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Air conditioner
User manual
AJ***NBNDCH
Thank you for purchasing this Samsung air conditioner.
Before operating this unit, please read this user manual carefully and retain it for future reference.
DB68-07759A-00

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Table of Contents
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Summary of Contents for Samsung AJ***NBNDCH series

  • Page 1 Air conditioner User manual AJ***NBNDCH Thank you for purchasing this Samsung air conditioner. Before operating this unit, please read this user manual carefully and retain it for future reference. DB68-07759A-00...
  • Page 2: Table Of Contents

    Contents Safety Information Safety Information At a Glance Indoor Unit Overview Operation Features Operating temperature and humidity Cleaning and Maintenance Cleaning and Maintaining Installation Safety Information on Installation Installation Procedure Step 1 Checking and preparing accessories Step 2 Choosing the installation location Step 4 Installing the indoor unit Step 6 Cutting and flaring the pipes Step 9 Insulating the refrigerant pipes...
  • Page 3: Safety Information

    This product contains chemicals known to the State of California to cause cancer Before using your new air conditioner, please read this manual thoroughly features and functions of your new appliance. help and information online at www.samsung.com. WARNING CAUTION damage.
  • Page 4 Safety Information The installation of this appliance must be performed by a qualified technician or service company. 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.
  • Page 5 CAUTION Install your appliance on a level and hard floor that can support its weight. the product. Install the drain hose properly so that water is drained correctly. When installing the outdoor unit, make sure to connect the drain hose so that draining is performed correctly.
  • Page 6 Safety Information 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, unplug the power plug immediately and contact your nearest service centre.
  • Page 7 After unpacking the air conditioner, keep all packaging materials well out of the reach of children, as packaging materials can be dangerous to children. Do not touch the front panel with your hands or fingers during the heating operation. Do not insert your fingers or foreign substances into the outlet when the air conditioner is operating or the front panel is closing.
  • Page 8 Safety Information CAUTION Do not place objects or devices under the indoor unit. Check that the installation frame of the outdoor unit is not broken at least once a year. 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.
  • Page 9 FOR CLEANING WARNING Do not clean the appliance by spraying water directly onto it. Do not use benzene, thinner, alcohol or acetone to clean the appliance. This may result in discoloration, deformation, damage, electric shock or fire. Before cleaning or performing maintenance, unplug the air conditioner from the wall socket and wait until the fan stops.
  • Page 10: At A Glance

    Indoor Unit Overview depending on the model and the panel type. 01 Display Indication Function Timer indicator Filter cleaning indicator 03 Air intake English...
  • Page 11: Operation Features

    Operation Features Operating temperature and humidity Outdoor Indoor Mode Indoor humidity If out of conditions temperature temperature Condensation may occur on the Cool 80 % or less mode Depending on Heat Internal protection triggers and the outdoor unit mode the air conditioner will stop. specifications Condensation may occur on the mode...
  • Page 12: Cleaning And Maintenance

    Cleaning and Maintaining Cleaning the indoor unit exterior CAUTION Do not use alkaline detergent, sulphuric clean the surfaces. Do not attach any stickers on the surfaces indoor unit. Therefore, you must contact the Cleaning the outdoor unit heat exchanger CAUTION The heat exchanger of the outdoor unit has sharp edges.
  • Page 13 Cleaning the air filter CAUTION 1 Detaching the air filter grille to open the grille. NOTE front grill with the Samsung logo. 2 Cleaning the air filter CAUTION cleaning utensil. This may damage the filter. NOTE If the air filter dries in a humid area, it may The cleaning period may differ depending on unit is in the dusty area.
  • Page 14 Cleaning and Maintaining CAUTION If the indoor unit is used without the air filter, follows: Indoor unit with the wired remote control: Filter Reset Indoor unit with the wireless remote control: Options Filter Reset NOTE to turn off and then on the auxiliary switch after turning off the indoor unit.
  • Page 15 Periodical maintenance Requires qualified Unit Maintenance item Interval technicians Clean the air filter. At least once a month Clean the condensate drain pan. Once a year Indoor Clean up the heat exchange. Once a year unit Clean the condensate drain pipe. At least once a year Clean the heat exchanger on the outside of the unit.
  • Page 16 Cleaning and Maintaining Troubleshooting unnecessary expense. Problem Solution The air conditioner does not operate immediately after it conditioner will start in 3 minutes. has been restarted. Check power status and then operate the air conditioner again. The air conditioner does not work at Check if there is a power failure.
  • Page 17 Problem Solution The air conditioner through the compressor. Let the air conditioner operate in a selected mode. makes a bubbling Power sound. heard from the drain pump inside the air conditioner. Water is dripping from the air flow generate due to the difference in temperature. blades.
  • Page 18: Installation

