Windgoo E20 User manual

USER MANUAL
E20/E20 Pro
V1.0
Please carefully and completely read the user manual before use it.

Content
Specifications ---------------------------------------------------------------------------
Unboxing ---------------------------------------------------------------------------------
Assembly ---------------------------------------------------------------------------------
Product Overview ----------------------------------------------------------------------
Battery Key Positions -----------------------------------------------------------------
Start-up procedure ---------------------------------------------------------------------
Remove the battery -------------------------------------------------------------------
Charge Your E-Bike -------------------------------------------------------------------
Display and Setting --------------------------------------------------------------------
Display Control -------------------------------------------------------------------------
Personalized Setting ------------------------------------------------------------------
Daily Care and Maintenance --------------------------------------------------------
Troubleshooting ------------------------------------------------------------------------
Product Safety Notice -----------------------------------------------------------------
Warning Message-----------------------------------------------------------------------
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Unboxing
Specifications
Dimensions
Performance
Electronics
Unfold Size
Folding Size
Tire Size
Max Load
Maximum Speed
Product Weight
Max Range
Operation Temperature
Battery Type
Battery Capacity
Rated Battery Voltage
Motor Power
Rated Motor Voltage
Charging Time
lnput Voltage
Display
Front light
Brake method
Waterproof
1770*530*1200mm
870*380*660mm
20"*3.0 fat tire
120kg
25km/h
27.5 kg
71-75km
-10℃-60℃
Lithium-ion battery
12.5AH
36V
250W
36V
6-7h
42V 2A
Multi- functional LCD Display
Yes
Dual disc brakes
IPX4
1800*600*1220mm
900*380*660mm
20"*4.0 fat tire
120kg
25km/h
32.3kg
71-75km
-10℃-60℃
Lithium-ion battery
12.5AH
48V
250W
48V
6-7h
48V 2A
Multi- functional LCD Display
Yes
Dual disc brakes
IPX4
ITEM E20 E20 Pro
User Manual -1 Pedals -2
Wrench -3
Key -2
Electric Bike -1 Charger -1
WARNING
Only use the charger provided and authorized by Windgoo.
Otherwise, any consequences thereof will be at your own risk.

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Product Overview
Grip
Brake handle
Derailleur
Pole Height Adjuster
Vertical folding clasp
Headlight
Front fender
Front Suspension
Front disc brake
Front disc
Tire
Middle Folding
Clasp
Pedal
Crankset
Wheel Chain
Kickstand
Rear disc
Motor
Rear disc brake
Back fender
Back light
Back seat
Seat tube
Seat
Seat post binder Key hole
Battery
Bell
LED Display
Gear Shift
Assembly
If you can't install bike accessories well, we recommend taking your new bike to a bikeshop
for assembly and inspection. If you are willing to assemble the bike yourself, be sure to follow
all instructions, properly adjust gears and brakes, and set tire pressure.
Seat
1. Open the quick release lever by swinging the lever open and outward fully.
2. Move the seat up and down by sliding the seat postin out of the seat tube.
3. Adjust the seat and the head of the seat is parallel with the top tube.
4. Close the quick release lever using your palm or finger.
Unfold
1. Be careful not to position your fingers between the latch and the frame. You may get
injured if you do it.
2. Unfold the rear wheel/ section and hold your e-bike up right with the kickstand.Push the
latch closed so that it's parallel with the bike's frame then turn the latch lock down towards
the latch to lock it in place.
3. Open the kick stand and place the entire bike.

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Pedals
1. Locate the right-side/ left side pedal, which is marked "R," "L," should have an "R" "L"
sticker attached.
2. Thread the right pedal onto the right crank gently by hand, turning clockwise. Then tighten
pedal by allen wrench.
3. Thread the left pedal onto the left crank gently by hand, turning counter-clockwise.Then
tighten pedal by allen wrench.
4. Check the chain alignment. Rotate the right pedal and crank toward the back of the bike
as though pedaling backward. Watch the chain and ensure the chain runs through the
drivetrain (the rear cog, chain tensioner, and around the front chainring) smoothly.
1. Open the vertical folding
clasp to fold the handle part. 3. Done, to make it smaller, you can remove the saddle.
2. Open the middle folding
clasp to fold the bike.
Folding
Battery Key Positions
Familiarize yourself with the key port and key positions before riding the bike.The photo
below shows the key port aligned in key position 1, in line with the ON icon. In key position
1, the battery is in the "on" position, with the battery locked to the frame, and the key can't
be removed.
Anytime the battery is in key position 1, (on, locked to the frame) the display power button
will turn the bike on and off, but the battery cannot be removed.
lf the battery is in key position 2,(off, locked to the frame) no buttons or controls can be
activated, the bike will remain off, and the battery cannot be removed.
Anytime the battery is in key position 3, (off, unlocked from the frame) the battery must be
removed from the bike before moving or riding the bike.The key can be removed from
battery.
Key Position/lcon Directions
ON, Locked to Frame
OFF, Locked to Frame
OFF, Unlocked from Frame
(for battery removal)

