Riding Modes

The Gotrax R1 offers three riding modes:

1. Pedal-Assist Mode (PAS): This mode provides electric assistance as you pedal. There are 5 pedal-assist levels. Higher levels provide more assistance and speed.

   Pedal-Assist Performance

   PAS Level	Speed (MPH)	Mileage (Miles)
   1	8-11	40
   2	11-13	35
   3	13-14	31
   4	14-17	28
   5	17-20	25

   *All tests were performed on flat ground, with tires at 35 PSI. Few starts and stops, total payload about 176lbs/80kg.
2. Pure Electric Mode (Throttle Only): Use the throttle to propel the bike without pedaling. This mode offers a maximum speed of 20mph and a range of approximately 15.5 miles.
3. Normal Bicycle Mode: Ride the bike like a traditional bicycle with no electric assistance.

5.3 Charging the Battery

The 48V/7.8Ah battery can be fully charged in approximately 5.5 hours. You can charge the battery while it is installed on the bike or remove it for charging.

• Connect the charger to the charging port on the bike or directly to the battery if removed.
• Plug the charger into a standard wall outlet.
• The charger indicator light will typically turn red during charging and green when fully charged.
• Always use the original charger provided with your bike.

Figure 5.2: Battery Charging Options

This image illustrates the two convenient charging methods for the Gotrax R1's 48V 7.8Ah removable battery: charging while installed on the bike or charging the battery separately after removal. It also highlights the 5.5-hour fast charge time and up to 40 miles range.

6. Maintenance

Regular maintenance ensures the longevity and safe operation of your Gotrax R1 electric bike.

General Maintenance Tips:

• Tires: Check tire pressure regularly (recommended 35-45 PSI) and inspect for wear or damage.
• Brakes: Periodically check brake pads for wear and ensure brake levers provide firm and responsive stopping power. Adjust as needed.
• Chain: Keep the chain clean and lubricated to ensure smooth operation and prevent rust.
• Battery Care: Store the battery in a cool, dry place. If storing for extended periods, charge it to about 50-70% every few months. Avoid fully discharging the battery.
• Cleaning: Clean the bike with a damp cloth. Avoid using high-pressure water jets directly on electrical components.
• Fasteners: Regularly check and tighten all bolts, nuts, and quick-release mechanisms.

7. Troubleshooting

This section addresses common issues you might encounter with your Gotrax R1 electric bike.

8. Specifications

Figure 8.1: Gotrax R1 Dimensions and Specifications

This diagram provides detailed measurements of the Gotrax R1 electric bike in its unfolded state, along with recommended rider height and maximum load capacity, ensuring proper fit and safe usage.

9. Warranty and Support

Gotrax is committed to providing quality products and customer service.

• Warranty: The Gotrax R1 comes with a Limited 180 Day Warranty that covers parts or issues due to manufacturer defects.
• Part Assurance: Gotrax offers a 365-day part assurance.
• Customer Service: For any questions, concerns, or support needs, please contact Gotrax customer service. They offer 24-hour customer service.
• UL2849 Certified: The Gotrax R1 is UL2849 certified, ensuring it meets high safety standards.

For further assistance, please refer to the official Gotrax website or contact their support team directly.