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Samsung MCU-S6NEK2N, Installation Manual

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Samsung MCU-S6NEK2N Installation Manual Download Page 8

8

Preparing the installation

MCU indoor/outdoor unit compatible table

Before installing MCU, refer to the compatible table below and find the model before installation.

Outdoor unit

AM

✴✴✴✴

X

✴✴✴✴

MCU

MCU-S6NEK2N
MCU-S4NEK3N
MCU-S2NEK2N
MCU-S1NEK1N

MCU-S12NEK1N

MCU-S8NEK1N

Indoor unit

AM

✴✴✴✴

N

✴✴✴✴

MCU Kit

Model

Description

MCU-S6NEK2N

below 61.6 kW (216MBH)

MCU-S4NEK3N

below 61.6 kW (216MBH)

MCU-S2NEK2N

below 32 kW (108MBH)

MCU-S1NEK1N

below 16 kW (54MBH)

MCU-S12NEK1N

85.0 kW (290MBH)

MCU-S8NEK1N

85.0 kW (290MBH)

Gas pipe connected to indoor unit

Liquid pipe connected to indoor unit

ø 28.58 (ø 1 1/8)

ø 28.58 (ø 1 1/8)

ø 9.52 (ø 3/8) WELDING

ø 15.88 (ø 5/8) WELDING

[Unit : mm(inch)]

ø 15.88 (ø 5/8)

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Summary of Contents for MCU-S6NEK2N

Page 1: ... manual MCU S6NEK2N MCU S4NEK3N MCU S2NEK2N MCU S1NEK1N MCU S12NEK1N MCU S8NEK1N Thank you for purchasing this Samsung air conditioner Beforeoperatingthisunit pleasereadthisinstallationmanualcarefullyandretainitforfuturereference ...

Page 2: ...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 m...

Page 3: ...or the user may get the risk of injury or loss of property FOR INSTALLATION WARNING Installation must be done by the installer or its service agent X Installation by an unqualified person may cause a water leakage electric shock or fire and so on Install the unit correctly according to the installation manual X An incorrect installation may cause a water leakage electric shock or fire When installing...

Page 4: ...lationmanualandinsulatethedrain pipe so that frost does not generate X If the draining work is done incompletely property damage may occur due to a leakage Install the power cable and communication cable of MCU at least 1m away from the electric appliances and at least 2m away from thelightningrod X However you may hear a noise 1 meter away from the unit depending on the condition of the electric ...

Page 5: ...t être faite par l installateur ou son agent de service X Une installation faite par une personne non qualifiée risque de provoquer une fuite d eau une décharge électrique un incendie et ainsi de suite Installez l appareil conformément au manuel d installation X Toute installation incorrecte peut entraîner une fuite d eau une décharge électrique ou un incendie Lors de l installation de l appareil d...

Page 6: ...lez à ce que les condensats s évacuent correctement par le tuyau de vidange conformément aux recommandations du présent manuel d installation et isolez le tuyau de vidange afin d éviter la formation de givre X Si l installation de la vidange est faite de façon incomplète des dommages matériels provoqués par des fuites d eau peuvent survenir Installez le câble d alimentation et le câble de communic...

Page 7: ...0 028 12 70 1 2 0 80 0 031 15 88 5 8 1 00 0 039 19 05 3 4 0 90 0 035 Drawn 22 22 7 8 0 90 0 035 25 40 1 1 00 0 039 28 58 11 8 1 10 0 043 31 75 11 4 1 10 0 043 34 92 13 8 1 21 0 048 38 10 11 2 1 35 0 053 41 28 15 8 1 43 0 056 44 45 13 4 1 60 0 063 50 80 2 2 00 0 079 53 98 21 8 2 10 0 083 CAUTION ForpipeslargerthanØ19 05mm 3 4 drawntype C1220T 1 2HorC1220T H typecopperpipemustbeused Ifan annealedtyp...

