DYU D3F User manual

Child seat*1(optional)Fender*1
Inner hexagon spanner*1
15mm Single open wrench*1
Pedal*2 Charger*1 Instruction*1
Warranty card*1
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.Seat tube
26.Seat
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LIST OF ACCESSORIES

FUNCTION
DC2.1 charge port
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. On/off: Press the switch button on left handle bar to turn on the E-bike, the dash
board will light up; Press the switch button again to turn off the E-bike.
3. Charging: Connect the charger to the power plug and then to the E-bike. When the
charger indicator turns green from red, it shows full power.
4. Battery status: After booting,the dash board lights up and the electricity shows up, it
has four grids, Corresponding to high power, medium power and low power respectively
5. Braking: Use disc brakes, you can not speed up before fully loosed.
6. Headlight: the headlight is in manual control mode, the control button under the
meter, press it to turn on/off the light.
7. Rrear light: When braking, the rear light will blink slowly; In other conditions, the
rear light will be synchronous with the front light.
8. Zero speed booting: When the E-bike on standby mode, you can accelerate with
speeding bar.
9. Speed up: Please accelerate the Ebike slowly, do not twist the throttle bar too hard, in
case of broken.
10. Cruise control: While riding, keep the handle stationary and ride at a constant speed
for 8 seconds. If you release the handle, it can move at a constant speed. If you brake
again or accelerate again, will cancel the cruise function.
11. Electric mode and Assisting mode: the default of the Ebike is assisting mode, only one
gear. While it is assisting mode, also can use the electric mode.

PARAMETERS
Size
Material Metal
Folding size 1170*200*720mm
Released size 1170*500*990mm
Pedal height 120mm
Hub size 14inch
Package size 1195*230*610mm
Color Black/ White
Material Metal
Performance
Weight 17kg
Max load 120kg
Riding speed 20km/h
Max speed 25km/h
Mileage(pure electric) 20±3km/40±5km
Assistant-Mileage 25-30km/40-60km
Uphill 15 degree
Temperature -10~45℃
Waterproof IP54
Standards
Battery 6ah /10Ah
Rated power 240W
Rated voltage 36V
Charging voltage DC42V
Input voltage AC100~220V
BMS Yes
Charging time 3-4h/5-6H
Features
App No
Personal sticker Optional
Lights Yes/ Head light+ Frog rear lgiht
Cruise Yes
Brake mode Front and rear disc brakes
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,tempera-
ture,load,tyre presure,road conditions etc.”

CAUTION
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.
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.dyu.vip .

DYU SMART ELECTRIC BIKE D3F
INSTRUCTION
This appliance can be used by children aged from 8yearsand
above and persons with reduced physical,sensory or mental
capabilities or experience and knowledge if they have been
given supervision or instruction concerning use of the appliance
in a safe way and understand the hazards involved.Children shall
not play with the appliance.Cleaning and user maintenance shall
not be made by children without supervision.
MADE BY F-WHEEL
MANUFACTURER: SHENZHEN COUNTERBALANCE
TECHNOLOGY CO.,LTD
ADDRESS: BUILDING 9, SHANG HENG LANG FOURTH
INDUSTRIAL ZONE, LONGHUA NEW DISTRICT, SHENZHEN,
CHINA