Samsung AM CXV Series Installation Manual
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Samsung AM CXV Series Installation Manual

Samsung AM CXV Series Installation Manual

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Air conditioner
Installation manual
AM***CXV***
• Thank you for purchasing this Samsung air conditioner.
• Before operating this unit, please read this installation manual carefully and retain it for future
reference.
DB68-11976A-00_IM_DVM S2 Outdoor_SA_EN_.indd 1
DB68-11976A-00_IM_DVM S2 Outdoor_SA_EN_.indd 1
2022-09-13 오전 9:34:01
2022-09-13 오전 9:34:01

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Summary of Contents for Samsung AM CXV Series

  • Page 1 Air conditioner Installation manual AM***CXV*** • Thank you for purchasing this Samsung air conditioner. • Before operating this unit, please read this installation manual carefully and retain it for future reference. DB68-11976A-00_IM_DVM S2 Outdoor_SA_EN_.indd 1 DB68-11976A-00_IM_DVM S2 Outdoor_SA_EN_.indd 1 2022-09-13 오전 9:34:01...
  • Page 2 Contents Safety Information Safety Information Installation Procedure Preparations for Outdoor Unit Choosing the installation location Preparing materials and tools Outdoor unit installation Refrigerant pipe installation Electrical wiring work Air tightness test and vacuum drying Pipe insulation Basic segment display Setting outdoor unit option switch and key function Performing final checks and trial operation Appendix Inspection and trial operation...

  • Page 3: Safety Information

    But when it has to be relocated for inevitable – If the outdoor unit is not properly fixed, it turns over and reasons, please contact Samsung’s qualified dealers for system accidents may occur. air conditioners.
  • Page 4 Safety Information – When replacing/repairing the PCB, cut-off the power and Lightning rod wait until the DC voltage is discharged before replacing/ Protection angle: 25˚~55˚ repairing them. (Wait for more than 15 minutes to allow it to discharge naturally.) • If the refrigerant gas leaks during the installation, you should ventilate the room.

  • Page 5: Moving The Outdoor Unit

    ≤ 1.3 × Σ(Outdoor unit capacity) • To protect damage or scratches, insert a piece of cloth between • Please contact your local Samsung representative or refer the outdoor unit and the wire rope. to the Technical Data Book for further details if the project...
  • Page 6 Preparations for Outdoor Unit Module combination for AM***CXVAFH series Total cooling capacity Combined outdoor units Rated Number of Maximum of the Capacity Model name for individual number AM***CXVAFH connected indoor units combination outdoor of connectable Cooling Heating Minimum Maximum units indoor units (Btu/h) (Btu/h)
  • Page 7 Module combination for AM***CXVAFC series Total cooling capacity Combined outdoor units Rated Number of Maximum of the Capacity Model name for individual number AM***CXVAFC connected indoor units combination outdoor of connectable Cooling Heating Minimum Maximum units indoor units (Btu/h) (Btu/h) (Btu/h) (Btu/h) AM080CXVAFC...
  • Page 8 Preparations for Outdoor Unit Module combination for AM***CXVAJH series Total cooling capacity Combined outdoor units Rated Number of Maximum of the Capacity Model name for individual number AM***CXVAJH connected indoor units combination outdoor of connectable Cooling Heating Minimum Maximum units indoor units 080 100 120 140 160 180 200 220 240 260 280 300 320 340 (Btu/h)
  • Page 9 Module combination for AM***CXVAJC series Total cooling capacity Combined outdoor units Rated Number of Maximum of the Capacity Model name for individual number AM***CXVAJC connected indoor units combination outdoor of connectable Cooling Heating Minimum Maximum units indoor units 080 100 120 140 160 180 200 220 240 260 280 300 320 340 (Btu/h) (Btu/h) (Btu/h)

  • Page 10: Choosing The Installation Location

    – Check the installation site every 3 months and perform anti- • Place where structure can bear the weight and vibration of the outdoor unit. corrosion treatment such as R-Pro supplied by SAMSUNG • Place with flat surface where rainwater does not settle or leak.
  • Page 11 • When you install the outdoor unit in high places such as a roof, Module installation install fence or guardrail around it. When there is no fence or guardrail, service person could fall. Unit : mm (inch) • Do not install the product in places where corrosive gases such as sulfur oxides, ammonia, and sulfurous gas are produced.

