Introduction
This manual provides essential information for the safe and efficient operation, maintenance, and troubleshooting of your HITWAY BK7S Electric Bicycle. Please read this manual thoroughly before your first ride and keep it for future reference.
The HITWAY BK7S is a powerful 26-inch electric mountain bike designed for daily use and commuting, featuring a 250W brushless motor, a 36V 12Ah removable battery, and a 7-speed transmission system. Its aluminum alloy frame and front fork shock absorption ensure a comfortable and secure riding experience across various terrains.
Safety Information
Always prioritize safety when operating your electric bicycle. Adhere to local traffic laws and regulations. Wearing a helmet is strongly recommended.
- Perform a pre-ride inspection before each use, checking brakes, tires, and battery level.
- Ensure all components are securely fastened.
- Do not exceed the maximum load capacity of 120 kg.
- Be aware of your surroundings and ride defensively.
- The bicycle is equipped with high-intensity headlights and rear reflectors for enhanced visibility during night riding. Always use them in low-light conditions.
- The dual-disc braking system provides reliable stopping power. Familiarize yourself with its operation.
Package Contents
Upon unpacking, verify that all the following items are included:
- HITWAY BK7S Electric Bicycle
- Assembly Accessories
- Battery Charger
- User Manual (this document)
- Pump
- Lock
Setup
1. Assembly
Your HITWAY BK7S electric bicycle comes partially disassembled. Assembly is straightforward with the included tools. Refer to the specific assembly instructions provided in the separate manual for detailed steps. Ensure all bolts and quick releases are tightened securely before riding.
2. Initial Battery Charge
Before first use, fully charge the battery. The BK7S features a removable 36V 12Ah battery for convenient charging.
- Locate the charging port on the battery or frame.
- Connect the charger to the battery, then plug the charger into a power outlet.
- The charging indicator on the charger will change (e.g., from red to green) when fully charged. Charging time is approximately 5.5-6.5 hours.
- Disconnect the charger once charging is complete.

Image: The removable 36V 12Ah battery integrated into the bicycle frame, highlighting its durability and safety features. The image also shows icons for battery capacity, removability, range (35-90KM), and charging time (5.5-6.5h).
3. Pre-Ride Checks
- Tires: Ensure tires are inflated to the recommended pressure (26 x 2.35 inches).
- Brakes: Test both front and rear brakes for proper function.
- Handlebars & Seat: Confirm they are securely tightened and adjusted to your comfort.
- Lights: Check that the front headlight and rear reflectors are working.

Image: The HITWAY BK7S electric bicycle in black and blue, shown with included accessories like a pump and lock. This provides an overall view of the assembled product.
Operating the Bicycle
1. Powering On/Off
To power on the bicycle, press and hold the power button on the intelligent LCD display. To power off, press and hold the same button.
2. Riding Modes
The HITWAY BK7S offers multiple riding modes:
- Assistance Mode: Provides electric motor assistance as you pedal. The level of assistance can be adjusted via the display.
- Regular Riding Mode: The bicycle operates as a traditional pedal bike with no electric assistance.
- Walk Mode: Engages the motor to assist when pushing the bike, at a speed of approximately 6 km/h. This mode is useful for navigating pedestrian areas or steep inclines while walking alongside the bike.
3. Gear Shifting
The bicycle is equipped with a 7-speed transmission system, allowing you to adapt to various terrains and optimize your pedaling effort. Use the gear shifter on the handlebars to change gears smoothly.

Image: Top part shows the multifunctional LCD display indicating battery status, speed, power switch, and mileage. The bottom part illustrates the 7-speed transmission gear, emphasizing increased climbing ability and terrain adaptability.
4. Intelligent LCD Display
The high-definition intelligent display provides real-time riding data. Upon powering on, the display becomes fully visible, showing:
- Battery status
- Current speed
- Mileage
- Gear selection
- Headlight control
- Error codes (if any, to assist in quick troubleshooting)
5. Braking System
The dual-disc braking system ensures effective and safe stopping. Apply both brakes simultaneously for optimal control. Regular inspection of brake pads and cables is recommended.

