Air conditioner
Installation manual
AJ***TXJ*KG
•
Thank you for purchasing this Samsung air conditioner.
Before operating this unit, please read this manual carefully and retain it for future
reference.
Page 1: ...Airconditioner Installation manual AJ TXJ KG Thank you for purchasing this Samsung air conditioner Before operating this unit please read this manual carefully and retain it for future reference ...
Page 2: ...ers 12 Step 5 Optional Extending the power cable 17 Step 6 Connecting the refrigerant pipe 19 Step 7 Optional Cutting and flaring the pipes 21 Step 8 Connecting up and removing air in the circuit 22 Step 9 Performing the gas leak test 23 Step10 Adding refrigerant R 32 24 Step11 Connecting the drain hose to the outdoor unit 25 Step12 Checking the earthing 26 Step13 Setting an indoor unit address an...
Page 3: ...t may result in severe personal injury or death CAUTION Hazards or unsafe practices that may result in minor personal injury or property damage IMPORTANT Information of special interest NOTE Supplementary information that may be useful WARNING Low burning velocity material This appliance is filled with R 32 The userand installerguides should be read carefully The userand installerguides should be ...
Page 4: ...larly These operations should be performed by qualified personnel only The unit contains moving parts which should always be kept out of the reach of children Do not attempt to repair move alter or reinstall the unit If performed by unauthorized personnel these operations may cause electric shocks orfires Do not place containers with liquids or other objects on the unit All the materials used for ...
Page 5: ...ant Installation must be carried out by qualified personnel forhandling the refrigerant Additionally reference the regulations and laws Be careful not to let foreign substances lubricating oil refrigerant other than R32 water etc enter the pipings When mechanical ventilation is required ventilation openings shall be kept clear of obstruction For disposal of the product follow the local laws and re...
Page 6: ... risks The No Smoking sign shall be attached Under no circumstances shall potential sources of ignition be used while in detection of leakage Make sure that the seals or sealing materials have not degraded Safe parts are the ones with which the worker can work in a flammable atmosphere Other parts may result in ignition due to leakage Replace components onlywith parts specified by Samsung Other pa...
Page 7: ...recovery In addition the calibration scales shall operate normally Hoses shall be equipped with leak free disconnect couplings Before starting the recovery check for the status of the recovery system and sealing state Consult with the manufacturer if suspected The recovered refrigerant shall be returned to the supplier in the correct recovery cylinders with the Waste Transfer Note attached Do not ...
Page 8: ...unit shall be installed in an open space that is always ventilated The local gas regulations shall be observed For installation inside a building this applies either to indoor or outdoor units installed inside a minimum room floor area of space conditioned is mandatory according to IEC 60335 2 40 2018 see the reference table into either the indoor or outdoor unit installation manual To handle purg...
Page 9: ...re that it is not directly exposed to sea breeze If you cannot find an adequate place free from direct sea breeze construct a protection wall or a protective fence Install the outdoor unit in a place such as near buildings etc where it can be prevented from sea breeze Failure to do so may cause a damage to the outdoor unit Sea breeze Sea breeze Sea Sea OutdoorUnit OutdoorUnit If you cannot avoid i...
Page 10: ...e 3000 or more 3000 or more 300 or more 600 or more 600 or more 1500 or more 300 or more 1500 or more 600 or more 600 or more 300 or more 600 or more 600 or more 600 or more 300 or more 300 or more 300 or more 500 or more 500 or more CAUTION The outdoor unit must be installed according to the specified distances in order to permit accessibility from each side to guarantee correct operation mainten...
Page 11: ...outdoorunit in place Install the outdoor unit on a rigid and stable base to prevent disturbance from any noise caused byvibration When installing the unit at a height or in a location exposed to strong winds fix the unit securely to a support i e a wall or a ground 1 Position the outdoorunit so that the airflow is directed towards the outside as indicated by the arrows on the top of the unit 2 Att...
Page 12: ...er and the outdoor unit The outdoor to indoor power cable between the outdoor unit and the indoor unit The communication cable between the outdoor unit and the indoor unit CAUTION During installation make first the refrigerant connections and then the electrical connections If the unit is uninstalled first disconnect the electrical cables and then the refrigerant connections Connect the air condit...