    Safety Information on Installation WARNING Hazards or unsafe practices that may result in laundry. CAUTION switch the unit off and disconnect it from the power supply. Hazards or unsafe practices that may result in WARNING Always disconnect the air conditioner from the personnel only.
  • Page 19 After completing the installation, always carry out a conditioners. operate the air conditioner to the user. category. extension wiring, and multiple wire connection. – It may cause electric shock or fire due to poor spaces shown in the installation manual, to ensure –...
  • Page 20: Installation Procedure

    Installation Procedure Step 1 Checking and preparing Step 2 Choosing the installation accessories location The following accessories are supplied with the indoor Installation location requirements specifications. outlet. Install the indoor unit on a ceiling that can support its weight. Maintain sufficient clearance around the indoor unit.
  • Page 21 22.83~23.03 (580-585) (Celling opening) 24.41(620) 19.69(500) (Suspension position) 0.89(22.5) 22.64(575) 0.89(22.5) 11.81(300) 22.64(575) 0.89(22.5) 0.89(22.5) 7.87(200) 6.50(165) 9.80(249) 10.59(269) Sub duct connection Sub duct hole is not applicable to Wind-Free models. Model AJ009NBNDCH AJ012NBNDCH AJ018NBNDCH Net dimension inch(mm) (W × D × H) Liquid pipe connection inch(mm) Gas pipe connection...
  • Page 22 Installation Procedure Spacing requirements 59.1inch (1500 mm) or more 0.67inch (17 mm) 59.1inch(1500 mm) or more 0.79inch (20 mm) Obstruction Step 3 Optional: Insulating the body of the indoor unit If you install a cassette type indoor unit on the ceiling when AJ009NBNDCH Model AJ012NBNDCH...
  • Page 23: Step 4 Installing The Indoor Unit

    Step 4 Installing the indoor unit CAUTION Make sure that the ceiling is strong enough to support the weight of the indoor unit. Before hanging the unit, where you want to install the indoor unit. 4 Screw eight pairs of nuts and washers to the unit.
  • Page 24: Step 6 Cutting And Flaring The Pipes

    Installation Procedure Step 5 Purging inert gas from the at the cut edge of the pipe, using a reamer. indoor unit 4 Slide a flare nut on to the pipe and modify the flare. R 0.016 to 0.031 inch Unscrew the pinch pipe at the end of each refrigerant (R 0.4 to 0.8 mm) pipe.
  • Page 25 Step 7 Connecting the assembly pipes to Outer Diameter the refrigerant pipes 14 to 18 There are two refrigerant pipes of different diameters : 34 to 42 49 to 61 A larger one for the gas refrigerant. The inside of 68 to 82 NOTE Step 6 Cutting...
  • Page 26: Step 9 Insulating The Refrigerant Pipes

    Installation Procedure Step 8 Performing the gas leak test CAUTION To identify potential gas leaks on the indoor unit, inspect Be sure to wrap insulation tightly without any gaps. the connection area of each refrigerant pipe using a leak 3 Finish wrapping insulating tape around the rest of the pipes leading to the outdoor unit.
  • Page 27: Step 10 Installing The Drain Hose And Drain Pipe

    Insulation type (heating/cooling) Pipe size(mm) Standard (Less than 30°C, 85%) High humidity (Over 30°C, 85%) Pipe Remarks EPDM, NBR inch inch inch Ø6.35 to Ø9.52 Ø12.7 to Ø19.05 The internal Ø6.35 temperature is higher than Ø9.52 Ø12.70 Ø15.88 the drain hose to drain socket. used for high humidity conditions.
  • Page 28 Installation Procedure If it is necessary to increase the height of the drain pipe, install the drain pipe straight within Be horizontal water leaks. Indoor unit 0.79 inch(20 mm) or more Flexible hose Drain hose Band joint 3. 9 3 inch(100 mm) or more 11.81 inch(300 mm) or less 21.65 inch(550 mm) or less Ceiling Indoor unit...
  • Page 29 Step 11 Performing the drainage test Turn on the indoor unit and outdoor unit. Operate in the Cool mode. hose and the drian pipe: CAUTION a Connect a general hose to the connection part of Only in the Cool mode, you can check the correct some water.
  • Page 30 Installation Procedure Step 12 Connecting the power and Indoor power supply communication cables CAUTION ±10% 208 to 230V, 60 Hz 3 wires refrigerant pipes. Unit : inch(mm) CAUTION Communication: M3.5 screw AC power: M4 screw 0.30(7.5) 0.43(11) 0.35(9) 0.51(13) each wire. M3.5 carefully tightening the screw.
  • Page 31 Step 13 Optional: Extending the power CAUTION cable Tools Spec Shape local and national. Crimping pliers MH-14 Insulation tape of supply rating among whole indoor units. protected, stopped and the error mode indicates 2 As shown in the figure, peel off the shields from the CAUTION 10% of power drop.
  • Page 32 Installation Procedure Contraction tube Method 2: Twist the wire cores together and push it Method 1 Method 2 the insulation tape to finish. Insulation tape Connection sleeve Connection sleeve CAUTION same location. Make sure that the connection parts are not exposed to outside.
  • Page 33: Step 14 Setting The Indoor Unit Addresses And The Installation Options

