Air conditioner
Installation manual
AJ
७७७
MCS
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CH
• 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 AJ७७७MCS७CH 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: ... Step1 Choosing the installation location 5 Step 2 Checking and preparing accessories and tools 7 Step 3 Fixing the outdoor unit in place 7 Step 4 Connecting the power cables communication cable and controllers 8 Step 5 Optional Extending the power cable 13 Step 6 Connecting the refrigerant pipe 15 Step 7 Optional Cutting and flaring the pipes 16 Step 8 Connecting up and removing air in the circui...
Page 3: ...ner should be used only forthe applications forwhich it has been designed the indoor unit is not suitable to be installed in areas used for laundry Do not use the units if damaged If problems occur switch the unit off and disconnect it from the power supply In orderto prevent electric shocks fires or injuries always stop the unit disable the protection switch and contact SAMSUNG s technical suppor...
Page 4: ...pe and cond heater can frost ice can not grow If drain work is not effective for releasing condensed water it can make the units get damaged by massive ice and system can be stop covered by ice Do not disassemble and alterthe heater at your own discretion Powersupplyline fuse orcircuit breaker WARNING Always make sure that the power supply is compliant with current safety standards Always install ...
Page 5: ...place Make sure that the water dripping from the drain hose runs away correctly and safely CAUTION You have just purchased a system airconditionerand it has been installed byyourinstallation specialist This device must be installed according to the national electrical rules If youroutdoorunit exceeds a net weight of132 2 lb do not install it on a suspended wall but stand it on a floor The reliabil...
Page 6: ...clearances forthe outdoorunit When installing1 outdoorunit Unit inch 11 81 or more 59 06 or more 11 81 or more 23 62 or more 11 81 or more 78 74 or more 59 06 or more 23 62 or more 11 81 or more 59 06 or more 11 81 or more When installing more than1 outdoorunit Unit inch 59 06 or more 23 62 or more 118 11 or more 118 11 or more 11 81 or more 23 62 or more 23 62 or more 59 06 or more 11 81 or more ...
Page 7: ...Label to the outdoor unit properlywhen installing Wire assembly cables are optional If they are not supplied use standard cables The drain plug and the rubber legs are included only when the air conditioner is supplied without assembly pipes If these accessories are supplied they are in the accessory package or outdoor unit package Step 3 Fixing the outdoorunit in place Install the outdoor unit on...
Page 8: ...bles communication cable and controllers You must connect the following three electrical cables to the outdoor unit The main power cable between the auxiliary circuit breaker 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 c...
Page 9: ...ŵʪ ͱЭʪ ϩ ʪ ʀͱ ʒЇ ϩ Χ ɇϩʪ θͱ ϩ ʪ ΧθͱʒЇʀϩ Ս Uθ ͱ ʪϑ ͱ ϩ ʪ ʀͱ ʒЇ ϩ Χ ɇϩʪ ɇʀʀͱθʒɇ ʀʪ и ϩ ϩ ʪ θ Їϑʪ ɇ ʒ αЇɇ ϩ ϩц Outdoor Indoor 1 2 inch Powersupply 3 4 inch Վ Ã ϑʪθϩ ϩ ʪ ʀɇɵ ʪϑ ϩ θͱЇ ϩ ʪ ʀͱ ʒЇ ϩϑ ɇ ʒ ϩ ʪ у ϩ ʪ ʀͱ ʒЇ ϩϑ ϩͱ ϩ ʪ ʀͱ ʒЇ ϩ Χ ɇϩʪ и ϩ ϩ ʪ ͱʀ Їϩϑ Տ Aͱ ʪʀϩ ϩ ʪ ʀɇɵ ʪϑ ϩͱ ϩ ʪ ͱЇϩʒͱͱθ Ї ϩϑ ͱθ ͱи ϩͱ ʀͱ ʪʀϩ ϩ ʪ ʀɇɵ ʪϑ θʪ ʪθ ϩͱ ϩ ʪ ʪуϩ Χɇ ʪ Ր ϩϩɇʀ ϩ ʪ ʀͱ ʒЇ ϩ Χ ɇϩʪ ϩͱ ϩ ʪ ΧθͱʒЇʀϩ ...
