Samsung NS026NHXEA User Manual
Contents
1. HSI IDN3 Contents SAFETY PRECAUTIONS isses mee PREPARING FOR INSTALLATION m Choosing the Installation Location sea B Accessories ana a eer kc b DE EE EN E a INSTALLING THE AIR CONDITIONER m Fixing the Installation Plate sssssennn m Connecting the Assembly Cable cccee cece cece ee eeeeeee m Installing and Connecting the Assembly Pipe of the Indoor Unit m Purging the Indoor Unit sess m Cutting or Extending the Pipe ccc ceeeee cece eee eee eeeeeeee m Installing and Connecting the Drain Hose of the Indoor Unit m Changing Direction of the Drain Hose cece cece eee e eee m Assigning Address to Indoor Unit cece eee m Additional Functions cssssee e COMPLETING THE INSTALLATION m Fixing the Indoor Unit in Place seen m Final Check and Trial Operation esses m Providing Information for User 2 0 0 0 ccc cceeee cece cece eee eeeeeeee Safety Precautions e Keep this installation manual together with the user s manual in a handy place so that you can find it whenever you need to see it after reading this manual thoroughly Make sure you read this Safety Precautions carefully before installing the product Safety Precautions states information that is important to your safety matters Please follow the instructions carefully WARNING Hazards or unsafe2. if you install the wired remote controller and or the centralized controller 7 Ifyou install optional accessories such as the wired remote controller centralized controller etc see an appropriate installation manual SWO2 MAIN 8 Refer to the outdoor unit installation manual for the details Additional Functions No Function ON OFF External room sensor Not use Ue E Centralized controller Not use Ue K1 K2 K3 K4 3k K1 OFF SWOS Heating mode Setting temperature compensation value 0 C Thermo OFF Fan OFF Function K5 K6 K7 K8 EN Indoor Temperature N Compensation for Heating Mode 5 1234 SWO6 KI K10 K11 Kt2 1 0000 e semma few we 1234 2 External Control Output Thermal ON Operation ON SWO7 COMPLETING THE INSTALLATION Fixing the Indoor Unit in Place Perform the following work on the area where gas leak test was done priorly Figure A Insulation Pipes Installation plate Vinyl tape Connecting wires Drain hose After checking for gas leaks in the system insulate the pipe hose and cables Then place the indoor unit on the installation plate 1 Toavoid condensation problems wrap foam insulation as shown in the figure A ona part without insulation on the end of the pipes 2 Windthe pipe assembly cable and drain hose with vinyl tape 3 Place the bundle the pipe assembly cable and
3. or a qualified installer Use the unit on a single outlet circuit Do not share the power outlet with other appliances Obtain the consent by a qualified installer before connecting the unit to the power supply system CAUTION Hazards or unsafe practices that may result in minor personal injury or property damage gt After completing the installation run the trial operation If no error occurs explain to the customer how to use and clean the air conditioner according to the user s manual In addition give the installation manual and the user s manual to the customer gt All of the manufacturing and packaging material used for your new appliance are compatible with the environment and can be recycled Dispose of the packaging material in accordance with the local requirements This product is an air conditioning system and contains a coolant that must be recovered and disposed of in an appropriate way by qualified personnel At the end of the life cycle take itto a proper recycling or disposal center or return it to the dealer so that it can be disposed correctly Choosing the Installation Location Indoor Unit Outdoor Unit Where airflow is not blocked Where it is not exposed to strong wind Where cool air can be distributed throughout the room Well ventilated and dustless places Install the refrigerant piping length and the height Out of the direct sunlight and rain difference of both
