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Samsung AC009DNLDCG Service Manual
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Samsung AC009DNLDCG Service Manual

Samsung AC009DNLDCG Service Manual

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AIR CONDITIONER
SYSTEM AIR CONDITIONER
SINGLE for North America (R32, Heat Pump and Cooling Only)
INDOOR UNIT
AC009DNLDCG
AC036DN4DCG
AC012DNLDCG
AC048DN4DCG
AC018DNLDCG
AC018DN6DCG
AC009DNHDCG
AC024DN6DCG
AC012DNHDCG
AC030DN6DCG
AC018DNHDCG
AC036DN6DCG
AC024DNHDCG
AC048DN6DCG
AC030DNHDCG
AC018DNADCG
AC036DNHDCG
AC024DNADCG
AC048DNHDCG
AC030DNTDCG
AC009DN1DCG
AC036DNTDCG
AC012DN1DCG
AC009DNJDCG
AC018DN1DCG
AC012DNJDCG
AC009DNNDCG
AC018DNJDCG
AC012DNNDCG
AC018DNZDCG
AC018DNNDCG
AC024DNZDCG
AC018DN4DCG
AC030DNZDCG
AC024DN4DCG
AC036DNZDCG
AC030DN4DCG
AC048DNZDCG
1. Precautions
2. Product Specifications
3. Disassembly and Reassembly
4. Troubleshooting
5. PCB Diagram and Parts List
6. Wiring Diagram
7. Reference Sheet
OUTDOOR UNIT
AC009DXSCCG
AC012DXSCCG
AC018DXSCCG
AC024DXSCCG
AC030DXSCCG
AC036DXSCCG
AC048DXSCCG
AC018DXADCG
AC024DXADCG
AC030DXADCG
AC036DXADCG
AC048DXADCG
AC018DXSCCF
AC024DXSCCF
AC030DXSCCF
AC036DXSCCF
CONTENTS

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Summary of Contents for Samsung AC009DNLDCG

  • Page 1 SYSTEM AIR CONDITIONER SINGLE for North America (R32, Heat Pump and Cooling Only) INDOOR UNIT OUTDOOR UNIT AC009DNLDCG AC036DN4DCG AC009DXSCCG AC012DNLDCG AC048DN4DCG AC012DXSCCG AC018DNLDCG AC018DN6DCG AC018DXSCCG AC009DNHDCG AC024DN6DCG AC024DXSCCG AC012DNHDCG AC030DN6DCG AC030DXSCCG AC018DNHDCG AC036DN6DCG AC036DXSCCG AC024DNHDCG AC048DN6DCG AC048DXSCCG AC030DNHDCG AC018DNADCG...

  • Page 2: Table Of Contents

    Contents 1. Precautions ........................1-1 1-1. Precautions for the Service ..........................1-1 1-2. Precautions for the Static Electricity and PL ....................1-1 1-3. Precautions for the Safety ..........................1-1 1-4. Precautions for Handling Refrigerant for Air Conditioner ................1-2 1-5. Precautions for Welding the Air Conditioner Pipe ..................1-2 1-6.
  • Page 3 Contents 4-4. Troubleshooting by symptoms ........................4-56 4-4-1. Indoor temperature sensor error (E121) ..................4-56 4-4-2. Indoor heat exchanger temperature sensor error (E122) ............4-57 4-4-3. Indoor unit float sensor error (E153) ..................4-58 4-4-4. Indoor Fan error (E154) ......................... 4-59 4-4-5. EEPROM circuit failure (E162)...................... 4-60 4-4-6.

  • Page 4: Precautions

    ● Explain to workers that the battery for the remote control needs to be separated for storage purposes when the product will not be used for a long time. - This can cause a problem for the remote control since battery fluid may trickle out. Samsung Electronics...

  • Page 5: Precautions For Handling Refrigerant For Air Conditioner

    ● If the Wall Mounted type(Wind free) indoor unit is included in the installation combination, please contact us before changing the Capacity correction for heating function to 33kg/cm2g during Outdoor unit key function setting. Samsung Electronics...

  • Page 6: Product Specifications

    2-1. CAC Single ■ S tabilize the atmosphere with broad temperature allowance and control Samsung is dedicated to supporting comfortable living and working environments based on the strength of its technologies. With a single unit, CAC Single delivers reliable comfort and control over multiple areas to ensure a pleasant atmosphere in any climate.

  • Page 7: The Feature Of Product

    ※ Wind-Free implementation: Still air by the velocity of flow below 0.15m/s. ■ B ig blade Max. 8m Horizontal reach ※ Blade enlargement about 47% compare to conventional product ※ Reach: 8m (Height 0.6m, Wind speed 0.3m/s) Conventional product (Samsung): 5m ※ Based on Wind-Free 1Way 7.1kW 5.5m 0.6m ※...

  • Page 8: The Feature Of Product

    Ex. Of Noise Influence Normal Cooling Cooling Sleep Library 40dB(A) Interruption Wind-Free 4Way Library Save (34~39dB(A)) Whispering Barely Influential Wind-Free 4Way(600x600) 24dB(A) (Bedroom Standard 30dB(A) Wind-Free 4Way (600X600) By WHO) Whisper (27~35dB(A)) Sound Sleep Bedroom Ticking 20dB Conventional 4way (600X600) Samsung Electronics...
  • Page 9 ■ S mart Comfort Operation Smart comfort operation enable to maintain optimal room condition automatically by detecting not only temperature but also relative humidity. If room reachs comfort zone If room get out of comfort zone Normal Cooling Wind-Free Cooling Normal Cooling Samsung Electronics...
  • Page 10 Direct wind Indirect wind 2. Energy Saving 35%→50% “Wind-Free + OFF Control” Energy saving Absence Power Wind free Input Saving Wind Cooling free Stop cooling ※ MDS : Motion Detect Sensor 120mins 30mins 50mins ■ World’s Lightest Weight Company A SAMSUNG Samsung Electronics...
  • Page 11 Features (Wind-Free 4Way CST) (cont.) ■ E asy Installation in 4 Different Ways Freely install anywhere without worrying about direction. (Body and Panel as well) No Limitation of direction (Both Body & Panel) ■ New Improved Design New Stylish and Aesthetic Panel Simple Display On/Off Defrost Timer Filter Samsung Electronics...
  • Page 12 Check Valve on the drain pump prevents drain water from reversing → Minimize water gathering in Drain Board to prevent rusting Company A SAMSUNG Check Valve Prevents drain water from reversing Dirty Clean Drain Board Drain Board ■ E asy Maintenance Easy Air Flow Blade Cleaning Samsung Electronics...

  • Page 13: Features & Benefits

    2-4-2. 4Way Cassette (600 x 600) - Tasteful design, Compact, Lightweight build ■ R efine the interior with an elegant, compact design The enhanced Samsung 4Way Cassette (600 x 600) indoor air conditioner features a selection of simple panel patterns to blend seamlessly into any interior design. Its uniquely lightweight frame blends effortlessly and beautifully into any décor, while clever blade construction keeps the unit clean for a tidyappearance.
  • Page 14 ■ U ltra-compact size Samsung's 4Way Cassette (600 x 600) air conditioner can be installed on a single standard ceiling tile (600W x 600D) which helps minimize installation time and effort. ■ L ight, robust design The Samsung 4Way Cassette (600 x 600) indoor unit is now lighter in weight at 11kg.

  • Page 15: Cassette

    ■ A ll round cooling and comfort The Samsung 360 Cassette air conditioner offers a brand new way of staying comfortably cool in every corner of the room. Its innovative circular design not only means it perfectly fits in everywhere, adding a sophisticated look to many different sites, but it also blows cool air in all directions, so that the whole room is the same temperature*.
  • Page 16 ■ A ll round simpler & intuitive control Intuitively control its performance and see where the air is going. The Wireless Remote Controller's* Jog shuttle and button offer a fun way to adjust the air flow and a Circular LED Display shows its direction. Samsung Electronics 2-11...

