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DVM S
Air Conditioner
installation manual
imagine
the possibilities
Thank you for purchasing this Samsung product.

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Summary of Contents for Samsung AMxxxJXV Series

  • Page 1 DVM S Air Conditioner installation manual imagine the possibilities Thank you for purchasing this Samsung product.
  • Page 2: Table Of Contents

    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. obligations, e.g. REACH, WEEE, Batteries, visit : samsung.com/uk/aboutsamsung/samsungelectronics/ corporatecitizenship/data_corner.html...
  • Page 3: Safety Precautions

    Safety precautions Please follow the following safety information for safety of the installer and the user. DVM S air conditioner uses R-410A refrigerant. When using R-410A, moisture or foreign substances may affect the performance and reliability of the product. Safety precautions must be obeyed when installing the refrigerant pipe. The designed maximum pressure of the system is 4.1MPa and therefore select appropriate material and thickness according to the regulations.
  • Page 4 Safety precautions Before welding, remove the refrigerant from inside the pipe or the product. If you perform welding while refrigerant is in the pipe, it may increase the pressure of the refrigerant and cause the pipe to burst. If the pipe bursts or explodes, it may cause severe injury to the installer. When welding, use the nitrogen gas to eliminate oxidation inside the pipe.
  • Page 5 For use in Europe : This appliance can be used by children aged from 8 years and above and persons with reduced physical, sensory or mental capabilities or lack of experience and knowledge if they have been given supervision or instruction concerning use of the appliance in a safe way and understand the hazards CAUTION SIGNS Do not install the drain pipe directly to the bottom part of the outdoor unit and built a proper drainage so When the draining work is not done properly, water leak may occur and cause property damage.
  • Page 6: Preparing For Installation

    Safety precautions Changes in DVM S (inverter) compare to conventional models that has to noted when installing For optimal distribution of the refrigerant, you must use Y-joint as branch joint for connecting outdoor units. (Do not use T-joint) You cannot operate normally if you do not complete the trial operation through outdoor unit key mode. You must use KEY MODE to run trial operation.
  • Page 7 Preparing for installation Outdoor unit combination Make sure to use an indoor unit that is compatible with DVM S. Indoor units can be connected within the range indicated in following table. If the total capacity of the connected indoor units exceeds the indicated maximum capacity, cooling and heating capacity of the indoor unit may decrease.
  • Page 8 Preparing for installation Model name for combination AM200KXVAGH/ET AM220KXVAGH/ET AM240KXVAGH/ET AM260KXVAGH/ET AM280KXVAGH1ET AM300KXVAGH1ET Number of individual outdoor units AM080JXVAGH/ET AM100JXVAGH/ET AM120JXVAGH/ET AM140KXVAGH/ET AM160KXVAGH/ET Combined outdoor unit AM180KXVAGH/ET AM200KXVAGH/ET AM220KXVAGH/ET AM240KXVAGH/ET AM260KXVAGH/ET Total capacity Minimum (kW) 28.0 30.8 33.6 36.4 39.3 42.0 of the connected...
  • Page 9 Model name for combination AM440KXVAGH1ET AM460KXVAGH1ET AM480KXVAGH1ET AM500KXVAGH1ET AM520KXVAGH1ET AM540KXVAGH1ET Number of individual outdoor units AM080JXVAGH/ET AM100JXVAGH/ET AM120JXVAGH/ET AM140KXVAGH/ET AM160KXVAGH/ET Combined outdoor unit AM180KXVAGH/ET AM200KXVAGH/ET AM220KXVAGH/ET AM240KXVAGH/ET AM260KXVAGH/ET Total capacity Minimum (kW) 61.6 64.4 67.6 70.1 72.8 75.6 of the connected indoor units Maximum (kW)
  • Page 10: Total Capacity

    Preparing for installation Model name for combination AM680KXVAGH1ET AM700KXVAGH1ET AM720KXVAGH1ET AM740KXVAGH1ET AM760KXVAGH1ET AM780KXVAGH1ET AM800KXVAGH1ET Number of individual outdoor units AM080JXVAGH/ET AM100JXVAGH/ET AM120JXVAGH/ET AM140KXVAGH/ET AM160KXVAGH/ET Combined outdoor unit AM180KXVAGH/ET AM200KXVAGH/ET AM220KXVAGH/ET AM240KXVAGH/ET AM260KXVAGH/ET Total capacity Minimum (kW) 95.2 98.4 100.9 103.6 106.4 109.2 112.0...
  • Page 11: Total Capacity

    Model name for combination AM200JXVHGH/ET AM220JXVHGH/ET AM240KXVGGH/ET AM260KXVGGH/ET AM280KXVGGH3ET AM300KXVGGH3ET Number of individual outdoor units AM080JXVHGH/ET AM100JXVHGH/ET AM120JXVHGH/ET AM140JXVHGH/ET AM160JXVHGH/ET Combined outdoor unit AM180JXVHGH/ET AM200JXVHGH/ET AM220JXVHGH/ET AM240KXVGGH/ET AM260KXVGGH/ET Total capacity Minimum (kW) 28.0 30.8 33.6 36.4 39.3 42.0 of the connected Maximum (kW) 72.8...
  • Page 12: Total Capacity

    Preparing for installation Model name for combination AM440KXVGGH3ET AM460KXVGGH3ET AM480KXVGGH3ET AM500KXVGGH3ET AM520KXVGGH3ET AM540KXVGGH3ET Number of individual outdoor units AM080JXVHGH/ET AM100JXVHGH/ET AM120JXVHGH/ET AM140JXVHGH/ET AM160JXVHGH/ET Combined outdoor unit AM180JXVHGH/ET AM200JXVHGH/ET AM220JXVHGH/ET AM240KXVGGH/ET AM260KXVGGH/ET Total capacity Minimum (kW) 61.6 64.4 67.2 70.0 72.8 75.6 of the connected...
  • Page 13: Total Capacity