Page 8: ...1N MCU S12NEK1N MCU S8NEK1N Indoorunit AM N MCUKit Model Description MCU S6NEK2N below61 6kW 216MBH MCU S4NEK3N below61 6kW 216MBH MCU S2NEK2N below32kW 108MBH MCU S1NEK1N below16kW 54MBH MCU S12NEK1N 85 0kW 290MBH MCU S8NEK1N 85 0kW 290MBH Gaspipeconnectedtoindoorunit Liquidpipeconnectedtoindoorunit ø 28 58 ø 1 1 8 ø 28 58 ø 1 1 8 ø9 52 ø3 8 WELDING ø15 88 ø5 8 WELDING Unit mm inch ø 15 88 ø 5 8 ...

Page 9: ...ø3 8 WELDING ø15 88 ø5 8 WELDING Liquidpipeconnectedtoindoorunit Gaspipeconnectedtoindoorunit MCU S12NEK1N MCU S8NEK1N ø9 52 ø3 8 WELDING Φ15 88 Φ5 8 ø 28 58 ø 1 1 8 ø 28 58 ø 1 1 8 ø15 88 ø5 8 WELDING Liquidpipeconnectedtoindoorunit Gaspipeconnectedtoindoorunit ...

Page 10: ...alled and the interior walls should have a high soundproof ability Bricks Concretes Cement X The ceiling where MCU is installed should be coated with quality textile that has a good soundproof function X Minimize the size of the hole between the walls and the pipe connection After the installation block the gap to prevent noise from leaking 4 Secure over 0 25m 0 82 of space when MCU is being fixed...

Page 11: ...stalltheMCUtoclosetotheceilingtextile minimum50mm 2 76mm 3 ormore Height 9 Select an installation location with enough space for service and repair Leave enough space between adjacent walls and structures Refer to the examples below 500mm 20 ormore MCU 400mm 16 ormore 700mm 28 ormore 500mm 20 ormore 728mm 28 7 469 mm 18 5 400mm 16 ormore MCU 400mm 16 ormore 700mm 28 ormore 500mm 20 ormore 338mm 13...

Page 12: ...emaximumcapacityofthe connectableindoorunits 61 6kW 216MBH 32 0kW 108MBH 16kW 54MBH InternalEEV Notincluded CannotconnectindoorunitwithoutinternalEEV CAUTION IfthesumoftheconnectedindoorunitcapacityconnectedtotheMCUisgreaterthan67 2kW 228MBH performance mayvarydependingonoperatingconditions TheincomingpipediameterssupplyingrefrigeranttotheMCUaredeterminedbasedonthesumoftheconnectedindoor units Ift...

Page 13: ... anduseY connectorontheliquidandgaspipesforindoor units5 0 16kW 18 54kBtu h WhenMCUsareconnectedinseries themaximumcapacityofallindoorunitsinMCUseriesconnectionisthelargervalueof MCUwhichareconnectedinseries Example MCU S12NEK1N MCU S6NEK2N९85 0kW 290MBH Using Y connector MCU S6 MCU S4 MCU S2 MCU S1 Whentwinning2adjacentports Y connectorscanonlybeconnectedtotheportcombinationsnotedbelow AllowedY c...

Page 14: ...ple A C 2Ports B Cport D Eport anynon continuousport example A C SetDipSwitchSettingswhenusingY connector DipSwitchSettingswhenusingY connector DipSwitchSettingswhenusingY connector 1 ON 2 3 4 1 ON 2 3 4 1 ON 2 3 4 1 ON 2 3 4 S WOption S WOption S WOption S WOption Default Combination ofA Bport Combination ofC Dport Combination ofE Fport 1 ON 2 3 4 1 ON 2 3 4 1 ON 2 3 4 1 ON 2 3 4 S WOption S WOpt...