Page 10: ...inal Earth terminal Earth terminal Powercable to indoorunits Outdoorunit Main Power Supplycable A B C Cable Type A Cable Type B Cable Type C â७७७đAƊߥA L1 L2 L1 L2 L1 L2 F1 F2 L1 L2 F1 L1 L2 F1 1 2 F1 F2 F2 1 2 F1 F2 F1 F2 F2 F1 F2 F1 F2 1 2 1 2 1 2 B C B C B C A F1 F2 F1 F2 F1 F2 L1 L2 1 2 2 1 L1 L2 F1 F2 F1 F2 F1 F2 1 2 B C 2 1 Earth terminal Outdoorunit Main Power Supplycable A B C Cable Type A ...
Page 11: ...MCS3CH 3G 0 0062 inch or more H07RN F A 3G 0 0015 inch or more H07RN F B 2G 0 0011 inch or more H07RN F C 25 A Frame 35 A Trip 25 A 25 A AJ024MCS4CH AJ030MCS4CH Connect the power cable to the auxiliary circuit breaker à ʪЭʪθц Χͱ ʪ ɇ ϑ ϩͱ ʀͱ ʪʀϩ ϩͱ ϩ ʪ Χͱиʪθ ϑЇΧΧ цࡥ ϩ Їϑϩ ɵʪ ʀͱθΧͱθɇϩʪʒ ɇ и θʪ и ϩ ɇ ʀͱ ϩɇʀϩ ͱΧʪ ͱ क़ ߢ ߣߤ ʀ Connect the cables to the terminal board using the compressed ring terminal Us...
Page 12: ...0 787 0 169 0 008 0 0 035 Connect the rated cables only Connect using 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 lbf ft M4 0 87 to1 30 M5 1 45 to 2 17 CAUTION When connecting cables you can connect the cables to the electrical part or connec...
Page 13: ...ing tools Tools Spec Shape Crimping pliers MH 14 Connection sleeve inch ߢ ߩ у ߨߤ ߢף HxOD Insulation tape Width 0 75 inch Contraction tube inch ߤ ߩߨу ߣߥ ߢף LxOD 2 As shown in the figure peel off the shields from the rubber and wire of the power cable Peel off 0 79 inch of cable shields from the pre installed tube CAUTION For information about the power cable specifications for indoor and outdoor un...
Page 14: ...e insulation tape Three or more layers of insulation are required Method1 Method 2 Insulation tape 1 57inch 1 37inch Insulation tape 6 Apply heat to the contraction tube to contract it Contraction tube 7 Aftertube contraction work is completed wrap it with the insulation tape to finish Insulation tape CAUTION Make sure that the connection parts are not exposed to outside Be sure to use insulation ...
Page 15: ... length It will reduce noise and vibration The appearance of the unit may be different from the diagram depending on the model ॳ âߢߤߦđAƊߦA 1 Piping outside diameter Indoorunit Out unit Power supply Ø V Hz Outside diameter Liquid Gas ७७ߢߢߩࢩߢߢ ࢩ ߢߣߤࢩߢߤߨࢩߢߥߧ७७ AJ024MCS4CH 1 208 230 60 1 4 3 8 ७७ߢߣߪࢩߢߧߢ७७ 1 2 A B h H C D Main powerswitch 2 Piping length and the height 1 Room max length 4 Room total ma...
Page 16: ...nditions Mode Cool Heat Outdoor temperature ߣߦছ ϩͱ ߣߣߦ ߪছ ࣛߣߥছ ϩͱ ߩߧ ߤছ It could take maximum 60 minutes to operate forthe protection of the compressor if the outdoortemperature ϑ ɵʪ ͱи ߤߥছ ƊϩʪΧ ߩ ĮΧϩ ͱ ɇ ࡤ AЇϩϩ ɇ ʒ Ѥɇθ the pipes 1 Make sure that you have the required tools available pipe cutter reamer flaring tool and pipe holder 2 If you wish to shorten the pipes cut it with a pipe cutter taking...
Page 17: ...bnormally high It may cause explosion and injury The outdoor unit is loaded with sufficient R 410A refrigerant Do not vent R 410A into atmosphere it is a fluorinated greenhouse gas covered by Kyoto Protocol with a Global Warming Potential GWP 2088 You should purge the air in the indoor unit and in the pipe If air remains in the refrigerant pipes it affects the compressor It may cause reduction of ...
Page 18: ...ap lbf ft ߧߤ ߢף 0 14 to 0 18 0 07 to 0 09 ߩߥ ߢף ߢߧ ߢף 0 18 to 0 22 ߥߨ ߢף 0 22 to 0 25 Ɵ ʪ ʒʪϑ ϑ ɇ ʒ ϑ ɇΧʪ ɇθʪ ϑЇɵ ʪʀϩ ϩͱ ʀ ɇ ʪ ɇʀʀͱθʒ to the model Step 9 Performing the gas leak test Before completing the 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...