    Model name for combination AM680KXVGGH3ET AM700KXVGGH3ET AM720KXVGGH3ET AM740KXVGGH3ET AM760KXVGGH3ET AM780KXVGGH3ET AM800KXVGGH3ET Number of individual outdoor units AM080JXVHGH/ET AM100JXVHGH/ET AM120JXVHGH/ET AM140JXVHGH/ET AM160JXVHGH/ET Combined outdoor unit AM180JXVHGH/ET AM200JXVHGH/ET AM220JXVHGH/ET AM240KXVGGH/ET AM260KXVGGH/ET Total capacity Minimum (kW) 95.2 98.0 100.8 103.6 106.4 109.2 112.0 of the connected Maximum (kW)
  • Page 14: Total Capacity

    Preparing for installation Model name for combination AM200JXVHGH/ET AM220KXVGGH4ET AM240KXVGGH4ET AM260KXVGGH4ET AM280KXVGGH4ET AM300KXVGGH4ET Number of individual outdoor units AM080JXVHGH/ET AM100JXVHGH/ET AM120JXVHGH/ET AM140JXVHGH/ET AM160JXVHGH/ET Combined outdoor unit AM180JXVHGH/ET AM200JXVHGH/ET AM220JXVHGH/ET AM240KXVGGH/ET AM260KXVGGH/ET Total capacity Minimum (kW) 28.0 30.8 33.6 36.4 39.2 42.0 of the connected...
  • Page 15: Total Capacity

    Model name for combination AM440KXVGGH4ET AM460KXVGGH4ET AM480KXVGGH4ET AM500KXVGGH4ET AM520KXVGGH4ET AM540KXVGGH4ET Number of individual outdoor units AM080JXVHGH/ET AM100JXVHGH/ET AM120JXVHGH/ET AM140JXVHGH/ET AM160JXVHGH/ET Combined outdoor unit AM180JXVHGH/ET AM200JXVHGH/ET AM220JXVHGH/ET AM240KXVGGH/ET AM260KXVGGH/ET Total capacity Minimum (kW) 61.6 64.4 67.2 70.4 72.8 75.6 of the connected Maximum (kW) 160.2...
  • Page 16: Total Capacity

    Preparing for installation Model name for combination AM680KXVGGH4ET AM700KXVGGH4ET AM720KXVGGH4ET AM740KXVGGH4ET AM760KXVGGH4ET AM780KXVGGH4ET AM800KXVGGH4ET Number of individual outdoor units AM080JXVHGH/ET AM100JXVHGH/ET AM120JXVHGH/ET AM140JXVHGH/ET AM160JXVHGH/ET Combined outdoor unit AM180JXVHGH/ET AM200JXVHGH/ET AM220JXVHGH/ET AM240KXVGGH/ET AM260KXVGGH/ET Total capacity Minimum (kW) 95.6 98.0 100.8 103.6 106.4 109.2 112.0...
  • Page 17: Connected

    Model name for combination AM220MXVDGH1ET AM240MXVDGH1ET AM260MXVDGH1ET AM280MXVDGH1ET AM300MXVDGH1ET AM320MXVDGH1ET Number of individual outdoor units AM100MXVDGH/ET AM120MXVDGH/ET Combined AM140MXVDGH/ET outdoor unit AM160MXVDGH/ET AM180MXVDGH/ET Totalcapacityof Minimum (kW) 30.8 33.6 36.8 40.0 42.0 45.2 the connected indoor units Maximum (kW) 80.1 87.4 95.7 104.0 109.2...
  • Page 18: Connected

    Preparing for installation Premium compact type (Heat recovery) Model name for combination AM080JXVHGR/ET AM100JXVHGR/ET AM120JXVHGR/ET AM140JXVHGR/ET AM160JXVHGR/ET AM180JXVHGR/ET Number of individual outdoor units AM080JXVHGR/ET AM100JXVHGR/ET AM120JXVHGR/ET AM140JXVHGR/ET AM160JXVHGR/ET Combined outdoor unit AM180JXVHGR/ET AM200JXVHGR/ET AM220JXVHGR/ET AM240MXVGNR/ET AM260MXVGNR/ET Totalcapacityof Minimum (kW) 11.2 14.0 16.8 20.0...
  • Page 19: Connected

    Model name for combination AM320MXVGNR3ET AM340MXVGNR3ET AM360MXVGNR3ET AM380MXVGNR3ET AM400MXVGNR3ET AM420MXVGNR3ET Number of individual outdoor units AM080JXVHGR/ET AM100JXVHGR/ET AM120JXVHGR/ET AM140JXVHGR/ET AM160JXVHGR/ET Combined outdoor unit AM180JXVHGR/ET AM200JXVHGR/ET AM220JXVHGR/ET AM240MXVGNR/ET AM260MXVGNR/ET Totalcapacityof Minimum (kW) 44.8 47.6 50.8 53.3 56.0 58.8 the connected indoor units Maximum (kW) 116.5 123.8...
  • Page 20: Connected

    Preparing for installation Model name for combination AM560MXVGNR3ET AM580MXVGNR3ET AM600MXVGNR3ET AM620MXVGNR3ET AM640MXVGNR3ET AM660MXVGNR3ET Number of individual outdoor units AM080JXVHGR/ET AM100JXVHGR/ET AM120JXVHGR/ET AM140JXVHGR/ET AM160JXVHGR/ET Combined outdoor unit AM180JXVHGR/ET AM200JXVHGR/ET AM220JXVHGR/ET AM240MXVGNR/ET AM260MXVGNR/ET Totalcapacityof Minimum (kW) 78.4 81.6 84.1 86.8 89.6 92.4 the connected indoor units Maximum (kW)
  • Page 21: Total Capacity

    Model name for combination AM080JXVHGR/ET AM100JXVHGR/ET AM120JXVHGR/ET AM140JXVHGR/ET AM160JXVHGR/ET AM180JXVHGR/ET Number of individual outdoor units AM080JXVHGR/ET AM100JXVHGR/ET AM120JXVHGR/ET AM140JXVHGR/ET AM160JXVHGR/ET Combined outdoor unit AM180JXVHGR/ET AM200JXVHGR/ET AM220JXVHGR/ET AM240MXVGNR/ET AM260MXVGNR/ET Total capacity Minimum (kW) 11.2 14.0 16.8 20.0 22.5 25.2 of the connected Maximum (kW) 29.1...
  • Page 22: Total Capacity