Page 13: ...to indoorunits Communication cable to indoorunits A B C Cable Type A Cable Type B Cable Type C Earth terminal Earth terminal Earth terminal Earth terminal Earth terminal Earth terminal AJ040 050TXJ2KG A B C 1 L 2 N F1 F2 1 L 2 N F1 F2 L N F1 F2 F1 F2 1 2 2 1 1 2 F1 F2 F1 F2 1 2 1 2 B C B C A L N F1 F2 Indoorunit Assemblycable Earth terminal Outdoorunit Main Power Supplycable Powercable to indoorun...
Page 14: ...wer supply cord and branch wiring are in compliance with local cord NOTE 1 Power Supply cords of parts of appliances for outdoor use shall not be lighter than polychloroprene sheathed flexible cord Code designation IEC 60245 IEC 57 CENELEC H05RN F IEC 60245 IEC 66 CENELEC H07RN F 2 Select power supply cord based on MCA 3 MFA is used to select the circuit breaker and the ground fault circuit interr...
Page 15: ...KG AJ052TXJ3KG AJ068TXJ3KG AJ080TXJ4KG 1 Turn the power off and take off the cover of the outdoor units 2 Connect R1 R2 lines which are upper controller communication cables referring to upper figure Upper controller power should be off 3 Assemble a cover of the outdoor unit and turn the power on 4 Check the communication status 5 If you install a upper controller to the outdoor unit every indoor ...
Page 16: ...ing a driverwhich is able to apply the rated torque to the screws If the terminal is loose fire may occur caused by arc If the terminal is connected too firmly the terminal may be damaged Tightening torque kgf cm M4 12 0 to18 0 M5 20 0 to 30 0 1N m 10 kgf cm CAUTION When connecting cables you can connect the cables to the electrical part or connect them through the holes below depending on the spo...
Page 17: ...able 1 Prepare the following tools Tools Spec Shape Crimping pliers MH 14 Connection sleeve mm 20xØ6 5 HxOD Insulation tape Width19 mm Contraction tube mm 70xØ8 0 LxOD 2 As shown in the figure peel off the shields from the rubberand wire of the powercable Peel off 20 mm of cable shields from the pre installed tube CAUTION For information about the power cable specifications for indoor and outdoor ...
Page 18: ...ion yourcontraction tube in the middle of the insulation tape 40 mm Insulation tape Method 1 35 mm Insulation tape Method 2 6 Apply heat to the contraction tube to contract it Contraction tube Method 1 Contraction tube Method 2 7 Aftertube contraction work is completed wrap it with the insulation tape to finish Three ormore layers of insulation are required Insulation tape Method 1 Insulation tape...
Page 19: ...d the height 1Room max length 2Room totalmax length Maxheight between indoorunit outdoor unit Maxheight between indoorunits Dimension 20m 30m 15m 7 5m Composition A B A B H h AJ052 068TXJ3KG 1 Piping outside diameter Indoorunit Out unit Power supply Ø V Hz Outside diameter Liquid Gas AR07 09 12 AJ016 020 026 035TN D G AJ052TXJ3KG AJ068TXJ3KG 1 220 240 50 1 4 3 8 AR18 AJ052TN D G 1 2 NOTE AJ052TXJ3...
Page 20: ...all mounted Floor standing 1 842 No requirement 1 843 3 64 4 45 28 9 1 9 3 75 4 58 30 7 2 0 3 95 4 83 34 0 2 2 4 34 5 31 41 2 2 4 4 74 5 79 49 0 2 6 5 13 6 39 57 5 2 8 5 53 7 41 66 7 3 0 5 92 8 51 76 6 3 2 6 48 9 68 87 2 3 4 7 32 10 9 98 4 3 6 8 20 12 3 110 3 8 9 14 13 7 123 4 0 10 1 15 1 136 4 2 11 2 16 7 150 4 4 12 3 18 3 165 4 6 13 4 20 0 180 4 8 14 6 21 8 196 5 0 15 8 23 6 213 m Total refriger...
Page 21: ...th A Flare dimension L ø6 35 mm 14 to18 8 7 to 9 1 mm ø9 52 mm 34 to 42 12 8 to13 2 mm ø12 70 mm 49 to 61 16 2 to16 6 mm ø15 88 mm 68 to 82 19 3 to19 7 mm 5 Check that the flaring is correct referring to the illustrations below for examples of incorrect flaring 3 2 1 Correct Inclined Damaged Surface Cracked Uneven Thickness CAUTION Keep the piping length at a minimum to minimize the additional ref...