  • Page 17: Duct S

    ■ S mart pressure control Samsung Ducted Type units feature a smart pressure control system. This system adjusts the fan speed based on the external static pressure (ESP), delivering consistent cooling and heating power, regardless of the surrounding environment.

  • Page 18: Wall Mount Type

    2-4-5. Wall Mount Type ■ B reathe easily with wall-mounted systems designed for all-day freshness Samsung Wall Mount Type air conditioners have been designed from the ground up to be exceptionally efficient. With their stylish, innovative designs, these wall-mounted air conditioners optimize comfort with cool, clean, healthy freshness for everyday living.

  • Page 19: Wall Mounted Wind Free - Wind Free, Auto Clean

    Step 3 10 min Auto Clean with blade open. After checking internal humidity and temp. Checks humidity and temp once more and proceed Auto clean with blade closed for 10 min. continues for another 10 min if necessary. 2-14 Samsung Electronics...

  • Page 20: Product Specifications

    Additional Refrigerant (Over 7.5m, for every 1m) [g] Basic Piping Length [m] Max. Piping Length [m] Max. Level Difference [m] Standard 0173FC-1930F8-271A23-371120 0173FC-19344D-272328-371120 0183FC-19347C-22343B-371568 Installation1 020010-100031-200000-300000 020010-100051-200000-300000 020010-100051-200000-300000 Option Code Cycle 030000-100000-200000-300002 030000-100000-200000-300002 030000-100000-200000-300002 Installation2 050020-100700-200000-300000 050020-100700-200000-300000 050020-100700-200000-300000 Samsung Electronics 2-15...
  • Page 21 Additional Refrigerant (Over 7.5m, for every 1m) [g] Basic Piping Length [m] Max. Piping Length [m] Max. Level Difference [m] Standard 0143FF-1950C6-27343B-372020 0143FF-1950C6-27484F-372020 0143FF-19544A-275A5E-372040 Installation1 020010-100001-200000-300000 020010-100001-200000-300000 020010-100001-200000-300000 Option Code Cycle 030000-100000-200000-300000 030000-100000-200000-300000 030000-100000-200000-300000 Installation2 050020-100700-200000-300000 050020-100700-200000-300000 050020-100700-200000-300000 2-16 Samsung Electronics...
  • Page 22 Factory Charging [g] Additional Refrigerant (Over 7.5m, for every 1m) [g] Basic Piping Length [m] Max. Piping Length [m] Max. Level Difference [m] Standard 0143FF-19546A-276975-372040 0143FF-19548C-278C9B-372040 Installation1 020010-100001-200000-300000 020010-100001-200000-300000 Option Code Cycle 030000-100000-200000-300000 030000-100000-200000-300000 Installation2 050020-100700-200000-300000 050020-100700-200000-300000 Samsung Electronics 2-17...
  • Page 23 Additional Refrigerant (Over 7.5m, for every 1m) [g] Basic Piping Length [m] Max. Piping Length [m] Max. Level Difference [m] Standard 0143FF-1950C6-27343B-372020 0143FF-1950C6-27484F-372020 0143FF-19544A-275A5E-372040 Installation1 020010-100001-200000-300000 020010-100001-200000-300000 020010-100001-200000-300000 Option Code Cycle 030000-100000-200000-300000 030000-100000-200000-300000 030000-100000-200000-300000 Installation2 050020-100700-200000-300000 050020-100700-200000-300000 050020-100700-200000-300000 2-18 Samsung Electronics...
  • Page 24 Factory Charging [g] Additional Refrigerant (Over 7.5m, for every 1m) [g] Basic Piping Length [m] Max. Piping Length [m] Max. Level Difference [m] Standard 0143FF-19546A-276975-372040 0143FF-19548C-278C9B-372040 Installation1 020010-100001-200000-300000 020010-100001-200000-300000 Option Code Cycle 030000-100000-200000-300000 030000-100000-200000-300000 Installation2 050020-100700-200000-300000 050020-100700-200000-300000 Samsung Electronics 2-19...

