Jetson Rumble JetKart JKR2HB-BLK User manual

Designed in Brooklyn | Made in China
Rumble
JetKart® + All-Terrain Hoverboard.
A guide for your ride.
IMPORTANT: READ CAREFULLY AND RETAIN FOR FUTURE REFERENCE.
MODELS: JKR2HBBLK  JKR2HBOSBLK

Jetson's top two riding rules:
Be safe. Have fun!

3
Safety Warnings
What’s in the Box
Specs & Features
Warranty
Attaching the Handles
Attaching the Seat
Attaching the Brackets
Attaching the Footrest
Attaching the Hoverboard
Charging the Hoverboard
Understanding the Indicator Lights
Low Battery Alerts
Powering On and O
Recalibrating the Hoverboard
Getting on the Rumble
Helmet Safety
Riding the Rumble
Riding the Hoverboard on its Own
Care & Maintenance
Table of Contents
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4
Safety Warnings
• Before use, please read the user manual and safety warnings carefully, and make sure you understand and accept all the safety
instructions. The user will be responsible for any loss or damage caused by improper use.
• Before each cycle of operation, the operator shall perform the preoperation checks speciied by the manufacturer: That all guards and
pads originally supplied by the manufacturer are in proper place and in serviceable condition; That the braking system is functioning
properly; That any and all axle guards, chain guards, or other covers or guards supplied by the manufacturer are in place and in
serviceable condition; That tires are in good condition, inlated properly, and have suicient tread remaining; The area that the product is
to be operated should be safe and suitable for safe operation.
• Components shall be maintained and repaired in accordance with the manufacturer’s speciications and using only the manufacturer’s
authorized replacement parts with installation performed by dealers or other skilled persons.
• Warning against recharging non-rechargeable batteries.
• Don’t allow hands, feet, hair, body parts, clothing, or similar articles to come in contact with moving parts, wheels, or drive train, while the
motor is running.
• This product should not be used by children or persons with reduced physical, sensory or mental capabilities, or lack of experience and
knowledge, unless they have been given supervision or instruction (IEC 60335-1/A2:2006).
• Unsupervised children should not play with the product (IEC 60335-1/A2:2006).
• Adult supervision is required.
• The rider should not exceed 220 lb.
• Units shall not be operated to perform racing, stunt riding, or other maneuvers, which may cause loss of control, or may cause
uncontrolled operator/passenger actions or reactions.
• Never use near motor vehicles.
• Avoid sharp bumps, drainage grates, and sudden surface changes. Scooter may suddenly stop.
• Avoid streets and surfaces with water, sand, gravel, dirt, leaves, and other debris. Wet weather impairs traction, braking, and visibility.
• Avoid riding around lammable gas, steam, liquid, or dust that could cause ire.
• Operators shall adhere to all of the manufacturer’s recommendations and instructions, as well as comply with all laws and ordinances:
Units without headlights shall be operated only with adequate daylight conditions of visibility, and; Owners shall be encouraged to
highlight (for conspicuity) using lighting, relectors, and for low-riding units, signal lags on lexible poles.
• Persons with the following conditions shall be cautioned not to operate: Those with heart conditions; Pregnant women; Persons with head,
back, or neck ailments, or prior surgeries to those areas of the body; and persons with any mental or physical conditions that may make
them susceptible to injury or impair their physical dexterity or mental capabilities to recognize, understand, and perform all of the safety
instructions and to be able to assume the hazards inherent in unit use.
• Do not ride at night.
• Do not ride after drinking or taking prescription medication.
• Do not carry items when riding.
• Never operate the product barefooted.
• Always wear shoes and keep shoelaces tied.
• Make sure your feet are always placed securely on the deck or footrests.
• Operators always shall use appropriate protective clothing, including but not limited to a helmet, with appropriate certiication, and any
other equipment recommended by the manufacturer: Always wear protective equipment such as helmet, knee pads, and elbow pads.
• Always give way to pedestrians.
• Be alert to things in front and far away from you.
• Do not allow distractions when riding, such as answering the phone or engaging in any other activities.
• The product cannot be ridden by more than one person.

