e-TWOW Uscooters Booster GT User manual

PLEASE CAREFULLY READ THE USER MANUAL AND WARRANTY BOOK BEFORE USING!
POWERED BY
GT USER MANUAL
THE MOST ECONOMICAL VEHICLE IN HISTORY
04/2017 E-TWOW

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Content
•Main Parts
3
•Warning
4
•Safety
5
•Basic Instructions
6
•Operating Instructions
7
1. ON/OFF 7
2. Speed control 7
3. Breaking control 7
4. Horn 7
5. Led Headlight 7
6. Mileage Show 7
7. Emergency 7
•Menu for Speed Limit 8
•Menu for Setting 8
•Error Code 8
•Overview 9
•Unfolding Steps Part 1 10
•Unfolding Steps Part 2 11
•Folding Steps Part 1 12
•Folding Steps Part 2 13
•Riding Operations 14
1. Getting ready 14
2. Start 14
3. Brake 14
4. Cruise control 14
5. Push to start 15
6. Maximum speed limitation 15
•Battery and Charger 15
1. Battery 15
2. Charger 16
3. Charger description 16
•Maintenance 16
1. Lubrication 16
2. Battery 16
3. Storage and care 16
•Product Specifications 17
•Notes 18

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Main
Parts
1. Display
2. LED headlight
3. Suspension cover
4. Battery charging jack
6. Rear brake
2 7. Front wheel / Motor
8. Rear wheel
9 9. Quick Release
3 4 6
5
7 8

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WARNING
Whenever you ride the Uscooters/E-Twow® electric two-wheel scooter
you
risk
serious injury from collisions, falls or loss of control. To ride
safely,
YOU MUST READ AND FOLLOW ALL INSTRUCTIONS AND
WARNINGS
IN THIS
MANUAL.
Check local laws and regulations to see where and how you may
use
your Uscooters/E-Twow® scooter legally. Obey to all applicable laws
for
v
ehicles and
pedestrians.
This manual includes basic operational instructions for
Uscooters/E-Twow® scooter. It cannot cover all situations where
injury or
death
may occur. OPERATORS MUST USE GOOD JUDGMENT
AND COMMON SENSE TO DETECT AND AVOID HAZARDS AND
DANGERS that
they
may encounter when riding the E-Twow®. By
using the E-Twow® scooter, you accept of the inherent risks of
operating this
product.
FAILURE TO USE COMMON SENSE AND GOOD JUDGMENT AND HEED
THESE WARNINGS CAN CAUSE SERIOUS INJURY. USE AT YOUR
OWN RISK AND WITH APPROPRIATE AND SERIOUS ATTENTION FOR
SAFE OPERATION. ALWAYS USE
CAUTION.

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Safety
1. The product is for adults only! (must be 18 years old). Please do NOT carry
two adults at the same time. It is NOT suitable for minors.
2. Always inspect the scooter prior to use. Properly inspection and
maintenance of your product can reduce the risk of injury.
3. Please wear your safety helmet and other protective equipment when
riding. Use an approved bicycle or skateboard helmet that fits properly
with the chinstrap in place and protects the back of your head. Local
legislations may require riders of two wheel products to wear a helmet
and other protective gear. Never ride the scooter barefoot or in open-toed
shoes or high-heels.
4. Please use in wide areas, and ride only after you have a good control of the
scooter. Please do NOT ride in traffic lane.
5. Always keep both feet and hands on the scooteratalltimes.
6. Do NOT attempt to ride the scooter on stairs that are above 3 cm, it may
overturn causing injuries and/or damages to the rider and/or scooter.
7. The highest r e c o m m e n d e d speed is 1 8 m p h. Always observe the
regulations in the country where you use your scooter! For your safety,
please limit the speed to 18MPH. Please try to avoid using it at night if
possible and please limit the speed to 10MPH or less and turn headlights
on.
8. The scooter can be best used from temperature range from 23f to 85f.
9. Please slow down or w al k w i th t he scooter when riding on roads
in poor condition.
10. Do not ride the scooter on oily or icy surfaces or terrain. Use the scooter
only on terrain with a good surface.
11. Please adjust the handlebar according to your height to ensure a safe
ride.
12. To avoid damages to the electrical parts of the vehicle please do not
submerge the scooter in the water with the depth of more than ½ inch and
do not wash it with water under pressure.
13. For protection, please do not ride the scooter in bad weather, such as
during periods of heavy rain, snow and/or high winds.
14. Please do not drive Uscooters/E-Twow® scooter after drinking alcohol.