  • Page 25: Samsung Electronics

    Additional Refrigerant (Over 7.5m, for every 1m) [g] Basic Piping Length [m] Max. Piping Length [m] Max. Level Difference [m] Standard 0143FF-1950C6-27343B-372020 0143FF-1950C6-27484F-372020 0143FF-19544A-275A5E-372040 0143FF-19546A-276975-372040 Installation1 020010-100001-200000-300000 020010-100001-200000-300000 020010-100001-200000-300000 020010-100001-200000-300000 Option Code Cycle 030000-100000-200000-300000 030000-100000-200000-300000 030000-100000-200000-300000 030000-100000-200000-300000 Installation2 050020-100700-200000-300000 050020-100700-200000-300000 050020-100700-200000-300000 050020-100700-200000-300000 2-20 Samsung Electronics...
  • Page 26 Additional Refrigerant (Over 7.5m, for every 1m) [g] Basic Piping Length [m] Max. Piping Length [m] Max. Level Difference [m] Standard 0153FF-1910C8-271A23-372040 0153FF-1930F9-272328-372040 0153FF-19345D-22343B-372008 Installation1 020010-100001-200000-300000 020010-100001-200000-300000 020010-100001-200000-300000 Option Code Cycle 030000-100000-200000-300002 030000-100000-200000-300002 030000-100000-200000-300002 Installation2 050020-100700-200000-300000 050020-100700-200000-300000 050020-100700-200000-300000 Samsung Electronics 2-21...
  • Page 27 Additional Refrigerant (Over 7.5m, for every 1m) [g] Basic Piping Length [m] Max. Piping Length [m] Max. Level Difference [m] Standard 0103FF-1950D8-27343B-372000 0103FF-1950D8-27484F-372040 0113FF-19541A-275A64-372040 Installation1 020010-100000-200000-300000 020010-100000-200000-300000 020010-100000-200000-300000 Option Code Cycle 030000-100000-200000-300000 030000-100000-200000-300000 030000-100000-200000-300000 Installation2 050030-100700-200000-300000 050030-100700-200000-300000 050030-100700-200000-300000 2-22 Samsung Electronics...
  • Page 28 Factory Charging [g] Additional Refrigerant (Over 7.5m, for every 1m) [g] Basic Piping Length [m] Max. Piping Length [m] Max. Level Difference [m] Standard 0113FF-19548C-276975-372040 0113FF-1954AF-278C9B-372040 Installation1 020010-100000-200000-300000 020010-100000-200000-300000 Option Code Cycle 030000-100000-200000-300000 030000-100000-200000-300000 Installation2 050030-100700-200000-300000 050030-100700-200000-300000 Samsung Electronics 2-23...
  • Page 29 Product Specifications (cont.) LSP Duct Item AC009DNLDCG AC012DNLDCG AC018DNLDCG AC009DXSCCG AC012DXSCCG AC018DXSCCG Indoor Unit Outdoor Unit Design Remote Controller Cooling [Btu/h] 3,000/9,000/13,000 3,200/12,000/14,000 5,500/17,500/22,000 Performance Heating [Btu/h] 2,900/12,000/16,000 3,000/14,000/17,000 3,000/20,000/25,000 Cooling [W] 180/660/1,320 190/1,010/1,340 400/1,500/2,440 Power Consumption Heating [W] 160/1,030/2,020 170/1,130/2,100...
  • Page 30 Factory Charging [g] Additional Refrigerant (Over 7.5m, for every 1m) [g] Basic Piping Length [m] Max. Piping Length [m] Max. Level Difference [m] Standard 01B3FC-1C5970-271A23-372000 01B3FC-1C5981-272328-372000 Installation1 020010-120000-200000-300000 020010-120000-200000-300000 Option Code Cycle 030000-100000-200000-300000 030000-100000-200000-300000 Installation2 050030-100700-200000-300000 050030-100700-200000-300000 Samsung Electronics 2-25...
  • Page 31 Additional Refrigerant (Over 7.5m, for every 1m) [g] Basic Piping Length [m] Max. Piping Length [m] Max. Level Difference [m] Standard 01B3FC-1C5997-27343C-372020 01B3FC-1C5998-27484F-372020 01B3FC-1C5912-275A66-372045 Installation1 020010-120000-200000-300000 020010-120000-200000-300000 020010-120000-200000-300000 Option Code Cycle 030000-100000-200000-300000 030000-100000-200000-300000 030000-100000-200000-300000 Installation2 050030-100700-200000-300000 050030-100700-200000-300000 050030-100700-200000-300000 2-26 Samsung Electronics...
  • Page 32 Factory Charging [g] Additional Refrigerant (Over 7.5m, for every 1m) [g] Basic Piping Length [m] Max. Piping Length [m] Max. Level Difference [m] Standard 01B3FC-1C5933-276975-372045 01B3FC-1C5954-278C9B-372045 Installation1 020010-120000-200000-300000 020010-120000-200000-300000 Option Code Cycle 030000-100000-200000-300000 030000-100000-200000-300000 Installation2 050030-100700-200000-300000 050030-100700-200000-300000 Samsung Electronics 2-27...
  • Page 33 Additional Refrigerant (Over 7.5m, for every 1m) [g] Basic Piping Length [m] Max. Piping Length [m] Max. Level Difference [m] Standard 01B3FC-1C5997-27343C-372020 01B3FC-1C5998-27484F-372020 01B3FC-1C5912-275A66-372045 Installation1 020010-120000-200000-300000 020010-120000-200000-300000 020010-120000-200000-300000 Option Code Cycle 030000-100000-200000-300000 030000-100000-200000-300000 030000-100000-200000-300000 Installation2 050030-100700-200000-300000 050030-100700-200000-300000 050030-100700-200000-300000 2-28 Samsung Electronics...
  • Page 34 Factory Charging [g] Additional Refrigerant (Over 7.5m, for every 1m) [g] Basic Piping Length [m] Max. Piping Length [m] Max. Level Difference [m] Standard 01B3FC-1C5933-276975-372045 01B3FC-1C5954-278C9B-372045 Installation1 020010-120000-200000-300000 020010-120000-200000-300000 Option Code Cycle 030000-100000-200000-300000 030000-100000-200000-300000 Installation2 050030-100700-200000-300000 050030-100700-200000-300000 Samsung Electronics 2-29...
  • Page 35 Additional Refrigerant (Over 7.5m, for every 1m) [g] Basic Piping Length [m] Max. Piping Length [m] Max. Level Difference [m] Standard 01B3FC-1C5997-27343C-372020 01B3FC-1C5998-27484F-372020 01B3FC-1C5912-275A66-372045 01B3FC-1C5933-276975-372045 Installation1 020010-120000-200000-300000 020010-120000-200000-300000 020010-120000-200000-300000 020010-120000-200000-300000 Option Code Cycle 030000-100000-200000-300000 030000-100000-200000-300000 030000-100000-200000-300000 030000-100000-200000-300000 Installation2 050030-100700-200000-300000 050030-100700-200000-300000 050030-100700-200000-300000 050030-100700-200000-300000 2-30 Samsung Electronics...
  • Page 36 Additional Refrigerant (Over 7.5m, for every 1m) [g] Basic Piping Length [m] Max. Piping Length [m] Max. Level Difference [m] Standard 0193FF-1930B6-271A23-372400 0193FF-1930D8-272328-372500 0193FF-19240A-20343A-372408 Installation1 020010-100000-200020-300000 020010-100000-200020-300000 020010-100000-200020-300000 Option Code Cycle 030000-100000-200000-300002 030000-100000-200000-300002 030000-100000-200000-300002 Installation2 050030-100700-200000-300000 050030-100700-200000-300000 050030-100700-200000-300000 Samsung Electronics 2-31...
  • Page 37 Additional Refrigerant (Over 7.5m, for every 1m) [g] Basic Piping Length [m] Max. Piping Length [m] Max. Level Difference [m] Standard 01E2EC-105020-2F343C-372000 01E2FC-105020-27484F-372000 01E2FC-105020-275A64-372000 Installation1 020410-100000-200020-300000 020410-100000-200020-300000 020410-100000-200020-300000 Option Code Cycle 030000-100000-200000-300000 030000-100000-200000-300000 030000-100000-200000-300000 Installation2 050030-100700-200000-300000 050030-100700-200000-300000 050030-100700-200000-300000 2-32 Samsung Electronics...
  • Page 38 Factory Charging [g] Additional Refrigerant (Over 7.5m, for every 1m) [g] Basic Piping Length [m] Max. Piping Length [m] Max. Level Difference [m] Standard 01E2FC-105020-276975-372005 01E2FC-105020-278C9B-37200D Installation1 020410-100000-200020-300000 020410-100000-200020-300000 Option Code Cycle 030000-100000-200000-300000 030000-100000-200000-300000 Installation2 050030-100700-200000-300000 050030-100700-200000-300000 Samsung Electronics 2-33...
  • Page 39 Additional Refrigerant (Over 7.5m, for every 1m) [g] Basic Piping Length [m] Max. Piping Length [m] Max. Level Difference [m] Standard 01E2EC-105020-2F343C-372000 01E2FC-105020-27484F-372000 01E2FC-105020-275A64-372000 Installation1 020410-100000-200020-300000 020410-100000-200020-300000 020410-100000-200020-300000 Option Code Cycle 030000-100000-200000-300000 030000-100000-200000-300000 030000-100000-200000-300000 Installation2 050030-100700-200000-300000 050030-100700-200000-300000 050030-100700-200000-300000 2-34 Samsung Electronics...
  • Page 40 Factory Charging [g] Additional Refrigerant (Over 7.5m, for every 1m) [g] Basic Piping Length [m] Max. Piping Length [m] Max. Level Difference [m] Standard 01E2FC-105020-276975-372005 01E2FC-105020-278C9B-37200D Installation1 020410-100000-200020-300000 020410-100000-200020-300000 Option Code Cycle 030000-100000-200000-300000 030000-100000-200000-300000 Installation2 050030-100700-200000-300000 050030-100700-200000-300000 Samsung Electronics 2-35...
  • Page 41 Additional Refrigerant (Over 7.5m, for every 1m) [g] Basic Piping Length [m] Max. Piping Length [m] Max. Level Difference [m] Standard 0112FF-19542B-2A343B-371440 0112FF-19345E-27484F-371540 0113FF-193572-205A5E-371700 0113FF-193593-206975-371700 Installation1 020010-100011-200000-300000 020010-100041-200000-300000 020010-100000-200000-300000 020010-100000-200000-300000 Option Code Cycle 030000-100000-200000-300000 030000-100000-200000-300000 030000-100000-200000-300000 030000-100000-200000-300000 Installation2 050030-100700-200000-300000 050030-100700-200000-300000 050030-100700-200000-300000 050030-100700-200000-300000 2-36 Samsung Electronics...
  • Page 42 Additional Refrigerant (Over 7.5m, for every 1m) [g] Basic Piping Length [m] Max. Piping Length [m] Max. Level Difference [m] Standard 0112FF-19542B-2A343B-371440 0112FF-19345E-27484F-371540 0113FF-193572-205A5E-371700 0113FF-193593-206975-371700 Installation1 020010-100011-200000-300000 020010-100041-200000-300000 020010-100000-200000-300000 020010-100000-200000-300000 Option Code Cycle 030000-100000-200000-300000 030000-100000-200000-300000 030000-100000-200000-300000 030000-100000-200000-300000 Installation2 050030-100700-200000-300000 050030-100700-200000-300000 050030-100700-200000-300000 050030-100700-200000-300000 Samsung Electronics 2-37...

