JupiterTech DEFIANT User manual
USER MANUAL
PACKAGE CONTENTS
To ensure the safety and enjoyment of
your electric bike, please read the user
manual carefully and check whether
all the parts are in good condition
before riding. Please abide by all safety
measures and contact us if there are
any problems.
E-Bike x 1
Saddle & Seat Tube x 1
User Manual x 1
Charger x 1
Battery Lock Keys x2
JupiterTech
5600 Airport Blvd., Suite C
Tampa, FL 33634
813-609-BIKE (2453)
www.jupiterbike.com
NOTE
Manual illustrations are for demonstration
purposes only. Illustrations may not reect exact
appearance of actual product. “Specications
subject to change without notice.”
TABLE OF CONTENTS
Structural Diagram - 4
Initial Setup - 5
Unfolding the Handle Stem - 6
Installing the Handle - 7
Installing the Seat Post - 8
Unfolding the Pedals - 9
Charging the Battery - 10
Removing the Battery - 11
Battery and Charger Care - 12
The LCD Display - 13
Turning on Your Bike - 15
Precautions When Riding - 16
Maintenance & Storage - 17
Troubleshooting - 18
Warnings - 19
Acceptable Riding Practices and
Conditions - 22
Warranty - 23
Returns - 23
4
STRUCTURAL DIAGRAM
Handle Brake
Stem
Latch Lock
Stem Latch
Flashlight
Front Fork
Disc Break
Chainwheel
Bike Frame Latch
Saddle
Seat Post
Seat Post Clamp
Motor Pedal
Bike Frame
5
1. Turn the bike upside down as it is easier to install wheel 2. Adjust the front fork and ensure it
is facing the correct way
4. Secure wheel with the quick
release
3. Place the front wheel on the front fork, ensuring the
brake plate is align with the brake
INITIAL SETUP
6
1. Tilt stem upright to ensure it connects
seamlessly with the base
3. Push lever upward to ush silver knob,
which secures handle stem to the base
2. To ensure seamless t, press the lever
down, so that the silver knob is out.
4. Fasten lever to rmly lock the handle in
place.
UNFOLDING THE HANDLE STEM
7
1. Lift the quick-release lock from the
handlebar holder and remove the lower screw
3. Place the handlebar inside the holder, then
close the holder allowing the screw to come
through the bottom hole.
2. Set aside the nut and gasket, but leave the
screw in place.
4. Adjust handle bar angle and position to your
preference. Then reinstall the nut and gasket
to tighten
INSTALLING THE HANDLE
8
4. To secure the saddle, tighten the seat post clamp as
pictured, and then press the seat downward rmly to
ensure it stays in place.
1. Loosen the seat post clamp and insert saddle post.
2. Adjust saddle to the preferred
height then tighten clamp.
INSTALLING THE SEAT POST
9
UNFOLDING THE PEDALS
1. To unfold pedals, push up pedal
3. To fold pedals, press it inward
2. Pull pedal towards you. The pedal is secure
when you hear a click.
4. Fold pedal into a upward position
10
CHARGING THE BATTERY
Be sure to charge the battery before your rst
ride!
Option 2: Remove battery from bike frame
(See next page)
Option 1: Insert charger to charge from the
bike frame port
Option 2: Plug in charger directly into the
battery
11
REMOVING THE BATTERY
1. Turn black knob to release the silver bar
3. Fold bike to reveal battery
2. Pull back silver bar
4. Lift handle gently to pull out battery
12
BATTERY & CHARGER CARE
• To help maintain the life of your battery, do not charge in extreme hot or cold temperatures.
The suitable range for charging is between 0°-45°C / 32°-113°F
• Always keep the battery away from acid, alkaline, water, & re
• Always use the original, provided charger to charge your bike
• Never exceed a charging time of 6 hours, or a current of more than 2A
• Never misconnect the positive and negative power supply
• Never damage, disassemble, or short circuit the battery.
• Always plug the battery in rst, then connect the power source when charging
• Never leave the charger plugged into the bike or power source when not charging
• If the charger indicator stops working or the charger overheats and emits a funny smell,
unplug the charger immediately and replace or repair the charger
• Never penetrate the charger or get it wet. Avoid bringing the charger on rides to reduce the
risk of damage or weather reaching your charger
• Avoid letting your battery being fully discharged while using your bike
• Never disassemble or replace any parts of the charger by yourself
• Do not put the battery in places that may fall, causing battery leakage
• If the battery will not be used in a long time, store the battery in a dry, cool environment and
charge it for 2 hours every two months
• Charging your batter in any way otherwise stated by this manual will void the warranty
13
THE LCD DISPLAY
Speed
Power Button
BatteryODO/Trip
Pedal Assist
Battery Current
14
THE LCD DISPLAY
Motor Fault IconLight Instruction
Controller Fault Icon
Brake Icon
Throttle Fault IconWheel Diameter Set
15
TURNING ON YOUR BIKE
Once the bike is charged, hold the power button on the
LCD to powr up your bike
Don’t Forget! Practice common sense & safety measures
when riding your bike.
Congratulations! You are ready for your rst ride!
16
• Wear the appropriate protection gear such as helmets, knee pads, and elbow pads on your
rides to help prevent injury.
• Inspect the bike, brakes, & battery before each ride to ensure all is in working order.