4. A d 2 Fix the indoor unit If you fix the indoor unit on a wall Unit mm 52 70 1 Fix the installation plate to the wall giving attention to the weight of the WS sewa Pipehole p indoor unit desmm 38 If you mount the plate to a concrete wall using plastic i anchors make sure that gaps between the wall and the plate sil j created by projected anchor is less than 20mm 6 Plastic Anchor 4 AY If you fix the indoor unit on a window frame 1 Determine the positions of the wooden uprights to be attached to the window frame 2 Attach the wooden uprights to the window frame giving attention to the weight of the indoor unit 3 Attach the installation plate to the wooden upright using tapping screws If you fix the indoor unit on a gypsum board 1 Use stud finder to find out locations of the studs 2 Fixthe plate hanger on two studs NCAUTION Search for other spots if there are less than two studs or the distance between the studs are different from the plate hanger N CAUTION Fix the installation plate without incling to one side A WARNING Make sure that a wall can withstand the weight of the product If you install the product in a place where it is not strong enough to withstand the product weight the unit could fall and cause injury Connecting the Assembly Cable Torque kgf cm U
5. age and the frequency of the main power supply are those required for the unit to be installed and check the connection Avoid the use of an extension cord and do not share the power outlet with other appliances Incomplete connection defective insulation or exceeding the permissible current may cause electric shock or fire gt Use the specified wires to connect the indoor and outdoor units securelv and attach the wires firmly to the terminal block connecting sections so that the pressure is not applied to the sections Inappropriate connection and fixing could cause fire gt Attach the electrical cover to the indoor and outdoor unit securelv without anv gaps If there are any gaps there is potential risk of fire or electric shock due to dust or water Make sure to use the part provided or specified parts for the installation work The use of defective parts could cause an injury or leakage of water due to a fire an electric shock the unit falling etc Make sure that the refrigerant gas does not leak after completing the installation If the refrigerant gas of the indoor unit leaks and comes into contact with the fan heater space heater or stove harmful gas will be generated Ensure that the national safety code requirements have been followed for the main supply circuit Ensure that a proper ground wire is in place Do not connect the ground to a gas pipe water pipe lightning rod or telephone g
6. ating with service valve open air inflow will cause excessive pressure in the refrigerant cycle that could lead to explosion and personal injury gt Do not assemble the power cord on your own use two cables together to extend the cable length or tangle the cable Bad connection isolation and over voltage may cause fire or electric shock Perform the drainage piping work securely according to the installation manual If not water could drop from the unit and household goods could get wet and damaged gt Fasten a flare nut with a torque wrench as specified in this installation manual When fastened too tight a flare nut may break after a long period of time and cause refrigerant leakage Wear thick gloves during the installation process If not personal injury may occur due to the air conditioner parts gt Be careful not to touch the outdoor unit inlet or aluminium pins You may get personal injury gt 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 gt When installing the indoor unit use a stable stool and watch your steps carefully gt To prevent injury when accidentally touching the indoor unit fan install the indoor unit at least 2 5m above the floor level Make sure to turn off the main power when setting up the indoor unit electrical circuit or power co
7. connection procedure for the refrigerant pipe varies according to the exit position of the pipe when facing the wall Right A e Left B Underside C Rear 1 Cut out the appropriate knock out piece A B C on the rear of the indoor unit unless you connect the pipe directly from the rear 2 Smooth the cut edges 3 Remove the protection caps of the pipes and connect the assembly pipe to each pipe Tighten the nuts first with your hands and then with a torque wrench applying the following torque Outer Diameter Thickness Torque kgf cm 66 35 mm 0 8mm 140 170 69 52 mm 0 8mm 250 280 912 70 mm 0 8mm 380 420 015 88 mm 1 0mm 440 480 019 05 mm 1 0mm 990 1210 022 23 mm 1 0mm 990 1210 If you want to shorten or extend the pipes refer to page 12 4 Cut off the remaining foam insulation 5 If necessary bend the pipe to fit along the bottom of the indoor unit Then pull it out through the appropriate hole The pipe should not project from the rear of the indoor unit The bending radius should be 100 mm or more 6 Passthe pipe through the hole in the wall 7 Forfurther details on how to connect to the outdoor unit and purge the air refer to page 11 NCAUTION Tighten the flare nut with torque wrench according to specified method If the flare nut is over tightened the flare may break and cause refrigerant gas leakage DO NOT WALL UP THE PIPE CONNECTION All r