Page 22: ...ervice valve open the pipe inhales the airand it makes the pressure inside of the refrigerant cycle abnormally high It may cause explosion and injury The outdoorunit is loaded with sufficient R 32 refrigerant Do not vent R 32 into atmosphere it is a fluorinated greenhouse gas covered by Kyoto Protocol with a Global Warming Potential GWP 675 You should purge the air in the indoor unit and in the pi...
Page 23: ...e installation insulation of the cables hose and piping and fixing of the indoor unit to the installation plate you must check that there are no gas leaks To check for gas leaks on the Then using a leak detector check the Outdoorunit Valves on sections A and B Indoorunit Flare nuts at the end of sections C and D C D The designs and shape are subject to change according to the model LEAK TESTWITH N...
Page 24: ...ed greenhouse gases In this case it has to be checked for leakage at least once every12 months according to regulation n 517 2014 This activity has to be covered by qualified personnel only In case situation above 5 tCO2e or more of R 32 installer or recognized person which has responsibility forfinal check has to provide a maintenance book with all the information recorded according to REGULATION...
Page 25: ...d in the following formula Maximum refrigerant charge A factory refrigerant charge B maximum additional refrigerant charge due to piping extension C Here below the summary table with refrigerant charge limits for each products Unit g Model A B C AJ040TXJ2KG EU 980 980 0 AJ050TXJ2KG EU 1180 1180 0 AJ052TXJ3KG EU 1750 1550 200 AJ068TXJ3KG EU 2200 2000 200 AJ080TXJ4KG EU 2800 2000 800 Step11 Connecti...
Page 26: ...OTE The earthing wire for the telephone line cannot be used to ground the air conditioner 50 cm 30 cm Carbon plastic To grounding screw Steel core Terminal M4 PVC insulated green yellow wire 3 Finish wrapping insulating tape around the rest of the pipes leading to the outdoor unit 4 Install a green yellow coloured earthing wire If the earthing wire is too short connect an extension lead in a mecha...
Page 27: ...f the outdoorunit Key option of the outdoor unit K1 Fuction button K3 Reset button Key Push K1 K3 1 Pipe Checking Operation Reset 2 Cool Mode Try run 3 Heat Mode Try run 4 Pump Down 5 Finish Key Operation For more information of the Cool or Heat Try run test refer to page 35 K4 View mode Display changes Push DisplayExplanation Push DisplayExplanation 1 Present Compressor Frequency 9 Discharge temp...
Page 28: ...nd hold the K2 switch for 2 seconds Edited value of the option will be saved when entire segments blinks and tracking mode begins Option item Input unit SEG1 SEG2 SEG3 SEG4 Function Setting to Cool or Heat only mode Main 0 0 0 0 Cooling andHeating Factory default 0 1 Only Cooling 0 2 Only Heating Power improvement mode Main 0 1 0 0 Disabled Factory default 0 1 Enabled CAUTION Edited option will no...
Page 29: ...e button Wind Free button Fast button Option setting mode Entering mode forsetting option AR AA AR CA AR YA AR ZA Mode button Fast button Eco button High Temp button Low Temp button AJ TN1DKG AJ TNNDKG AJ TNJDKG Mode button High Fan button Low Fan button High Temp button Low Temp button ...
Page 30: ...6 Press operation button with the direction of remote control for set CAUTION SEG1 SEG7 SEG13 SEG19 are not set as page option Set the SEG1 SEG7 as ON status and SEG13 SEG19 as OFF status Set the each option separately since you cannot set the ADDRESS setting and indoor unit installation setting option at the same time The procedure of setting option Operation Indication Step1 1 Remove the batteri...
Page 31: ...on to enter SEG14 value 2 Press button to enter SEG15 value Step 8 Press button to be changed to Cool mode in the OFF status 1 Press button to enter SEG16 value 2 Press button to enter SEG17 value Step 9 Press button to be changed to DRY mode in the OFF status 1 Press button to enter SEG18 value 2 Press button to enter SEG20 value Step10 Press button to be changed to FAN mode in OFF status 1 Press...