    Preparing for installation Model name for combination AM320MXVGNR4ET AM340MXVGNR4ET AM360MXVGNR4ET AM380MXVGNR4ET AM400MXVGNR4ET AM420MXVGNR4ET Number of individual outdoor units AM080JXVHGR/ET AM100JXVHGR/ET AM120JXVHGR/ET AM140JXVHGR/ET AM160JXVHGR/ET Combined outdoor unit AM180JXVHGR/ET AM200JXVHGR/ET AM220JXVHGR/ET AM240MXVGNR/ET AM260MXVGNR/ET Total capacity Minimum (kW) 45.2 47.6 50.4 53.2 56.4 59.2 of the connected...
  • Page 23: Total Capacity

    Model name for combination AM560MXVGNR4ET AM580MXVGNR4ET AM600MXVGNR4ET AM620MXVGNR4ET AM640MXVGNR4ET AM660MXVGNR4ET Number of individual outdoor units AM080JXVHGR/ET AM100JXVHGR/ET AM120JXVHGR/ET AM140JXVHGR/ET AM160JXVHGR/ET Combined outdoor unit AM180JXVHGR/ET AM200JXVHGR/ET AM220JXVHGR/ET AM240MXVGNR/ET AM260MXVGNR/ET Total capacity Minimum (kW) 78.4 81.2 84.0 86.8 89.6 92.4 of the connected Maximum (kW) 203.8...
  • Page 24 Preparing for installation Moving the outdoor unit Select the moving path in advance. Be sure that moving path can support weight of the outdoor unit. Surface of the heat exchanger is sharp. Be careful not to get injured while moving the product. You must use certain part of the product when moving the product.
  • Page 25: Selecting Installation Location

    Selecting installation location Decide the installation location, with the consideration of the following conditions, under user’s approval. Place where hot discharge air or noise from the outdoor unit may not disturb the neighbor (Especially in residential areas, keep the operation hours in mind.) Place where structure can bear the weight and vibration of the outdoor unit.
  • Page 26 7. Check the condition of the product periodically. Check the installation site every 3 months and perform anti-corrosion treatment such as R-Pro supplied by SAMSUNG (Code : MOK-220SA) or commercial water repellent grease and wax, etc., based on the product condition.
  • Page 27: Space Requirement For Installation

    Space requirement for installation System air conditioner may cause static noise when listening to AM stations. Therefore, select an installation location for indoor unit where electrical wiring can be done while keeping certain CAUTION distance from a radio, computer and stereo equipment. Especially, keep the unit at least 3m away from the electrical equipment in an area with weak electromagnetic waves and put the main power cable and communication cables in a separately installed protection tube.
  • Page 28 Space requirement for installation Single installation (Unit : mm) Over 300 Height of the wall is Front side unlimited Front Over 100 side Over 100 Over 100 <Case 2> <Case 1> Module installation Over 300 Height of the wall is Over 100 Front side Over...
  • Page 29: Accessories

    Accessories Accessories Installation manual (1) Optional accessories Following optional accessories are needed for connecting pipes between the indoor and outdoor units. Model Name 15.0 kW and below Over 135.2 kW 22.4 kW and below Over 135.2 kW 45.0 kW and below (for 4 rooms) Distribution header 70.3 kW and below (for 8 rooms) 135.2 kW and below...
  • Page 30: Base Construction And Installation Of The Outdoor Unit

    Base construction and installation of the outdoor unit Make sure to remove the wooden pallet before installing the outdoor unit. If you do not remove WARNING with wooden pallet on, and it was used for long period time, wooden palette may break and cause electrical hazard or high pressure may damage the pipes.
  • Page 31 Outdoor unit installation Base ground H beam or anti- vibration frame Over 200 mm Outdoor unit base mount and anchor bolt position (Unit : mm) Outdoor unit - Anti-vibration frame (4-Ø 12) Anti-vibration - Base ground (4-Ø 18) (Unit : mm) DVM S Small Type DVM S Large A Type DVM S Large B type...
  • Page 32 Base construction and installation of the outdoor unit Examples of draining work For smooth draining of defrost water, make sure to apply 1/50 slope. Construct a drainage around the outdoor unit to prevent the defrost water (from the outdoor unit) from When the outdoor unit is installed on the roof, check the strength and waterproof status of the roof.
  • Page 33 Cautions regarding on connecting the anchor bolt Tighten the rubber washer to prevent the bolt connection part of the outdoor unit from corroding. CAUTION Rubber washer Diameter of Anchor Sleeve Insert Fastening Size drill bit (a) length (b) length (c) depth torque Ø...
  • Page 34: Installing The Wind/Snow Prevention Duct

    Base construction and installation of the outdoor unit Caution for installing discharge duct CAUTION installing the duct. If you remove the fan guard to install the discharge duct, make sure to install a safety net on the duct outlet. Foreign substance may enter into the product and there could be a risk of personal injury.
  • Page 35 Installing the outdoor unit in cold region prevent snow from accumulating on the outdoor unit. When the snow prevention duct is not installed, frost may accumulate on the heat exchanger and heating operation may not work normally. Air outlet of the duct should not be directed to the enclosed space. Cautions regarding on installing the frame and selecting the base ground Height (h) of the frame and the base ground should be higher than the "heaviest expected CAUTION...
  • Page 36 Installing the wind/snow prevention duct Installing the outdoor unit in windy region In windy regions such as near sea shores, protection wall or wind protection duct must be installed for normal operation of the outdoor unit. (Refer to the illustration of the snow prevention duct, for installing the wind protection duct.) Install the wind prevention duct with the consideration of major wind direction.
  • Page 37: Refrigerant Pipe Installation

