ORBLON OST15 User manual
Please read all safety rules and instructions carefully before operating this tool.
Dear Customer：
USER MANUAL
BRUSHLESS STRING TRIMMER
MODELS:OST15
Product Questions or Concerns？Contact US：[email protected]
Safety Warnings
Product Specifications
Operating Instructions
Battery Description
Function Descriptions
Adjust Equipment Before Operating Tools
Mounting Accessories
Nylon Rope Haying Head Installation
Operational Safety Guidelines
Troubleshooting
Warranty Terms
Extend Your Warranty by 1 Year
EN.01
EN.04
EN.04-EN.05
EN.07
EN.08
EN.08
EN.09
EN.10
EN.11-EN.12
EN.13-EN.14
EN.15
EN.15
EN.01
General Safety Warnings for Electrical Tools
Workplace Safety
Warning: Please read all safety warnings and instructions. Please
carefully read all the safety warnings, instructions, illustrations, and
regulations provided along with the electrical tool. Failing to follow the
instructions below may cause electric shocks, fire, and/or serious
injuries.
Keep all warnings and instructions in a safe place for future references.
The term "Electrical Tool" in the warnings refers to the tools that are
powered by power cords (corded) or by batteries (cordless).
1. Always keep the workplace clean and well-lit. A cluttered and dark
workplace may cause accidents.
2. Do NOT operate the tool in an explosive environment where flamma-
ble liquids, vapors, or dusts are present. The sparks generated by the
electrical tools can ignite such dusts or vapors, causing explosions.
3. Keep children and other personnel away from the electrical tool
during operation. You can lose control of the tool if extra precautions
are not taken.
Personal Safety
1. Remain vigilant and pay attention to your operation at all times.You
must stay awake during operation. Do NOT operate the electrical tool if
you are tired, or under the influence of drugs, alcohol, and other
treatments. Failing to follow these rules may cause serious injuries.
2. Personal Protective Equipment (PPE).Always wear eye protections,
especially in a dusty environment. Wear slip-resistant safety shoes and
hearing protection equipment if necessary to prevent personal injuries.
3. Unintentional Start-up Prevention.Please do NOT place your fingers
on the power switch while carrying the tool. Make sure that the battery
is removed before carrying the tool.
4. Please pay attention to your footing and maintain your balance at all
times before starting the electrical tool.This allows you to have a better
control of the tool when accidents happen.
Safety Warnings
EN.02
1. Do NOT use the electrical tool to achieve what it is not intended for.
Please choose the correct electrical tool according to the purpose of the
work.Chosing the proper electrical tool with the correct specs can make
your work safer and more efficient.
2. Do NOT use the electrical tool if the power switch is not working
(unable to turn on/off the tool). It is dangerous to operate the tool with
a malfunctional power switch. Please contact us to get it repaired
immediately.
3. Unplug the power cord and/or remove the battery (if applicable)
before performing any adjustments, replacing accesories, or putting the
tool in storage.This protective safety measure reduces the chance of
unintentional start-up.
4. Keep the electrical tool out of reach of children. It is prohibited to
operate the tool if the operator is not familiar with the tool or does not
understand the operating instructions. It is dangerous for untrained
operators to handle the tool.
5. Electrical Tool and Accessory Maintenance
Check whether all moving parts are in the correct positions or are
secured in place. Identify any broken parts that can potentially affect
the operation of the tool. Please repair/replace any broken parts before
operation.Poorly maintained electrical tool can cause accidents.
6. Keep the blades sharp and clean. Well-maintained blades make the
tool easy to control and less prone to get stalled.
7. Choose the proper electrical tools, accessories, and trimmer heads
according to the operating instructions, the operating conditions, and
the purpose of the work. Using the electrical tool to achieve what it is
not intended for may lead to hazardous situations.
5. Do NOT wear loose and baggy clothes/accessories. Keep hair and
clothes away from the moving parts. Baggy clothes, loose/hanging
accessories, and long hair can become entangled in the moving
parts of the tool.
6. You should remain vigilant at all times regardless of how
familiar you are with the tool. Ignoring the safety rules can cause
serious injuries.
7.It is the employer's responsibility to ensure that the operator
and other personnel wear the proper PPE on site.
Electrical Tool Operating Instructions and Precautions
EN.03
Battery Powered Tool Operating Instructions and
Precautions
8. Keep the handle and the grip clean and free of grease.A slippery
handle cannot guarantee the proper control of the tool in the event of
an accident.
9. Do NOT wear cloth gloves that can get entangled during opera-
tion.Wearing cloth gloves around moving parts can cause personal
injuries.
1. Only use the charger that is specified by the manufacturer.Using
chargers that are not designated for the battery can cause fire.
