YunBike C1 - Electric bike Xiaomi - Free user manual and instructions

Product Type	Electric bike
Dimensions (L x W x H)	1510 x 560 x 850 mm
Weight (including battery)	16 kg
Frame Material	Yunbike aluminium alloy
Maximum Load	<100 kg
Wheel Size	20 x 1-1/8 inches
Battery Type	Lithium-ion, 36V, 5.2Ah, 1.2kg
Charging Time	2.5-3 hours
Range (with pedal assist)	25-75 km
Maximum Speed (motor only)	20 km/h
Motor Type	Brushless DC, 180W, 36V (rear hub)
Controller	High-sinusoidal oscillation controller
Display	LED panel with speed, battery, odometer, error codes
Lighting System	Yunbike WED-FIELD VISION
USB Ports	2 (under control panel and at battery rear, 5V/1A)
App Compatibility	Smart Bike RDA (iOS & Android)
Safety Protections	Overheating, short circuit, overvoltage, overcurrent, anti-reverse, overload, excessive discharge, PCT protection
Warranty (Motor/Battery)	24 months
Warranty (Electric parts/Structure)	12 months
Maintenance	Check spokes and screws periodically; avoid water ingress; use original charger
Spare Parts Availability	Motor, battery, charger, controller, panel, brake parts, tires, pedals

Frequently Asked Questions - YunBike C1 Xiaomi

What is the maximum range of the YunBike C1 on a single charge?

The range varies between 25 km (minimum with high assist) and 75 km (maximum with low assist) under ideal conditions such as flat road and no wind.

How long does it take to fully charge the battery?

Charging the YunBike C1's lithium-ion battery takes approximately 2.5 to 3 hours. A red light indicates charging, and green lights flash when fully charged.

Can I ride the YunBike C1 without pedaling?

Yes, you can use the control panel on the right handlebar to adjust the ride to motor-only mode (no pedaling required). However, note that the motor engages only above 4.2 km/h.

How do I assemble the front wheel and handlebars?

First, rotate the front wheel 180° to confirm direction. Use a 5mm hex wrench to loosen the stem clamp bolt. Assemble the front fork sleeve into the steering column, then connect the stem (logo side up) and insert the tensioner bolt. Align the stem parallel with the front wheel and tighten.

What do the error codes on the display mean?

Error codes include: 1 Hall sensor fault, 2 gear shift fault, 3 motor fault, 4 low pressure protection, 5 surge protection, 6 blocking notification, 7 brake system problem, 8 data failure. The display will show the corresponding number when a fault occurs.

How do I connect the YunBike C1 to the smartphone app?

Download the Smart Bike RDA app from the official site or QR code. Open the app, select Bike C1, click 'connect vehicle', and scan the QR code located on the handlebars to pair.

What is the weight limit for the YunBike C1?

The maximum load capacity is less than 100 kg. The bike itself weighs 16 kg including the battery.

Does the YunBike C1 have any USB ports for charging devices?

Yes, there are two USB ports: one under the control panel and one on the rear side of the battery. Both output 5V / 1A, suitable for charging smartphones or other small electronics.

What is covered under the warranty?

The motor and battery have a 24-month warranty. Other electrical parts (charger, controller, panel) and structure parts (frame, rims, saddle) have a 12-month warranty. Exclusions include damage from misuse, water ingress, self-repair, and consumable parts like tires and brake pads.

How do I remove and charge the battery?

To remove the battery, unplug it from the socket, turn the key 90° clockwise, and pull it upward. To charge, connect the charger to the battery's charging port; while charging, the indicators show red, and green when full. The battery can also be charged while mounted on the bike.

USER MANUAL YunBike C1 Xiaomi

Pure electrical circuit lines without any symbols

Battery Charging device Pedals x 2 Hex wrench Keys x 2 Wrench

1. Wheel
2. Front sleeve
3. Fork
4. Front brake
5. Brake System
6. Headlights
7. Front steering cup
8. Wheel
9. Measuring panel
10. Right brake handle
11. Stem
12. Left brake handle
13. Saddle

14. Saddle pin

15. Battery

16. Power
17. Battery
18. Lock Battery
19. Socket
20. Pedal
21. Rear brake
22. Chain wheel
23. Chain
24. Motor
25. Footstep

Assembling and settings

1. Spinning front wheel clockwise by 180 degrees, confirm the right direction of motion (after the scroll wheel, press the front brakes).
2. Reduce the stem clamp bolt using a 5mm hex wrench (need to twist counterclockwise). Alternately, remove the front fork cartridge and other connecting elements.
3. First assemble front fork sleeve and place the into steering column. Take connecting elements of stern (logo side up) and connect with the sleeve, insert tensioner bolt.

