Samsung NJ026LHXEA User manual

02_ features
For easy future reference write the model and serial number
down. You will find your model number on the right side of
the air conditioner.
Model #
Serial #
features of your new
air conditioner
• Cool Summer Offer
On those hot sweltering summer days and long restless nights, there is no better escape
from the heat than the cool comforts of home. Your new air conditioner brings an end to
exhausting hot summer days and lets you rest. This summer, beat the heat with your own
air conditioner.
• Cost Efficient System
Your new air conditioner not only provides maximum cooling power in the summer, but can
also be an efficient heating method in the winter with the advanced “Heat pump” system.
This technology is up to 300% more efficient than electrical heating, so you can further
reduce its running cost. Now, meet year-round needs with one air conditioner.
• Flexible installation
Duct type air conditioner is designed to be slimmer and offers different solutions for any
shape room allowing for specific air flow requirements. Also, the air intake can be set up on
either the bottom or rear of the unit, so there is more flexibility in installation.

safety information _03
ENGLISH
safety information
To prevent electric shock, disconnect the power before servicing, cleaning, and
installing the air conditioner.
SAFETY INFORMATION
Before using your new air conditioner, please read this manual thoroughly to
ensure that you know how to safely and efficiently operate the extensive features
and functions of your new appliance.
Because the following operating instructions cover various models, the
characteristics of your air conditioner may differ slightly from those described in
this manual. If you have any questions, call your nearest contact center or find
help and information online at www.samsung.com.
Important safety symbols and precautions:
WARNING
Hazards or unsafe practices that may result in severe
personalinjuryordeath.
CAUTION
Hazards or unsafe practices that may result in minor
personalinjuryorpropertydamage.
CAUTION
To reduce the risk of fire, explosion, electric shock, or
personal injury when using your air conditioner, follow
these basic safety precautions:
Do NOT attempt.
Do NOT disassemble.
Do NOT touch.
Follow directions carefully.
Cut-off the power supply.
Make sure the machine is grounded to prevent electric
shock.
Call the contact center for help.
Note.
Thesewarningsignsareheretopreventinjurytoyouandothers.
Pleasefollowthemcarefully.
Afterreadingthissection,keepitinasafeplaceforfuture
reference.

04_ safety information
SEVERE WARNING SIGNS
Do not place the air conditioner near hazardous substances
or equipment that releases free flames to avoid fire,
explosions or injuries.
•Potential risk of fire hazard or explosion.
Do not install the outdoor unit at an unstable place or
elevated surface where there is potential risk of falling.
•If the outdoor unit falls, it may cause personal injury or loss of
property.
Failure or damage may occur if any changes or
modification that is not stated in the installation manual
was performed. In this case, user will be responsible for the
repair expenses.
Install the air conditioner away from direct exposure to
sunlight, heating apparatus, and humid places.
•Hang curtains on windows to boost cooling efficiency and to
avoid the risk of electric shock.
Use the power line with the power specifications of the
product or higher and use the power line for this appliance
only. In addition, do not use an extension line.
•Extending the power line may result in electric shock or fire.
Install an exclusive circuit breaker and short-circuit breaker
for the air conditioner.
•Potential risk of electric shock or fire.
Do not insert anything such as fingers or branches into the
air conditioner vents while the air conditioner is running.
•Keep the children away from the air conditioner to prevent
them from putting their finger on the air conditioner. Potential
risk of personal injury.
If any foreign substance such as water has entered the
appliance, cut-off the power supply and contact the
nearest service center.
•Failing to do so may result in electric shock or fire.
Turn off the air conditioner using the provided remote
control or control accessory (if provided). Do not cut-off
the power supply to turn off the unit (unless there is an
immediate danger).
Do not run the air conditioner for an extended period of
time in a room with the door closed or with babies, elderly
or disabled people.
•Open the door or windows to ventilate your room at least
once an hour to prevent oxygen shortage.
The air conditioner is composed of moving parts. Keep
children away from the unit to avoid physical injury.
Make sure that children take precautions against access to
the air conditioner and they do not play with the unit.
Do not clean the interior of air conditioner on your own.
WARNING
•Youmaydamagethepartswhichcancauseelectricshockorfire.
safety information