2. Only use the battery that is designated for the electrical tool.Other
unspeficied batteries can cause injuries or fire.
3. Keep the battery away from any metal objects, such as such as paper
clips, coins, keys, nails, screws, or other small metal objects. Short-cir-
cuiting the two battery terminals can lead to combustion or fire.
4. Imporper handling of the battery can cause liquid to spill. Do NOT
touch any liquids leaking out of the battery.In case of accidental
contacts, please rinse thoroughly with water.In case of accidental eye
contacts, please seek for medical attentions immediately.The liquid
leaking from the battery can be corrosive or flammable.
5. Do NOT use damaged or modified battery or tool. Failing to do so can
cause unpredicted results, such as fire, explosions, or injuries.
6. Do NOT expose the battery to fire or high-temperature. Exposing the
battery to fire or temperatures over 130ºC can lead to explosions.
7. Follow all the charging instructions.Do NOT charge the battery or the
electrical tool outside of the specified temperature range.Imporper
charging or charging outside of the specified temperature range can
cause damage to the battery and increase the risk of fire.
Maintenance
1. Maintenance should be performed by experts using the identical
replacement parts.This ensures that the repaired electrical tool is safe
to use.
2. Do NOT attempt to repair the damaged battery. The battery can only
be repaired by the manufacturer or the authorized service providers.
EN.04
Safety Range of the Cordless String Trimmer
Specifications
Operating Instructions
1. Safety warnings for the hanheld string trimmer.
2. Be famiilar with the control and operation of the tool.
3. The blades will continue to rotate and slowly come to a stop after the
power is switched off.
4. It is prohibited to allow children or inexperienced personnel to
operate the tool.Please follow local laws and regulations that specify
the legal age to operate the tool.
5. Please make sure that no hard objects, such as branches and rocks
are stuck between the blades before operation. Hard objects can
prevent the motor from running and damage the blades.
6. Make sure that there's no electricity line, water pipe, gas pipe, etc. on
site. Damaging these facilities can cause hazards.
STRING TRIMMER
MAX.CUTTING DIAMETER
POWER
SPEED
15 INCH
700W
4500R/MIN
BATTERY PACK
BATTERY PACK TYPE
VOLTAGE
CAPACITY
CHARGER INPUT
LI-LON
20V
4.0AH 74Wh
100-240V~50/60HZ 0.8A
CHARGER OUTPUT 21.0V 1.2A
1. Do NOT operate the tool if the safety guard is damaged or not
installed correctly.
2. Only operate the tool in a well-lit environment with high visibili-
ty.Pay attention to slippery conditions and humidity when operating
the tool in winter. Snow and ice can potentially damage the tool.
EN.05
Always keep a proper footing and balance.
3. Pay attention to the blades to avoid cutting yourself.
4. Keep hands and feet away from the cutting area, especially when the
motor is running.
5. Do NOT lift the trimmer head higher than your waist.
6. Do NOT operate the tool when you are standing on a ladder.
7. Do NOT operate the tool when you are standing on an unstable
surface.
8. Clear any sand, gravel, nails, etc. out of the workplace.hese foreign
objects can damage the blades. The flying debris can also cause serious
personal injuries.
9. Shut down the tool immediately if the blades hit rocks or other hard
objects. Please inspect the blades for any damages.
10. Hold the tool with both hands during operation. Do not operate the
tool with one hand. Make sure that you have a stable footing.
11. The tool must be equipped with all required protective accessories
during operation, such as a safety guard.
12. The battery must be removed from the tool in the following situa-
tions: When the tool is left unattended; Before removing any blockage;
Before inspecting, cleaning, or repairing the tool; Before performing
adjustments, replacing accessories, or putting the tool in storage;
When carrying and transporting the tool.
13. Do NOT operate the tool if you are tired. Operator fatigue can lead
to the loss of tool control. Make sure that you take a break for 10 - 20
min for every hour of operation.
14. Do NOT operate the tool on a steep hill.
1. Inspect the tool and protective equipment before operation.
2. Shut down the motor and remove the battery from the tool before
performing any maintenance, replacing blades, and cleaning.
3. Inspect the tool for any damages after removing the battery from the
tool.
4. Check for loose or damaged parts, such as cracks on the blades.
5. When not in use, store the tool in a dry and well ventilated place that
is out of the reach of children.
6. Only use the replacement parts and accessories that is authorized by
the manufacturer.
Maintenance Instruction
EN.06
*Please keep this manual for future reference
Warning: Please do NOT ignore the safety warnings
and rules for the sake of convenience. Safety rules
should always be followed even if you are familiar
with the operation procedures. Failing to follow the
operation instructions and safety rules can cause
serious personal injuries.
7. Make sure that there is no debris in the vent.
8. Inspect and service the tool regularly, especically before and after
each operation.
