Engwe Engine Pro 2.0 Electric Bike User Manual
Welcome to your new Engwe electric bike. This manual provides comprehensive instructions for assembly, operation, maintenance, and safety. Please read it carefully before use.
Safety Instructions
Dear User, thank you for choosing our product. Please read this manual carefully to familiarize yourself with the product's features and operating procedures. For your safety, pay close attention to the warnings and instructions provided. Failure to follow these instructions may result in injury or damage to the product. Keep this manual for future reference.
General Safety Precautions:
- Always wear a helmet and protective gear when riding.
- Ensure the bike is in good working order before each ride.
- Do not operate the bike under the influence of alcohol or drugs.
- Obey all traffic laws and regulations.
- Be aware of your surroundings and ride defensively.
- Avoid riding in adverse weather conditions (heavy rain, snow, ice).
- Do not overload the bike beyond its maximum weight capacity.
- Regularly check tire pressure and adjust as needed.
- Keep children away from the bike and its components.
- Do not attempt to modify the bike's electrical system or components without authorization.
- Ensure all screws and bolts are tightened before riding.
- Familiarize yourself with the bike's functions and controls before riding in traffic.
- Do not use the bike for stunts or jumps.
- The bike is designed for riding on paved surfaces or well-maintained paths. Avoid rough terrain.
- Battery Safety:
- Only use the provided charger.
- Do not expose the battery to extreme temperatures.
- Do not disassemble or puncture the battery.
- Charge the battery in a well-ventilated area.
- If the battery is damaged, do not use it. Contact customer service.
- Ensure the battery is fully charged before the first use.
- Environmental Considerations:
- Do not dispose of the product or battery in household waste.
- Follow local regulations for disposal and recycling.
Quick Start Guide
This section guides you through the initial setup and basic operation of your Engwe Engine Pro 2.0.
2.1 Installation Guide
Warning: Ensure all parts are present before assembly. If any parts are missing or damaged, contact customer service immediately.
2.1.1 General Installation Warnings
- Read all instructions before starting.
- Assembly requires basic mechanical skills. If unsure, seek professional assistance.
- Keep small parts away from children.
- Use the provided tools and hardware.
- Ensure all connections are secure.
2.1.2 Unpacking the Box
- Carefully open the main box.
- Remove the bike frame and all accessories.
- Check the contents against the packing list.
- Dispose of packaging materials responsibly.
2.1.3 Handlebar Installation
- Remove the protective cover from the handlebar stem.
- Insert the handlebar stem into the fork's steerer tube.
- Align the stem with the front wheel.
- Secure the stem using the provided M5 screws and Allen key. Ensure it is firmly tightened.
- Adjust the handlebar angle for comfort.
2.1.4 Front Fender and Headlight Installation
- Attach the front fender to the fork using the provided M5 screws.
- Mount the front headlight to the designated bracket on the fork or frame.
- Connect the headlight cable to the corresponding connector on the bike's wiring harness.
2.1.5 Wheel Installation
- Install the front wheel into the fork dropouts. Ensure the wheel is centered.
- Secure the front wheel using the quick-release skewer or axle nuts.
- Install the rear wheel into the rear dropouts. Ensure the chain is properly engaged with the cassette.
- Secure the rear wheel using the quick-release skewer or axle nuts.
2.1.6 Saddle Installation and Adjustment
- Insert the seat post into the seat tube on the frame.
- Attach the saddle to the seat post clamp.
- Adjust the saddle height and angle for comfort. Ensure the seat post is inserted to the minimum insertion line.
- Tighten the seat post clamp.
2.1.7 Rear Fender and Rear Rack Installation
- Attach the rear fender to the frame using the provided M5 screws.
- Mount the rear rack onto the frame's mounting points.
- Secure the rear rack with the provided screws.
2.1.8 Rear Light Installation
- Mount the rear light to the rear fender or seat post.
- Connect the rear light cable to the bike's wiring harness.
2.1.9 Pedal Installation
- Identify the left (L) and right (R) pedals.
- Thread the right pedal clockwise into the right crank arm.
- Thread the left pedal counter-clockwise into the left crank arm.
- Tighten both pedals securely using a pedal wrench.
