Samsung AJ020NBNDEH User manual

Air conditioner
User manual
AJ***NBNDEH
•Thank you for purchasing this Samsung air conditioner.
•Before operating this unit, please read this user manual carefully and retain it for future reference.
DB68-07760A-00

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English
Contents
Safety Information 4
Safety Information 4
At a Glance 11
Indoor Unit Overview 11
Operation Features 12
Operating temperature and humidity
Cleaning and Maintenance 13
Cleaning and Maintaining 13
Cleaning the indoor unit exterior • Cleaning the outdoor unit heat exchanger
Cleaning the air filter • Periodical maintenance • Troubleshooting
Installation 19
Safety Information on Installation 19
Installation Procedure 21
Step 1 Checking and preparing accessories
Step 2 Choosing the installation location
Step 3 Optional: Insulating the body of the indoor unit
Step 4 Installing the indoor unit
Step 5 Purging inert gas from the indoor unit
Step 6 Cutting and flaring the pipes
Step 7 Connecting the assembly pipes to the refrigerant pipes
Step 8 Performing the gas leak test
Step 9 Insulating the refrigerant pipes
Step 10 Installing the drain hose and drain pipe
Step 11 Performing the drainage test
Step 12 Connecting the power and communication cables
Step 13 Optional: Extending the power cable
Step 14 Setting the indoor unit addresses and the installation options
Troubleshooting 45

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English
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.

Safety Information
Safety Information
4
English
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 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.
• Do not use an electric transformer. This may result in electric shock or fire.
• If the voltage/frequency/rated current condition is different, it may cause fire.
Safety Information
Safety Information

Safety Information
5
English
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.
Install a switch and circuit breaker dedicated to the air conditioner.
• Failing to do so may result in electric shock or fire.
Fix the outdoor unit firmly so that the electric part of the outdoor unit is
not exposed.
• Failing to do so may result in electric shock or fire.
Do not install this appliance near a heater, inflammable material. Do
not install this appliance in a humid, oily or dusty location, in a location
exposed to direct sunlight and water (rain drops). Do not install this
appliance in a location where gas may leak.
• This may result in electric shock or fire.
Never install the outdoor unit 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, or telephone line.
• Failure to do so may result in electric shock, fire, an explosion, or other
problems with the product.
• Never plug the power cord into a socket that is not grounded correctly
and make sure that it is in accordance with local and national codes.