5
• When you ride the product along with other riders, always keep a safe distance to avoid a collision.
• When turning, be sure to maintain your balance.
• Riding with improperly adjusted brakes is dangerous and can result in serious injury or death.
• The brake may become hot while operating, do not touch the brake with your bare skin.
• Applying brakes too hard or too suddenly can lock up a wheel, which could cause you to lose control and fall. Sudden or excessive
application of the brake may result in injury or death.
• If the brake loosens, please adjust with the hexagon wrench, or please contact the Jetson Care Team.
• Replace worn or broken parts immediately.
• Check whether all safety labels are in place and understood before riding.
• The owner shall allow the use and operation of the unit after a demonstration that such operators can understand and operate all
components of the unit before use.
• Do not ride without proper training. Do not ride at high speeds, on uneven terrain, or on slopes. Do not perform stunts or turn abruptly.
• Recommended for indoor use.
• Prolonged exposure to UV rays, rain and the elements may damage the enclosure materials, store indoors when not in use.
California Proposition 65
WARNING:
This product can expose you to a chemical such as Cadmium that is known to the state of California to cause cancer or birth
defects or other reproductive harm. For more information go to www.p65warnings.ca.gov/product
MODIFICATIONS
Do not attempt to disassemble, modify, repair, or replace the unit or any components of the unit without instruction from the Jetson Care
Team. This will void any warranty, and can lead to malfunctions which may cause injury.
ADDITIONAL OPERATION PRECAUTIONS
Do not lift the product o the ground while it is on and the wheels are in motion. This can result in freely spinning wheels, which may cause
injury to yourself or others nearby. Do not jump on or o the product, and do not jump while using it. Always keep your feet firmly planted
on the foot rest while in operation. Always check the battery charge before using.
NOTICE OF COMPLIANCE
This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions:
(1) this device may not cause harmful interference, and (2) this device must accept any interference received, including interference
that may cause undesired operation. Warning: Changes or modiications to this unit not expressly approved by the party responsible for
compliance could void the user’s authority to operate the equipment.
NOTE: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC
Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment
generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause
harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If
this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment o and
on, the user is encouraged to try to correct the interference by one or more of the following measures:
• Reorient or relocate the receiving antenna.
• Increase the separation between the equipment and receiver.
• Connect the equipment into an outlet on a circuit dierent from that to which the receiver is connected.
• Consult the dealer or an experienced radio/TV technician for help.
Shielded cables must be used with this unit to ensure compliance with the Class B FCC limits.

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What’s in the Box
* ADULTS MUST ASSIST CHILDREN IN THE ASSEMBLY AND INITIAL ADJUSTMENT PROCEDURES OF THE PRODUCT.
1. SEAT
2. HANDLE x2, RIGHT AND LEFT
3. BRACKET x2
4. HOVERBOARD
5. JETKART FRAME X2, FRONT AND REAR
6. FOOTRESTS x2 *PREATTACHED TO FRAME
7. FRONT WHEEL *PREATTACHED TO FRAME
8. VELCRO STRAP x4, INCLUDING 2 SPARE
9. CHARGER
HARDWARE & TOOLS INCLUDED:
WRENCHSMALL AND
LARGE ALLEN
KEY
MEDIUM BOLTS A
& NUTS B ×4
Handlebar
Hardware
SMALL BOLTS C,
WASHERS D
& NUTS E ×4
JetKart Seat
Hardware
JetKart Frame
Hardware
KNOB H
×1
LARGE BOLT F ×2,
MEDIUM WASHER G1 ×4,
& LARGE WASHER G2 ×4

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1
6
8
9
2 RIGHT 2 LEFT
3 RIGHT 3 LEFT
4
5 REAR
5 FRONT
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NOTE: IMAGES MAY NOT REFLECT EXACT APPEARANCE OF ACTUAL PRODUCT.

9
Specs & Features
Warranty
JETKART®:
• WEIGHT LIMIT: 220 LBS
• PRODUCT WEIGHT: 12 LBS
• WHEEL SIZE: 4”
• DIMENSIONS: 2936”L × 22”W × 13.7”H
• RECOMMENDED AGE: 12+
HOVERBOARD:
• WEIGHT LIMIT: 220 LBS
• PRODUCT WEIGHT: 14 LBS
• TIRE SIZE: 6.5”
• MAX SPEED: 7 MPH
• MAX RANGE: 7 MILES
• BATTERY: 36V, 2.0AH LITHIUMION
• MOTOR: 300W
• CHARGER: 100240V
• CHARGING TIME: UP TO 5 HOURS
• MAX CLIMBING ANGLE: 10°
• DIMENSIONS: 23.2”L × 7.3”W × 7.2”H
• RECOMMENDED AGE: 12+
ONE-YEAR GENERAL LIMITED WARRANTY
All new Jetson products, excluding parts and accessories, are warranted against defects in materials and workmanship
for a period of one year from the date of original retail purchase when used in accordance with Jetson's user manuals
(refer to ridejetson.com/support).
Under this warranty, you will be able to direct your claims to Jetson even in situations where you purchased the
Jetson Product from one of our authorized retailers.
To read the full terms of our warranty, visit ridejetson.com/warranty.