Diagram of a bicycle suspension system with orange directional arrow indicating motion (no text or symbols)

Line drawing of a bicycle with highlighted parts and wrench, no text or symbols present

1. Set a stem parallel with the front wheel, then tighten the tensioner bolt.
2. Set and secure the right and left pedals using the 5mm Allen key (on the pedals, you will see notation R/L, indicating the right and left foot).

Setting / Removing of battery

When installing battery in a special slot, follow the signs depicted direction, then you need to connect the battery to the socket.

If you need to disassemble the battery, unplug it from the socket, turn key 90 degrees clockwise, remove the battery, pulling it up.

After dismantling the battery, you can see the presence of USB port. Open the protective case and connect USB cable, you can charge your digital devices (5V / 1A).

Driving of the Bicycle

Press and hold the power button (more than 2 seconds), the system will give power then strengthening is possible.

When driving, keep the velocity faster than 4.2 km/h (usually this speed is reached after passage of two circles). Using the control panel (which is located on the right side), you can adjust the ride only by an electric motor, in which case you can not pedal. Turn off power of brake and gears, then switch to gain.

Measuring panel has an USB port to charge your phone (5V / 1A).

If after bike C1 be at rest for 20 minutes, it automatically turns off.

During braking better use the left rear brake handle;

Please choose roads, that are banned from entering self-propelled vehicles;

Timely check the battery level since riding, low charge could affect the lifespan of the battery.

Use battery according to the conditions described in the instructions;

When driving on long distances, you need to contact the pro shop to check the spokes and screws.

1. Level of gain; low, medium and high speed

2. Current speed

3. Run; ODO total mileage / TRIP single run

4. Mileage

5. Charge level of 4 blocks - 100-80% of charge; 3 blocks - 80-60% of charge; 2 blocks - 60-40% of charge; 1 unit - 40-20% of charge; 0 units - 20-0% of charge

6. Switch Gears

7. Gain -: Turn on: short press to decrease gain

8. Error Code: Hall sensor fault (1), switching of speeds fault (2) failure of the electric motor (3) protection of low pressure (4), protection against electric overload

(5), protection from blocking messages (6), problems powered brake system (7), failure data (8). If you find faults displayed wink appropriate designation

1. Gain + / Rear lights: Turn on: short press to increase the gain; long press to turn on backlight, repeated long press to turn off backlight

2. Bluetooth icon: when Bluetooth is connected, appropriate designation lits

3. USB icon: when connected to the USB port, the display shows the USB icon designation

Free warranty Terms

Note: The following are the conditions which can not be free warranty service.

A. Term of the warranty expired;
B. The emergence of breakage, due to improper care and device settings, and as a result of using Mi YunBike
C1 is not in accordance with instructions;
C. Failure as a result of misuse, improper care or accident;
D. Damage caused by self repair, alteration, dismantling, then the device does not meet its original state, or as a result of improper technical analysis and determination of fault;
E. Improper use of original charger, which caused

problems of Mi YunBike C1 charging;

F. You have not a valid document (current invoice) or a mismatch of data from the device;

G. Malfunction through smoke, pharmaceuticals, chemicals, corrosion, water ingress, etc.;

H. Malfunction of the electronic system bike through dampness, rain or snow;

I. Damage incurred in a force majeure (including but not limited to - lightning, fire or flood);

J. Natural breakdown / failure of parts that easily wear parts and consumables (fuses, light bulbs, brake pads, brake cables, spokes, tires, pedals, rubber plugs, plastic parts);

K. Maintenance device in unauthorized service centers;

L. After purchase you do not like the color, size vehicle.

Warranty

After-sales servicing is carried out according to the law on «The rights of consumers of China» and «Law on product quality of China». In warranty service includes:

During the warranty period you have the right to repair, modify or return.

For repair, replacement or return of goods, you must have a receipt.

First, officials from the customer must examine the goods, identify existing problems and confirm its compliance with the terms of the warranty service.