8. door unit check 5 Inlet air temp Outlet air temp From 10 K to 12 K indicative delta T Heating mode indoor unit check 5 Outlet air temp Inlet air temp From 11 K to 14 K indicative delta T In heating mode the indoor fan motor can remain off to avoid cold air blown into conditioned space 4 Press the button and check the following Theairflow blades work properly Be N 5 Press the 5 button to stop the operation COMPLETING THE INSTALLATION Providing Information for User After finishing the installation of the air conditioner explain the followings to the user 1 Howto start and stop the air conditioner 2 Howto select the modes and functions 3 Howto adjust the temperature and the fan speed 4 Howto adjustthe airflow direction 5 Howto setthe timers 6 How to clean and replace the filters When you complete the installation successfully hand over the User s Manual and this Installation Manual to the user for storage in a handy and safe place a ELECTRONICS umm INSTALLATION MANUAL NS NHXEA Series Commercial Split Type Room Air Conditioner Cooling and Heating INVERTER LI LI amp S Db DG DB98 31943A 1 EAAHNIKA DEUTSCH PORTUGU S ITALIANO FRANCAIS ESPANOL ENGLISH
9. drain hose in the lower part of the indoor unit carefully so it does not project from the rear of the indoor unit 4 Hook the indoor unit to the installation plate and move the unit to the right and left until it is securely in place A CAUTION Make sure pipe does not move when you install the indoor unit onan installation plate 5 Wrap the rest of the pipe with vinyl tape 6 Attach the pipe to the wall using clamps optional Final Check and Trial Operation ENGLISH To complete the installation perform the following checks and tests to ensure that the air conditioner operates correctly 1 Check the followings Strength of the installation site Tightness of pipe connection to detect gas leak Electric wiring connection Heat resistant insulation of the pipe Drainage Grounding conductor connection Correct operation follow the steps below V2 900002 2 Press the 2 button and check the following Theindicator on the indoor unit lights up The airflow blade opens and the fan gears up for operation 3 Press the 9 button to select Cool or Heat mode n Cool mode use Temp A or V button and set the temperature at 18 C e In Heat mode use Temp A or V button and set the temperature at 30 C Approximately 3 5 minutes later outdoor unit will start to operate and the Cool or Warm air will blow out After 12 minutes of stationary condition check the indoor unit air treatment Cooling mode in
10. e i or more Wrap the refrigerant pipes and the drain ner U hose with the absorbent pad and vinyl a uae epi mon tape Refer to page 15 for further details of draining left or right CAUTIONS 3m as minimum pipe length It will reduce noise and vibration H meters maximum total pipe Height 600 mm minimum L meters maximum total pipe length 300mm minimum 300 mm Model 9 minimum 26K KKISKK 600 mm minimum Xox523e L xek70xek ec Main power switch Make at least one round It will reduce noise and vibration ix The appearance of the unit may be different from the diagram depending on the model Accessories The following accessories are supplied with the air conditioner The number of each accessory is indicated in parentheses Accessories in the Indoor Unit Case Installation Plate 1 Remote Control 1 Batteries for User s Manual 1 Installation Remote Control 2 Manual 1 e The following connection accessories are optional If they are not supplied you should obtain them before installing the air conditioner 3 wire 2 wire Power Cable Assembly Cable PET3 Foam Tube Vinyl Tape 2 Assembly Pipe Indoor Unit Insulation 1 30k26 35 52 703 Q6 35mm 1 26 35 09 52mm 1 SU bb ES 52 012 70mm 1 70 15 88mm 1 SU Pi