Page 19: ...echarging under conditions of liquid When recharging refrigerant from the refrigerant cylinderto the equipment follow the instructions below Before recharging check whetherthe cylinder has a siphon or not There are two ways to recharge the refrigerant Cylinderwith siphon Cylinderwithout siphon siphon Charge the refrigerant standing the cylinderupright Charge the refrigerant turning the cylinderups...
Page 20: ...re If the earthing wire is too short connect an extension lead in a mechanical way and wrap it with insulating tape do not bury the connection Secure the earthing wire in position with staples NOTE If the earthing electrode is installed in an area with heavy traffic its wire must be connected securely 5 Carefully check the installation by measuring the earthing resistance with a earth resistance t...
Page 21: ...tomatic address setting or pipe installation fails the LED indications change as shown in the following table and the outdoor unit stops Turn off all indoor and outdoor units see Troubleshooting on page 30 and take corrective actions and then take all steps again starting from 1 A B RED GRN RED GRN YEL Display Error Specification Referto the Troubleshooting section Installing an additional indooru...
Page 22: ...w02 ŵĮƟ ŵǽ ƊǮÃƟA ƊǮߢߤ ťĮƊÃƟÃĮĘ AAĮŵUÃĘ ƟĮ REFRIGERANTCIRCUIT CONNECTED 0 A 1 B 2 C 3 D OUTDOOR UNIT A unit B unit C unit D unit Indoor Unit SW02 0 Att A 1 Att B 2 Att C 3 Att D Ɗʪϩϩ ĮΧϩ ͱ â७७७âĘ UA Low Temp button High Temp button Mode button Low Fan button High Fan button Option setting mode Entering mode forsetting option Setting Option 1 Remove batteries from the remote controller 2 Insert batt...
Page 23: ...DDRESS setting and indoor unit installation setting option at the same time The procedure of setting option Operation Indication Step1 1 Remove the batteries from the remote controller 2 Insert batteries while pressing High Temp Button and Low Temp Button Step 2 1 Press Low Fan button to enter SEG2 value 2 Press High Fan button to enter SEG3 value Step 3 Press Mode button to be change to Cool mode...
Page 24: ... 8 Press Mode button to be changed to Cool mode in the OFF status 1 Press Low Fan button to enter SEG16 value 2 Press High Fan button to enter SEG17 value Step 9 Press Mode button to be changed to DRY mode in the OFF status 1 Press Low Fan button to enter SEG18 value 2 Press High Fan button to enter SEG20 value Step10 Press Mode button to be changed to FAN mode in OFF status 1 Press Low Fan button...
Page 25: ...icationand 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 In...
Page 26: ...rol Indication 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 ...
Page 27: ...n off the main powerof the system Step14 Cool and Heat modes operation test After installing the outdoor and indoor units test the Cool and Heat modes When you test the Cool mode set the set temperature of the indoor unit to the lowest one And when you test the Heat mode set the set temperature of the indoor unit to the highest one Check if each indoor unit operates normally and then also check if...
Page 28: ...e side 4 After approximately 2 minute close the valve on the low pressure side 5 Stop operation of the air conditioner by pressing the Power button on the indoor unit or remote control 6 Disconnect the pipes A Gas B Liquid Relocating the indoorand outdoorunits 1 Pump down refrigerant See Pumping down refrigerant on page 28 2 Remove the power cord 3 Disconnect the assembly cable from the indoor and...
Page 29: ... leaks If the 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 por...
Page 30: ...f Blinking 1 ON DIP 2 3 4 Dip Switch LED RED GRN RED GRN YEL K3 K1 A B Display B part Error Code Explanation Remark Red Green Yellow E201 The number of indoor unit mismatched E202 Communication error between the outdoor and indoor unit E203 Outdoor communication error between main micom and inverter micom E206 Outdoor communication error beween main micom and hub micom E221 Outside temperature sen...
Page 31: ...ode PFC over current E463 Compressortrip by OLP temperature control mode E464 DC Peak system error Over current E465 CompressorVlimit Error E466 Inverter DC link Voltage error under150V over 410V E483 H W Detect DC Link overvoltage Error E467 Abnormal compressor running Compressor Rotation Error E468 Current sensor error Short Open E469 DC Link voltage sensor error Short Open E488 Error of the inp...
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