    Refrigerant pipe installation When installing, make sure there is no leakage. When collecting the refrigerant, stop the WARNING connected and the compressor works with the service valve open, the pipe inhales the air and it makes the pressure inside of the refrigerant cycle abnormally high which may lead to explosion and injury.
  • Page 38 Refrigerant pipe installation Selecting refrigerant pipe First branch joint Increase the main pipe size Install the refrigerant pipe according to main pipe size of each outdoor unit capacity. When the pipe length (including elbow) between an outdoor unit and the farthest indoor unit exceeds 90m, you must increase the size of the pipe (main pipe) by one grade which connects between the outdoor unit For H/R model, When the pipe length (including elbow) between an outdoor unit and the farthest indoor unit exceeds 90m, you must increase the size of the liquid pipe by one grade among the pipes(main pipe)
  • Page 39: Connected

    Pipe size (mm) Capacity (kW) Liquid pipe Gas pipe Ø 12.70 Ø 28.58 Ø 19.05 Ø 34.92 Ø 19.05 Ø 41.28 Size of the pipe connected to the outdoor unit (A) Select the size of the main pipe according to the below table. *Maximum pipe length within 90m *Maximum pipe length over 90m Outdoor unit capacity (kW)
  • Page 40: Connected

    Refrigerant pipe installation Size of the pipe between branch joints (B) Select the pipe size according to the sum of indoor unit capacity which will be connected after the branch. However, if the size of the pipe between branch joints (B) is bigger than the size of the pipe connected to the outdoor unit (A), apply the pipe size (A).
  • Page 41: Connected

    Branch joint Branch joint between outdoor units (C) Model name Y-joint for outdoor unit (C) Over 135.2 kW First branch joint (D) Make a selection according to outdoor unit capacity. Outdoor unit capacity Model name of the (kW) branch joint Y-joint (D) Over 135.2 kW Branch joint (E)
  • Page 42: Connected

    Refrigerant pipe installation Pipe size (mm) Capacity (kW) Low pressure High pressure Liquid pipe gas pipe gas pipe Ø 12.70 Ø 28.58 Ø 19.05 Ø 19.05 Ø 34.92 Ø 28.58 Ø 19.05 Ø 41.28 Ø 34.92 Size of the pipe connected to the outdoor unit (A) Select the size of the pipe according to the below table.
  • Page 43: Connected

    Size of the pipe between branch joints (B) Select the pipe size according to the sum of indoor unit capacity which will be connected after the branch. However, if the size of the pipe between branch joints (B) is bigger than the size of the pipe connected to the outdoor unit (A), apply the pipe size (A).
  • Page 44: Connected

    Refrigerant pipe installation Branch joint Branch joint between outdoor units (C) Model name Liquid/Low pressure Y-joint (C) Over 135.2 kW High pressure Y-joint (C) Over 135.2 kW First branch joint (D) Make a selection according to outdoor unit capacity. Outdoor unit capacity Model name of the (kW) branch joint...
  • Page 45 Additional refrigerant 61.6 kW (33.6 kW + 28.0 kW) Ø12.70 (5 m) Ø9.52 (1m) Ø12.70 (5 m) Ø15.88 (10 m) Ø12.70 (5 m) Ø6.35 (5 m) Ø12.70 (10 m) Ø12.70 (10 m) Ø12.70 (5 m) Ø6.35 (10 m) Ø6.35(15 m) Ø9.52 (10 m) Ø9.52 (10 m) Ø9.52...
  • Page 46: Am100Jxvagh/Et Am120Jxvagh/Et 1

    Refrigerant pipe installation Refrigerant pipe installation Basic amount of refrigerant within the outdoor unit (kg) Amount of additional refrigerant has to be calculated based on the sum of all liquid pipe length. AM080JXVHGH/ET AM100JXVHGH/ET AM120JXVHGH/ET AM140JXVHGH/ET AM160JXVHGH/ET AM180JXVHGH/ET Basic amount AM200JXVHGH/ET AM220JXVHGH/ET AM240KXVGGH/ET AM260KXVGGH/ET Basic amount 11.0...
  • Page 47 Capacity (kW) 1000 25 28 32 50 Model Slim duct (with drain pump) 0.35 0.35 0.45 0.42 0.42 0.62 0.62 (AM***KNLDEH/**) Slim duct 0.62 0.45 0.45 0.62 0.62 0.62 (AM***FNLF(P)EH/**) Slim duct 0.62 0.62 (AM***NNLFEH/**) MSP duct 0.24 0.24 0.24 0.28 0.28 0.28 0.32...
  • Page 48 Refrigerant pipe installation Method to calculate total amount of additional refrigerant Amount of additional refrigerant depending on the pipe length ( ) Amount of additional refrigerant for each indoor unit ( Total amount of additional refrigerant = Sum of total amount of additional refrigerant and the basic amount of refrigerant should not exceed 100kg.
  • Page 49 Example of refrigerant calculation for HR models Unit amount Amount of Total amount Length (m) of refrigerant additional of additional Size of liquid pipe (kg/m) refrigerant (kg) refrigerant (kg) × × ) Ø 6.35 0.02 Ø 9.52 0.06 6.72 Ø 12.70 0.125 3.125 Liquid pipe ( )
  • Page 50 Refrigerant pipe installation For pipes larger than Ø 19.05, drawn type (C1220T-1/2H or C1220T-H) type copper pipe must be used. If a annealed type (C1220T-O) copper pipe is used, pipe may break due to its low pressure CAUTION resistance and cause personal injury. Keeping refrigerant pipe To prevent foreign materials or water from entering the pipe, storing method and sealing method (especially during installation)is very important.
  • Page 51 1. Make sure that you prepared the required tools. side of the pipe. Refer to below illustrations for correct and incorrect examples of cut edges. Oblique Rough Burr 3. To prevent a gas leak, remove all burrs at the cut edge of the pipe using a Deburring tool. [Flaring tools] Yoke Flaring bar...
  • Page 52 Refrigerant pipe installation torque wrench in a direction of the arrow indicated in below illustration. Pipe Monkey wrench Torque wrench Flare connection Flare nut section Outer diameter (D, mm) Connection torque (N·m) Flare dimension (L, mm) Flare shape (mm) Ø 6.35 Ø...
  • Page 53 Caution for using knock-out hole CAUTION Knock-out hole Make sure to prevent any damages on the exterior of the outdoor unit. Remove all burrs around the knock-out hole and apply varnish on the cross section and edges of the knock-out hole to prevent rust. Use a cable protection tube and bushing to prevent a cable from being damaged when passing through a knock-out hole.
  • Page 54: Connected