  • Page 43: Specifications Of Optional Items

    2-6-1. Accessories ■ AC***DN4DCG Item Description Code No. Q’ty Remark ASSY DRAIN-HOSE DB94-02719B CABLE TIE DB65-00191A SEAL-DRAIN ASSY DB62-05810A SEAL-DRAIN ASSY DB62-05810F SEAL-DRAIN ASSY DB62-05810G Indoor Unit CARD WARRANTY 6801-002246 MANUAL USERS DB68-12963A MANUAL INSTALL DB68-12953A BRACKET-CONDUIT DB61-05788A HOLDER-HOSE DB61-06904A 2-38 Samsung Electronics...
  • Page 44 AC009DN1DCG AC018DN1DCG AC012DN1DCG DB69-01947A,B PAD INSTALL DB69-03017C,D SEAL-DRAIN ASSY DB62-05810A HOSE DRAIN-JOINT DB94-01258C GROMMET-HANGER DB63-00237A MANUAL USERS DB68-12963A MANUAL INSTALL DB68-12953A Indoor Unit INSULATION-BASE DB72-00401C CABLE TIE DB65-10088C CARD WARRANTY 6801-002246 BRACKET-BUSHING DB61-04340A BRACKET-HOLDER DB61-07701A HOLDER-HOSE DB61-06904A Samsung Electronics 2-39...
  • Page 45 Accessories (cont.) ■ AC***DNNDCG Item Description Code No. Q’ty Remark ASSY DRAIN-HOSE DB68-06964B CABLE TIE DB65-10088C SEAL-DRAIN ASSY DB68-11028M SEAL-DRAIN ASSY DB62-11028H SEAL-DRAIN ASSY DB62-11028J Indoor Unit MANUAL USERS DB68-12927A MANUAL INSTALL DB68-12928A CARD WARRANTY 6801-002246 BRACKET-CONDUIT DB61-05788A HOLDER-HOSE DB61-06904A 2-40 Samsung Electronics...
  • Page 46 Description Code No. Q’ty Remark MANUAL USERS DB68-12925A MANUAL INSTALL DB68-12926A INSULATION-COVER BAND DB62-04318S INSULATION-HOSE DB62-11028M INSULATION-HOSE D DB62-11028E ASSY DRAIN HOSE DB62-11028F Indoor Unit INSULATION-TUBE OUT DB94-06964B GROMMET-HANGER DB63-00237A CARD WARRANTY 6801-002246 CABLE TIE 6501-001110 HOLDER-HOSE DB61-06904A Samsung Electronics 2-41...
  • Page 47 Accessories (cont.) ■ A C***DNADCG, AC***DNTDCG Q’ty Item Description Code No. Remark AC***DNADCG AC***DNTDCG ASSY WIRELESS DB96-25924H REMOCON DB68-13029A MANUAL USERS DB68-12929A Indoor Unit DB68-13028A MANUAL INSTALL DB68-12930A CARD WARRNATY 6801-002246 2-42 Samsung Electronics...
  • Page 48 Accessories (cont.) ■ AC***DN6DCG Item Description Code No. Q’ty Remark ASSY DRAIN-HOSE DB94-02719B CABLE TIE DB65-00191A SEAL-DRAIN ASSY DB62-05810A SEAL-DRAIN ASSY DB62-05810F SEAL-DRAIN ASSY DB62-05810G Indoor Unit MANUAL USERS DB68-12964A MANUAL INSTALL DB68-12954A CARD WARRANTY 6801-002246 BRACKET-CONDUIT DB61-05788A HOLDER-HOSE DB61-06904A Samsung Electronics 2-43...
  • Page 49 Accessories (cont.) ■ A C***DNJDCG Item Description Code No. Q’ty Remark ASSY WIRELESS REMOCON DB96-25924H MANUAL USERS DB96-12931A MANUAL INSTALL DB96-12932A Essential Offer (Indoor Unit) CARD WARRNATY 6801-002246 SEAL-INSTALL OUTLET B62-05580V SEAL-PIPE SVC DB62-05691C CABLE TIE DB65-10088C 2-44 Samsung Electronics...
  • Page 50 Accessories (cont.) ■ AC***DNZDCG Q’ty Item Description Code No. Remark AC***DNZDCG CARD WARRANTY 6801-002246 MANUAL USERS DB68-12955B Indoor Unit MANUAL INSTALL DB68-12955A Samsung Electronics 2-45...
  • Page 51 Accessories (cont.) ■ AC***DXSCCG, AC***DXADCG, AC***DXSCCF Q’ty AC024BXADCH AC009DXSCCG AC030BXADCH Item Description Code No. Remark AC018DXSCCG AC030DXSCCF AC012DXSCCG AC018DXSCCF AC036BXADCH AC024DXSCCF AC024DXADCG AC036DXSCCF AC018DXADCG AC042BXADCH AC048BXADCH DB68-13024A MANUAL INSTALL DB68-12956A DB67-01533A RUBBER-LEG DB73-00179A Outdoor Unit DB73-20134A SEAL DRAIN DB63-10355C DB67-20011A DRAIN-PLUG DB67-00806A 2-46 Samsung Electronics...

  • Page 52: Disassembly And Reassembly

    3. Disassembly and Reassembly ■ Necessary Tools Item Remarks +SCREW DRIVER Adjustable Wrench (8mm, 10mm, 13mm) M6, M8 Hex Wrench Samsung Electronics...