1. Do NOT short-circuit the battery！
(1) Do NOT contact the battery terminals with any conductive materials
(2) Do NOT place the battery in the same container with other metals
such as nails, coins, etc.
(3) Do NOT expose the battery to water or rain.A short-circuited battery
can generate a large amount of electrical current, leading to battery
overheat, fire, or even breakdown.
(4) Do NOT use the tool in the rain.
(5) Please remove the battery from the tool after each operation.
2. Do NOT store the tool or the battery in a place where the temperature
may reach or exceed 50ºC (122ºF).
3. Do NOT burn the battery, even if the battery is severely damaged or
completely worn.
Exposing the battery to fire can lead to explosions.
4. Do NOT puncture or drop the battery.
5. Do NOT connect damaged battery to the tool.
6. Please refer to local regulations to dispose the used battery.
7. The battery can only be used for this product. Using the battery on
any other products can lead to fire, overheat, explosions, or electrolyte
leakage.
EN.07
1. Before using for the first time,the battery needs to be fully charged.
2. Do not expose the battery to extreme conditions such as high
temperature or shock, otherwise there is a risk of personal injury due to
electrolyte leakage.
3. Before charging, please check the surface of the battery to make sure
it is clean and dry.
How to charge the battery with the charger
Release Button
LED Light Switch
Battery Indicator Light
Charging Port
Red
Indicator Light
Green
Status
Charging
Charging completed
Use our included adapter to charge the battery, and it takes about
1.5 hours for a single full charge (note: the charging interface is at
the position shown in the above figure).
EN.08
Battery Protection System
Long and constant operation period can cause the battery to overheat.
The battery will automatically shut off if the overheating protection is
triggered. Please wait for the battery to cool down before starting the
tool again.
Battery level is low.The motor shuts off soon after start-up, which
indicates that the battery level is low.Please remove the battery from
the tool and charge the battery.
Function Descriptions
Before operating the tool
！
NOTE:
Please power off the tool and remove the battery from the tool before
adjusting the pole length. Failing to do so may lead to personal injuries.
1
1. Auxiliary handle adjustment:
Unlock the fastener fixing lock,
you can adjust the position of the
auxiliary handle at will.
2. Auxiliary handle angle
adjustment: Press the angle
fixing button to adjust the
desired angle.
3. Pole length adjustment: loosen the
extension pole fastener clockwise to
adjust the length of the pole, tighten
counterclockwise to fix the length.
4.Trimmer head angle adjustment:
the trimmer head angle can be
adjusted from 0 to 90 degrees
according the slope of the lawn.
EN.09
1. Corresponding to the position of
the screw holes, install the haying
auxiliary pulley.(The pulley can
also be mounted next to the
header to assist in mowing the
edge grass.)
2. Tighten the screws correspond-
ing to the position of the screw
holes.(Screws are included in the
kit.)
2
Note: Please power off the tool and remove the battery before any assembly.
Note: Do NOT start the tool unless all the asssemblies are complete.Uninten-
tional start-up of a partially assemled tool can cause serious personal
injuries.
Safety Guard Installation
3. Snap the guard stopper in place
corresponding to the machine
position, remembering to
completely snap the stopper in
and secure it.
4. Fasten the guard stopper to the
machine with screws.(Screws are
included in the kit.)
Assembly
EN.10
Caution: If the nylon string hits rocks or other hard objects during opera-
tion, please stop the tool and inspect the string for damage immediately.
Please replace the damaged nylon string if necessary.Damaged nylon string
can cause serious personal injuries.
Note: Pay attention to the blades on the safety guard when installing or
replacing the nylon string, as the sharp blades can cause personal injuries.
Note: Only use the authentic nylon string.
Nylon Rope Haying Head Installation
1.Snap the tooth platen onto the main shaft in the position pictured.
2.Align the holes in the toothed platen with the holes in the machine
housing and snap in with a screwdriver to lock the drive shaft.
3.Tighten the haying head counterclockwise to secure it to the drive
shaft, making sure that the haying head must be completely tightened
to prevent accidental injury while working.
4.Remove the screwdriver used to hold the tooth platen and the main
shaft in place, and wear protective gloves while working to avoid injury
while working.
Note: If you need to adjust the length of the haying rope, just press the
elastic button to pull it out. Remember not to pull out too long, other-
wise you need to disassemble the haying head to shrink the haying
rope (if you need to see how to disassemble the haying head to shrink
the haying rope please contact us or watch the video on the details
page.)
1 2 3
5 4
EN.11
Trimming the Lawn
Operation
Note: Avoid collision between the
tool and concrete/aspalt
pavements.This collision can cause
tool damages.
Hold the auxiliary handle with your
arm perpendicular to the pole. Keep
the pole at a 50-degree angle to the
ground and swing it left to right
slowly to trim the grass from top to
bottom.
