DYU A1F User manual

INSTRUCTIONS FOR FOLDABLE EBIKE A1F

Instrustions For Folding Ebike A1f
1-Shift Handle 10-Front Fork 19-Pedal
2-Dash Board 11-Tire 20-Crank
3-Brake Lever 12-Hub 21-Dental Plate
4-Handlebar 13-Disc Brake 22-Chain
5-Power Button 14-Reflector 23-Foot Push
6-Standpipe 15-Disc Brake 24-Rear Fender
7-Standpipe Folding Buckle 16-Front Fender 25-Rear Reflector
8-Headlight 17-Frame 26-Rear Light
9-Head Tube 18-Built-in Battery 27-Seat Tube
10-Front Fork 28-Seat
Note: Due to the company's product upgrade, some details of the product you get may be different from this
picture, but it does not affect your normal use.
配件清单图示
Foot Pedal×2 Charger×1 Manual×1 Warranty Card×1 Allen Key×1 15mm Hex Key×1
3. Fold the frame
2. Fold the riser
1. Put the seat to
the lowest level and
lock it
Folding Steps：
Install-Pedals：
Right foot pedal:
Rotate clockwise to install
Left foot pedal:
Rotate counterclockwise to
install

Function Introduction
1. After unpacking, straighten the handlebar, press down the quick release handle, adjust the handlebar to the
proper direction, then press the handlebar quick release, lightly hold the brake handle a few times, and use it
after the brake line is back to its best state. Insert the seat tube, adjust to the appropriate height, lock the
quick release handle, and install the pedals.
2. Charging: Connect the charger to start charging, when the indicator light of the charger changes from red to
yellow-green, continue to charge for one hour.
3. Switch the machine on and off: press the " "Lightning button on the wireless key, press it twice in quick
succession, and you can turn on the machine when you hear a sound of the alarm.On the wireless key, press the
" "unlock key, or the " " lock key, press it once and hear the alarm beep twice, then the machine can be
turned off. After turning off the machine, the instrument stops working.
4. Turn on the anti-theft/release the anti-theft: press the " " lock button on the wireless key to turn on the
anti-theft, in this state, when the car is vibrated, an alarm sound will be issued. Press the " " unlock key to
unlock the anti-theft, In this state, the car will not emit an alarm sound when it is vibrated.
5. Power indication: There are four levels of power indication on the meter. For details, see the introduction
to the meter functions.
6. Horn: Switch on the left side of the handlebar. After pressing the horn button, the horn starts to sound. It
is recommended to press it. If you keep pressing the horn button, the horn will automatically stop after 10
seconds of sound. Please release it before use.
7. Headlight: ON/OFF on the left side of the handlebar is the light switch.
8. Brake and taillights: When the brakes are not fully rebounded, the electric acceleration cannot be given. The
nighttime running lights and the headlights are switched synchronously, and the brake lights are highlighted
when braking.
9. Electric and power assistance: the maximum electric speed is 25km/h (different load, road conditions, and
power status are different). The default ECO economical gear when power-on is powered on, and three gears of
power-assist can be switched cyclically. For details, see the introduction to the instrument function. You can
use the accelerator to drive directly in any gear.
10. Cruise control: During electric driving, turn the accelerator for 5~8 seconds and then release it, you can
drive at a constant speed at the current speed, and turn the accelerator or brake again to cancel the cruise
control state.
11. Battery removal and installation: battery removal and installation The built-in battery cannot be removed.
If you need to replace it, please contact the official customer service.
Current Battery
Displays the current battery level
DC2.1
Charging Hole
speed
power button
trumpet
dashboard
light switch
Dashboard-Introduction

Product Parameters
Specification
Parameter
Shape-Size
Material
Metal
Folded Size
765*400*660mm
Folded Size
1342*542*1050mm
Package
Dimensions
775*410*570mm
Wheel Distance
895mm
Pedal Height
120mm
Wheel Size
16Inch
Color
Black
Performance
Parameters
Bike Weight
21.2kg
Load Weight
75kg
Riding Speed
20km/h
Maximum Speed
25km/h
Consumption-
KW/H
1.1kWh
Mileage(Pure
Electric)
30Km
Mileage(Assist
ant)
60km
Climbing Angle
15°
Temperature
Range
-10~45°
Waterproof Level
IP54
Remarks: Electricity,load,tire pressure,road environment,chain and axle lubrication,etc.will affect the maximum
speed; the continuation mileage is at 25°,the load is 60 kg,the speed is 15~20km/h,and the road is smooth and
hardened.The battery is completely exhausted,and it is measured by continuous testing;factors such as driving
habits,temperature,load,tire pressure,road environment and other factors will affect the continuation mileage.

Product Parameters
Specification
Parameter
Accessories
Parameters
Battery Type
Lithium Ion
Battery
Battery
Capacity
7.5Ah
Battery Rated
Voltage
DC36V
Charging
Voltage
DC42V
Charger Input
Voltage
AC220V
Charging Time
4H
Motor Type
DC Brushless Motor
Motor Rated
Power
250W
Motor Rated
Speed
400r/min
Motor Rated
Voltage
36V
Controller
Voltage Value
31±0.5V
Controller
Current Limit
15±1A
Battery Fuse
30A / 10A
Features
Anti-Theft
YES
Smart APP
NO
Headlight
YES
Taillight
YES
Seat
Adjustable
Cruise Control
8s Cruise Control
Braking Method
Front-Rear Dual
Disc Brakes
Personalized
Stickers
Support
Remarks: Electricity, load, tire pressure, road environment, chain and axle lubrication, etc. will affect the
maximum speed; the continuation mileage is at 25°, the load is 60kg, the speed is 15~20km/h, and the road
surface is smooth and hardened. From full charge to charge Completely exhausted, measured by continuous testing;
factors such as driving habits, temperature, load, tire pressure, road environment and other factors will affect
the continuation mileage.