  • Page 53: Indoor Unit

    3) Remove the 3 COVER SCREW as shown in the figure. 4) Remove the 6 screws fixed in PANEL and then remove the PANEL. (Use +Screw Driver) 5) Press the left and right PANEL HOOK and then separate the PANEL from the indoor unit. Samsung Electronics...
  • Page 54 6) Open the GRILLE and then separate the CLIP FILTER WIRE. (Continues) 7) Remove the screws fixed in COVER DISPLAY, COVER MOTOR RIGHT and then remove the COVER DISPLAY, COVER MOTOR RIGHT. (Use +Screw Driver) 8) Disconnect the connector. (Remote control receiver PBA and Display PBA) Samsung Electronics...
  • Page 55 10) Remove the 4 HINGE and then separate the BLADE H. 11) Separate the SENSOR HUMIDITY. 12) Remove the 4 screws fixed in GUIDE AIR and then remove the GUIDE AIR. (Use +Screw Driver) 13) Separate the PLATE. Samsung Electronics...
  • Page 56 Disassembly and Reassembly Parts Procedure Remark 1) Separate 8 connecters on the PCB of the Indoor Unit. 2) Separate the Control In from the Indoor Unit. Drain Sub 1) Push the hook on the Drain Sub to separate it. Samsung Electronics...
  • Page 57 1) Undo fixing screw in the Heat Exchanger. (Use +Screw Driver) 2) Separate an Indoor Sensor from the Heat Exchanger. 3) Separate the Heat Exchanger from the Indoor Unit. Push the hook and separate the Sensor Gas Sensor Do not push the hook excessively. Samsung Electronics...
  • Page 58 Disassembly and Reassembly Parts Procedure Remark Cross Fan 1) Undo 3 fixing screws on the Cover Fan Motor. (Use +Screw Driver) 2) Separate the Cover Fan Motor from the Indoor Unit. 3) Separate the Cross Fan from the Indoor Unit. Samsung Electronics...
  • Page 59 Disassembly and Reassembly Parts Procedure Remark Drain Pump 1) Separate fixing screw in the Cover Drain Pump. (Use +Screw Driver) 2) Separate the Drain Hose from the Drain Pump. 3) Separate the Drain Pump from the Indoor Unit. Samsung Electronics...
  • Page 60 Wi-Fi Module from Cover Display 2) Disassemble the Wi-Fi Connector (5Pin, Yellow) from Indoor unit's Main PBA 3) Seperate the Wi-Fi Wire ※ Check the Wi-Fi Module direction when the module is replaced. Refer imprinted sign of cover display Samsung Electronics...
  • Page 61 3) Remove the 3 COVER SCREW as shown in the figure. 4) Remove the 7 screws fixed in PANEL and then remove the PANEL. (Use +Screw Driver) 5) Press the left and right PANEL HOOK and then separate the PANEL from the indoor unit. 3-10 Samsung Electronics...
  • Page 62 WIRE. FILTER (Continues) 7) Remove the screws fixed in COVER DISPLAY, COVER MOTOR RIGHT and then remove the COVER DISPLAY, COVER MOTOR RIGHT. (Use +Screw Driver) 8) Disconnect the connector. (Remote control receiver PBA and Display PBA) Samsung Electronics 3-11...
  • Page 63 13) Remove the 4 HINGE and then separate the BLADE H. 14) Separate the SENSOR HUMIDITY. 15) Remove the 5 screws fixed in GUIDE AIR and then remove the GUIDE AIR. (Use +Screw Driver) 16) Separate the PLATE. 3-12 Samsung Electronics...
  • Page 64 2) Remove the 6 screws fixed in DRAIN PAN. (Use +Screw Driver) 3) Remove the 2 HOOK fixed in DRAIN PAN and then separate from the indoor unit. When disassembling the PAN, be careful not to touch the heat exchanger board with a bare hand. Samsung Electronics 3-13...
  • Page 65 PCB, as shown in the picture. Turn off the power necessarily in case of contact pan area. Be careful, it may cause injury on the sharp sides of the pan. 3) Separate the electrical equipment parts from the indoor unit. 3-14 Samsung Electronics...
  • Page 66 And then separate the DRAIN HOSE from the DRAIN PUMP. 3) Separate the DRAIN PUMP from the indoor unit. DRAIN SUB 1) Remove the screw fixed in DRAIN SUB. (Use +Screw Driver) 2) Hold the HOOK of DRAIN SUB and separate Samsung Electronics 3-15...
  • Page 67 2) Separate the indoor unit SENSOR from the Heat Exchanger. 3) Separate the EEV connector from the PCB. 4) Separate the Heat Exchanger from the indoor unit. 5) Separate the EXPANSION COIL from the EEV BODY. (When servicing the EEV) 3-16 Samsung Electronics...
  • Page 68 HOLDER FAN and surface of ASSY CROSS FAN_L should be consistent. 3) Separate the COVER FAN MOTOR from the indoor unit. 4) Remove the screw fixed in CROSS FAN. (Use +Screw Driver) 5) Separate the CROSS FAN from the indoor unit. Samsung Electronics 3-17...
  • Page 69 Cover Display 2) Disassemble the Wi-Fi Connector (5Pin, Yellow) from Indoor unit's Main PBA 3) Seperate the Wi-Fi Wire ※ Check the Wi-Fi Module direction when the module is replaced. Refer imprinted sign of cover display 3-18 Samsung Electronics...
  • Page 70 ■ 4-Way Cassette: AC***DN4DCG Parts Procedure Remark Panel 1) Pull two levers below Samsung logo to open (PC4N*FMUNW) the grille. 2) Detach the safety clip and white link from the panel. 3) Remove the 2 fixed screws to remove the Control-B ox Cover.
  • Page 71 4 panel corners. 7) Press the Steel Hangers at both sides of the panel inwards, and rotate them 90 degrees to remove it from the indoor unit’s Hock. Remove the panel from the indoor unit. 3-20 Samsung Electronics...
  • Page 72 10) Remove the 1 fixed screw to remove the cover back. ( Use + Screw Driver ) 11) Remove the filament tape 12) Seperate the Wi-Fi Wire ※ Check the Wi-Fi Module direction when the module is replaced. Refer imprinted sign of cover display Samsung Electronics 3-21...
  • Page 73 1) Disconnect the Connector Wire that is Control-Box connected to the indoor unit’s PBA from the PBA. 2) Unscrew the 2 fixed screws on both sides of the Control Box, and disassemble the Control Box from the indoor unit. (Use +Screw Driver) 3-22 Samsung Electronics...
  • Page 74 Control-Box to remove it. Drain Pan 1) Unscrew the screws on the 4 corners of the indoor unit. (Use +Screw Driver) 2) Remove the Drain Pan from the indoor unit. Samsung Electronics 3-23...
  • Page 75 Drain-Hose fixed on the side of the indoor unit. (Use +Screw Driver) Evap. 1) Use your hand to remove the temperature Temperature sensor attached to the Evap Pipe along with Sensor the fixing clip. 3-24 Samsung Electronics...
  • Page 76 ** Guide-Air is applied in AC036/048/060DN4DKG only.) Section Indicated Section Indicated 2) Remove the screws of the 2 Steel Holder Evaps that are used to fix the Heat Exchanger, and then remove it. (Use +Screw Driver) Samsung Electronics 3-25...
  • Page 77 (Use +Screw Driver) Evaporator 3) Remove the screw of the Cover Pipe that is used to fix the In/Out Pipe. Remove the In/Out Pipe. (Use +Screw Driver) 4) Remove the Heat Exchanger from the indoor unit’s cabinet. 3-26 Samsung Electronics...