    Step 14 Setting the indoor unit CAUTION addresses and the installation options Common steps for setting the addresses and automatically. options Entering the Setting the mode for setting option values the options SEG1 SEG2 SEG3 SEG4 SEG5 SEG6 SEG7 SEG8 SEG9 SEG10 SEG11...
  • Page 34 Installation Procedure Steps Remote control display following order: Cool and On appear on the remote control display. following order: Dry and On appear on the remote control display. following order: English...
  • Page 35 Steps Remote control display Fan and On appear on the remote control display. following order: Heat and On appear on the remote control display. following order: Auto and Off appear on the remote control display. English...
  • Page 36 Installation Procedure Steps Remote control display following order: Cool and Off appear on the remote control display. following order: Dry and Off appear on the remote control display. following order: English...
  • Page 37 Steps Remote control display Fan and Off appear on the remote control display. following order: Heat and Off appear on the remote control display. following order: English...
  • Page 38 Installation Procedure Setting the indoor unit address and installation option [SEG2, SEG3] [SEG4, SEG5] [SEG6, SEG8] [SEG9, SEG10] 1 Make sure that the power is supplied to the indoor unit. If the indoor unit is not plugged in, it must include a [SEG14 , SEG15] [SEG16 , SEG17] [SEG18 , SEG20]...
  • Page 39 Setting an indoor unit address (MAIN/RMC) Option No. : 0AXXXX-1XXXXX-2XXXXX-3XXXXX Option SEG1 SEG2 SEG3 SEG4 SEG5 SEG6 Setting main 100-digit of indoor 10-digit of indoor A single digit of Explanation Mode address unit address unit indoor unit Indication Details Indication Details Indication Details Indication Details...
  • Page 40 Installation Procedure Setting an indoor unit installation option (suitable for the condition of each installation location) Installation options SEG1 SEG2 SEG3 SEG4 SEG5 SEG6 temperature sensor SEG7 SEG8 SEG9 SEG10 SEG11 SEG12 SEG13 SEG14 SEG15 SEG16 SEG17 SEG18 Setting the output of Buzzer Control Hours of filter usage control...
  • Page 41 Option No. : 02XXXX-1XXXXX-2XXXXX-3XXXXX Option SEG1 SEG2 SEG3 SEG4 SEG5 SEG6 Compensation of the fan Explanation Mode temperature sensor Indication Details Indication Details Indication Details Indication Details Indication Details Disuse Disuse Disuse High ceiling Indication mode and details High ceiling Kit Noise reduction operation...
  • Page 42 Installation Procedure Option SEG19 SEG20 SEG21 SEG22 SEG23 SEG24 Heating setting Explanation operation control compensation offset in wind free mode Indication Details Indication Details Indication Details Indication Details Default 0 or 1 channel 1 Maintain status in channel 2 wind free mode Indication and details...
  • Page 43 Changing the addresses and options individually Common steps for setting the addresses and options on page 33. Option SEG1 SEG2 SEG3 SEG4 SEG5 SEG6 Type of the option to Tens position of the Function Mode change Indication Details Indication Details Indication Details Indication...
  • Page 44: Troubleshooting

    Troubleshooting Troubleshooting LED lamp display Operation Defrost Timer Filter Abnormal conditions Error of fan motor in the indoor unit Error of the outdoor temperature sensor Error of the condensor temperature sensor Error of the discharge temperature sensor Error of outdoor unit Detection of the float switch Motion detect sensor error Mixed operatiion error...
  • Page 45 COUNTRY CALL OR VISIT US ONLINE AT - Consumer Electronics CANADA...

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Aj009nbndchAj012nbndchAj018nbndch

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