Circuit Schematic

NOTE
Battery and Charging：
Only charge at 0°~ 45°, discharge at -20°~ 60°, keep the battery dry. Do not put the battery in acidic
or alkaline liquids, avoid rain, and keep the battery away from fire, heat and high temperature environments.
The negative pole is reversed, and it is strictly forbidden to damage, disassemble or short-circuit the battery.
When charging, please use the original special charger, not more than 6 hours, and the charging current should
not exceed 2A. When not in use for a long time, please store the battery in a cool and dry place, and charge the
battery for two hours every month. When charging, the user must follow the instructions for use, otherwise the
consequences will be at your own risk. Pay attention to the battery types and applicable voltages that the
charger can charge. Mixing is strictly prohibited. When charging, it should be placed in a ventilated
environment, and it is strictly forbidden to charge in a closed space or in a hot sun and high temperature
environment. When charging, plug in the battery first, then add the utility power; when fully charged, cut off
the utility power first, and then unplug the battery. When the green light is on, the power supply should be cut
off in time, and it is forbidden to connect the charger to the AC power supply with no load for a long time
without charging. During the charging process, such as abnormal indicator light, abnormal smell, or overheating
of the charger case, stop charging immediately, and repair or replace the charger. Waste batteries are hazardous
chemicals, and should not be disassembled without authorization, and will be recycled by relevant professional
departments. 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 to avoid short circuit inside the charger. Try not to carry
the charger with the car. If you really need to carry it, it should be placed in the toolbox after the shock
absorption treatment. Do not disassemble or replace the components in the charger by yourself.
Ride：
Do not use it until you have carefully read the instructions for use and understand the performance of the
product; do not lend this product to someone who cannot operate it to avoid injury;
Please be sure to wear a safety helmet when riding a bicycle, obey the traffic rules, and are not allowed to
ride on motor vehicle lanes and roads with many pedestrians;
Carrying people or items in accordance with the requirements of laws and regulations, do not park in building
foyer, evacuation stairs, aisles and safe entrances and exits; Do not charge and park in residential buildings,
keep away from combustibles when charging, and charging time should not be too long;
Drive on the right on non-motorized vehicle lanes, downhill and paved roads not exceeding 15km/h, and drive on
the right when there is no non-motorized vehicle lane; When adjusting the handlebars or saddles, be careful not
to leak the safety line of the handlebars and saddles mark;
Please check the tire pressure before riding, the recommended tire pressure is 35-45PSI;
Before riding, please check the status of the power circuit, lighting circuit, etc.;
Before riding, please check whether the front and rear brakes work normally, check the tightening state of the
handlebars and front and rear wheels, and check whether the reflectors are damaged or polluted; when using the
motor, be careful not to hit the motor vigorously, and keep the shaft lubricated;
It is not allowed to ride more than the maximum weight of the vehicle (maximum load is 120KG); The braking
distance will be extended when riding in rain or snow, so pay attention to slow down; In bad weather such as
rainstorm, try to avoid traveling;
It is forbidden to ride with one hand. It is suitable for people between 16 and 45 years old. It is strictly
forbidden for people under the age of 16 to drive electric bicycles on the road.

Maintenance and Maintenance:
Both the front and rear wheels of the vehicle should be centered on the front fork or frame;
After riding, please store the car in a place where there is no sunlight and no rain;
It is forbidden to rinse with water, and the surface of the car body can be wiped with a semi-dry cloth;
Always check the motor and brakes, and the brakes cannot be filled with oil;
Regularly check each screw of the car and the place to be tightened, and reinforce it regularly;
Suggested torque: (unit: kgf.cm) 60-80 for the horizontal screw, 175-200 for the vertical screw, 175-250 for the
seat cushion, 320-450 for the wheel screw; Regularly check the tension of the chain, which can be adjusted by
the chain adjuster;
Always check the tires for nicks, cracks or excessive wear. The inner tube and valve should be perpendicular to
the wheel and not crooked. Accidentally punctured damaged or excessively worn inner and outer tires should be
replaced immediately, please seek professional technicians to repair or replace your tires.
It is forbidden to modify the key structural parts such as the frame, front fork, standpipe and electrical
function accessories. If there is any damage, it must be replaced with the original accessories, otherwise the
three-guarantee service will not be provided, and any loss or damage caused by the modification will be at your
own risk.
Responsibility Statement:
● The company reserves the right of modification and final interpretation of the product models, specifications
or related information mentioned in this manual;
● The functions of a specific model mentioned in this manual are only applicable to this specific model;
● The product models, specifications or related information mentioned in this manual are subject to any
modification or change without prior notice;
● Without the prior written permission of the company, the contents of the manual shall not be copied, modified,
reproduced, transmitted or published in any form;
● Please read this manual carefully before using the product, and operate in accordance with the manual,
otherwise the company will not be responsible for product damage or personal and property damage caused by
improper use or mistakes.
● For product related information, please visit the
official website: www.dyucycle.com

MANUFACTURER:Shenzhen DYU Intelligent MobilityTechnology Co., Ltd
ADDRESS:Rm. 21G01, Block A, Building 1, Anhong Ji Tianyao Plaza,
Daling Community, Minzhi Street, Longhua District, Shenzhen
TEL: [phone]