    Refrigerant pipe installation Caution for welding the pipe to an outdoor unit CAUTION temperature is located on the left side of the welding part so be extra careful not to damage the sensor when welding. Wrap the bottom side of the service valve with a wet cloth and weld it as shown in the illustration. Also, water dripping from the wet cloth may interrupt the welding.
  • Page 55: Connected

    Caution Correct installation Incorrect installation Refrigerant pipes must be connected by the Straight section side of the product. should be 300mm or more Branch joint between outdoor units must be installed horizontally. 1 m or less Install a vertical trap in Over 2 m following cases as shown Over 2 m...
  • Page 56: Connected

    Refrigerant pipe installation 2. Using distribution header Using Y-joint Note 1) Note 1) Direct-connected indoor unit without MCU (for HR only) This indoor unit can only be used for cooling operation. (Heating operation is not possible.) Connect indoor unit to liquid and low pressure gas pipe. Change the installation option for direct-connected indoor unit without MCU.
  • Page 57 Allowable length of the refrigerant pipe and the installation examples Single Installation Module installation Outdoor unit Outdoor unit Branch joint Branch joint Installing only with Y-joint Indoor unit Indoor unit Outdoor unit Outdoor unit Branch joint Distribution header Distribution header Branch joint Installing with Y-joint and...
  • Page 58 Refrigerant pipe installation Example Remarks Installing only with Y-joint Installing with Y-joint and Maximum 45 m or less distribution header First branch allowable Pipe length Installing only with length after Indoor unit distribu-tion header branch joint Note 1) EEV kit Model name Remarks MEV-E24SA...
  • Page 59: Connected

    Installation with Y-joint Installing with MCU only Direct-connected indoor unit without MCU (Cooling only) (Connecting Only Low Pressure Gas Pipe / Liquid Pipe note3 Installing with MCU and Y-joint Example Remarks Installing only Equivalent length Actual pipe with MCU 200 m or less length (220 m or Installing...
  • Page 60 Refrigerant pipe installation Example Remarks 110 m / 110 m Indoor unit Note 1) 40 m or less Maximum Indoor unit allowable Pipe length installed, H2 is 15 m or less. height difference 15 m or less Indoor unit (in one MCU) 30 m or less Installing only with MCU...
  • Page 61: Total Capacity

    Note 2) Required condition Condition Example First branch branch liquid and low pressure gas pipes Indoor unit (b, l, m) must be increased by 1 grade. If the size of pipe (main pipe), between is not increased by 1 grade, a+(b+l+m) Total length of extended pipe If the size of pipe (main pipe), between...
  • Page 62: Connected

    Refrigerant pipe installation Installing the branch joints Branch joints must be installed ‘horizontally’ or ‘vertically’ . Horizontal installation Vertical installation reducer. NOTE according to the diameter of the connection pipe, before connecting them. Make sure that the pipe is not bent at where it is connected to the branch joint. CAUTION Keep a minimum straight line distance of 500mm or more before connecting branch joint.
  • Page 63: Connected

    Installing the distribution header Socket Provided item Pipe * Socket Pipe* Pipe* Pipe* To indoor unit To indoor unit To outdoor unit To outdoor unit Socket Socket <Gas side> <Liquid side> Pipe : Separately purchased item 2. If the number of connected indoor unit is fewer than ports on the distribution header, block the unused ports with caps.
  • Page 64 Refrigerant pipe installation 3. Install the distribution header horizontally. Install the distribution header horizontally so that its ports does not face down. Socket Distribution header Horizon line Pipe (Separately purchased item) Horizon line Horizon line < Liquid side > Horizon line Horizon line <...
  • Page 65 Installing the branch joint between outdoor units Installation of outdoor joints High pressure Do not install the outdoor gas pipe joint in this direction. Gas pipe Liquid pipe High pressure gas pipe only applies to the H/R product. Use the attached reducer according to the selected pipe To other outdoor unit size.
  • Page 66 Refrigerant pipe installation Use the attached reducer according to the selected To other outdoor unit pipe size. Pipe To other outdoor joint or outdoor unit Reducer Reducer Pipe To other outdoor joint or Y-joint of the main pipe <High pressure gas side> Connect the Outdoor joint to the pipe by cutting the outlet of the Outdoor joint or provided reducer properly.
  • Page 67 Installing the indoor units Model MCU-S6NEK2N MCU-S4NEK3N MCU-S2NEK2N MCU-S1NEK1N Example installing (Each port connection) MCU series connection Example installing (MCU series connection) Under 16.0 kW indoor unit : Don’t use Y-connector This unit is only connectable for one port under 16 Kw ‘Expand operational temperature range for cooling operation (HR only)’...
  • Page 68 Refrigerant pipe installation How to connect the pipes 70 mm Protect with wet towel when welding 70 mm Pipe connection from outdoor unit Low pressure gas pipe connection (welding) High pressure gas pipe connection (welding) Liquid pipe connection (welding) Pipe connection to indoor unit Liquid pipe (welding) Gas pipe (welding) When installing MCU, use the pattern sheet for installation that is provided with the product.
  • Page 69: Electrical Wiring Work

    Electrical wiring work Premium Compact Type (Heat Pump) Model Model 21.1 21.1 39.2 39.2 44.6 AM220KXVGGH4ET 46.1 AM240KXVGGH/ET AM240KXVGGH4ET AM260KXVGGH/ET AM260KXVGGH4ET 57.2 AM280KXVGGH3ET AM280KXVGGH4ET AM300KXVGGH3ET 64.2 AM300KXVGGH4ET 64.2 AM320KXVGGH3ET AM320KXVGGH4ET 64.2 AM340KXVGGH3ET 69.6 AM340KXVGGH4ET 75.2 AM360KXVGGH3ET 69.6 AM360KXVGGH4ET 78.4 AM380KXVGGH3ET 76.6 AM380KXVGGH4ET 81.2...
  • Page 70: Am200Kxvagh/Et 1

