DYU D2F User manual

DYU SMART ELECTRIC BIKE D2F
INSTRUCTION
Do not use this product without carefully reading this instruction manual
and understanding the performance of electric bicycles
Please keep the instruction manual properly

PRODUCT FUNCTION DIAGRAM
1. Gear shift
2. Dash board
3. Brake handle
4. Handle bar
5. Power button
6. Standpipe
7. Vertical folding clasp
8. Safety buckle
9. Front light
10. Head tube
11. The front fork
12. Tyre
13. Wheel hub
14. Brake disc
15. Disc brake
16. Front fender
17. Frame
18. Pedal
19. Battery box
20. Crank
21. Chain wheel
22. Chain
23. Kickstand
24. Back fender
25. Back light
26. Seat tube buckle
27. Seat
Quick start Unfolded folding
Rotation direction
Mount the pedal Clockwise rotation
Pedal*2
Charger*1
Instruction*1
Warranty card*1
LIST OF ACCESSORIES
Inner hexagon spanner*1
15mm Single open wrench*1
Fender*1
Basket*1 (optional)
Child seat*1 (optional)

FUNCTION INTRODUCTION
1. Installation: After unpacking, loosen the handle bar & quick release, adjust the horizontal
handle to the right direction, lock the horizontal handle, and gently hold the brake lever several
times, adjust the brake lines to the best condition.
2. Charging: Connect the charger, when the charger indicator light from red to yellow green, it
means full.
3. On/Off: Push forward the boot button to turn on the E-bike, the dash board lights up; Push
back the boot button to turn off the E-bike.
4.Battery indicator: There are four gears on the meter.
5.Horn: Pressing the horn button, the horn sounds up. Clicking recommended. pressed
continuously, the horn will not sound
6. Headlight: The horn button is also the headlight switch, Long press three seconds can be
turned on & off the light.
7.Brake and rear light: When braking, the rear light will blink slowly;In locked state, the rear light
blinking quickly; In other conditions, the rear light will be synchronous with the front light , You
can not speed up before fully loosed the brake.
8. Electric mode and Assisting mode: the default of the Ebike is assisting mode, only one gear.
While it is assisting mode, you also can use the electric mode.
9.Cruise control: When you are riding, press the cruise button, then release the button, it will
maintain and move at the current speed . If repress the accelerator or braking will cancel the
cruise control.
10.Hold the brake gently when going downhill,can recover the part of the power and charge for
your Ebike.
Switch Button
DC2.1 charge port
Dash Board
Horn Accelerator

PARAMETERS
Remark: Many factors will affect the max speed,such as power,load,tyre pressure,road
conditions,chain,lubrication degree etc. Mileage has been measured on basis of temperature 25℃,load
of 60KG,speed of 15-20KM/H,smooth and hard road,and from full battery to dead battery. It also is
subjected to other factors,such as driving habits,temperature,load,tyre presure,road conditions etc.”
Size
Material
Folding size 1050*720*200mm(didn’t install the pedal)
Folding size 1050*720*290mm(the pedal be folded)
Released size 1050*960*500mm
Pedal height 80mm
Hub size 12inch
Package size 1050*210*650mm
Color Black/ White
Weight 17kg
Max load 120kg
Riding speed 20km/h
Max speed 25km/h(App adjusted )
Mileage(pure electric) 22±3km
Assistant-Mileage 25-30km
Uphill 15 degree
Battery 6Ah
Rated power 250W
Rated voltage 36V
Charging voltage DC42V
Input voltage AC100~220V
BMS Yes
App No
Personal sticker No
Lights Yes
Cruise Yes
Brake mode Front and rear disc brake
Charging time 3H
Temperature -10~45℃
Waterproof IP54
Aluminium alloy
Performance
Standards
Features

Charge between 0 degree- 45 degree, rife between -20 degree to 60 degree, keep the battery dry. Don’t
put it in acid and alkalinity fluid. No rain, fire and heat. Don’t put the battery positive an negative wrong.
Don’t damage disassemble the battery or use the wrong adapter. Don’t charge it over 6 hours and don’t
charge it over 2A.
When not using for a long time, please put the battery in dry and cool place and charge it for 2 hours
every 2 months. Follow the instruction or the user will be responsible for the consequence.
When charging, Please be careful of the battery type and voltage, place the battery in open air and don’t
put it under bright sun shine and closed space.
When charging, please place the battery first, then connect the electricity; after charging, cut the
electricity then cut the battery plug. When the green light lights up, turn off the power, don’t connect the
battery when not charging.
When charging, if the indicating light goes wrong or some strange smell shows up or the charger is over
hot, please stop charging immediately, them check and repair or replace the charger. When using or
storing the charging. In case of something wrong were dropped into the charger, especially the water or
other fluids, please don’t take the charger when possible. Otherwise, be careful and put it in the cool
box. No disassembling the charger yourself.
Please check the brake before riding.
Please brake the rear wheel first.
Be careful of the tightness of brake, use the hexagon wrench when it’s loose.
Rainy and snowy days need longer braking distance.
Suitable age :16-45 years old.
Riding
Read the instruction first to know the product performance first.
Don’t lend it to someone who is not familiar with it.
Wear a helmet when riding. Obey the traffic rules and don’t ride it in the cars road.Don’t riding it in the
crowded road.
When go downhill or slippery road, the speed should be under 15km/h.
Inspect the Tyre before riding, Tyre pressure should be 35-45PSI.
Don’t over impact the motor, keep the axile smooth.
Don’t over load.(Max load is 120kg)
Please be careful of the adding distance when it under the rainy day and snow day.
Single-handed ride is prohibited.
Maintenance
The E-bike front and back wheel should be at the center of the frame.
Put the E-bike up after riding at cool and dry place.
Check the Motor and Brake often, don’t inject the oil onto the brake.
Check the E-bike and screws and places that need fixing, fix it often.
Suggested torsion: Bar screws 60-80 kgf.cm, bar stand screws 175-200kgf.cm, wheel screws
320-450kgf.cm.
Check the Tyre is pierced and leaks air, please contact professional technician for repairing and
replacing.
CAUTION

Responsibility announcement
All the product model, type and related information copy right and explain right are reserved.
This instruction is suitable for denoted models.
Any changing or replace part of the E-bike will not be informed again.
No copy, modification, propaganda or publication before getting the permission form F-wheel.
Read the instructions and follow the instructions or the user will be responsible for the damage.
F-wheel won’t be responsible for injuries, casualties and possession damages.
For more information please visit : www.dyucycle.com.
Manufacturer: Shenzhen DYU Intelligent Mobility Technology Co., Ltd
website：www.dyucycle.com
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