  • Page 78 3) Remove the 2 fixed screws to remove the Control-Box Cover. (Use +Screw Driver) 4) Remove the remote control-receiver, blade conector and humidity sensor wires from the PBA. (4EA) 5) Push the 4 panel corners and cover downwards to remove it. Samsung Electronics 3-27...
  • Page 79 6) Disassemble the bolts that are assembled with the indoor unit at the 4 panel corners. 7) Press the Hangers at both sides of the panel inwards, to remove it from the indoor unit’s hook.Remove the panel from the indoor unit. 3-28 Samsung Electronics...
  • Page 80 - By using-driver, disassemble the Wi-Fi Module from Cover Display 7) Disassemble the Wi-Fi Connector (5Pin, Yellow) from indoor unit's Main PBA 8) Remove the 1 fixed screw to remove the cover back. (Use+Screw Driver) 9) Remove the filament tape Samsung Electronics 3-29...
  • Page 81 ※ Check the Wi-Fi Module direction when the module is replaced. Refer imprinted sign of cover display Blade 1) Remove the hinge-blade and blade. Display PBA 1) Remove the cover display. 2) Remove the cover PBA from the cover display. 3-30 Samsung Electronics...
  • Page 82 Humidity Sensor 1) Remove the humidity sensor from the panel. Step motor 1) Unscrew 2 screws on cover motor. (Use +Screw Driver) 2) Remove 2 cover motor. 3) Remove the 2 fixed screws and disassemble the step motor. (Use +Screw Driver) Samsung Electronics 3-31...
  • Page 83 1) Disconnect the Connector Wire that is connected to the indoor unit’s PBA. 2) Unscrew the 2 fixed screws on both sides of the Control Box, and disassemble the Control Box from the indoor unit.(Use +Screw Driver) 3-32 Samsung Electronics...
  • Page 84 2) Push the Bell-Mouth in the direction opposite to where it’s installed on the Control-Box to remove it. Drain Pan 1) Unscrew the screws on the 4 corners of the indoor unit.(Use +Screw Driver) 2) Remove the Drain Pan from the indoor unit. Samsung Electronics 3-33...
  • Page 85 Drain-Hose fixed on the side of the indoor unit. (Use +Screw Driver) Evap. 1) Use your hand to remove the temperature Temperature sensor attached to the Evap Pipe along with Sensor the fixing clip. 3-34 Samsung Electronics...
  • Page 86 1) Remove the screws of the Steel Holder Evaps that are used to fix the Heat Exchanger, and then remove it. (Use +Screw Driver) 2) Remove the 2 fixing screws of the Partition Evap at the Heat Exchanger’s In/Out Pipe. (Use +Screw Driver) Samsung Electronics 3-35...
  • Page 87 In/Out Pipe.Remove the In/Out Pipe. (Use +Screw Driver) 4) Remove the Heat Exchanger from the indoor unit’s cabinet. Gas Sensor 1) Remove the screw, and pull the R32 Sensor slightly. (Use +Scre Driver) 2) Disconnect the connector wire. 3-36 Samsung Electronics...
  • Page 88 Panel. (Use +Screw Driver) 3) Pull the hook of Panel and then separate the Panel from the Indoor Unit. Panel ▶ Open type Panel 1) Rotate the outside Panel to counterclockwise direction and then separate it. Samsung Electronics 3-37...
  • Page 89 4) Pull up the Filter from the Grill and separate it. Control Box 1) Remove 2ea of screws which is fixed to the Indoor Unit upper part.(Use +Screw Driver) 2) Rotate the Guard Fan to counterclockwise direction and separate it 3-38 Samsung Electronics...
  • Page 90 +Screw Driver) 4) Put finger in the "PULL" marked groove and then pull up the Cover 5) Put finger in the "PULL" marked groove and then avoids the hook and it opens the Control Box Cover Samsung Electronics 3-39...
  • Page 91 Disassembly and Reassembly Parts Procedure Remark Control Box 6) Separate the connectors from the Control Box. 7) Remove the ground screw. (Use +Screw Driver) Wi-Fi Module 1) Check the Wi-Fi module. Squre Type Circle Type 3-40 Samsung Electronics...
  • Page 92 2) Disassemble the Wi-Fi Connector (5Pin, Yellow) from Indoor unit's Main PBA 3) Disassemble the Wi-Fi Module from Indoor unit. ※ Check the Wi-Fi Module direction when the module is replaced. Samsung Logo, it is upside Wire's U-trap is down side Samsung Electronics 3-41...
  • Page 93 1) Remove the 3ea of screws. (Use +Screw Driver) Drain Pan 2) Push the hook and separate the Cover. Damage can occur to product in case of use a sharp tool. 3) Remove the screw which is fixed to Booster Fan. (Use +Screw Driver) 3-42 Samsung Electronics...
  • Page 94 Disassembly and Reassembly Parts Procedure Remark Top Cover & 4) Pull the Booster Fan connector and separate the Drain Pan connector. 5) Remove the 4ea of screws (Use +Screw Driver) 6) Push the hook and separate the Cover. Samsung Electronics 3-43...
  • Page 95 Cover. (Use +Screw Driver) 8) Remove the 2ea of screws. (Use +Screw Driver) 9) Push the hook and separate the Cover. 10) Remove 8ea of screws. (Use +Screw Driver) 11) Separate the Indoor Unit upper part from the Body. 3-44 Samsung Electronics...
  • Page 96 12) Remove the 3ea of screws. (Use +Screw Driver) Drain Pan 13) Pull the hook that is on the side and separate the Cover. Drain Pump & 1) Separate the Drain Hose from the Drain Pump. Hose Samsung Electronics 3-45...
  • Page 97 (Use Monkey Spanner) Temperature 1) Remove 6ea of screws which are fixed to Sensor Evaporator and separate the Partition. 2) Separates the Temperature Sensor which is fixed to Evaporator Pipe with the fixing clip together by the hand. 3-46 Samsung Electronics...
  • Page 98 When assemble, be careful with the interference structure of piping projecting p 3) Separate the Evaporator from the Indoor Unit. If you remove the Evaporator with bare hands, it may injure your hands, gloves must be worn. Samsung Electronics 3-47...
  • Page 99 3) Unscrew 1 screw. Slide Cover Case to the right and disassemble it. 4) Push the hook and separate the ASSY CASE PCB 5) Use a flathead screwdriver to turn each of the square holes and remove the back cover. 3-48 Samsung Electronics...
  • Page 100 2) Disassemble the Cover Blower Upper with pushing its hook. 3) Disassemble the Cover Control. - Unscrew 2 screws 4) Disassemble Motor Wires connected to the inside of PCB. 5) Disassemble the band Motor for fixing the Motor. - Unscrew 2 screws Samsung Electronics 3-49...
  • Page 101 6) After disassembling the Motor and Blower for the set, disassemble the Blower by use of 3mm wrench. Drain Pan 1) Disassemble the Cabinet Top Evap. - Unscrew 4 screws. 2) Disassemble the Drain Cushion from the set. 3-50 Samsung Electronics...
  • Page 102 2) Disassemble the Support Evap RH. - Unscrew 4 screws 3) Disassemble the refrigerant temperature sensor, Inlet air temperature sensor, and EEV wire that connected to the inside of PCB. 4) Disassemble the Evaporator form the set. Samsung Electronics 3-51...
  • Page 103 Disassembly and Reassembly Parts Procedure Remark Control In 1) Disassemble the control. - Unscrew 4 screws 2) Disassemble the control box form the set. 3-52 Samsung Electronics...