Image: A visual breakdown of key bicycle components including the LED rear light, disc brake, front light, and bell, illustrating their positions on the bike.
6. Front Shock Absorption
The front fork shock absorption system enhances stability and comfort, allowing for smoother rides over uneven road surfaces.

Image: The HITWAY BK7S electric bicycle shown with its front shock absorption system highlighted, indicating improved stability and comfort on various road surfaces.
Maintenance
Regular maintenance ensures the longevity and optimal performance of your electric bicycle.
1. Battery Maintenance
- Charge the battery regularly, even if not in use, to maintain its health.
- Avoid completely draining the battery before recharging.
- Store the battery in a cool, dry place, away from direct sunlight and extreme temperatures.
2. Tire Care
- Check tire pressure before each ride. Proper inflation improves efficiency and reduces the risk of punctures.
- Inspect tires for wear, cuts, or embedded objects.
3. Cleaning
Clean your bicycle regularly with a damp cloth and mild soap. Avoid using high-pressure washers directly on electrical components.
4. Brake Inspection
Periodically check brake pads for wear and replace them if necessary. Ensure brake levers are responsive and cables are not frayed.
5. General Checks
- Inspect all nuts and bolts for tightness.
- Lubricate the chain regularly to ensure smooth gear changes.
- Check for any unusual noises or vibrations during operation.
Troubleshooting
This section addresses common issues you might encounter. For more complex problems, consult a qualified technician or contact customer support.
| Problem | Possible Cause | Solution |
|---|---|---|
| Bicycle does not power on. | Battery is low or not properly connected. | Charge the battery fully. Ensure the battery is securely seated in its compartment. |
| Motor assistance is weak or non-existent. | Low battery, incorrect riding mode, or sensor issue. | Check battery level. Ensure you are in Assistance Mode. Check for error codes on the display. |
| Display shows an error code. | System malfunction. | Refer to the specific error code in the detailed user manual for diagnosis and resolution. If persistent, contact support. |
| Brakes feel spongy or ineffective. | Worn brake pads, loose cables, or air in hydraulic system (if applicable). | Inspect brake pads and replace if worn. Adjust brake cable tension. For hydraulic brakes, professional service may be required. |
Specifications
Detailed technical specifications for the HITWAY BK7S Electric Bicycle:
| Feature | Specification |
|---|---|
| Model | BK7S |
| Body Material | Aluminum Alloy |
| Dimensions (L x W x H) | 1770mm x 680mm x 1100mm (177 x 68 x 110 cm) |
| Wheel Size | 26 inches (26 x 2.35 air tires) |
| Net Weight | 24.3 kg |
| Maximum Load | 120 kg |
| Maximum Speed | 25 km/h |
| Mileage (Assistance Mode) | 35-90 km (influenced by road conditions, temperature, weight, etc.) |
| Maximum Climbing Angle | 25 degrees |
| Battery | 36V 12Ah (Removable) |
| Motor Rated Power | 250W (Brushless) |
| Transmission | 7 Speeds |
| Brakes | Dual Disc Brakes |
| Suspension | Front Fork Suspension |
| Recommended Height | 162-195 cm |

Image: Diagram showing the dimensions of the HITWAY BK7S electric bicycle (1770mm length, 1100mm height, 680mm width) and a graphic indicating the recommended user height range (162-195cm), bicycle weight (23.3kg), and load capacity (120kg).

Image: An illustration detailing the 250W motor, maximum climbing slope of 25 degrees, and maximum speed of 25 km/h, providing key performance metrics of the electric bicycle.
Warranty and Support
For warranty information and customer support, please refer to the specific warranty card included with your product or contact HITWAY customer service directly. Keep your purchase receipt as proof of purchase.
For technical assistance or inquiries, please visit the official HITWAY website or contact their support channels as listed in your product documentation.