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Start-up procedure
After the bike has been properly assembled according to the assembly video, all components
are secured correctly, a certified, reputable mechanic has checked the assembly, and you
have read this entire manual, turn on the bike and select a pedal assist level following the
steps below:
1. Test the battery lock security.Ensure the key port is aligned with the OFF icon, which
indicating the battery is off and locked onto the frame mount.Carefully use both hands to pull
up on the battery to test that the lock is secure.
2. Ensure proper handlebar and seat adjustment. Note that lowering the seat so the rider
can put one or both feet flat on the ground without dismounting from the seat may offer a
safer and more comfortable introduction to operating the bike.Ensure the handlebar
faceplate bolts and seatpost quick release are fully and properly secured.
3. Turn the bike on/off.Insert the key and turn clockwise to the ON position.Locate the LCD
Display (near the left handlebar grip).Press and hold the center power button "M for approx-
imately 3 seconds to turn onloff the bike.
4. Front light:Long press the "+" button to turn onloff the front light.
5. Select the desired level of pedal assistance (PAS) between level 0 through 3 using the +
and- on the display remote. Level 1 corresponds to the lowest level of pedal assistance, and
level 3 corresponds to the highest level of pedal assistance.Level 0 indicates pedal assistance
is inactive. Start in PAS level 0 or 1 and adjust from there.
6. Begin riding carefully. With the proper safety gear and rider knowledge, you may now
operate your bike. On a flat surface, in a low gear (1 or 2), most riders should be able to
begin pedaling the bike with pedal assist level 0 or 1.You may also use the throttle to
accelerate and maintain your desired speed.
7. The throttle is used by slowly and carefully press the throttle downward. Do not use the
throttle unless you are on the bike.
Do not use the throttle while dismounted.Avoid accidental application of the throttle
while dismounted; anytime you are moving the bike while dismounted, ensure the
bike is powered off to prevent accidental application of the throttle.
NOTICE: You have to press the key then you can switch to unlock position.
Remove the battery
For your convenience, the bike battery can be removed.
Locate the seat quick
release lever and turn
over the saddle.
Press and rotate the key to
the UNLOCK icon.
Carefully slide the battery
upwards and lift it off the
frame.

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Charge Your E-Bike
Before using the electric bike, you must fully charge the battery.
1. Ensure the battery is off, by rotating the key to align with the off icon.
2. Remove the rubber cover on the charging port on the opposite side of the battery from the
key switch.
3. Plug the charger into the battery's charging port. With the battery on or off the bike, place
the charger in a flat, secure place, and connect the DC output plug from the charger to the
charging port on the side of the battery.
4. Plug the charger into a power outlet, charging should initiate and will be indicated by the
LED charge status lights on the charger turning red. Once fully charged, the charging indica-
tor light turning green.Unplug the charger from the wall outlet first and then remove the
charger output plug from the battery charging port.
To reinstall the battery, align the slot at the bottom of the battery and reinsert it into the
frame. Turn the key to the locked position.
lf you want to know the battery level without turn on the bike, long press the button on the
top of the battery to display the current capacity.
Display and Setting
Display Control
TRIP:This figure shows distance data for a single trip. Data is automatically cleared when the
bike is powered off.
Direction Operation
Turn on/off the bike
lncrease pedal assist (PAS) level
Decrease pedal assist (PAS)level
Turn on/off headlight
Press and hold the M button for 3 seconds
Press the + button
Press the - button
Press and hold the + button for 3 seconds after the
display is turned on
km
km/h
TRIP
100％
Speed
Battery Level
0.
00 00.0
1
0
Multifunctional
Display area

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Personalized Setting
Setting Mode
When the bike is on, press and hold + and - buttons at the same time to enter the setting
mode. Press M to confirm and enter the next setting, press + or - to change the parameters.
Set speed unit
Press the M button to enter the P1 setting interface, and press the + or - button to switch the
values. If you select 0 , it is KM/H, and if you select 1, it is MPH. After setting, press the M
button several times to exit the setting interface.
Setting wheel diameter
Press the M button to enter the P2 setting interface, and press the + or - button to switch
values.After setting,press the M button several times to exit the setting interface.
Daily Care and Maintenance
Cleaning and Storage
lf you see stains on the bike body, wipe them off with a damp cloth. lf the stains won't scrub
off, put on some toothpaste, and brush them with a tooth brush, then wipe them off with a
damp cloth.
Notes: Do not use alcohol, gasoline or kerosene to clean the bike. Do not wash the bike with
a high-pressure water spray. During cleaning, make sure that the bike turned off,the
charging cable is unplugged, and the rubber flap is closed as water leakage may result in
electric shock or other major problems. When the bike not in use, keep it indoors where it is
dry and cool between 14°F and 104"F. ln extremely humid environments the interior of the
bike may suffer condensation or even water accumulation, which may damage the battery
rapidly.
Quick Setup
Control your Windgoo E20/E20 Pro Ebike and interact with us in Wingdoo Smart APP.
1. Download "Windgoo Smart" App
(Picture and video instruction can be accessed on our App.)
2. Add a device
Open "Add Devices" to connect your E20/E20 Pro.
Reminder: 1 device can only connect to 1 cellphone, remember to disconnect the device
when switching to another phone.
Windgoo Smart