  • Page 104: Flow Switch

    1) Disassemble the Drain Pump. &Flow-switch - Unscrew 2 screws - Cut 2 tie 2) Disassemble the Drain Pump and Flow-switch wire that connected to the inside of PCB. 3) Disassemble Drain Pump &Flow-switch from the set. Samsung Electronics 3-53...
  • Page 105 - Unscrew 10 screws 2) Disassemble the 2 Case Blower Bottom. - Unscrew 4 screws 3) Disassemble the Cover Control. - Unscrew 2 screws 4) Disconnect the motor wire. 5) Disassemble the 2 Holder Motor. - Unscrew 2 screws. 3-54 Samsung Electronics...
  • Page 106 - Unscrew 4 screws. Drain Pan & 1) Disassemble the Cabinet Bottom Evap. Drain Pump - Unscrew 7 screws. 2) Pull the Drain Pan Out. 3) Disassemble the drain Pump. - Unscrew 4 screws and disassemble 2 conectors. Samsung Electronics 3-55...
  • Page 107 1) Disassemble the Support Evap. - Unscrew 1 screws. 2) Disassemble the Cover Pipe. - Unscrew 2 screws. 3) Disconnect the wire between assy control out and Evap. 4) Disassemble the Evap. - Unscrew 3 screws. Then pull the Evap out 3-56 Samsung Electronics...
  • Page 108 - Disconnect the 3 Hooks. 3) Seperate the Wi-Fi housing from the PCB. 4) Passe the wire through the hole and remove Wi-Fi module completely. Cushion 1) Pull out the Cushion. 2) Disassemble the Seal Cushion LF. - Unscrew 1 screws Samsung Electronics 3-57...
  • Page 109 1) Disassemble the both of Case Blower Out. Bracket Motor - Unscrew 4 screws 2) Disassemble the Bracket Motor. - Unscrew 6 screws Control 1) Disassemble the Case Control. - Unscrew 2 screws Frame 1) Disassemble the Frame. - Unscrew 6 screws 3-58 Samsung Electronics...
  • Page 110 2) Disassemble the Cover Control. - Unscrew 2 screws 3) Disassemble the Cabinet Bottom Evap. - Unscrew 8 screws Drain & Evap 1) Disassemble the Drain Pan from the set. 2) Disassemble the 3 Case Blower Bottom. - Unscrew 6 screws. Samsung Electronics 3-59...
  • Page 111 4) Disconnect the wire between assy control out and Evap. 5) Disassemble the Cover Pipe. - Unscrew 2 screws. 6) Disassemble the Support Evap. - Unscrew 1 screws. 7) Disassemble the Evap. - Unscrew 3 screws 3-60 Samsung Electronics...
  • Page 112 - Unscrew 1 screw and lower the case. 2) Disassemble the Wi-Fi Module. - Disconnect the 3 Hooks. 3) Seperate the Wi-Fi housing from the PCB. 4) Passe the wire through the hole and remove Wi-Fi module completely. Samsung Electronics 3-61...
  • Page 113 Blower by use of 3mm wrench. 4) Disassemble the 3 Case Blower Top. - Unscrew 6 screws. 5) Disassemble the Bracket Motor. - Unscrew 6 screws. 6) Disassemble the 3 Case Blower Out. - Unscrew 6 screws. 3-62 Samsung Electronics...
  • Page 114 2) Disassemble the Assy Cushion Right. - Unscrew 1 screws 3) Disassemble the Seal Cushion LF. - Unscrew 1 screws Control 1) Disassemble the Case Control. - Unscrew 3screws Frame 1) Disassemble the Frame. - Unscrew 6 screws Samsung Electronics 3-63...
  • Page 115 3) Detach the Humidity Sensor from the hooks of Body Front. 4) Release 4 screws on the Body Front ( Ⓒ ⓒ ⓒ 5) Open the Body Front ( Ⓒ ) by pulling from bottom of the part. ⓒ ⓒ 3-64 Samsung Electronics...
  • Page 116 1) Remove the 2 screws and open the cover of (Continues) Control Box ( ⓓ ⓓ ⓓ 2) Pull the PBA out along the slide guide. 3) Cut the Cable tie. 4) Pull all wires out from the PBA. Samsung Electronics 3-65...
  • Page 117 6) Release 2 Hold Wires and pull all wires out from it . 7) Pull the Wi-Fi Module to the right and lift 8) Cut 1 Cable Tie and release 2 Holder Wires. 9) Remove 1 screw. Seperate the Gas Sensor and disconnect the connector wire. 3-66 Samsung Electronics...
  • Page 118 Disassembly and Reassembly Parts Procedure Remark Blowing & 1) Pull the Bracket Pipe ( ⓔ )out. Evap Part (Continues) 2) Release 2 screws and pull Top Discharge Kit ( ⓕ ) out. Samsung Electronics 3-67...
  • Page 119 . This part is right side of the Bottom Discharge Kit ( ⓖ 5) Pull Bottom Discharge Kit ( ⓖ ) Out from the bottom of it. 6) Release 3 screws and pull the Evap out from top to bottom direction. 3-68 Samsung Electronics...
  • Page 120 3) Release 6 screw on the Body Back ( ⓚ Pull the Cap MPI ( ⓛ ), Bracket Wire ( ⓜ and Bracket Motor ( ⓝ ) out. 4) Pull the MPI Kit ( ) and Motor ⓞ Samsung Electronics 3-69...
  • Page 121 2) Detach FILTER PRE from the PANEL FRONT. 3) The COVER PANEL is fixed to body by hooks in center and side area. 4) Separate the hook pulling end of the COVER PANEL as shown in figures. (Watch out for the damage of hooks) 3-70 Samsung Electronics...
  • Page 122 - Need to check all bottom hooks in holes of the main frame before you push to assemble. Caution: - Assemble(push) side hooks. - Assemble(push) center 5 hooks each. Samsung Electronics 3-71...
  • Page 123 (use (+) Screw Driver) 8) To detach the PANEL FRONT from the main frame, loosen 4 hook structures. When separate the hooks: pull out each ribs near the hooks as shown in figures. (Watch out for the damage of hooks) 3-72 Samsung Electronics...
  • Page 124 1) To open the CONTROL-IN, raise the side flanges of the PLATE-RIGHT at an angle and unlock 2 hooks. 2) To detach the CONTROLIN, unfasten a screw back of the PLATE-LEFT as shown in figures. (use (+) Screw Driver) Samsung Electronics 3-73...
  • Page 125 When you separate the connector, pull pressing the locking button. 5) Separate Blade Moter wire as shown in figures. Caution: When you separate the connector, pull pressing the locking button. 6) Cut off the Cable Tie tied up wires. 3-74 Samsung Electronics...
  • Page 126 (Please loosen remaining connectors before detaching CASECONTROL. Caution: When you separate the connector, pull pressing the locking button 9) Put down of the HOLDER PIPE and push up the hook and lean side the case as shown in figures. Samsung Electronics 3-75...
  • Page 127 Procedure Remark TRAY DRAIN 1) To detach the TRAY DRAIN from the main frame, pull the bottom of the TRAY DRAIN and it leans toward to you as shown in figures. 2) Pull out the Drain Hose. 3-76 Samsung Electronics...
  • Page 128 (Watch out for the damate of hooks) 3) Remove the HOLDER PIPE. 4) Unfasten a screw of the Fan Moter side. (Use (+) Screw Driver.) 5) Unfasten 2 screws of the opposite side of the Fan Moter. (Use (+) Screw Driver.) Samsung Electronics 3-77...
  • Page 129 Disassembly and Reassembly Parts Procedure Remark EVAPORATOR 6) Pull up the EVAPORATOR of the opposite side of the Fan Moter. 7) loosen a hook of the Fan Moter side. 8) Pull up the EVAPORATOR toward to you. 3-78 Samsung Electronics...
  • Page 130 2) Unwind the Moter Wire. 3) Detach the COVER MOTER. 4) Unfasten a screw of the CROSS FAN a little. (Use (+) Screw Driver.) 5) Raise up the CROSS FAN of the left side and pull out from the Moter. Samsung Electronics 3-79...
  • Page 131 5) Loosen connector wire (white) and detach the humidity sensor and temperature sensor. 6) To detach the FRONT-PANELthe main frame, unfasten 2 screw at the bottom. (use + Screw Driver ) 7) Take off the FRONT-PANEL,lifting up the bottom 3-80 Samsung Electronics...
  • Page 132 2 screws. (use + ScrewDriver) 3) To detach TRAY-DRAIN from the main frame, pull the bottom of the TRAY-DRAIN towards you. 4) To detach TRAY-DRAIN from the main frame, pull the bottom of the TRAY-DRAIN towards you. Samsung Electronics 3-81...
  • Page 133 Remark CONTROL IN 1) Unfasten the earth screw.(use + ScrewDriver) 2) Detach the temperature sensor (IN/OUT). 3) Detach the COVER-CONTROL. 4) Loosen MOTOR wires(white). 5) Take off the CASE-CONTROL from the main frame. (use + Screw Driver) 3-82 Samsung Electronics...
  • Page 134 When you separate the connector, pull pressing the locking button. ③ EEV (CN802) Caution When you separate the connector, pull pressing the locking button. ④ EVA IN/OUT Temperature sensor (CN401) Caution When you separate the connector, pull pressing the locking button. Samsung Electronics 3-83...
  • Page 135 ⑭ IDU ↔ ODU COMMUNICAITON (CN303) Caution When you take off the PBA, don’t touch the components. Please hold the PBA both side. ⑮ AC POWER (CNP101) Caution When you separate the connector, pull pressing the locking button. 3-84 Samsung Electronics...
  • Page 136 2) Unfasten the screw at the left side. (use + ScrewDriver) 3) Detach the HOLDER PIPE. (use + Screw Driver) 4) Detach the BRACKET-EVAP. (use + Screw Driver) 5) Detach the HOLDER EVAP. (use + Screw Driver) Samsung Electronics 3-85...
  • Page 137 1) Loosen 6 fixing screws of HOLDER-MOTOR & CROSS FAN 2) unfasten the screw a little. (use + Screw Driver) 3) unfasten the screw a little and pull the MOTOR FAN to the right side. (use + Screw Driver) 3-86 Samsung Electronics...
  • Page 138 Disassembly and Reassembly Parts Procedure Remark FAN MOTOR 4) Loosen 1 fixing screws of HOLDER-FAN. & (use + Screw Driver) CROSS FAN 5) unfasten the screw a little. (use + Screw Driver) Samsung Electronics 3-87...
  • Page 139 2) Disconnect the Connector Wire that is connected to the indoor unit's PBA 3) Unscrew the 1 fixed screw on corner of the PBA, and 3 fixed PBA HOLDER, and disassemble the indoor unit. (Use + Screw Driver) 3-88 Samsung Electronics...
  • Page 140 Remark 1) Loosen 1 of the front screw and detach WIFI module the Cover-wifi 2) Detach the case-pcb from Cover-wifi 1) Lossen 11 of the front screw (CCW) and R32 gas sensor detach the Cabinet Front Down. Samsung Electronics 3-89...
  • Page 141 Procedure Remark 2) Lossen 1 of the screw and detach the Assy Holder 3) Pull the hook to detach the R32 gas sensor from the assy holder. 4) detach the connector connected to the r32 gas sensor. 3-90 Samsung Electronics...
  • Page 142 2) Loosen 2 of the Left side screw(CCW). 3) Loosen 5 of the front screw(CCW) and detach the 2 Bracket drain and 1 Bracket 4) Pull the Heat Exchanger and Drain. 5) Detach the Drain from indoor Unit. Samsung Electronics 3-91...
  • Page 143 3) Loosen 5 of the front screw(CCW) and detach the 2 Bracket drain and 1 Bracket Low. 4) Disconnect the Connector Wire that is connected to the Heat Exchanger. 5) Pull the Heat Exchanger and Drain. 6) Detach the Heat Exchanger. 3-92 Samsung Electronics...
  • Page 144 1) Loosen 11 of the front screw (CCW) and (Continues) detach the Cabinet Front Down. 2) Loosen 6 of the Front screw(CCW) and detach the Bracket. 3) Disconnect the Connector Wire that is connected to the Motor. 4) Pull the A'ssy Fan Blower. Samsung Electronics 3-93...
  • Page 145 Disassembly and Reassembly Parts Procedure Remark FAN & MOTOR 6) Loosen 4 of the screw and 1 nut on the CASE and Detach the motor and fan. 3-94 Samsung Electronics...