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1.1 Attaching the Handles
1. Getting Started
• SLIDE A HANDLE ONTO EACH BRACKET
SO THAT THE HANDLE EXTENDS OVER
THE END OF THE BRACKET THAT DOES
NOT HAVE A NUT.
• ON THE SIDE OF THE BRACKET TOWARD
WHICH THE HANDLE CURVES, INSERT A
MEDIUM BOLT A INTO EACH OF THE
TWO HOLES AND THROUGH TO THE
OTHER SIDE OF THE BRACKET.
• TWIST A MEDIUM NUT B ONTO
THE END OF EACH BOLT.
BOLT A
NUT B
BRACKET

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TIGHTEN BOLTS USING
ALLEN KEY.
• REPEAT HANDLE ASSEMBLY ON THE OTHER BRACKET.

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•ALIGN HOLES IN SEAT TO THE FOUR MATCHING HOLES ON
THE SEAT FRAME.
•INSERT A SMALL WASHER D ONTO EACH SMALL BOLT C AND
THEN SLIDE A BOLTWASHER COMBO THROUGH EACH HOLE IN
THE TOP OF THE SEAT AND THE FRAME.
• TWIST A SMALL NUT E ONTO THE END OF EACH BOLT.
• TIGHTEN EACH BOLT USING THE SMALL ALLEN KEY.
• MAKE SURE THE SEAT IS SECURELY ATTACHED AND STABLE.
IMPORTANT: DO NOT OVER-TIGHTEN THE BOLTS.
OVER-TIGHTENING CAN CAUSE THE SEAT TO CRACK.
1.2 Attaching the Seat
NUT E
BOLT C
WASHER D

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1.3 Attaching the Brackets
• POSITION THE TWO BRACKETS ON THE SIDE OF THE SEAT SO THAT THE HANDLES ARE POINTING TOWARDS THE FRONT
AND BEND OUTWARDS AWAY FROM THE SEAT.
• PLACE ONE OF EACH LARGE WASHER G1 THEN G2 ON THE END OF A LARGE BOLT F AND SLIDE THE BOLTWASHER
COMBO THROUGH THE OUTER HOLE OF THE BRACKET. PLACE ANOTHER ONE OF EACH WASHER G2 THEN G1 ON THE
END OF THE BOLT.
• INSERT THE END OF THE BOLT INTO THE TUBE IN THE FRAME UNDER THE SEAT.
• TIGHTEN THE BOLT USING THE LARGE ALLEN KEY.
NOTE: BE CAREFUL NOT TO OVER-TIGHTEN THE BOLTS.
OVER-TIGHTENING MAY CAUSE THE BRACKETS TO CRACK.
BOLT F
WASHER
G2
WASHER
G1
WASHER
G2
WASHER
G1

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• REPEAT WITH 2ND BRACKET ON THE OTHER SIDE OF THE SEAT.
• MAKE SURE THE BRACKETS ARE SECURELY ATTACHED AND THE HANDLES CAN BE MOVED UP AND DOWN EASILY.

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• SLIDE THE FRONT OF THE JETKART FRAME
WITH THE FOOTRESTS AND WHEEL INTO THE
REAR OF THE FRAME WITH THE SEAT AND
HANDLES.
• SET THE DISTANCE BETWEEN THE SEAT AND
THE FOOTRESTS SO THAT THE RIDER'S FEET
REST COMFORTABLY ON THE FOOTRESTS
WHEN SEATED AND THE KNEES HAVE A
SLIGHT BEND.
• ALIGN ONE OF THE SIZING HOLES WITH THE
HOLE ON THE FRAME IN FRONT OF THE SEAT.
• INSERT KNOB H THROUGH BOTH HOLES.
1.4 Attaching the Footrest
FRONT OF JETKART FRAME
SIZING HOLES
KNOB H

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TWIST TO TIGHTEN KNOB.

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1.5 Attaching the Hoverboard
• USING THE WRENCH, LOOSEN THE NUT FROM THE
BOLT ON EACH BRACKET AT THE BACK OF THE FRAME.
ADJUSTABLE BRACKET
NUT
BOLT

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• MAKE SURE THE HOVERBOARD IS TURNED
OFF DURING THE ATTACHMENT OF THE JETKART.
• POSITION THE HOVERBOARD UNDER THE
SEAT SO THAT THE CHARGING PORT ON THE
HOVERBOARD IS FACING OUTWARDS FROM THE
REAR OF THE JETKART.
• IF NECESSARY, ADJUST THE SIZE OF BRACKETS
TO THE WIDTH OF THE HOVERBOARD SO THAT
THE BRACKETS HUG THE FRONT AND THE BACK
OF THE HOVERBOARD.
• RETIGHTEN NUTS WITH THE WRENCH TO
SECURE EACH BRACKET.
HOVERBOARD