Troubleshooting
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Battery Maintenance
1.Don't use other brands or models of batteries, as they may pose safety risks;
2.Do not touch the contacts. Do not dismantle or puncture the casing. Keep the contacts
away from metal objects to prevent short circuit which may result in battery damage or even
injuries and deaths;
3.Use original power adapter to avoid potential damage or fire;
4.Mishandling of used batteries may do tremendous harm to the environment.
5.After every use, fully charge the battery to prolong its life span.
6.Try to avoid recharging the bike after completely exhausting the battery. If the Battery
power is low, charge it as soon as possible.
7.Charge the battery every month if it is not in use.
1. Low tire pressure
2. Low or faulty battery
3. Driving with too many hills, headwind, braking,
and/or excessive load
4. Battery discharged for long period of time without
regular charges, aged, damaged, or unbalanced
5. Brakes rubbing
1. Charger not well connected
2. Charger damaged
3. Battery damaged
4. Wiring damaged
5. Blown charge fuse
1. Loose or damaged wheel spokes or rim
2. Loose or damaged motor wiring
1. Adjust tire pressure
2. Check connections or charge battery
3. Assist with pedals or adjust route
4. Balance the battery; contact tech
support if range decline persists
5. Adjust the brakes
1. Adjust the connections
2. Replace
3. Replace
4. Repair or replace
5. Replace charge fuse
1. Tighten, repair, or replace
2. Reconnect or replace motor.
Reduced range
The battery will not
charge
Wheel or motor
makes strange noises
Symptoms
The bike does not
work
1. Insufficient battery power
2. Faulty connections
3. Battery not fully seated in tray
4. Improper turn on sequence
5. Brakes are applied
6. Blown discharge fuse
1. Charge the battery
2. Clean and repair connectors
3. Install battery correctly
4. Turn on bike with proper sequence
5. Disengage brakes
6. Replace discharge fuse
1. Insufficient battery power
2. Loose or damaged throttle
3. Misaligned or damaged magnet ring
1. Charge or replace battery
2. Replace throttle
3. Align or replace magnet ring
1. Loose wiring
2. Loose or damaged throttle
3. Loose or damaged motor plug wire
4. Damaged motor
1. Repair and or reconnect
2. Tighten or replace
3. Secure or replace
4. Repair or replace
Irregular acceleration
and/or reduced top
speed
The motor does not
respond when the
bike is powered on
Possible Causes Most Common Solutions

Product Safety Notice
Warning Message
Don't ride until you read this:
1. Always wear a helmet when you ride electric bike.
2. Keep the two keys properly. If the unique keys are lost, you will not be able to turn on
the bike or replace the battery. lf necessary, you should get more spare keys (We don't
have a backup key)
3. Make sure your electric bike has a full battery before taking it out to ride.
4. Always be aware of local road laws, and follow them.
5. Do not ride the electric bike under the influence of drugs or alcohol.
6. Always respect pedestrians.
7. Do not ride under wet conditions.The electric bike may slide from under your feet
causing injury. Wet conditions may damage the electronics and void the warranty.
1. Avoid water - The electric bike is not waterproof.The electronics may be damaged due
to water and water damage is not covered by our warranty. Riding in wet conditions is
also very dangerous and may result in injury.
2. Avoid prolonged exposure to sun or rain and avoid storage in places with high
temperaturesor corrosive gas.
3. We do not cover physical damage due to negligent care and extreme riding.
4. Whenever you ride the electric bike, you risk severe injury or even death from loss of
control, collisions, and falls. Use caution and ride at your own risk.
5. Do not modify the product from the manufacturers original design.
6. Do not exceed the posted speed limit and obey all traffic laws.
7. Avoid touching the charging port directly and do not let it make contact with a metal
object.
8. Keep hands and all body parts away from moving parts while operating the electric
bike.
9. Before riding - be sure to check the electric bike over and make sure the electric bike is
operating correctly before each use.
10. Before riding - be sure to check that the braking system is functioning properly; also be
sure to check that all safety labels are in place and you understand the safety warnings.
11. Before riding - be sure that all axle guards, chain guards, or other covers or guards
supplied by the manufacturer are in place and in serviceable condition.
12. Before riding - be sure to check that the tires are in good condition, inflated properly,
and have sufficient tread remaining.
13. No more than 264.5 lbs (120kg) maximum load rating.
14. The electric bike should never be used by children under the age of 18.
15. Maximum Speed - Your electric bike goes the maximum speed of 25 km/h.
16. Make note that additional insurance may be required to cover situations you
encounter while riding an electric bike. lt is recommended that you contact an insurance
company or broker foradvice and consultation.
17. To conserve electricity, use assist mode and avoid zero starting, frequent braking,
driving against the wind, carrying heavy loads including other people and riding with
insufficient air pressure.
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