2.1.10 Final Assembly Check
After completing the installation, perform a thorough check:
- Ensure all screws and bolts are tightened.
- Check that the wheels spin freely.
- Verify that the brakes are functioning correctly.
- Ensure the battery is securely installed.
- Check that all cables are properly connected and routed.
2.2 Folding Method
To fold the bike:
- Release the quick-release lever on the handlebar stem. Fold the handlebars down.
- Release the quick-release lever on the frame. Fold the frame in half.
- Release the quick-release lever on the seat post. Lower the seat post.
- Secure the folded bike using the magnetic clasps if available.
2.3 Battery Removal
To remove the battery:
- Ensure the bike is powered off.
- Locate the battery lock mechanism on the frame.
- Insert the key and turn it to the unlock position.
- Gently slide the battery out of its compartment.
2.4 Charging Method
There are two ways to charge the battery:
- Direct Charging from Frame: Connect the charger to the charging port on the bike frame and then to a power outlet.
- Charging the Removed Battery: Remove the battery (see 2.3) and connect the charger to the battery's charging port, then to a power outlet.
Note: Use only the original charger. Do not use the charger if the cable is damaged. Fully charge the battery before the first use. Ensure the battery is fully charged before storing the bike for a long period. It is recommended to charge the battery at least once every 2-3 months if stored.
2.5 Quick Usage
Display Settings:
The display allows you to customize various settings. Access settings by pressing and holding the 'M' button. Use the '+' and '-' buttons to navigate and adjust values. Press 'M' to confirm and save.
- P01: Backlight Brightness: Adjusts the display backlight intensity (Level 0-3).
- P02: Unit Setting: Sets the speed unit (0: KM/H, 1: MPH).
- P03: Wheel Diameter: Sets the wheel diameter (10-32 inches). This is crucial for accurate speed display. The default is 26 inches.
- P04: Time Unit Setting: Sets the automatic shutdown time (0-60 minutes).
- P05: Power Assist Level: Sets the number of assist levels (1-5).
- P06: Wheel Diameter (again): Sets the wheel diameter (1-32 inches). This setting is critical for accurate speed readings.
- P07: Speed Unit: Sets the speed unit (0: KM/H, 1: MPH).
- P08: Max Speed Limit: Sets the maximum speed limit (1-25 km/h for EU version, 1-28 MPH for US version).
- P09: Throttle Mode: Sets the throttle mode (0: No throttle, 1: Throttle only, 2: Throttle and pedal assist combined).
- P10: Assist Start Mode: Sets the assist start mode (0: Manual start, 1: Boost start).
- P11: Driving Mode: Sets the driving mode (0: Pedal assist, 1: Electric only).
Note: This model does not support settings P12-P18.
Restore Factory Settings:
If you encounter issues or want to reset the display to default settings, navigate to P19 and select 'Y' to restore factory defaults.
2.6 Instrument Settings
Refer to section 2.5 for detailed instrument settings.
Maintenance Notes
Regular maintenance ensures the longevity and safe operation of your electric bike.
3.1 Precautions on Electric Bike Use
- General: Ensure the battery is sufficiently charged before riding. Check that all screws and bolts are tightened.
- Handlebar and Saddle Adjustment: Adjust the handlebar and saddle height to suit your stature. Ensure the seat post and handlebar stem are fully inserted and secured.
- Power Connection and Adjustment: Ensure the battery is properly connected. Adjust the brake sensitivity as needed.
- Gear Adjustment: Adjust the gears for smooth shifting. If gears are not shifting correctly, consult a professional or the service center.
- Braking Instructions: Apply brakes smoothly and progressively. Avoid sudden braking, especially with the front brake only, as this can cause loss of control.
3.2 Vehicle Maintenance and Self-check
Regular Checks:
- Tires: Check tire pressure regularly (max 20 PSI for this model). Inspect for wear and damage.
- Brakes: Ensure brake levers are responsive and brakes are effective. Adjust if necessary.
- Chain: Keep the chain clean and lubricated. Check for wear and tension.
- Screws and Bolts: Periodically check and tighten all visible screws and bolts.
- Battery: Ensure the battery is securely locked in place.