Page 32: ...ure After a few minutes from a minimum of 3 to 5 minutes for the internal unit the system stops automatically completing the self test and addressing procedure 4 appears on the display of the outdoor unit 4 20 seconds after the display of that confirms the correct execution of the procedure the following codes if four internal units are connected display in sequence on the display of the outdoor u...
Page 33: ...ationand details Indication Details Indication Details Indication Details Indication Details Indication Details Indication Details 0 A 0 No Main address 0 9 100 digit 0 9 10 digit 0 9 A single digit 1 Main address setting mode Option SEG7 SEG8 SEG9 SEG10 SEG11 SEG12 Explanation PAGE Setting RMC address Group channel 16 Group address Indication and Details Indication Details Indication Details Indi...
Page 34: ...tion and Details Indication Details Indication Details Indication Details Indication Details Indication Details Indication Details 0 2 0 0 0 No use 0 1 Use Option SEG7 SEG8 SEG9 SEG10 SEG11 SEG12 Explanation PAGE Master Slave Indication and Details Indication Details Indication Details Indication Details Indication Details Indication Details Indication Details 1 0 0 0 0 0 Slave 1 Master Option SEG...
Page 35: ...ce is larger than the value given in the following table the operation is normal Mode Temperature Cool Approximately 8 Heat Approximately12 CAUTION If the outdoor unit is turned off and then immediately turned on again the compressor does not operate for about 3 minutes During the Cool mode frost may temporarily develop on valves and other parts NOTE You can also test the Cool or Heat Try run usin...
Page 36: ... the indoor unit display turns on again Standby mode operation When all indoor units are turned off the air conditioner recognizes it and enters the standby mode The product power consumption in the standby mode is 3 5 W or less Setting the powerimprovement mode Enable or disable the power improvement mode with Keys on the Main PCB in the outdoor unit Powerimprovement mode SEG1 SEG2 SEG3 SEG4 Disa...
Page 37: ...e air conditioner by pressing the Power button on the indoor unit or remote control 6 Disconnect the pipes Relocating the indoorand outdoorunits 1 Pump down refrigerant See Pumping down refrigerant on page 38 2 Remove the power cord 3 Disconnect the assembly cable from the indoor and outdoor units 4 Remove the flare nuts connecting the indoor units and the pipes At this time cover the pipes of the...
Page 38: ...e watertight sheet leaks turn the axis back by half tighten the stopping box then check the leakage again If there is no leakage any more tighten the axis entirely Closing the stop valve 1 Remove the cap 2 Turn the stop valve clockwise by using a hexagonal wrench 3 Tighten the axis until the valve reached the sealing point 4 Tighten the cap securely CAUTION When you use the service port always use...
Page 39: ...ND MAIN PBA E221 ERROR ON AMBIENT TEMPERATURE SENSOR SHORT OR OPEN E237 ERROR ON CONDENSOR TEMPERATURE SENSOR SHORT OR OPEN E251 ERROR ON DISCHARGE TEMPERATURE SENSOR SHORT OR OPEN E320 ERROR ON COMPRESSOR OLP TEMPERATURE SENSOR SHORT OR OPEN E330 ERROR ON PIPE IN A TEMPERATURE SENSOR SHORT OR OPEN E331 ERROR ON PIPE IN B TEMPERATURE SENSOR SHORT OR OPEN E332 ERROR ON PIPE IN C TEMPERATURE SENSOR ...
Page 40: ...NOT BEEN CONNECTED E468 ERROR DUE TO OUTPUT CURRENT SENSOR OF INVERTER PBA SHORT OPEN E469 ERROR DUE TO DC LINKVOLTAGE SENSOR OF INVERTER PBA SHORT OPEN E470 OUTDOOR UNIT EEPROM READ WRITE ERROR E471 OUTDOOR UNIT EEPROM READ WRITE ERROR OTP E474 ERROR ON IPM PFCM TEMPERATURE SENSOR OF INVERTER PBA SHORT OR OPEN E483 OVERVOLTAGE OF H W DETECT DC LINK E484 PFC OVERLOAD OVER CURRENT ERROR E485 ERROR ...
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Page 42: ...t Road Suzhou City Jiangsu China Suzhou SAMSUNG ELECTRONICS CO LTD Export 218 Jiepu Road Industry Park Suzhou Jiangsu China Samsung Electronics Service Department PO Box12987 Blackrock Co Dublin Ireland or Blackbushe Business Park Yateley GU46 6GG UK ...