11. easy accessible and serviceable Changing Direction of the Drain Hose Change the direction only when it is necessary 1 Detach the rubber cap with the flyer 2 Detach the drain hose by pulling it and turning to the left 3 Insert the drain hose by fixing it with the screw into the groove of the drain hose and the outlet of the drain pan 4 Attach the rubber cap with a screwdriver by turning it to the right until it fixes to the end of the groove 5 Check for leakage on both side of the drain outlet NCAUTION Make sure the indoor unit is in upright position when you pour water to check for leakage Make sure that the water does not overflow onto the electrical part sk Direction of the drained water INSTALLING THE AIR CONDTIONER Assigning Address to Indoor Unit Before installing the indoor unit assign an address to the indoor ENGLISH unit according to the air conditioning system plan 1 Openthe front grille by pulling on the tabs on the lower right and left sides of the indoor unit Cover PCB 2 Remove the screw securing the cover PCB 3 Remove the cover PCB 4 The address of the indoor unit is assigned by adjusting MAIN SWO2 5 The MAIN address is for communication between the indoor unit and the outdoor unit Therefore you must set it to operate the air conditioner properly 6 Itis required to set the RMC address
12. efrigerant pipe connection must be easy accessible and serviceable Purging the Indoor Unit ENGLISH The indoor unit is supplied with inert gas nitrogen Before installing the unit check if nitrogen gas flow out of indoor unit If this one isn t true DO NOT INSTALL THE UNIT since leakage could be inside the indoor unit Unscrew the caps at the end of each pipe Result All inert gas exhausts from the indoor unit Pipes Unscrew the caps To prevent dirt or foreign substances from getting into the pipes during installation do NOT remove the caps completely until you are ready to connect the pipes NCAUTION The remaining air in the Refrigeration cycle which contains moisture may cause malfunction on the compressor Always contact the service center or a professional installation agency for product installation Cutting or Extending the Pipe Pipe cutter Flare nut 1 Make sure that you have all the required tools pipe cutter reamer flaring tool and pipe holder 2 Ifyouwant to shorten the pipe cut it using a pipe cutter ensuring that the cut edge remains at 90 with the side of the pipe see below examples of correct and incorrect cut edges 90 Oblique 3 To prevent a gas leak remove all burrs at the cut edge of the pipe using a reamer NCAUTION Face the pipe down while removing the burrs to make sure that burrs do not get in to the pipe 4 Putaflarenut sli
13. ghtly into the pipe and modify the flare Outer Diameter D Thickness Depth A 26 35 mm 0 8mm 1 3 mm 69 52 mm 0 8mm 1 8 mm 212 70 mm 0 8mm 2 0 mm 215 88 mm 1 0mm 2 2 mm 019 05 mm 1 0mm 2 2 mm 022 23 mm 1 0mm 2 2 mm 5 Check if you flared the pipe correctly see examples of incorrectly flared pipes below f M Hn YA Correct Inclined Damaged Cracked Uneven Surface Thickness Indoor outlet pipe Connecting pipe 6 Align the pipes to connect them easily Tighten the flare nuts first with your hands and then with a torque wrench applying the following torque Outer Diameter Thickness Torque kgfecm 66 35 mm 0 8mm 140 170 69 52 mm 0 8mm 250 280 912 70 mm 0 8mm 380 420 015 88 mm 1 0mm 440 480 019 05 mm 1 0mm 990 1210 922 23 mm 1 0mm 990 1210 Excessive torque can be cause of gas leakage In case brazing the pipe the nitrogen gas must be blown into the pipe 50 Pa The joint must be accessible and serviceable NCAUTION Tighten the flare nut with torque wrench according to specified method If the flare nut is over tightened the flare may break and cause refrigerant gas leakage INSTALLING THE AIR CONDTIONER Installing and Connecting the Drain Hose of the Indoor Unit ENGLISH When installing the drain hose for the indoor unit check if condensation draining is adequate When passing the drain hose through the 65 mm hole drilled i
14. indoor and outdoor units as Where neighbors are not annoyed by operation sound or hot air indicated in the installation diagram Solid wall or support that prevents vibration and is strong Wall that prevents vibration and is strong enough to hold the enough to hold the product weight product weight Where there is no risk of flammable gas leakage Out of the direct sunlight When installing the unit at a high place be sure to fix the unit legs 1m or more away from the TV or radio to prevent the screen 3m or more away from the TV or radio to prevent the screen from being distorted or noise from being generated from being distorted or noise from being generated As far away as possible from the fluorescent and incandescent 4 Install the unit horizontally Janina Nata Teman conse ienet Wel Place where drained water does not become any problem Apl here the air filt be replaced easil p aE een S ST REINES HIM Place with no plants especially climbing plants and where small animal can not access ENGLISH NCAUTION Avoid the following places to prevent malfunction of the unit Where there is machine oil Salty environment such as seaside areas Where sulfide gas exists Other special atmosphere areas Observe the clearances and maximum lengths as seen in the picture below when installing the air conditioner iba 300 mm or more 125 mm m JE moe 125 mm or mor
