Samsung AR**NXCX Series User manual

Airconditioner
User manual
AR**NXCX***
•Thank you for purchasing this Samsung air conditioner.
•Before operating this unit, please read this user manual carefully and retain it for future reference.
DB68-07477A-02
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Contents
Safety Information 4
Safety Information 4
At a Glance 13
Indoor Unit Overview 13
Display
Remote Control Overview 14
Inserting batteries
Remote Control Operation 15
Operation modes • Controlling temperature •
Controlling fan speed • Controlling air flow direction
Power Smart Features 17
Cooling Operation 17
Cool mode • 2-Step cooling function • Wind-Free Cooling function
Dehumidifying Operation 19
Dry mode
Air Purifying Operation 19
PM 2.5 Filter function
Heating Operation 20
Heat mode
Quick Smart Features 21
Auto mode • Fan mode • Fast function • Comfort function •
Beep sound function • Quiet function • Display lighting function •
Wi-Fi function (SmartThings app)
Energy-Saving Features 25
Energy-Saving Operation 25
Electricity consumption check • Usage time check • Single user function •
Timed on/Timed off function • good’sleep function
Cleaning and Maintenance 29
Cleaning at a Glance 29
Troubleshooting 33
Information about refrigerant 35
SmartThings app 36

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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.
Correct disposal of batteries in this product
This marking on the battery, manual or packaging indicates that the batteries in this product should not
be disposed of with other household waste at the end of their working life. Where marked, the chemical
symbols Hg, Cd or Pb indicate that the battery contains mercury, cadmium or lead above the reference levels
in EC Directive 2006/66.
For information on Samsung’s environmental commitments and product specific regulatory obligations e.g.
REACH, WEEE, Batteries, visit: samsung.com/uk/aboutsamsung/samsungelectronics/corporatecitizenship/
data_corner.html

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Safety InformationSafety Information
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 centre or find help and information online at www.
samsung.com.
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.
Follow directions. Do NOT attempt.
Make sure the machine is grounded to prevent electric shock.
Cut off the power supply. Do NOT disassemble.
FOR INSTALLATION
WARNING
Use a power cord with this product's powerspecifications
or higher and use the power cord for this appliance only. In
addition, do not use an extension cord.
• Extending the power cord may result in electric shock or fire.
• Do not use an electric transformer. This may result in electric
shock or fire.
Safety Information

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Safety InformationSafety Information
• If the voltage/frequency/rated current condition is different, it
may cause fire.
The installation of this appliance must be performed by a
qualified technician or service company.
• Failing to do so may result in electric shock, fire, explosion,
problems with the product, or injury and may also void warranty
on the installed product.
Install an Isolation Switch next to the Air Conditioner (but not on
the panels of the Air Conditioner) and circuit breaker dedicated
to the air conditioner.
• Failing to do so may result in electric shock or fire.
Fix the outdoorunit firmly so that the electric part of the
outdoor unit is not exposed.
• Failing to do so may result in electric shock, fire, explosion, or
problems with the product.
Do not install this appliance neara heater, or inflammable
material. Do not install this appliance in a humid, oily or dusty
location, in a location exposed to direct sunlight and water (or
rain). Do not install this appliance in a location where gas may
leak.
• This may result in electric shock or fire.
Neverinstall the outdoorunit in a location such as on a high
external wall where it could fall.
• If the outdoor unit falls, it may result in injury, death or property
damage.
This appliance must be properly grounded. Do not ground the
appliance to a gas pipe, plastic water pipe, ortelephone line.
• Failing to do so may result in electric shock, fire, and explosion.
• Make sure to use a socket-outlet with ground.

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Safety InformationSafety Information
CAUTION
Please coverthe air conditionerwith PE BAG after installation,
and remove it when you start to run airconditioner.
Install your appliance on a level and hard floorthat can support
its weight.
• Failing to do so may result in abnormal vibrations, noise, or
problems with the product.
Install the drain hose properly so that water drains correctly.
• Failing to do so may result in water overflowing and property
damage. Avoid adding drain to waste pipes as odours may arise
in the future.
The product shall be stored in a room with no ignition sources
(e.g. open flames, gas appliance, electric heater, etc.).
• Note that the refrigerant has no odour.
When installing the outdoor unit, make sure to connect the drain
hose so that draining is performed correctly.
• The water generated during heating by the outdoor unit may
overflow and result in property damage.
In particular, in winter, if a block of ice falls, it may result in
injury, death or property damage.
FOR POWER SUPPLY
WARNING
When the circuit breaker is damaged, contact yournearest
service centre.