safety information _05
ENGLISH
Do not connect the air conditioner with heating apparatus
or attempt to disassemble, remodel or repair it yourself.
•Potential risk of malfunction, electric shock or fire. If repairs
are needed, consult the contact center.
Consult the place of purchase or contact center to install,
reinstall or disassemble the air conditioner.
•Improper installation carries a risk of unit malfunction, water
leakage, electric shock or fire.
•If installing in specialty areas, such as a factory complex or
saline coastal area, consult the place of purchase or contact
center for specific installation details.
•The units must be installed according to distances declared,
in order to permit
accessibility from each side, either to guarantee correct
operation of maintenance or repairing products. The unit’s
parts must be reachable and removable completely under
safety condition (for people or things).
Consult a dealer regarding the appropriate measures to
prevent the allowable concentration from being exceeded.
•If the refrigerant leaks, and cause the concentration limit to
be exceeded, hazards due to lack of oxygen in the room may
result.
If the indoor unit gets wet, turn the power off immediately
and call your nearest contact center.
•Potential risk of fire or electric shock.
Always make sure that the power supply is compliant with
current safety standards. Always install the air conditioner
in compliance with current local safety standards.
Verify that the voltage and frequency of the power supply
comply with the specifications and that the installed power
is sufficient to ensure the operation of any other domestic
appliance connected to the same electric lines.
Use a rated circuit breaker only.
•Never use steel wires or copper wires as a circuit breaker. It
may cause fire or unit malfunctions.
Do not put undue stress or place heavy object on the
power cable.
Do not bend the power cable excessively.
•Potential risk of fire or electric shock.
To protect the product from water and possible shock, you
should keep the power cable and the connection cord of
the indoor and outdoor units in the protection tube.
When opening or closing the front panel, use a stable stool
and watch your steps carefully.
Disconnect the air conditioner from power supply before it
is repaired or disassembled.
Clean the air conditioner after the inner fan stops operating.
•Potential risk of injury or electric shock.
•Consult contact center for cleaning the interior of the air
conditioner.

06_ safety information
safety information
SEVERE WARNING SIGNS (CONT’D)
Use a receptacle that has a ground terminal. The receptacle
must be used exclusively for the air conditioner.
•Improper electrical grounding may cause electric shock or fire.
Be sure to ground the unit. Do not connect the ground wire
to gas or water pipes, lighting rods, or telephone grounding
lines.
•If the unit is not properly grounded, electric shock may result.
If the appliance generates a strange noise, a burning
smell or smoke, cut-off the power supply immediately and
contact the nearest service center.
•Potential risk of fire or electric shock.
CAUTION SIGNS
Do not block or place items in front of the air conditioner.
Do not step, hang onto, or place heavy items on the air
conditioner.
•Potential risk of personal injury.
If failure or damage occurs on the conditions of improper
use not followed by the installation manual, there will be an
extra labor charge for installing and construction.
•Potential risk of malfunction, electric shock or fire if repairs
or installations are attempted by a non-qualified service
technician.
Do not spray flammable gases such as insecticide near the
air conditioner.
•Potential risk of electric shock, fire or unit malfunction.
Do not open the front grille during operation.
•Potential risk of electric shock or unit malfunction.
Cool air should not flow directly towards people, pets, and
plants.
•It is harmful to your health, pets, and plants.
Do not drink drain water coming out of the air conditioner.
•Potential risk of health hazard.
Do not allow children to climb on the air conditioner.
Do not use the air conditioner as a cooling precision
instrument for food, pets, plants, cosmetics or machinery.
Do not pull or give excessive shock to the air conditioner.
•Potential risk of fire, or unit malfunction and there are risk of
personal injury because unit may fall down.
Do not spray water directly on the air conditioner or use
benzene, thinner or alcohol to clean the surface of the unit.
•Potential risk of electric shock or fire.
•Potential risk of damage to the air conditioner.
Do not place any objects, especially containers with liquid.
WARNING
CAUTION

safety information _07
ENGLISH
Do not touch the pipe connected to the air conditioner.
Install the indoor unit away from lighting apparatus using
the ballast.
•If you use the wireless remote control, reception error may
occur due to the ballast of the lighting apparatus.
Install the outdoor unit where operating noise and vibration
will not disturb your neighbor and in a well-ventilated area
with no obstacle.
•Potential risk of malfunction.
•Operating noise may disturb your neighbor.
Make sure that there are no obstacles or covers that block
the air conditioner.
Allow sufficient space for air circulation.
•Insufficient ventilation may result in poor performance.
If the power cable is damaged, the manufacturer or a
qualified service technician must replace it.
If a power outage occurs while the air conditioner is
working, turn off the power source immediately.
Max current is measured according to IEC standard for
safety and current is measured according to ISO standard
for energy efficiency.
Check for damage on delivery. If damaged, do not
install the air conditioner and call the place of purchase
immediately.
Keep indoor temperatures stable and not extremely cold,
especially where there are children, elderly or disabled
people.
The packaging material and used batteries of the remote
controller (optional) must be disposed of in accordance
with the national standards.
The refrigerant used in the air conditioner must be treated
as chemical waste. Dispose the refrigerant following
national standards.
Have a qualified service technician install the air
conditioner and perform a trial operation.
Firmly connect the drain hose to the air conditioner for
proper water drainage.
Check for damages on the outdoor unit installation pad at
least once a year.
•Potential risk of personal injury or property loss.
When using a wireless remote control, the distance should
not be more than 7 meters from the air conditioner.
If the remote control is not used for a long period of time,
remove the batteries to prevent leakage of electrolyte.
When cleaning the outdoor unit, touch the heat exchanger
radiator fins with extreme care.
•Wearing thick gloves can protect your hands.
Make sure that the condensed water dripping from the
drain hose runs out properly and safely.