15. n the wall check the followings Wall Indoor unit Drain hose The drain hose must The end of the drain hose NOT slant upwards must NOT be placed under water 0 a 5cm 1 less Ditch The drain hose mustnotbe Keep a clearance of at least Do NOT place the end of the bent 5cm between the end ofthe drain hose in a hollow drain hose and the ground Drain hose installation 1 Ifnecessarv connect the 2 meter extension drain hose to the drain hose Shield N ET 2 Ifyou use the extension drain hose insulate the inside of the extension drain X hose with a shield Drain hose Extension drain hose 3 Fitthe drain hose into 1 of 2 drain hose holes then fix the end of the drain hose tightly with a clamp If you do not use the other drain hose hole block it with a rubber stopper 4 Pass the drain hose under the refrigerant pipe keeping the drain hose tight Drain jg ola 5 Pass the drain hose through the hole in the wall Check if it slants downwards as seen in the picture NCAUTION Make sure the installed direction of the drain hose is correct Inadequate installation may cause condensate water leakage If the drain hose is routed inside the room insulate the hose so that dripping condensation does not damage the furniture or floors DO NOT WALL UP THE DRAIN HOSE CONNECTION Drain hose connection must be
16. nfasten Torque Tighten Torque 17 30 25 40 20 35 30 50 Connecting the cable K When you install the unit make first refrigerant connections and then elec trical connections Connect the air conditioner to grounding system before performing the electrical connection If unit is uninstalled first disconnect electrical cables then refrigerant connections 1 Extend the assembly cable if necessary NCAUTION Do not connect two or more different cables to extend the length It may cause fire 2 Openthe front grille 3 Remove the screw securing the connector cover 4 Pass the assembly cable through the rear of the indoor unit and connect the assembly cable to terminals Refer to the picture in page 9 Each wire is labeled with the corresponding terminal number 5 Pass the other end of the cable through the 65mm hole in the wall 6 Close the connector cover by tightening the screw carefully 7 Close the front grille 8 Remove the terminal board cover on the side of the outdoor unit INSTALLING THE AIR CONDTIONER ENGLISH 9 Connect the cables to the terminals as seen in the picture Each wire is labeled with the corresponding terminal number i Outdoor unit NCAUTION End ofthe wire must be circular After connecting the cables make sure terminal numbers on the indoor outdoor unit matches Screws on terminal bl
17. ock must not be unscrewed with the torque less than 12kgf cm 10 Connect the grounding conductor to the grounding terminals 11 Close the terminal board cover by tightening the screw carefully 12 Connect the power cable to the indoor unit In Russia and Europe consult with the supply authority to determine the supply system impedance before installation A WARNING The terminal is connected too firmly the terminal may be damaged Connect the wires firmly so that wires can not be pulled out easily If they are loose it could cause burn out of the wires Connect the wires according to color codes referring to the wiring diagram INSTALLING THE AIR CONDTIONER Installing and Connecting the Assembly Pipe of the Indoor Unit Connect indoor and outdoor units with field supplied copper pipes by means of flare connections Use insulated seamless refrigeration grade pipe only Cu DHP type according to ISO 1337 degreased and deoxidized suitable for op erating pressures of at least 4200 kPa and for burst pressure of at least 20700 kPa Under no circumstances must sanitary type copper pipe be used There are 2 refrigerant pipes of different diameters Thesmaller one is for the liquid refrigerant Thelarger one is for the gas refrigerant Ashort pipe is already fitted to the air conditioner You may need to extend the pipe using the assembly pipe optional The