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Basic Instructions
11
1. Switch Button
2. Setting Button 6
3. On/Off Light Button 5 7
4. Horn Button
5. Battery Percent
6. Speed 12
7. Temperature
8. Displays the Total or Trip Distance 8
9. Thumb Electric Magnetic Brake
10.
Thumb Accelerator
9 10
4 3 2 1
13
11.
Display Cover
12.
Steering Set
13.
Handlebar
14.
Quick Release
14
15
15.
Square Tube
16.
Folding Bar 16
17.
Protection Cover
18.
Battery Front Cover 19
19.
Front Fender
18 17

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Operating Instructions
1. ON/OFF
Press the switch for 3 seconds, and the display will light up, indicating
the power is on. Press for 3 seconds if you want to turn it off. It will
turn off automatically if you don’t use it for 3 minutes.
2. Speed control
Press the right thumb accelerator to control the speed (1-23 mph).
3. Braking control
Press the left thumb and the electronic magnetic brake will be
activated. The greater pressure you put the greater breaking force
will be. Pull the lever for rear drum brake activation. Fender friction
brake can also be used.
4. Horn
When the powerisonpressing the horn button will cause it to sound.
5. Led headlight
In manual mode: Press the On/Off Light button when needed and
there will be a sign on the display, indicating the lights a r e on.
Press the button again when you do not need the light and they will
turn off. Keep the light button pressed for a few seconds and it will
go to “Auto” mode. In “Auto” mode the sensor that the Uscooter is
equipped with will turn the light on automatically (auto light mode) if
the sensor detects poor ambient light until the sign “Auto” disappears
from the screen. For example: when it is cloudy and the “Auto” light
mode is on, the lights will turn on. If amount of light returns to normal
daylight, the auto light mode detects the light and the Headlights will
go off after 5 seconds. On auto light mode, the display is also lighted
depending on the ambient light. If the scooter is on auto light mode,
you can go to manual mode by pushing the On/Off Light Button.
6. Mileage show
When the display is powered on, it shows two modes: ODO and trip.
You can change it by pressing the settings button. In “Trip” mode,
press the setting button (S) for 3 seconds and it will clear the trip.
7. Emergency
In an emergency, it’s recommended to use the foot brake.

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MENU for SPEED LIMIT
1. To set up speed limit
•Turn off display
•Press and hold thumb brake
•Power the display while still holding thumb brake
•The display will show “L1”
2. Move to menu with button [LIGHT] L1-L2-L3-L4
•To set up a new speed limit, press button [SET]
•To finish the settings, release thumb brake
MENU for FUNCTION
1. To set up one of this program:
•Turn on display
•Press and hold thumb brake
•Press the button [POWER]
•The display will show: P1
2. Move to menu with button [LIGHT] P1
•To set up a new value, press button [SET]
•To finish the settings, release thumb brake
ERROR CODE
E1
L1= Limit the speed to 6km/h
L2= Limit the speed to 12km/h
L3= Limit the speed to 20km/h
L4= Limit the speed to 25km/h
p1 = zero Start [ON/OFF]
Overcurrent protection (Motor does not move
more than 4 seconds) this error clears after
release the acceleration throttle. If not clear,
send to service.
E2
Communication error (No communication for
more than 400ms) - this error clear when
starting the communication. If not clear, send
to service.
E3
• Overvoltage error (Battery voltage higher).
Put back original battery, other hard- ware
problem.
• Black-Screen. Exposure under the sun for
too long. Place it in shadow and it will
return to normal after a period of time. If
not clear, send to service.

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Overview
Figure
A
- Unfolded -
Figure
B
- Folded handlebars -
Figure C
- Fully folded -

Unfolding Steps Part 1
1. Press the rear brake fender in the direction of the arrow in the figure (b) until the
folding hook is released from the opening located on the rear brake fender. Then,
lift the handlebar until it reaches the normal position and the locking bolt comes
into place, like in figure (c). Make sure that the locking bolt is locked in place
before riding, like in figure (d).
2. Raise the two handles of the handlebar until they automatically return to the work position,
shown in figure (e).
3. Open the quick release. Press button shown in Figure (f) and secure it in one of the
two holes, as desired. Close the quick release in the direction of the arrow in figure
(g). Make sure that you always keep the quick release secured and tightly closed.
4. Show the fully unfolded scooter, figure (a).
(a)
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Unfolding Steps Part 2
(b) (c)
(d)
(f)
(e)
(g)

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Folding Steps Part
1
1. Open the quick release as shown in figure (a & b).
2. Press button 1 shown in Figure (c) and push down the handlebars like
shown in figure (d). Close the quick release.
3. Hold the handlebar with both hands, press buttons (1) shown in figure (e). Pull
out the handlebar grips up to the maximum and fold downwards like in figure (f).
4. Press the metal pin button, shown in figure (g), and continue folding the scooter
until the folding hook reaches the opening located on the rear brake fender as
detailed in figure (h).
5. Push on the red lever with your foot while pushing slightly forward on the handlebars to
unlock and fold the scooter. It is a 2 step process
(a) (b)
1
(c) (d)

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Folding Steps Part 2
1
(e) (f)
(g) (h)
(i)