Enable / disable the battery, rear lights, charging

System:

1. Press and hold the power button for more than 2 seconds, then turns indicator will light up 4. Every indicator points to a level of charge;
   75-100% 4 LED1- lits;
   50-75%, LED1 is off, LED2-4 lit;
   25-50%, LED1, LED2 are off, LED3-4 lit;
   0-25%, LED1, LED2, LED3 are off, LED4 lights;
2. One short press the power button - continuous flicker of 4 indicators; Press power button - 4 simultaneous flashing indicators;
   Press power button - all 4 lights on constantly;
   Press power button - repeat of three specified modes listed above indicators;

Turn off: under any circumstances, hold down the power button for 2 seconds to eliminate the vehicle;

Charging: When the battery charge indicators are lit red when the battery is fully charged, green lights are flashing;

Determining the level of charge the device while it 0-20%, LED1, LED2, LED3 are off, LED4 flickers; is charging:

98%, lamp 4 lits;

75-98%, LED1 flickers, the other 3 indicator lit continuously;

50-75%, LED1 is off, LED2 blinking, LED3, LED4 is constantly lit;

20-50%, LED1, LED2 are off, LED3 flickers, LED4 is lit constantly;

0-20%, LED1, LED2, LED3 are off, LED4 flickers;

List of faults

Spare parts		Warranty term	Type of fault
Engine	Brushless engine	24 months	Motor phase coil, combustion; demagnetization of the wheel shaft deformation and other quality faults that can not be recovered (no warranty repair in case of water ingress into the motor) In the Hall sensor, bearing a guarantee of 12 months. During the 12 months in case of failure because of product quality expected to be replaced after 12 months - warranty repairs.
Battery	Li-ON Battery	24 months	Warranty service is not provided in cases of battery failures in use of a charger or other products due to other human factors (external battery case is not included in warranty conditions). If within 3 months because of the quality of the goods have any damage as a result you have replaced the battery, and after a further 3 months you used the battery warranty repair, the warranty period is still 24 months. (If the first year of battery capacity may be less than 75% of an original standard battery capacity after maintenance battery capacity is not less than 85%. In two year battery capacity may be less than 60% of an original standard battery capacity after maintenance battery capacity It is not less than 70%).
Electric parts	Charger	12 months	Cracks that are not originated from external influence; a short circuit, open circuit and other problems with quality of devices that affect its use.
	Controller	12 months	If a problem occurs due to problems with quality of the device, you are entitled to warranty service. If you've seen the internal components, you will be denied warranty service.
	Control panel	12 months	Failure of a function, in absence of external damage or cable breaks.
	Выключение питания тормозной системы	12 months	Failure of the brake system power off function, when there is no external damage or cable breaks.
Структура	Рама, руль	24 месяца	In the case of soldering, at break, components must be replaced (warranty

			does not spread, if the damage occurred due to human factors or external influence).
	Wheels rims	12 months	Weld crack, rupture or deformation without any apparent reason (other than the impact of the human factor).
	Saddle	12 months	Natural crack, break (apart from the impact of human factors).

Specifications

Main specifications	Size	Length x width x height = 1510h560h850mm, center distance 999mm, suitable for people with growth 160-190sm
	Common weight	16kg (include battery)
	Frame	Yunbike aluminium alloy
	Volume	<100kg
	Lighting system	Yunbike WED-FIELD VISION lighting system
	Size of wheel	20x1-1.8"
	Mileage with gain	When storage conditions uniform rate, there is no wind, flat road - 75 km (maximum range with gain) / 25km (minimum run with gain)
	Maximum speed when driving with gain only	20km/h
	Controller	High-sinusoidal oscillation controller
	Control panel	LED panel
	Power consumption	Brushless DC motor for low speed (located on the rear side, 180w, 36v)
	Gain regime	drive mode using electrodynamics + gain
Lithium battery of Yunbike System	Battery weight	36v, 5.2ah, lithium battery, 1.2kg
	Charging time	2.5-3 h
	Security technology (8 steps)	Protection of overheating, the protection of the PCT, short circuit protection, overvoltage protection, protection of over-current, from Anti-reverse protection, overload protection current output, protection of excessive discharge
	USB port	Port 2 (under the control panel and back side of the battery)
Yunbike OS	Automatic diagnostics of vehicle problems	Gears shift fault, motor fault, malfunction of the Hall sensor, protection from low pressure, surge protection, protection from blocking notifications
	Smart sensor	Control of a slope
Yunbike APP	Support of iOS, Android

Use of APP

1. Scan the QR-code or go to https://zhixingche.com/product/app, to download the Smart Bike RDA.

2. Start Smart Bike RDA application, select the appropriate bike home page. Click on the Bike C1 to access more information about the bike.

3. Click the button on the left side of the main page «connecting the vehicle» and enter the code.

4. In order to successfully connect devices must use your smartphone to scan the QR-code, depicted on the handlebars of the bike.