    Electrical wiring work Standard Type (Heat Pump) Essential Type (Heat Pump) Model Model AM100MXVDGH/ET 21.1 21.1 AM120MXVDGH/ET AM140MXVDGH/ET AM140KXVAGH/ET AM160MXVDGH/ET AM160KXVAGH/ET AM180MXVDGH/ET 39.2 AM180KXVAGH/ET 39.2 AM200MXVDGH1ET 42.2 AM200KXVAGH/ET AM220MXVDGH1ET 46.1 AM220KXVAGH/ET 44.6 AM240MXVDGH1ET AM240KXVAGH/ET AM260MXVDGH1ET AM260KXVAGH/ET AM280MXVDGH1ET AM280KXVAGH1ET AM300MXVDGH1ET 64.2 AM300KXVAGH1ET 64.2 AM320MXVDGH1ET...
  • Page 71 Premium Compact Type (Heat Recovery) Model Model 21.1 21.1 39.2 39.2 44.6 AM220MXVGNR4ET 46.1 AM240MXVGNR/ET AM240MXVGNR4ET AM260MXVGNR/ET AM260MXVGNR4ET 57.2 AM280MXVGNR3ET AM280MXVGNR4ET AM300MXVGNR3ET 64.2 AM300MXVGNR4ET 64.2 AM320MXVGNR3ET AM320MXVGNR4ET 64.2 AM340MXVGNR3ET 69.6 AM340MXVGNR4ET 75.2 AM360MXVGNR3ET 69.6 AM360MXVGNR4ET 78.4 AM380MXVGNR3ET 76.6 AM380MXVGNR4ET 81.2 AM400MXVGNR3ET 83.8 AM400MXVGNR4ET...
  • Page 72 Electrical wiring work When installing outdoor units in module, select the power supply cable according to the sum of outdoor unit capacity. (Refer to the table for each model) Power Supply cords of parts of appliances for outdoor use shall not be lighter than polychloroprene Ex.) AM500 XV ELCB MCCB+...
  • Page 73: Am240Kxvggh/Et

    This device is intended for the connection to a power supply system with a maximum permissible system impedance shown in the table (on the left page) at the interface point (power service box) NOTE of the user’s supply. requirement above. If necessary, the user can ask the public power supply company for the system impedance at the interface point.
  • Page 74 Electrical wiring work Caution for electrical work You must install ELCB or MCCB + ELB CAUTION ELCB: Earth leakage breaker MCCB: Molded case circuit breaker ELB: Earth leakage breaker Do not operate the outdoor unit before completing the refrigerant pipe work. Do not disconnect or change the cable inside the product.
  • Page 75 Main power and the ground cable must be withdrawn through the knock-out hole on the bottom-right or right side of the cabinet. Withdraw the communication cable from the designated knock-out hole on the bottom-right side of the front part. Install the power and communication cable using separate cable protection tube. Fix a protection tube to the knock-out hole on the outdoor unit by using a CD connector or bushing.
  • Page 76 Electrical wiring work Name Temper grade Applicable conditions When the protection tube is installed indoor and not Flexible PVC conduit exposed to outside, because it is embedded in concrete structure When the protection tube is installed indoor but Galvanized steel sheet exposed to outside so there are risk of damage to the protection tube When the protection tube is installed outdoor and...
  • Page 77 Power wiring diagram <When the module combination is in the tables of "Outdoor unit combination"> MCCB+ ELCB Main unit Sub unit 1 Sub unit 2 Main unit Sub unit Communication Main unit Sub unit cable (Outdoor unit ~ Outdoor unit) MCCB+ Communication cable (Outdoor unit...
  • Page 78 Electrical wiring work <When the module combination is not in the tables of “Outdoor unit combination”> MCCB+ MCCB+ MCCB+ ELCB ELCB ELCB Main unit Sub unit 1 Sub unit 2 Main unit Sub unit Communication cable (Outdoor unit ~ Outdoor unit) MCCB+ Communication cable (Outdoor unit...
  • Page 79 Selecting solderless ring terminal Select a solderless ring terminal for a power cable according to the nominal dimensions for cable. Apply insulation coating to the connection part of the solderless ring terminal and the power cable. Silver solder Nominal dimensions for cable (mm Nominal dimensions for screw (mm) Standard dimension (mm) 16.5...
  • Page 80 Electrical wiring work Connecting the power terminal Connect the cables to the terminal board with solderless ring terminals. external force is not applied to the terminal. Use a driver and wrench that can apply the rated torque when tightening the screws on the terminal board. arc heat generation and if the terminal is too tight, terminal board could get damaged.
  • Page 81 Examples of how to use the cable striper <Cable striper> 1. Adjust the blade position by coin. (Controller is at the bottom side of the tool.) Fix the blade position according to the outer sheath thickness of the power cable. 2.
  • Page 82 Electrical wiring work Do not let the power cable come into contact with the pipes inside the outdoor unit. If the power supply cable touches the pipes, the vibration of the compressor is transferred to the pipes and can CAUTION Make sure that the place where the sheath of power supply cable is removed is inside the power supply box.
  • Page 83 Withdrawing the power cable Withdrawing from the front side Connect the power cable protection tube into the power supply box as shown picture. Be sure that the power supply cable is not damaged by burr on the knock-out hole. Installing the Solution device When the number of indoor units installed with the outdoor unit is 16 or less Terminal block with indoor unit...
  • Page 84 Electrical wiring work Connecting the MCU (MCU-S6NEE1N, MCU-S4NEE1N, MCU-S4NEE2N, MCU-S2NEK1N) Example 1 Indoor unit Indoor unit Outdoor MCCB unit Example 2 Indoor unit Indoor unit Indoor unit Outdoor MCCB unit Power must be supplied to the MCU separately from the outdoor unit. Connect the communication cable of the outdoor unit (F1, F2) to the communication cable of the MCU (F1, F2) Power cable connection should be done with the solderless ring terminal.
  • Page 85 Connecting the MCU (MCU-S6NEK2N, MCU-S4NEK3N, MCU-S2NEK2N, MCU-S1NEK1N) Example MCCB Indoor unit Indoor unit Outdoor MCCB unit Power must be supplied to the MCU separately from the outdoor unit. Connect the communication cable of the outdoor unit (F1, F2) to the communication cable of the MCU (F1, F2) Power cable connection should be done with the solderless ring terminal.
  • Page 86 Electrical wiring work Grounding work Grounding the power cable The standard of grounding may vary according to the rated voltage and installation place of the air conditioner. Ground the power cable according to the following table. Power condition Voltage to ground is lower than 150V Voltage to ground is over 150V Installation place Must perform the grounding work 3.
  • Page 87: Air Tightness Test And Vacuum Drying