Note: The nylon string and the
hedge trimming blade should NOT
be in contact with the ground
during operation.The motor can be
overloaded, leading to tool
damage.
Note: The best cutting motion is
located 4-5cm in front of the nylon
string. Please keep the nylon string
at a proper length. Keeping the
nylon string too long can lead to
entanglement and damage to the
string and the tool.
Note: Avoid trimming the tall grass
from its roots.The trimmer head
can be entangled by the tall grass,
leading to motor overload and
damage.
EN.12
Note: Do NOT force the trimmer
through thick grass.
Tilt the string trimmer to a
certain angle so that the nylon
string/the hedge trimming blade
will not hit the ground.Trim the
grass using the tip of the nylon
string or hedge trimming blade
in a tapping motion.
Trimming the grass next to trees, bricks, and rocks
Note: Please pay attention to the nylon string or
blade when operating the tool around trees or
bricks to avoid the collision between the
string/blade and the trees/bricks. It is recommended
to keep at least 5cm of distance from trees or bricks
during operation.
The nylon string and blade can be broken and worn
if they hit trees or bricks.
If the nylon string is broken inside the spool, please
refer to the replacement and installation procedure
to replace the nylon string.
！
NOTE:
EN.13
Note: Do NOT clean the tool with gasoline, Benzene, thinner, alcohol, or
any similar cleansers.
These cleansers can cause discoloration, deformation, or fracture of the
tool.
Please perform the required maintenance regularly to ensure the safety
and reliability of the tool.
Warning: Please power off the tool and remove the
battery before any inspections or maintenance.
Failing to do so can lead to unintended start-up
and cause serious personal injuries.
Maintenance
Remove any dirt, dust, or grass clippings with a clean cloth or soapy
water. Allow the tool to dry thoroughly. Please make sure that the
motor housing is free of grass clippings.
Cleaning
Please inspect the tool yourself before any maintenance.If you spot any
issue that is not covered by this user manual, please do NOT disassem-
bly the tool.Please email us on our official website for any maintenance
or part replacement requests.
Troubleshooting
Problem Possible Cause Solution
The motor is not
running
The battery is not
connected. Connect the battery.
Please charge the battery. If the issue
persists, please replace the battery.
Please email us on our official website
for maintenance.
Battery malfunction
(low voltage).
Drive system malfunc-
tion.
EN.14
Problem Possible Cause Solution
The motor
stopped running
after operating
the tool for a
while
Please charge the battery. If the issue
persists, please replace the battery.
Power off the tool and let the battery
cool down before start again.
The battery is low.
The battery is
overheating
The motor
cannot reach its
maximum speed.
The blade/string
is not moving （
please power off
the tool
immediately!）
Abnormal
vibration (Please
power off the
tool immediate-
ly!)
Cannot stop the
tool or motor
(Please remove
the battery
immediately!)
Please connect the battery according to
this user manual.
Please charge the battery. If the issue
persists, please replace the battery.
Please email us on our official website
for maintenance.
Remove any foreign objects
Please email us on our official website
for maintenance.
Slightly tap the trimmer head on the
ground to facilitate the string feeding.
Please email us on our official website
for maintenance.
Please remove the battery and email us
on our official website for maintenance.
Battery connection is
incorrect.
The battery is low.
Drive system malfunc-
tion.
Foreign objects
(branches, etc.) get
stuck between the
blade and the safety
guard.
Drive system malfunc-
tion.
One side of the nylon
string is broken.
Drive system malfunc-
tion.
Power or electronic
malfunction
EN.15
Optional Accessory
Note: Please only use accessories listed in this user manual. Any
aftermarket accessories can cause personal injuries.The accessories
should only be used as what they are intended for.
*Please email us on our official website for more information.
Warranty Terms
Extend Your Warranty by 1 Year
Register your product within 14 days of purchase at
www.orblontool.com to extend your 1-year warranty by
an additional year.
1.Any natural wear and tear, overload work.
2.Damage caused by lack of daily maintenance.
3.Improper use and other man-made damage.
4.A product modified or dismantled by an illegal repairman.
5.Severe impact damage.
6.Use non-original accessories and batteries.
The warranty period of this product is 12 months, this clause does
not include the following points:
Brand: ORBLON
Product name: Brushless String Trimmer
Model number: OST15
Manufacture: Chongqing Dianche Technology Co., Ltd.
Address: 4-24-0082, No. 111, Fuzhuangcheng Avenue,
Huixing district, Yubei District, Chongqing，401120
Contact Us:support@orblontool.com
P.R.C.
C&E Connection E-Commerce (DE) GmbH
Zum Linnegraben 20，65933, Frankfurt am Main, Germany
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