• Do not ride on slopes over 15°
• If you must ride in the rain or snow, please ride at lower speeds and keep a safe stopping
distance from objects and vehicles in front of you
• Children under the age of 16 are not advised to ride the bike
• Avoid sudden starts and stops
• Do not lean forwards or backwards while riding, and maintain a safe speed at all times
• If the battery runs low, keep a low constant speed & charge the battery as soon as possible
• Do not store your bike in the trunk of a car in hot weather
• Have a full understanding of local trafc rules and regulations before you ride
• Be aware of your surroundings at all times, and be sure to always ride in safe conditions
• Keep a comfortable distance from other riders
• Use caution when riding in environments with low visibility, if necessary, lower your speed or
stroll your bike
• Do not ride the bike backwards or do any actions that may endanger yourself and others
while riding
• Do not lend your bike to others without letting them become familiar to this manual rst
• Do not ride while ill or under the inuence of drugs or alcohol
• Accelerate slowly when riding. Sudden acceleration may throw you out-of-balance and could
cause falls or injury
PRECAUTIONS WHEN RIDING
17
MAINTENANCE & STORAGE
MAINTENANCE PART MAINTENANCE PURPOSE
Brake Squeeze brakes on handle to check that brakes are operating normally
Tires Check tread condition and pressure. Too much pressure may result in bursting
tires. Too little pressure can result in excessive power consumption.
Tire Rims Clean dirt and debris and make sure there are no cracks.
Throttle Check throttle condition for any dysfunction.
Wires Make sure wires are not loose or severed.
Screws Ensure screws are tight & have not loosened or fallen out.
Battery Check appearance and performance. If overheated and emitting a smell,
replace battery immediately.
Charger Make sure the charger cord, the input cord for the bike and the outlet plug are
damage free.
Lubrication Make sure axles and chain are properly lubricated.
Cleaning Keep the bike surface clean of dirt and debris that could alter its performance.
• To clean your bike, use a soft damp cloth to wipe clean. To protect internal wiring and electric
components do not soak or rinse your bike with water. Wipe clean with mild detergent and a damp
cloth.
• Never use corrosive or ammable chemical solvents to clean your bike, such as alcohol,
gasoline, parafn, or acetone.
• When not in use, store the bike in a cool dry area away from sunlight or wet elements.
- We recommend you check these suggested parts regularly to keep your bike in its best condition.
18
TROUBLESHOOTING
SYMPTOM POSSIBLE CAUSE MAINTENANCE PURPOSE
No power assistance
when bike is turned on.
No Power Check if Battery is installed correctly
Check if Battery needs charging
Not enough mileage Battery not fully charged Check if charger is working
Tire pressure low Check tire pressure
Frequent brakes/starts Ride with good habits
Old battery Replace battery
Low temperature (Battery
attenuation)
Normal phenomenon
Battery won’t charge Charger not plugged in Make sure plug isn’t loose
Battery temperature too
low
Charge battery in normal temperatures
Battery temperature too
high
Display not working No power Check battery condition
Adapter faulty Contact customer support for replacement
Meter faulty
Motor does not work when
powered on
The brake is engaged Check brake
Meter faulty Contact customer support for replacement
19
WARNINGS
To enjoy your Jupiter Bike Deant fully, please read this section in its entirety and please take it
seriously.
RIDE AT YOUR OWN RISK AND USE COMMON SENSE.
FAILURE TO USE COMMON SENSE AND HEED THE WARNINGS IN THIS MANUAL AND
BELOW ONLY SERVES TO INCREASE THE RISK OF SERIOUS INJURY AND/OR DEATH.
USE AT YOUR OWN RISK AND WITH APPROPRIATE AND SEROUS ATTENTION TO SAFE
OPERATION. USE CAUTION AT ALL TIMES.
Using an electric bicycle presents potential risks/ hazards - suitable caution and commonsense
is required at all times. There are inherent hazards associated with the use of this product (such
as falling off ). It is of course, possible to lose control or otherwise get into dangerous situations
even with taking all appropriate precautions. All riders and any person supervising them must
recognize that a rider can be seriously injured or die even when using safety equipment and other
precautions.
!THIS BICYCLE IS NOT A TOY. IT IS A MACHINE
CAPABLE OF SPEEDS UP TO 20 MPH.
20
WARNING: PARENTAL AND ADULT RESPONSIBILITY & SUPERVISION IS NECESSARY:
Because products, like electric bicycles, can and do present potential hazards plainly associated
with their use, it is well recognized THE NEED TO EXERCISE PARENTAL RESPONSIBILITY IN
SELECTING RIDING PRODUCTS APPROPRIATE TO THE AGE OF THE CHILD, OR PARENTAL
SUPERVISION IN SITUATIONS IN WHICH CHILDREN OF VARIOUS AGES MAY HAVE ACCESS
TO THE SAME RIDING PRODUCTS, IS IMPORTANT.
Not every product is appropriate for every person and the recommendations found within this
section are intended to reect the nature of the hazards which could be encountered during use
and the expected mental or physical ability, or both, of a rider to cope with the hazards. The
recommended minimum rider age is 16 and older. Any rider, regardless of age, who is unable
to t comfortably on the bicycle, should not attempt to ride it. Keep this product away from small
children and remember that it is intended for use by persons who are, at a minimum, completely
comfortable and competent while operating a bicycle.
Persons with any conditions that may make them susceptible to injury, impair their physical
dexterity or mental capabilities to recognize and follow safety instructions and to be able to
understand the hazards inherent in bicycle use, should not use or be permitted to use this product.
Persons with heart conditions, head, back or neck ailments (or prior surgeries to these areas of the
body) should be cautioned not to operate such products. Pregnant women should never use this
product.
DO NOT EXCEED THE WEIGHT LIMIT OF 265 lbs. Rider weight does not necessarily mean a
person’s size is appropriate to t or maintain control of the bicycle.
CHECK AND MAINTAIN THE BICYCLE BEFORE EACH USE Before each use, check to conrm
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