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Riding Operation
1. Getting Ready!
1. Choose a suitable venue for riding.
2. Unfold the scooter in accordance with the instructions and make
sure the safety pin is engaged. SAFETY PIN MUST BE FULLY
ENGAGED IN ORDER TO OPERATE SAFELY.
3. Adjust the T-pipe to the suitable height according to your height.
2. Start
1. Press the power button to turn on the power.
2. Stand one foot on the scooter and leave another foot on the
ground.
3. Gently press down on the right thumb accelerator, the scooter
will immediately move forward slowly. Place the previous foot
on the scooter. Press the right thumb accelerator with your right
thumb. The greater pressure you put, the faster it will go.
3. Brakes
1. Electromagnetic front brake - pressing the left thumb electronic
magnetic brake will activate the electromagnetic brake, which
will power off the scooter and apply the brake. The more you
press, the greater the braking force will be. Rear drum brake
activated by pulling lever on throttle side of handlebar.
2. Mechanical rear brake –Uscooters by E-Twow® also have a rear
friction brake, which is activated by pressing with the foot on the
rear fender.

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Riding
Operation
5. Push to start
This function is designed for safety reasons. The option allows the
acceleration to be activated only the scooter is first pushed with the
foot and the wheel is in motion, ensuring that the acceleration lever
is not actioned by mistake. The zero start function is not activated by
default, you need to activate it after the purchase of the scooter. This
function can be activated or deactivated from the central control unit,
according to the user’s needs.
6. Maximum speed limitation
While learning to ride the Uscooter it is possible to set to limit the
maximum speed to a number of preset levels. Once a maximum speed
is set, the scooter won’t exceed that speed. The maximum speed
limit options are 3.7mph, 7.4mph, 12.4mph,15.5mph and 18.6mph.
This function can be activated or deactivated from the central control
unit, according to the user’s needs.
Battery and Charger
Each Uscooter GT powered by E-Twow® is equipped with a special
lithium ion battery and a special smart charger. The accessories
that come with each scooter have dedicated numbers please do not
use any other brand of charger. IF THE BATTERY OR CHARGER
BECOME DAMAGED AS A RESULT OF USING ANOTHER BRAND OF
CHARGER, USCOOTERS WILL NOT BE RESPONSIBLE AND THE
WARRANTY WILL BE VOID.
Battery notice
Before the first use, please charge the battery fully. The Uscooters
powered by E-Twow® battery can be charged at any point, and it is
advisable to keep to never let the LiPo become fully discharged as this
may cause the battery to short internally and not be able to recharge
correctly from that point forward.
!!! While the battery is charging it should not be unattended. !!!
Warning: Do not use batteries from other brands, they will not
work with
the Uscooters powered by
E-Twow®.Using other brand
batteries will cause severe damage and void warranty. Please
charge the battery at least once every three months even
if
you don’t
use the scooter to maintain the full functionality of the battery and

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prolong its life span. Water immersion, collisions, and other
abnormal factors will lead to battery damages, which are not
covered under w
arranty.

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Battery and Charger
Charger
The company provides a dedicated charger which has a charging
protection function. When the battery is 100% charged, the charger
will automatically stop charging. Charging time is usually no more
than 4-5 hours. Water immersion, collision, and other abnormal
factors will lead to charger damages, which are not covered under
warranty.
Charging
Always first connect the charger plug into the power socket in the
wall. Then open the rubber protective cover and put the charger
connector into the scooter’s charging socket. The scooter is charging
when the charger light is red and when the charger light turns green
the battery is fully charged.
Maintenance
Lubricating
Please add a small amount of grease or lubricants to handle folded
position, rear shock absorber located under the footboard and all the
joints of the scooter every six months. Please check the scooter’
screws on both wheels every month to ensure that they are tight.
Battery
To ensure the full functionality of the UScooters Booster GT, the
lithium Ion batteries provided by our company are equipped with a
Save-Mode.
Storage and care
Do not store or park the scooter under direct sun or wet places.
Please store the scooter in a dry and warm environment, away from
draft and moist, where the temperature is constant and at least 59
degrees Fahrenheit. Please keep the scooter clean and dry. For
cleaning use a damp cloth and a mild detergent.
Warranty
The Uscooters GT has a 1 Year Limited parts only warranty, freight not included on all
parts otherthan the Battery dueto mechanical defaultonly. The battery comes with a a
1 year or 1,500 miles warranty.

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Product Specifications
Booster GT
Size
Capability
Overall unfolded size 44 x 42 x 15 inch
Overall folded size 41 x 12 x 6 inch
Scooter Weight 28 lbs.
Maximum load 280 lbs.
Top speed 25 mph
Grade ability 30 degree slope
Up to 25 miles
Range (fully charged) (Varied from weight of rider,
inclines,wind,speed,road
conditions, temperature and
other factors)
Power consumption 6.1 - 7.5 W/KM/75kg
Battery
Parameters
Type Lithium Ion Battery 48V
10.50 AH
Motor
Parameters
Charger
Parameters
Capacity 504W
Type Brush-less DC Motor
Power 700 W / Peak 800W
Input Voltage 110V/220V
Charging time 4-5 hours

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Notes
Table of contents
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