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PRECAUTIONS

Maintenance and maintenance:

The front and rear wheels of the vehicle should be located in the center of the front fork or frame;
After riding, please store the car in a place free of sunlight and rain;
It is forbidden to rinse with water, you can use a semi-dry cloth to wipe the body surface;
Check the motor and brakes frequently, and do not fill the brakes with oil;
Regularly check the various screws of the car and the places to be tightened, and strengthen them regularly;
Recommended torque: (Unit: kgf.cm) 60-80 horizontal screws, 175-200 vertical screws, 175-250 seat cushion 
screws, 320-450 wheel screws;
Regularly check the tension of the chain, which can be adjusted by the chain regulator;
Always check the tires for scars, cracks, or excessive wear. The inner tube and valve should be perpendicular 
to the hub and not skewed.
Accidentally punctured damaged or excessively worn inner and outer tires need to be replaced immediately, 
please find a professional technician to repair or replace your tires.
It is forbidden to modify the key structural parts and electrical function accessories such as the frame, front 
fork, vertical tube, etc. If they are damaged, they must be replaced with original accessories. Otherwise, 
three guarantees will not be provided.

Three guarantees service, any loss or damage caused by modification shall be at your own risk.

Battery and charging:

Charge at 0°~ 45°, discharge at -10°~ 45°, keep the battery dry The negative pole is reversed, 

and it is strictly forbidden to destroy, disassemble or disassemble the battery or short-circuit 

the battery. When charging, please use the original special charger. It is strictly forbidden to 

use other chargers. Do not exceed 6 hours. The charging current does not exceed 2A. When not in 

use for a long time, please keep the battery in a cool and dry place and charge the battery for 

two hours every month. The user must follow the instructions for use when charging, otherwise the 

consequences will be at your own risk. Pay attention to the type of battery and the applicable 

voltage that the charger can charge, and it is strictly forbidden to mix. When charging, it should 

be placed in a ventilated environment. It is strictly forbidden to charge in confined spaces or 

high temperature environments. When charging, insert the battery first, then add the city power; 

after charging, cut off the city power first, and then pull out the battery plug. When the green 

light is on, the power supply should be cut off in time. It is forbidden to connect the charger 

to the AC power supply without load for a long time without charging. During the charging process, 

if the indicator is abnormal, there is an odor, or the charger case is overheated, you should 

stop charging immediately, and repair or replace the charger. Used batteries are hazardous 

chemicals. It is not allowed to dismantle used batteries without authorization, and the relevant 

professional departments shall organize the recycling. In the process of use and storage, pay 

attention to avoid the entry of foreign objects, especially to avoid the inflow of water or other 

liquids, so as not to cause a short circuit inside the charger. The charger should not be carried 

with the vehicle as much as possible. If it is indeed necessary to carry it, it should be placed 

in the tool box after shock absorption treatment. Do not disassemble or replace the components 

in the charger.

Riding:

Do not use it until you read the instructions carefully and understand the performance of the product;
Do not lend this product to people who will not operate it, so as not to cause injury;
Please wear a safety helmet when riding a bicycle, and abide by the traffic rules. It is not allowed to 
exercise on motor vehicle lanes and roads with many pedestrians;
Carry personnel or articles in accordance with the requirements of laws and regulations, do not park in 
the building entrance hall, evacuation stairs, walkways and safe entrances and exits;
Do not charge and park in residential buildings. Keep away from combustible materials when charging. 
The charging time should not be too long;
Drive on the right in non-motorized lanes, downhill and paved roads not exceeding 15km/h, and drive on
the right when there is no non-motorized lane;
When adjusting the handlebar or saddle, be careful not to leak the safety line marks of the stem and 
saddle tube;
Before riding, check whether the front and rear brakes are working properly, check the tightening status 
of the handlebars and front and rear wheels, and check whether the reflector is damaged or polluted;
When using the motor, please pay attention to avoid strong impact and keep the shaft lubricated;
It is not allowed to ride more than the maximum negative weight of the car body (maximum load 120KG);
If you ride in rain or snow, the braking distance will be extended. Pay attention to slow down;
Try to avoid trips in bad weather such as heavy rain;

One-handed riding is prohibited, please wear a helmet, suitable for people 16 to 45 years old, 
and persons under 16 years old are strictly prohibited to drive electric bicycles on the road.

Summary of Contents for DYU S1

Page 1: ...17 Pedal 18 Chain Crank 19 Chain Wheel 20 Chain 21 Stand 22 Back fender 23 Back light 24 Seat Cushion Note Due to the company s product upgrade some details of the product you get may be different fro...

Page 2: ...and release the quick release handle adjust the horizontal handle to the appropriate direction then press the quick release gently hold the brake lever a few times and use it after the brake line retu...

Page 3: ...meters Electric endurance Boost battery life Maximum climbing angle Operating temperature Waterproof level 6AH 20Km 10AH 40Km 6AH 15kg 10AH 17kg 120kg 20km h 25km h 1 1kWh 30km 50km 10 45 15 IP54 Rema...

Page 4: ...ca tion will affect the maximum speed the continuation mileage is at 25 load 60 kg speed 15 20km h smooth hard surface from fully charged The battery is completely depleted and measured by continuous...

Page 5: ...se line C GND 5V Hall2 GND K1 GND Electric lock_36V Electric lock_36V K1 K2 K2 Brake GND Brake GND Electric lock_36V Dashboard 36V Night light B GND K1 Brake ligh Electric lock_36V 36V GND Anti theft...

Page 6: ...e power supply should be cut off in time It is forbidden to connect the charger to the AC power supply without load for a long time without charging During the charging process if the indicator is abn...

Page 7: ...DYU SMART ELECTRIC BIKE S1 INSTRUCTION By F Wheel...

Page 8: ...plicable to the specific model The product model specifications or related information mentioned in this manual are subject to any modification or change without prior notice Without the prior written...

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