    Air tightness test and vacuum drying Air tightness test Use Nitrogen gas for air tightness test as shown in the illustration. Manifold gage Manifold gage High High Low pressure side Low pressure side pressure side pressure side Filling Filling Service valve port Service valve port...
  • Page 88 Air tightness test and vacuum drying Vacuum drying pipes and indoor units Use vacuum pump that allows vacuuming under -100.7kPa (5 Torr). pump is stopped. Completely close the liquid gas side service valve of the outdoor unit. Connect the manifold gauge to the liquid When installing outdoor units in module, connect the manifold side pipe and gas side pipe (when installing gauge to liquid side pipe and the gas side pipe.
  • Page 89: Pipe Insulation

    Pipe insulation Insulating the refrigerant pipes and branch joints Check for gas leakage before completing (the hose and pipe insulation) and if there is no sign of leakage, make sure to insulate the pipes and hoses. Use EPDM material insulator that meets the following conditions. Test item Unit Standard...
  • Page 90 Pipe insulation Insulate the refrigerant pipe Make sure to insulate the refrigerant pipe, branch joint, distribution header, and the connection part of the pipes. If you insulate the pipes, condensed water will not fall from the pipes. Check if there are any cracks on the insulation at the bent part of the pipe. Insulator Clamp Insulator...
  • Page 91 Insulate the distribution header Fix the distribution header with a cable tie and cover the connected part. Insulation Insulate the distribution header and the welded part and wrap the connected part with an adhesive insulation tape to prevent dew formation. Adhesive insulation Insulate after welding a stopper tape...
  • Page 92: Charging Refrigerant

    Pipe insulation Insulating the pipe located inside of the outdoor unit With a pipe insulator, insulate the pipe up to whole service valve located inside of the outdoor unit. Seal the gap between the outdoor unit pipe and the insulator. Rainwater and dewdrops may soak through the gap between the pipe and the insulation of the outdoor unit installed on the outside.
  • Page 93 Charging refrigerant : The factory refrigerant charge of the product. : The total refrigerant charge. Unit Indoor unit + , c Refrigerant type GWP value Outdoor unit R-410A 2088 GWP=Global Warming Potential Calculating tCO e : kg x GWP / 1000 a Factory refrigerant charge of the product: see unit name plate.
  • Page 94 Charging refrigerant Module installation Open the manifold gauge valve connected to the liquid side service valve and add the liquid refrigerant. If you cannot add the whole quantity of the refrigerant while the outdoor unit is stopped, open the gas side and liquid side service valve.
  • Page 95: Basic Segment Display

    Basic segment display Step Display content Display SEG 1 SEG 2 SEG 3 SEG 4 At initial power input Checking segment display “8” “8” “8” “8” SEG 1 SEG 2 SEG 3 SEG 4 Number of While setting communication communicated units Number of connected indoor between indoor and outdoor units...
  • Page 96 Setting outdoor unit option switch and key function Setting outdoor unit option switches : B TYPE Setting outdoor install option Step Button Display Description Note Start Outdoor unit address Outdoor unit Step1 Setting required display Press (K1+K2) Outdoor unit address for 2 seconds Unit address K4 x 1 time...
  • Page 97 Installing and setting the option with tact switch and explanation of the functions Setting the option 1. Press and hold K2 to enter the option setting. (Only available when the operation is stopped) If you enter the option setting, display will show the following. (If you have set the 'Emergency operation for compressor malfunction', 1 or 2 will be displayed on Seg 4.) Seg 1 and Seg 2 will display the number for selected option.
  • Page 98 Setting outdoor unit option switch and key function Optional item Input unit SEG1 SEG2 SEG3 SEG4 Function of the option Remarks Disabled (Factory default) Emergency E560 will occur when all Set compressor 1 as operation for Individual the compressors are set as malfunction state compressor malfunction state.
  • Page 99 Optional item Input unit SEG1 SEG2 SEG3 SEG4 Function of the option Remarks Enables the silent mode for Disabled (Factory default) night-time in cooling mode (It operates automatically LEVEL 1 / Auto depending on the temperature.) LEVEL 2 / Auto However, if the external LEVEL 3 / Auto Silent mode...
  • Page 100 Setting outdoor unit option switch and key function Optional item Input unit SEG1 SEG2 SEG3 SEG4 Function of the option Remarks Expand Disabled (Factory default) operational When enabled, continuous temperature cooling operation is possible range for Main even in low temperature Enabled cooling operation (HR...
  • Page 101 Setting key operation and checking the view mode with tact switch < A type > < B type > K1 control KEY operation Display on segment Press and hold Auto trial operation “K” “K” “BLANK” “BLANK” 1 time K1 (Number of KEY operation Display on segment press)
  • Page 102 Setting outdoor unit option switch and key function After installing the product, be sure to perform leak tests on the piping connections. After pumping down refrigerant to inspect or relocate the outdoor unit, be sure to stop the compressor and then WARNING remove the connected pipes.
  • Page 103 < A type > < B type > Display on segment K4 (Number of press) KEY operation SEG 1 SEG2, 3, 4 Off, 1, 6 1 time Outdoor unit model 2 times Order frequency of the compressor 1 3 times Order frequency of the compressor 2 4 times High pressure (MPa)
  • Page 104 Setting outdoor unit option switch and key function Display on segment K4 (Number of press) KEY operation SEG 1 SEG2, 3, 4 27 times Suction 2 temperature 28 times Master indoor unit address K4 (Number of Display on segment press) Displayed content Press and hold page1...
  • Page 105: Setting The Mcu And Pipe Addresses (For Hr Only)