Page 15: ...ations on the indoor unit MISEENGARDE Assurez vous que le plafond est suffisamment résistant pour supporter le poids de l unité Avant d accrocher l unité vérifiez la résistance de chaque boulon de suspension fixé Si la longueur du boulon de suspension est supérieure à 1 5 m 4 92 pi vous devez faire le nécessaire pour éviter les vibrations Si ce n est pas possible créez une ouverture dans le faux p...

Page 16: ... the pattern sheet for installation that is provided with the product J When welding the pipes protect the product with the flame proof sheet J When connecting the MCU with outdoor units default direction is set in the MCU If installing opposite direction weld the enclosed copper cap to each high pressure low pressure and liquid pipes 6 How to connectY connector X In case of connecting one indoor ...

Page 17: ...materials and impurities in the pipe X Make sure that there is no leak X Make sure to follow the instruction when brazing the pipe TheuseofNitrogengas 1 Use Nitrogen gas when brazing the pipes as shown in the picture 2 If you don t use Nitrogen gas when brazing the pipes oxide may form inside the pipe It can cause the damage of the compressor and valves 3 Adjust the flow rate of the nitrogen gas w...

Page 18: ...e Insulationpipe Indoorunit Besuretooverlap theinsulation MISEENGARDE Tous les raccords des tuyaux de réfrigérant doivent être accessibles afin de permettre l entretien de l appareil ou son retrait complet CAUTION All refrigerant connection must be accessible in order to permit either unit maintenance or removing it completely 5 Select the insulation of the refrigerant pipe X Insulate the gas side...

Page 19: ...on the seams to prevent moisture from entering Wrap the refrigerant pipe with insulation tape if it is exposed to outside sunlight Install the refrigerant pipe ensuring that the insulation does not get thinner on the bent part or hanger of pipe Add the additional insulation if the insulation plate gets thinner Additional insulation Hanger Refrigerant pipe insulation a 3 a MISEENGARDE Empêchez l ép...

Page 20: ...Supply the 220 240V 208 230V power to L1 L2 L N of MCU separately X Connect the communication cable from the outdoor unit to F1 F2 of MCU X Power Line and communication line must be connected as shown in drawing Case 1 Case 2 220 240V 208 230V SinglePhase Supplyseparately ELB MCCB Outdoor Unit Indoor Unit Indoor Unit MCU ELB MCCB Outdoor Unit Indoor Unit Indoor Unit MCU Indoor Unit 220 240V 208 23...

Page 21: ... 157 4 0 157 4 0 157 B Standarddimension mm inch 6 6 0 259 8 0 314 6 6 0 259 8 5 0 334 9 5 0 374 Allowance mm inch 0 2 0 007 0 2 0 007 0 2 0 007 D Standarddimension mm inch 3 4 0 134 4 2 0 165 5 6 0 220 Allowance mm inch 0 3 0 011 0 2 0 007 0 3 0 011 0 2 0 007 0 3 0 011 0 2 0 007 d1 Standarddimension mm inch 1 7 0 066 2 3 0 090 3 4 0 133 Allowance mm inch 0 2 0 007 0 0 2 0 007 0 0 2 0 007 0 E Min ...

Page 22: ... 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 MCUAddress SettingMCU adressto12 Default MCUAddress 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 RotaryswitchforMCUADDRESS J MCU S12NEK1N MCU S8NEK1N models have two PBAs in the control box The MCU addresses of the two PBAs must be set differently Example IfyousetMCUaddresssofthesection 1PBAto11 thensetthesection 2PBAaddressto12 Section 1 Section 2 0 12 3 4 5 6 ...

Page 23: ...DIP switch setting for using Y connetor MCU S6 MCU S4 MCU S2 MCU S1 Whentwinning2adjacentports Y connectorscanonlybeconnectedtotheportcombinationsnotedbelow AllowedY connector port combinations A B C D E F ports Y connector port combinations that are NOT allowed B C port D E port any non continuous port example A C Set Dip Switch Settings when usingY connector 1 ON 2 3 4 1 ON 2 3 4 1 ON 2 3 4 1 ON...