18. pe Clamps A 3 Pipe Clamps B 3 Cement Nail 6 M4 x25 Drain Hose Putty 100g 1 Tapped Screws 6 length 2m 1 e a ale If these accessories are supplied they will be in the accessory box Tools required for installation General Tools Vacuum Pump Backward flowing prevention Manifold Gauge Stud Finder Torque Wrench Pipe Cutter Reamer Pipe Bender Spirit Level Screw Driver Spanner Drill L Wrench Measuring Tape Tools for test operations Thermometer Resistance Meter Electroscope Fixing the Installation Plate ENGLISH You can select the direction of the drain hose depending on where you want to install the indoor unit Therefore before fixing the installation plate to a wall or a window frame you must determine the position of the 65mm hole through which Direction of pipe the cable pipe and hose pass to connect the indoor unit to the outdoor unit When facing the wall the pipe and cable can be connected from the Right A Left B Underside right C Rear right or left D e009 1 Determine the position of the pipe and drain hose hole as seen in the picture and drill the hole with an inner diameter of 65mm so that it slants slightly pan p Nika a downwards Pipe hole CAUTION Make sure to drill only one hole after choosing the direction of 65mm m the pipe ae W
19. practices that may result in severe personal injury or death NCAUTION Hazards or unsafe practices that may result in minor personal injury or property damage D You must install the product by qualified installer If you install the product on your own or by unqualified person Samsung is not responsible for any damages which may occur due to incorrect installation D Make sure to read the following safety precautions carefully before installation D Make sure to observe the cautions specified in this manual D Conduct a test run of the unit after installation and then explain all system functions to the owner D The indications and meanings are as shown below Follow IEC International Electrotechnical Commission standards for the power input and ISO International Standards Organization standards for input current WARNING Hazards or unsafe practices that may result in severe personal injury or death gt Installation must be carried out by a qualified installer Do not attempt to repair move modify or reinstall the unit on your own since such act may cause fire electric shock or water leakage gt Install the unit in a place where it is strong enough to hold the product weight When installed in place where it is not strong enough to withhold the product weight the unit could fall and cause injury gt The unit should be installed in accordance with the National Electrical regulations Check if the volt
20. rds There is a risk of electric shock Make sure that proper circuit breaker and safety switches are installed Install a ground leakage breaker depending on the installation place where it is humid If not it may cause electric shock gt 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 Do not install the outdoor unit in a place where animals could live If an animal get contact with the electric parts damage or fire may occur In addition ask the customer to maintain a clean installation place around it gt Check the unit for damage that may have taken place during transportation and do not install or use damaged equipment Do not install the unit by yourself owners Incorrect installation of the unit could cause injury due to fire electric shock and water leakage or from the unit falling Consult a dealer
21. rounding Defective grounding could cause electric shock Do not install the unit in a place with direct sunlight dangerous substances or where it is exposed to inflammable gas leakage to prevent explosion fire or personal injury b Perform the installation securely referring to the installation manual Incomplete installation could cause personal injury due to fire electric shock and water leakage or from the unit falling Before connecting the power plug and power receptacle check for dust loose or blocked Make sure that plug is fully inserted Dusted power plug blocked or loosened power receptacle may cause fire or electric shock Exchange the power receptacle if it is loose Check first the following situations before starting the operation during the installation The pipe must be properly connected and make sure there is no leakage Service valves must be open If compressor is operated with the service valve closed excessive pressure may damage parts of the compressor If leakage occurs on any of the connection air inflow may also cause excessive pressure that could lead to explosion ENGLISH Safety Precautions Continued WARNING Hazards or unsafe practices that may result in severe personal injury or death gt Stop the compressor before disconnecting the refrigerant pipe for pump down operation If you disconnect the refrigerant pipe while compressor is oper
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