  • Page 12: Optional Accessories

    Preparing materials and tools Preparing materials and tools • You must keep the installation manual until the installation is Specification Classification Model Name finished. • Hand over the installation manual to the customer after MXJ-YA1500M 76 and below 22.4 and below finishing the installation.
  • Page 13 Base ground construction Unit : mm (inch) DVM S2 DVM S2 DVM S2 Classification Small type Large type X-Large type Unit : mm (inch) 930 (36.6) 1295 (51) 1860 (73.2) Bottom surface of the base ground must be horizontally leveled 790 (31.1) 1155 (45.5) 1720 (67.7)
  • Page 14 Outdoor unit installation • Caution for installing discharge duct CAUTION – Static pressure of the discharge duct should be within the • Cautions regarding on connecting the anchor bolt standard specification when installing the duct. – If you remove the fan guard to install the discharge duct, –...
  • Page 15 WARNING • Should adopt bar type louver. Don’t use a type of rain resistance louver. [Bar type louver] [Rain resistance louver] Installing the outdoor unit in windy region • In windy regions such as near sea shores, protection wall or •...
  • Page 16 Outdoor unit installation Unit : mm (inch) 548 (21.6) 930 (36.6) 548 (21.6) 965 (38) 780 (30.7) 2026 (79.8) 723 (28.5) 563 (22.2) DVM S2 Small type 965 (38) 548 (21.6) 1302 (51.3) 548 (21.6) 1136 (44.7) 311 (12.2) 2398 (94.4) 571 (22.5) 723 (28.5) 563 (22.2) DVM S2 Large type 548 (21.6)

  • Page 17: Refrigerant Pipe Installation

    Refrigerant pipe installation WARNING Installation process/ Compatibility with Tool purpose conventional tool • When installing, make sure there is no leakage. When Compatible (Use products collecting the refrigerant, stop the compressor first before which contain the check removing the connection pipe. If the refrigerant pipe is not valve to prevent the oil properly connected and the compressor works with the service Vacuum...
  • Page 18 Refrigerant pipe installation 16Ton 12Ton 6Ton Ex.) 34 Ton Pipe size (O.D) Liquid pipe Gas pipe inch inch 15.88 28.58 11/8 19.05 34.92 13/8 19.05 41.28 15/8 Size of the pipe connected to the outdoor unit (A) Branch joint (C~E) Select the size of the main pipe according to the below table.
  • Page 19 When all the following conditions are met, install the main liquid pipe that is one step smaller to reduce piping load and the amount of refrigerant. Note that the refrigerant for the main liquid pipe must be added by the specified amount upon reduction. Condition 1: The vertical piping length is less than 131 ft (40 m) Condition 2: For BG units, allowable length A (ft) ≥...

  • Page 20: Additional Refrigerant

    Refrigerant pipe installation Additional refrigerant 144MBH (12Ton) 1/2” (5m/16.4’) 12MBH 1/2” (5m/16.4’) 1/4” (5m/16.4’) 24MBH 1/2” (5m/16.4’) 1/4” (10m/32.8’) 3/8” (10m/32.8’) 24MBH 1/4” (15m/49.2’) 3/8” 1/4” (5m/16.4’) (10m/32.8’) 3/8” 3/8” (10m/32.8’) (10m/32.8’) 3/8” (10m/32.8’) 18MBH 12MBH 18MBH 18MBH 18MBH Refrigerant pipe installation •...
  • Page 21 • Amount of additional refrigerant for each indoor unit ( ) Unit : lb(kg) Capacity (MBH) Model 1way cassette 0.25 0.25 0.25 0.32 0.32 (AM***F(N)N1DCH/**) (0.55) (0.55) (0.55) (0.71) (0.71) 2way cassette 0.31 0.47 (AM****N2DCH/**) (0.68) (1.04) 4way cassette S 0.29 0.29 0.29...
  • Page 22 Refrigerant pipe installation • Example of refrigerant calculation for HP models Unit amount of Amount of additional Total amount of additional Length [m (ft)] Size of liquid pipe refrigerant [kg/m (lb/ft)] refrigerant [kg (lb)] refrigerant [kg (lb)] Classification [mm (inch)] ∑( ×...