- Electrical Connections: Check that all electrical connectors are clean and secure.
Motor Maintenance:
The motor is a sealed unit and generally requires no maintenance. If you experience issues, contact authorized service personnel. Do not attempt to open the motor housing.
Battery Maintenance:
- Keep the battery clean and dry.
- Avoid exposing the battery to extreme temperatures.
- Charge the battery regularly, even if not in use.
- If the battery capacity drops significantly, contact customer service.
3.3 Troubleshooting
Refer to the table below for common issues and their solutions.
| Phenomenon | Possible Cause | Common Solution |
|---|---|---|
| Vehicle does not function | Battery is not charged or insufficient charge. | Recharge the battery. Check if the battery is properly installed. |
| Insufficient power | Battery is aging or damaged. Frequent charging/discharging. | Replace the battery. Contact after-sales service. |
| Motor does not work | Loose connection to the motor or damage to the motor. | Check the connection. Contact after-sales service. |
| Abnormal acceleration | Insufficient acceleration from the battery. | Recharge the battery. Replace the battery if necessary. |
| Error Code | Controller fault, communication error, Hall sensor fault, accelerator fault, brake fault, motor fault. | Refer to the error code table below. If the error persists, contact authorized service personnel. |
Error Codes:
| Error Code | Error Phenomenon |
|---|---|
| E001 | Controller fault |
| E002 | Communication error (between controller and display) |
| E003 | Hall anomaly (Hall element in the motor is damaged) |
| E004 | Accelerator fault |
| E005 | Brake fault (signal on the brake lever) |
| E006 | Motor fault |
Note: If you encounter an error code, turn off the power, wait a moment, and then turn it back on. If the error persists, contact the after-sales service for assistance.
Service Guide
4.1 After-Sales Service and Warranty Coverage
Warranty Principles:
This warranty applies to the original owner of the Engwe electric bike. The warranty period starts from the date of purchase.
- Frame: 12 months
- Motor: 12 months
- Battery: 12 months
- Controller, Display, Throttle, Brake Levers, Saddle, Seat Post, Handlebars, Stem, Folding Parts, Pedals, Crankset, Chain, Derailleur, Front/Rear Fenders, Front/Rear Lights, Reflectors, Kickstand: 6 months
- Tires, Tubes: 3 months
- Accessories: 1 month
Warranty Exclusions:
- Normal wear and tear.
- Damage caused by improper assembly, modification, or unauthorized repairs.
- Damage from accidents, misuse, or neglect.
- Tire punctures from sharp objects.
- Damage to the battery due to improper charging or storage.
- Cosmetic damage.
Warranty Service:
For warranty claims, contact the authorized dealer or Engwe customer service. Proof of purchase and the warranty card may be required. The manufacturer reserves the right to inspect the product and determine warranty coverage.
Attention: Limited warranty does not apply to any subsequent owner or other transferee of the electric bike.
4.2 Warranty Card and Repair Records
Please fill out the warranty card accurately and keep it for your records. It is required for warranty service.
| User | Employer | Contact Name | Communication Address | Telephone | Date of Purchase | Vehicle Model | Frame Number | Color | Invoice Number | Date | Repair Record | Maintenance Content | Annotation |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ENGINE PRO 2.0 |
4.3 Product Parameters Table
| Product Model | Frame Material | Max Load Capacity | Max Speed | Motor Torque | Battery Capacity | Max Range | Tire Dimensions | Tire Pressure | Charger | Charging Duration | Waterproof Level | Vehicle Weight | Max Load Capacity of Rear Rack |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ENGINE PRO 2.0 | Aluminum Alloy | 150KG / 330lbs. | 25km/h (European version) / 28MPH (American version) | 75Nm Max | 832wh Lithium-ion | 110km/68miles* | 20X4" Front/Rear | Not more than 20PSI | 52V 3A | 6~8 hours | IPX5 | 31.6kg / 70lbs. | 25kg/55lbs. |
*The range is affected by factors such as rider weight, terrain, temperature, wind, and battery charge level. The maximum speed is limited by the gear setting. For European version, the speed is limited to 25km/h. For American version, it is 28MPH (assist level 5). The actual range may vary.