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Safety InformationSafety Information
Do not pull or excessively bend the powerline. Do not twist ortie
the power line. Do not hook the power line over a metal object,
place a heavy object on the power line, insert the power line
between objects, orpush the powerline into the space behind
the appliance.
• This may result in electric shock or fire.
CAUTION
When not using the air conditioner fora long period of time or
during a thunder/lightning storm, cut the power at the circuit
breaker.
• Failing to do so may result in electric shock or fire.
FOR USING
WARNING
If the appliance is flooded, please contact your nearest service
centre.
• Failing to do so may result in electric shock or fire.
If the appliance generates a strange noise, a burning smell or
smoke, cut off the power supply immediately and contact the
nearest service centre.
• Failing to do so may result in electric shock or fire.
In case of a malfunction, immediately stop operation of the
air conditioner and disconnect the entire power system. Then
consult the authorized service personnel.
In the event of a gas leak (such as propane gas, LP gas, etc.),
ventilate immediately without touching the power line. Do not
touch the appliance or power line.

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Safety InformationSafety Information
• Do not use a ventilating fan.
• A spark may result in an explosion or fire.
To reinstall the airconditioner, please contact your nearest
service centre.
• Failing to do so may result in problems with the product, water
leakage, electric shock, or fire.
• Delivery service for the product is not provided. If you reinstall
the product in another location, additional construction
expenses and an installation fee will be charged.
• Especially, when you wish to install the product in an unusual
location such as in an industrial area or near the seaside where
it is exposed to salt in the air, please contact your nearest
service centre.
Do not touch the circuit breakerwith wet hands.
• This may result in electric shock.
Do not turn the air conditioner off with the circuit breakerwhile
it is operating.
• Turning the air conditioner off and then on again with the circuit
breaker may cause a spark and result in electric shock or fire.
Afterunpacking the air conditioner, keep all packaging materials
well out of the reach of children, as packaging materials can be
dangerous to children.
• If a child places a bag over its head, it may result in suffocation.
Do not touch the air flow blade with your hands or fingers during
heating.
• This may result in electric shock or burns.
Do not insert your fingers or foreign substances into the airinlet/
outlet of the air conditioner.
• Take special care that children do not injure themselves by
inserting their fingers into the product.

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Safety InformationSafety Information
Do not strike or pull the air conditionerwith excessive force.
• This may result in fire, injury, or problems with the product.
Do not place an object nearthe outdoor unit that allows children
to climb onto the machine.
• This may result in children seriously injuring themselves.
Do not use this airconditioner for long periods of time in badly
ventilated locations ornear infirm people.
• Since this may be dangerous due to a lack of oxygen, open a
window at least once an hour.
Do not use means to accelerate the defrost operation orto clean,
other than those recommended by Samsung.
Do not pierce or burn.
Be aware that refrigerants may not contain an odour.
If any foreign substance such as water has entered the
appliance, cut off the power supply and contact the nearest
service centre.
• Failing to do so may result in electric shock or fire.
Do not attempt to repair, disassemble, or modify the appliance
yourself.
• Do not use any fuse (such as cooper, steel wire, etc.) other than
the standard fuse.
• Failing to do so may result in electric shock, fire, problems with
the product, or injury.
CAUTION
Do not place objects ordevices underthe indoor unit.
• Water dripping from the indoor unit may result in fire or
property damage.

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Safety InformationSafety Information
Check that the installation frame of the outdoorunit is not
broken at least once a year.
• Failing to do so may result in injury, death or property damage.
Max current is measured according to IEC standard for safety
and current is measured according to ISO standard for energy
efficiency.
When the air conditioner does not operate properly for cooling
or heating, there is a possibility of refrigerant leakage. If any
leakage, stop operation, ventilate the room, and consult your
dealer immediately for recharging refrigerant.
The refrigerant is not harmful. However, if it comes in contact
with fire, it may generate harmful gases and there is risk of fire.
During transportation of the indoor unit, the pipe lines shall be
covered with brackets for protection. Do not move the product
with holding the pipe lines.
• It may cause gas leakage.
Do not stand on top of the appliance or place objects (such as
laundry, lighted candles, lighted cigarettes, dishes, chemicals,
metal objects, etc.) on the appliance.
• This may result in electric shock, fire, problems with the
product, or injury.
Do not operate the appliance with wet hands.
• This may result in electric shock.
Do not sprayvolatile material such as insecticide onto the
surface of the appliance.
• As well as being harmful to humans, it may also result in
electric shock, fire or problems with the product.
Do not drink the water from the air conditioner.
• The water may be harmful to humans.