08_ safety information
safety information
The appliance is not intended for use by persons (including
children) with reduced physical, sensory or mental
capabilities, or lack of experience and knowledge, unless
they have been given supervision or instruction concerning
use of the appliance by a person responsible for their
safety: Young children should be supervised to ensure that
they do not play with the appliance.
CAUTION SIGNS (CONT’D)
Inspect the condition, electric connections, pipes and
external case of the air conditioner regularly by a qualified
service technician.
Do not open doors and windows in the room being cooled
during operation unless necessary.
Do not block the air conditioner vents. If objects block the
air flow, it may cause unit malfunction or poor performance.
Make sure there are no obstacles under the indoor unit.
•Potential risk of fire or loss of property.
The air conditioner should be used only for the applications
for which it has been designed: the indoor unit is not
suitable to be installed in areas used for laundry.
Our units must be installed in compliance with the spaces
indicated in the installation manual to ensure either
accessibility from both sides or ability to perform routine
maintenance and repairs. The units’ components must be
accessible and that can be disassembled in conditions of
complete safety either for people or things.
For this reason, where it is not observed as indicated into
the Installation Manual, the cost necessary to reach and
repair the unit (in safety, as required by current regulations
in force) with slings, trucks, scaffolding or any other means
of elevation won’t be considered in-warranty and charged
to end user.
Ensure the off-on and protection switches are properly
installed.
Do not use the air conditioner if damaged. If problems
occur, immediately stop operation and cut-off the power
supply.
When not using the air conditioner for a long period of time
or during a thunder/lightning storm, cut the power at the
circuit breaker.
Call the place of purchase or a contact center if repairs are
needed.
•Potential risk of fire or electric shock if disassembly or repairs
are attempted by a non-qualified service technician.
CAUTION

contents _09
ENGLISH
contents
VIEWING YOUR AIR CONDITIONER
10
10 Slim duct type
10 MA duct type
USING YOUR AIR CONDITIONER
11
11 Tips on using your air conditioner
CLEANING AND MAINTAINING
THE AIR CONDITIONER
12
12 Cleaning the filter
12 Slim duct type
13 MA duct type
14 Maintaining your air conditioner
14 Periodical checks
15 Internal protections via the unit control
system
APPENDIX
16
16 Troubleshooting
17 Operation ranges
INSTALLING YOUR
AIR CONDITIONER
18
18 Installation part
Correct Disposal of This Product
(Waste Electrical & Electronic Equipment)
(Applicable in countries with separate collection systems)
This marking on the product, accessories or literature indicates that the product and its electronic accessories (e.g. charger, headset, USB cable) should not be
disposed of with other household waste at the end of their working life. To prevent possible harm to the environment or human health from uncontrolled waste
disposal, please separate these items from other types of waste and recycle them responsibly to promote the sustainable reuse of material resources.
Household users should contact either the retailer where they purchased this product, or their local government office, for details of where and how they
can take these items for environmentally safe recycling.
Business users should contact their supplier and check the terms and conditions of the purchase contract. This product and its electronic accessories
should not be mixed with other commercial wastes for disposal.
This product has been determined to be in compliance with the Low Voltage Directive (2006/95/EC), and the Electromagnetic
Compatibility Directive (2004/108/EC) of the European Union.

10_ viewing your air conditioner
viewing your air conditioner
Congratulations on the purchase of the air conditioner. We hope you enjoy the features of your air
conditioner and stay cool or warm with optimal efficiency.
Please read the user manual to get started and to make the best use of the air conditioner.
SLIM DUCT TYPE
MA DUCT TYPE
Your air conditioner may look slightly different from the illustration shown above depending
on your model.
Air intake
Air outlet
Ceiling
Air filter (the return air side)
Air intake
Air outlet
Ceiling
Air filter (the return air side)