  • Page 23: Cutting Or Flaring The Pipes

    Nitrogen flushing welding 4 Carry out flaring work using flaring tool as shown below. • When welding the refrigerant pipes, flush them with nitrogen [Flaring tools] gas as shown in the picture. • If you do not perform nitrogen flushing when welding the pipes, oxide may form inside the pipe.
  • Page 24 Refrigerant pipe installation Connecting the flared pipes Pipe installation for an outdoor unit • Check if the flaring is properly done according to the standard 1 Direction of the pipe size. Refrigerant pipe can be withdrawn from the front, left •...
  • Page 25 2 Connecting refrigerant pipe for outdoor unit Classification Front side connection Right/left (and bottom) side connection • First, remove the piping cover from the outdoor unit. • Separate the knock-out hole at the bottom side of the unit and install the pipe. •...
  • Page 26 Refrigerant pipe installation 3 Pipe installation between the outdoor units • You will need branch joints, which is an optional accessory, for connecting in between outdoor units in order to combine outdoor units in module. ※ For optimal distribution of the refrigerant, you must use Y-joint as branch joint for connecting outdoor units. (Do not use T-joint) •...
  • Page 27 Examples of refrigerant pipe installation 1 Using Y-joint 2 Using distribution header English DB68-11976A-00_IM_DVM S2 Outdoor_SA_EN_.indd 27 DB68-11976A-00_IM_DVM S2 Outdoor_SA_EN_.indd 27 2022-09-13 오전 9:34:12 2022-09-13 오전 9:34:12...
  • Page 28 Refrigerant pipe installation Allowable length of the refrigerant pipe and the installation examples Classification 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 Branch joint Distribution header...
  • Page 29 Classification Example Remarks Installing only with b+c+d+e+f+g+p ≤ 45 m (148') Y-joint 45 m (148') Installing with Y-joint i+k ≤ 45 m (148') Maximum First branch or less and distribution header allowable joint ~ Pipe length Installing only with length after Farthest i ≤...

  • Page 30: Installing The Branch Joints

    Refrigerant pipe installation Installing the branch joints Installing the distribution header Branch joints must be installed ‘horizontally’ or ‘vertically’ . 1 Select the reducer that fits the diameter of the pipe. Horizontal installation Provided item Socket Pipe* Pipe* To indoor unit To outdoor unit Socket <Liquid side>...
  • Page 31 CAUTION To other outdoor unit Pipe • Connect the indoor units in order, while respecting the Reducer direction of the arrow shown in the illustration. To other outdoor joint or outdoor unit • When indoor units are connected to same distribution head, indoor unit must be connected in order of their capacity, from largest to smallest.

  • Page 32: Electrical Wiring Work

    Electrical wiring work Specification of the circuit breaker and power cable Model Model AM080CXVAFH 28.0 AM160CXVAJH 28.0 AM100CXVAFH 34.0 AM180CXVAJH 35.0 AM120CXVAFH 37.0 AM200CXVAJH 38.0 AM140CXVAFH 50.0 AM220CXVAJH 41.0 AM160CXVAFH 52.0 AM240CXVAJH 45.0 AM180CXVAFH 60.0 AM260CXVAJH 49.0 AM200CXVAFH 64.0 AM280CXVAJH 50.0 AM220CXVAFH 68.0...
  • Page 33 Power and communication cable configuration • 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. •...

  • Page 34: Power Wiring Diagram

    Electrical wiring work Power wiring diagram 3 phase 3wires 208-230V [AM****XV*F*] 3 phase 3wires 460V [AM****XV*J*] Main unit Sub unit 1 Sub unit 2 MCCB+ MCCB+ MCCB+ ELCB ELCB ELCB Main unit Sub unit Communication Single phase 2 cable (Outdoor unit ~ wires 208-230V Outdoor unit) MCCB+...

  • Page 35: Selecting Solderless Ring Terminal

    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 4/6 (0.006/0.009) 10 (0.01)
  • Page 36 Electrical wiring work 2 Closing the cover 3 Cut out the outer sheath of the power cable by revolving the tool in the direction of the arrow, two or three times. 4 At this situation, cut out the outer sheath of the power cable by moving the tool toward the direction of the arrow.
  • Page 37 Installing the Solution device Connect the ring terminal of 3 phase cable 1 Cut the power cable to an appropriate length and connect it • When the number of indoor units installed with the outdoor with the solderless terminal. unit is 16 or less 2 After connecting the power cable to the terminal as seen in the illustration, fix it with cable tie.

  • Page 38: Grounding Work

    Electrical wiring work Grounding work Grounding must be done by a qualified installer for your safety. 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...

  • Page 39: Air Tightness Test And Vacuum Drying

    Air tightness test and vacuum drying Air tightness test • Use tools for R-410A to prevent the inflow of foreign substances and resist against the internal pressure. • Do not remove the core of filling port. • Use dry nitrogen gas for air tightness test as shown in the illustration. Manifold gage Low pressure side High pressure side...
  • Page 40 Air tightness test and vacuum drying Vacuum drying pipes and indoor units • Use tools for R-410A to prevent the inflow of foreign substances and resist against the internal pressure. • Use vacuum pump that allows vacuuming under -100.7kPa (5 Torr). •...

  • Page 41: Pipe Insulation

    Pipe insulation Insulating the refrigerant pipes and [Under the following conditions, a gas pipe of Ø9.52 to Ø25.40 mm(3/8inch to 1inch) and plumbing of thichkness 13mm(1/2) branch joints can be used] – A general town centre building (e.g., an apartment building, •...

