HYOSUNG GV125S User manual

—1 —
This manual should be considered a permanent
part of the motorcycle and should remain with the
motorcycle when resold or otherwise transferred to
a new owner or operator. The manual contains
important safety information and instructions which
should be read carefully before operating the
motorcycle.

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1. BATTERY INITIALCHARGING
Initial charging of the battery is required after filling electrolyte to
improve the battery durability.
2. BATTERYINSTALLATION
①Fill the electrolyte to the battery.
②Leave the battery for 30 minutes.
③Charge the batterybystandard charging. This is necessaryfor
reliability of the battery.
④Install the battery to the motorcycle.
※STANDARD CHARGING TIME : 1.0 A for 10 hours
Do not use the battery without the battery initial charging.
Otherwisethebatteryservicelifemaybeshortened.
The motorcycle use a battery ignition system.
Do not permit to start or operate the motorcycle without the
battery otherwise the electrical system will be damage.
Always start or ride the motorcycle with the correct battery
installed and connected.
BATTERY INITIAL CHARGING

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FOREWORD
Thank you for choosing a Hyosung motorcycle. We at
Hyosung have designed, tested and produced this
motorcycle using the most modern technology avail- able to
provide you with much happy, enjoyable, safe riding.
Motorcycling is one of the most exhilarating sports and to
ensure your riding enjoyment, you should become thoroughly
familiar with the information presented in this Owner's
Manual before riding the motorcycle.
The proper care and maintenance that your motorcycle
requires is out- lined in this manual.
By following these instructions explicitly you will ensure a
long trouble-free operating life for your motorcycle. Your
dealer has experienced technicians that are trained to
provide your machine with the best possible service with the
right tools and equipment.
Operative norm:
Q/370100JQH002—2018

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All information, illustrations photographs and specifications
contained in this manual are based on the latest product
information available at the time of publication. Due to
improvements or other changes, there may be some
discrepancies between information in this manual and your
motorcycle.
Hyosung reserves the right to make changes at any time,
without notice and without incurring any obligation to make
the same or similar changes to motorcycles previously built
or sold.
Please note that this manual applies to all specifications for
all respective destinations and explains all equipments.
Therefore, your model may have different standard features
than shown in this manual.
ⒸCOPYRIGHT KR Motors Co., Ltd.

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IMPORTANT
BREAK-IN INFORMATION
FOR YOURMOTORCYCLE
The first 1,600 km (1,000 miles)
are the most important in the life
of your motorcycle.
Proper break-in operation
during this time will help ensure
maximum life and performance
fromyournew motorcycle.
Hyosung parts are
manufactured of high quality
materials, and manu factured
parts are finished to close
tolerances. Proper break-in
opera tion allows the machined
surfacesto polish each other and
matesmooth ly.
Motorcycle reliability and
performance dependonspecial
care and restraint exercise
duringthebreak- in period. It is
especially important that you
avoid operating the engine in a
manner which could expose the
enginepartstoexcessiveheat.
Please refer to the BREAK-IN
section for specific break-in
recommen dations.
WARNING / CAUTION
/ NOTE
Please read this manual and
follow its instructions carefully.
To emphasize special
information t he words 『 W A
RNI NG 』 , 『 CAUTION 』 and
『 NOTE 』 have special
meanings.
Information following these
signal words should be carefully
reviewed.
The personal safety of the
rider may be involved.
Disregarding this information
could result in injury to the
rider.
These instructions point out
special service procedures or
precautions that must be
followed to avoid damaging
the machine.
N O T E
This provides special
information to make
maintenance easier or
important instructions clearer.

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Noise Control System (muffler assembly)
TAMPERING WITH NOISE CONTROL SYSTEM PROHIBITED
Owners are warned that the law may prohibit :
(a) The removal or rendering inoperative by any person
otherthan for the purpose of maintenance, repair or
replacement, of any device or element of design
incorporated into any new vehicle for the purpose of
noise control prior to its any sale or delivery to the
ultimate purchaser or while it is in use.
(b) Theuseofthevehicleaftersuchdeviceorelementof
design has been removed or rendered inoperative
byanyperson.
MAINTENANCE :
The exhaust system of this motorcycle requires no periodic
maintenance.
The engine should be adjusted to the manufacture’s
specifications and the spark plug should be kept in good
condition. Running the engine with incorrectly operating spark
plug or misadjusted fuel injection systemmaycausepermanent
damagetothecatalystand to the noise controlsystem.