Page 24: ...example A C 2 Ports B C port D E port any non continuous port example A C Set Dip Switch Settings when usingY connector DipSwitchSettingswhenusingY connector DipSwitchSettingswhenusingY connector 1 ON 2 3 4 1 ON 2 3 4 1 ON 2 3 4 1 ON 2 3 4 S WOption S WOption S WOption S WOption Default Combination ofA Bport Combination ofC Dport Combination ofE Fport 1 ON 2 3 4 1 ON 2 3 4 1 ON 2 3 4 1 ON 2 3 4 S ...

Page 25: ...n Details Indication Details 0 A Address setting mode 0 No Main address 0 9 100 digit 0 9 10 digit 0 9 Aunit digit 1 Main address setting mode Option SEG7 SEG8 SEG9 SEG10 SEG11 SEG12 Explanation PAGE SettingRMC address Group channel 16 Groupaddress Remote Controller Display Indication andDetails Indication Details Indication Details Indication Details Indication Details 1 0 NoRMC address RMC1 0 F ...

Page 26: ... None 4 Setting Checkingthe installationoption2 None 7 MCUaddresssetting checking Portaddresssetting checking MCUaddress 00 15 Portaddress A F None Setting for MWR SH1 N 1 Press the top right corner hidden button of the display for more than 3 seconds then release it Then you can press buttons and select No 3 and press OK button 2 Assign an indoor unit MCU port address with main menu 4 sub menu 7 ...

Page 27: ...with Major General Ꮡ Step1 Indoor unit Ventilator option Ꮡ Step2 MCU port Ꮡ Step3 MCU address MCU port J For more information please refer to the installation manual of MWR WG0 Major Step1 Step2 Step3 Description General Indoorunit Ventilatoroption MCUport MCUaddress 00to15 MCUport AtoF 0 Please enteryour PASSWORD Service mode 3 Setting by using S NET Pro 2 Set the pipe addresses by using Add on C...

Page 28: ...agedel unitésurlemoderefroidissementexclusif veillezàréglerleSEG9 chauffe eau delasérie02 sur0lorsdel installation Lorsquel optionderefroidissementuniquementestsélectionnéepourl unité aucunfonctionnementenmode chauffagen estpossiblelorsquelecontrôleur delatélécommandesansfiloucentral estréglésurlemodechauffage CAUTION Whensettingthe Coolingonlyunit option besuretosettheSEG9 Hotwaterheater of02Seri...

Page 29: ...s 0 Blank 0 0 MCU address 0 Blank 0 1 MCU address 1 Blank 0 2 MCU address 2 Blank 1 1 MCU address 11 Blank 1 5 MCU address 15 2 Mode switching EEV1 step 1 4 8 0 Ex 480 steps 3 Mode switching EEV2 step 2 4 8 0 Ex 480 steps 4 Mode switching EEV3 step 3 4 8 0 Ex 480 steps 5 Mode switching EEV4 step 4 4 8 0 Ex 480 steps 6 Mode switching EEV5 step 5 4 8 0 Ex 480 steps 7 Mode switching EEV6 step 6 4 8 0...

Page 30: ...e Manual Control X According to the push time of K4 Switch A_C A_H F_C F_H Liquid bypass solenoid valve opens in order X In SolenoidValve Manual Control mode valve operates by K4 Push time irrespective of indoor operation mode X In SolenoidValve Manual Control mode push K1 Switch makes DATA DISPLAY MODE to start and valves will operate following indoor operation mode K4 Pushtime DisplayContents Di...

Page 31: ...ion of the wire and the communication line 6 If the MCU frame has been installed upside down or not 7 If the wire earthing work has been done or not 8 If the space between sidewalls ceiling concrete and the ceilingTex has been secured enough or not to install the MCU frame 9 If the supporting tool of the MCU pipe has been safely placed in 1 5m intervals or not 10 If the prescribed wire has been us...

Page 32: ...This product is India RoHS compliant ...

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