  • Page 42: Insulating The Branch Joint

    Pipe insulation Insulating pipes Insulation • The insulation of the gas and liquid pipes can be in contact with each other but they should not press excessively against each other. • When the gas side and liquid side pipes are contacting each other, increase the thickness of the insulation by one grade.

  • Page 43: Single Installation

    Insulating the pipe located inside of the Single installation outdoor unit • Open the manifold gauge valve connected to the liquid side service valve and add the liquid refrigerant. • With a pipe insulator, insulate the pipe up to whole service •...

  • Page 44: Basic Segment Display

    Pipe insulation Using service valve for gas CAUTION • After charging the refrigerant, close all caps as shown in the • Open the gas side and liquid side service valve completely illustration. after charging the refrigerant. (If you operate the air conditioner with the service valve closed, the important parts •...

  • Page 45: Setting Outdoor Unit Option Switch And Key Function

    Setting outdoor unit option switch and key function Setting outdoor unit option switches • Setting outdoor install option Step Button Display Description Note Outdoor unit address Step1 Outdoor unit display Setting required Press (K1+K2) for 2 00: Main unit seconds K4 x 1 time Unit address for 01: Sub1 unit...

  • Page 46: Setting The Option

    Setting outdoor unit option switch and key function 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) –...
  • Page 47 Optional item Input unit SEG1 SEG2 SEG3 SEG4 Function of the option Remarks Disabled (Factory default) Emergency Set compressor 1 as malfunction E560 will occur when all the operation for Individual state compressors are set as malfunction compressor state. malfunction Set compressor 2 as malfunction state 5-7 (Factory default)
  • Page 48 Setting outdoor unit option switch and key function Optional item Input unit SEG1 SEG2 SEG3 SEG4 Function of the option Remarks Disabled (Factory default) LEVEL 1 / Auto LEVEL 2 / Auto Enables the silent mode for night- LEVEL 3 / Auto time in cooling mode (It operates automatically depending on the LEVEL 1 / External contact...
  • Page 49 Optional item Input unit SEG1 SEG2 SEG3 SEG4 Function of the option Remarks Enabling this setting will command Disabled (Factory default) the air conditioner to cool/heat faster at initial start-up. Speed operation Main However, this function will not work when High-head condition setting or Long-piping condition setting is Enabled enabled.
  • Page 50 Setting outdoor unit option switch and key function Setting key operation and checking the view mode with tact switch K1 control KEY operation Display on segment “K” “K” “BLANK” “BLANK” Press and hold 1 time Auto trial operation Display can be changed into “K” “9” “X” “X” (Last two digits display the progress.) K1 (Number of press) KEY operation...
  • Page 51 K2 (Number of press) KEY operation Display on segment 1 time Refrigerant charging in Cooling mode “K” “5” “BLANK” “BLANK” 2 times Trial operation in Cooling mode “K” “6” “BLANK” “BLANK” 3 times Pump down all units in Cooling mode “K”...
  • Page 52 Setting outdoor unit option switch and key function Display on segment K4 (Number of press) KEY operation SEG 1 SEG2, 3, 4 12 times Suction temperature -42 °C → -, 4, 2 13 times COND OUT temperature -42 °C → -, 4, 2 14 times Temperature of liquid pipe -42 °C →...
  • Page 53 Performing final checks and trial operation 1 Before supplying the power, use DC 500V (AM****XV*J*) [AM****XV*J*] or DC 600 V (AM****XV*F*) insulation resistance tester to measure the power (3 phase: R, S, T/ 1 phase: L, N) terminal 460V 460V and the outdoor unit grounding.

  • Page 54: Auto Trial Operation

    Performing final checks and trial operation – In Auto trial operation, product will automatically select either CAUTION cooling or heating mode and operate in selected mode. Precautions before test operation – In the temperature range marked with slashed pattern, system protection control may trigger during operation.(If the system •...

  • Page 55: Inspection And Trial Operation

    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 refrigerant Take corrective measures. been injected into the indoor unit and liquid line? Perform Trial Operation (cooling/heating) - See the instructions on Key operation modes.
  • Page 56 Inspection and trial operation Measure to take when E505 or 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 57: 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 K2 tact switch 5 times Enter the operation in S-Net pro Checking the amount of refrigerant automatically check the result on display after the operation Connect S-Net Pro...
  • Page 58 DB68-11976A-00_IM_DVM S2 Outdoor_SA_EN_.indd 58 DB68-11976A-00_IM_DVM S2 Outdoor_SA_EN_.indd 58 2022-09-13 오전 9:34:28 2022-09-13 오전 9:34:28...

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