    Setting the MCU and Pipe Addresses (for HR Only) You can set the MCU address, the MCU ports to use, and the address for each MCU port connected to each indoor unit. Setting the MCU address and the MCU ports to use You can set the MCU address and the MCU ports on the MCU PBA.
  • Page 106 Setting the MCU and Pipe Addresses (for HR Only) Setting the Pipe Addresses Manually You can use the wired or wireless remote control or the S-NET Pro 2 to set the pipe addresses for each indoor unit. Setting by using the wired or wireless remote control (For how to operate the remote control buttons, see the remote control user manual.) 1.
  • Page 107 Setting the Pipe Addresses Automatically (Auto pipe pairing operation) You can use the Automatic pipe-address setting operation to automatically set the address of each MCU port that is connected to an indoor unit. If an MCU port is set incorrectly or a pipe between an MCU and an indoor unit is connected incorrectly, that indoor unit is indicated.
  • Page 108 Setting the MCU and Pipe Addresses (for HR Only) Before running the Auto pipe pairing operation, be sure to close the front cabinet. If this operation is run with the front cabinet open, the product may be damaged and the pipe addresses cannot be correctly recognized.
  • Page 109 Result Outdoor unit display Description Setting completed Indoor unit data SEG 1,2 = indoor unit address / SEG 3,4 = error status disabled, or a pipe is not connected. E191 is connected to MCU. Setting error Indoor unit data (displayed alternately) two ports is incorrect.
  • Page 110: Things To Check After Completing The Installation

    Things to check after completing the installation 1. Before supplying the power, use DC 500 V insulation resistance tester to measure the power (3 phase: R, S, T/ 1 phase: L, N) terminal and the outdoor unit grounding. 2. Before supplying the power, use a voltmeter and phase tester to check the voltage and the phase. between phases (R-N, S-N, T-N) before turning on the switch.
  • Page 111: Inspection And Test Operation

    Have you checked if the drain pipes of the indoor and outdoor unit are connected together? Drain pipe work Have you completed the drain test? Is the drain pipe properly insulated? the terminal board within the range of rated tightening torque? Have you checked for cross-connection of the power and communication cables? Have you performed the earthing work 3 to the outdoor unit?
  • Page 112 Inspection and trial operation Checklist before auto trial operation 1. Check the power cable and communication cable of the indoor and outdoor unit. 2. Supply power to the outdoor unit 6 hours before trial operation to pre-heat the crank case heater. 3.
  • Page 113 Auto trial operation 1. If the Auto Trial Operation is not completed, normal operation will be prohibited. When the auto trial operation is not completed, UP (UnPrepared) will appear on the segment after the communication check and restrict compressor from operating. (UP Mode will be cleared automatically when auto trial mode is completed.) Auto trial operation may take 20 minutes to maximum 2 hours depending on the operation status.
  • Page 114 Inspection and trial operation Measure to take when E503 error occurs Is the ball valve on the outdoor unit Take corrective measures. opened? Has the correct amount of additional Take corrective measures. refrigerant been injected into the indoor unit and liquid line? Perform Trial Operation (cooling/heating) - See the instructions on Key operation modes.
  • Page 115 Symptoms for abnormal operation of the 4way valve Abnormal noise during compressor operation, Increase in the suction temperature. Symptoms for abnormal operation of the Main EEV It is not possible to control the superheat (SH) It is not possible to secure a DSH of higher than 20K For more information, see the troubleshooting in the service manual.
  • Page 116 Inspection and trial operation Measure to take when E505, E506 error occurs Keep all the outdoor units in vacuum mode for 5 min. - See the instructions on Key operation modes. Is the deviation between pressure sensors on outdoor units greater than 0.2MPa? Is the ball valve (service valve) on each outdoor Open the valve.
  • Page 117 For more information, see the troubleshooting in the service manual. When the auto trial operation for pressure sensor was executed before the pressure of the outdoor unit is equalized (when there's close to no difference between high and low pressure), error may CAUTION occur even though the product is normal.
  • Page 118: Automatic Refrigerant Amount Detection Function

    Automatic refrigerant amount detection function This function checks amount of refrigerant in the system through refrigerant amount detection operation Start Press the Tact switch "K2" 5 times Input S-CHECKER signal Satisfy the temperature condition Satisfy the temperature condition Check the amount of refrigerant Check the amount of refrigerant Check stability Check stability...
  • Page 119 If the temperature is out of the guaranteed range below, exact result will not be obtained. CAUTION If the operation cycle is not stable, the operation of refrigerant amount check may be forcibly Accuracy of the result may decrease if the product has not been operated for a long period of time or Heat mode has been operated before running the function of refrigerant amount check.
  • Page 120: Product Information

    Product Information Model Net weight (kg) Net size (W x H x D, mm) 196.0 880.0 x 1695.0 x 765.0 196.0 880.0 x 1695.0 x 765.0 196.0 880.0 x 1695.0 x 765.0 253.0 1295.0 x 1695.0 x 765.0 284.0 1295.0 x 1695.0 x 765.0 293.0 1295.0 x 1695.0 x 765.0 300.0...
  • Page 121 MEMO...
  • Page 122 MEMO...
  • Page 124 SAMSUNG ELECTRONICS CO., LTD. 107, Hanamsandan 6beon-ro, Gwangsan-gu, Gwangju-si, Korea 62218 501# Suhong East Road, Industrial Park, Suzhou, Jiagsu, China Samsung Electronics Service Department PO Box 12987, Blackrock, Co. Dublin. Ireland Blackbushe Business Park, Yateley, GU46 6GG. UK...

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