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CONSUMER
INFORMATION
SAFE RIDING
RECOMMENDATION
FOR MOTORCYCLE
RIDERS
Motorcycleriding is great fun
and anexcitingsport.Motorcycle
riding also requires he/she to
takesome extra precautions to
ensurethe safetyoftheriderand
passenger.
These precautions are :
● Before first use of the
motorcycle read this owner’s
manual carefully to become
familiar with the motorcycle
features, and safety and
maintenance requirements.
Review all instructions,
requirements and warnings.
● Before the rider’s first use of
the motorcycle, make sure
that he / she is familiar with
thelocation and operation of
all controls, and has been
instructed in the proper
operationof themotor- cycle.
● For first use of the
motorcycle, find a level, open
area for the rider to use to
become familiar with the
operation of controls and the
operating and handling
characteristics of the
motorcycle.

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●
Before each use, perform
daily inspections with the
rider.
●
Specific items to check are
listed in the INSPECTION
BEFORE RIDING section on
page 58 of this owner’s
manual.
●
Make sure the rider wears a
helmet, eye protection, and
protective clothing (gloves,
leather or heavy cloth pants,
long sleeved shirt or jacket,
boots).
●
Permit use only by two
per-sons.
●
This motorcycle is designed
for use only by one rider and
one passenger.
●
Do not permit anyone to
operate the motorcycle
under the influence of
alcohol or otherdrugs. It may
cause damage to the
motorcycle and alter
handling characteristics.
●
Observe periodic
maintenance requirements.
Your authorized dealer is
trained and equipped to
perform this ser- vice.
●
Drain gasoline from the fuel
tank prior to transporting the
motorcycle.
●
Caution the rider and
others near the motorcycle
not to get close to or touch
any moving parts or any
heated areas such as the
engine and exhaust sys- tem.
Do not make any modifications
to the motorcycle .
Modifications may make
the motorcycle unsafe or
illegal in your state.
The motorcycle is equipped
with the side stand ignition
interlock sys- tem.
If the transmission is in
neutral or the side stand up,
you can only start the engine
by squeezing the clutch lever.
This side stand ignition
interlock system prevents the
motorcycle from being started
with side stand down.
Make sure that the side stand
ignition interlock system is
working properly before riding.

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The position lamp, meter
lamp, tail lamp and license
plate lamp on this
motorcycle always comes
on when the ignition switch
is turned to the “”
position.
The head lamp is always lit
when starting the engine.
● Donotruntheengine
indoors or where there is
little or no ventilation.
Exhaust gases contain
carbon monoxide, a
potentially lethal gas that
is colorless and odorless.
● Never leave the
motorcycle running while
unattended, even for a
short time.
Always open the throttle
gradually to prevent front
wheel lifting. Failure to
observe this precaution may
result in loss of control and an
accident.
Keep both hands on the
hand- grips at all times when
riding. Removing your hands
from the handgrips reduces
your ability to control the
motorcycle and could result in
anaccident.
While operating the
motorcycle, the rider should
keep both feet on thefootrests
at all times to avoid injuries
resulting from accidents.
Moving the rider’s feet from
the footrests reduces the
rider’s ability to control the
motorcycleandcouldleadtoan
accident.
When storing for long period :
1. Supplyenoughthefuelin
the fuel tank.
2. Remove the battery from
the motorcycle.
Do not turn the ignition switch
to its “ ” position or the
steering lock to “ ” position
or the engine stop switch to
its “ ” position while riding
themotorcycle.

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⊙WEAR A HELMET
Motorcycle safety
equipment starts with a
quality safety helmet. One
of the most serious
injuries that can happen is
a head injury. ALWAYS
wear a properly approved
helmet. You should also
wear a suitable eye
protection.
⊙RIDING APPAREL
Loose clothing can be
uncomfortable and unsafe
when riding a motorcycle.
Use good quality
motorcycle riding apparel
when riding your
motorcycle.
⊙INSPECTION BEFORE
RIDING
Review thoroughly the
instruct ions in the
“INSPECTION BEFORE
RIDING” section of this
manual.
Do not forget to perform an
entire safety inspection to
ensure the safety of the rider
and its passenger.
⊙FAMILIARIZE YOURSELF
WITH THE MOTORCYCLE
Your riding skill and
mechanical knowledge from
the foundation for safe riding
practices.
We suggest that you
practice riding your
motorcycle in a non-traffic
situation until you are
thoroughly familiar with your
machine and its controls.
Remember practice makes
perfect.