  • Page 146: Outdoor Unit

    1) Loosen each screws and detach the cabi Top cover. 2) Loosen screws of the cabi front and detach it. 3) Remove the 4 Cond Bar from the holder of outdoor unit cabinet. * This process is supported by heating models only Samsung Electronics 3-95...
  • Page 147 5) Loosen screws from the Cabi Side Rh and detach it. Fan & Motor 1) Detach the Nut Flange like the picture on the right side. (Turn clockwise because the screw is left-handed.) (Use Monkey Spanner.) 3-96 Samsung Electronics...
  • Page 148 3) Loosen 4 fixing screws to detach the Motor. (Use Monkey Spanner.) 4) Remove the control box 5) Unscrew 3points 6) Remove the motor wire 7) Loosen fixing bolts and detach the Bracket Motor Base Heater 1) Loosen fixing screw and deatach the Base Heater Samsung Electronics 3-97...
  • Page 149 Remark Assy Control Out 1) Remove the control box 2) Unscrew 3points 3) Remove the motor wire 4) Detach several connectors from the Assy Control Out. 5) Detach several connectors from the PCB of Assy Control Out. 3-98 Samsung Electronics...
  • Page 150 4) Detach the Heat Exchanger. Compressor 1) Loosen the nut and detach the Compressor Lead Wire. (Use Monkey Spanner.) 2) Loosen the bolts at the bottom of Compressor like the picture on the right side. (Use Monkey Spanner.) Samsung Electronics 3-99...
  • Page 151 3) Unscrew the numbers of screws on cable terminal block and separate power and communication ‘Ring’cables from terminal block. Ass’y cabinet 1) Unscrew and remove 10 screws on Cabinet- side rh side rh. (Use + Screw Driver) 3-100 Samsung Electronics...
  • Page 152 30 seconds later And Make sure that is impossible to connect and disconnect BLDC motor connector when the power is on) 3) Unscrew and remove 2 screws on of Assy Control out. Samsung Electronics 3-101...
  • Page 153 Motor. (Use + Screw Driver) Ass’y bracket 1) Unscrew and remove 2 screws on to take Motor apart Bracket Motor. (Use + Screw Driver) Base Heater 1) Loosen fixing screw and deatach the Base Heater 3-102 Samsung Electronics...
  • Page 154 3) Separate the pipe from the Entrance and Exist by using a welder. 4) Separate Heat Exchanger from Unit. When removing the Compressor, Heat Exchanger, and Pipe, Purge the Refrigerant inside the Compressor completely and remove the pipe with a weld-ing flame. Samsung Electronics 3-103...
  • Page 155 3) Unscrew the numbers of screws on cable terminal block and separate power and communication ‘Ring’cables from terminal block. Ass’y cabinet 1) Unscrew and remove 10 screws on Cabinet- side rh side rh. (Use + Screw Driver) 3-104 Samsung Electronics...
  • Page 156 30 seconds later And Make sure that is impossible to connect and disconnect BLDC motor connector when the power is on) 3) Unscrew and remove 2 screws on of Assy Control out. Samsung Electronics 3-105...
  • Page 157 3) Separate the pipe from the Entrance and Exist by using a welder. 4) Separate Heat Exchanger from Unit. When removing the Compressor, Heat Exchanger, and Pipe, Purge the Refrigerant inside the Compressor completely and remove the pipe with a weld-ing flame. 3-106 Samsung Electronics...

  • Page 158: Cabinet Installation

    1) Remove 9ea of screws which are fixed to each side of Cabinet Upper and separate it. (Use + Screw Driver) Cabinet-Installation 1) Remove a screw which is fixed to Cabinet- Front Part Installation Front Part and separate it. (Use + Screw Driver) Samsung Electronics 3-107...
  • Page 159 Guard and separate it. 2) Remove the 4ea of screws which are fixed to Outdoor Unit Guard and separate it. (Use + Screw Driver) Cabinet Rear RH 1) Pull out the sensor from the Cabinet Rear RH and separate it. 3-108 Samsung Electronics...
  • Page 160 2) Remove 9ea of screws which are fixed to each side of Cabinet Rear RH and separate it. (Use + Screw Driver) Cabinet-Installation 1) Remove a screw from the Rear Part Cabinet-InstallationRear Part and separate it. (Use +Screw Driver) Samsung Electronics 3-109...
  • Page 161 Disassembly and Reassembly Parts Procedure Remark Cabinet Front LF 1) Remove 10ea of screws from the Cabinet Front LF and separate it. (Use +Screw Driver) 3-110 Samsung Electronics...
  • Page 162 Disassembly and Reassembly Parts Procedure Remark Cabinet Front LF 1) Remove the 2 hex nuts like the picture on the right side. (Use Hexagon Wrench, Monkey Spanner, Hexagon Socket) Samsung Electronics 3-111...
  • Page 163 Motor and separate it. (Use +Screw Driver) 1) Remove 4ea of screws from the Base Base Heater heater and separate it. (Use +Screw Driver) (※ AC024BXADCH Only) 2) Separate the Base heater Wire connector from the Outdoor Unit Control Part. 3-112 Samsung Electronics...
  • Page 164 Disassembly and Reassembly Parts Procedure Remark Control Part 1) Separate the 4 connectors from the Outdoor Unit Control part. 2) Remove the 2ea screw which is fixed to Control Part. (Use +Screw Driver) 3) Separate the Control Part. Samsung Electronics 3-113...
  • Page 165 Compressor and then separate the Pipe by welding torch. EEV Valve 1) Remove 2ea of screws which are fixed to Service Valve and separate it. (Use +Screw Driver) 2) Separate the inlet and outlet pipes by welding torch 3-114 Samsung Electronics...
  • Page 166 (Use Hexagon Wrench, Monkey Spanner, Hexagon Socket) 2) Separate the Felt Compressor. 3) Remove the 3 hex nuts from the bottom of Compressor like the picture on the right side. (Use Hexagon Wrench, Monkey Spanner, Hexagon Socket) Samsung Electronics 3-115...
  • Page 167 Disassembly and Reassembly Parts Procedure Remark Condenser 1) Remove 3ea of screws which are fixed to Connection Part each side of Condenser Connection Part and separate it. (Use + Screw Driver) 3-116 Samsung Electronics...
  • Page 168 1) Remove 9ea of screws which are fixed to each side of Cabinet Upper and separate it. (Use + Screw Driver) Cabinet-Installation 1) Remove a screw which is fixed to Front Part Cabinet-Installation Front Part and separate it. (Use + Screw Driver) Samsung Electronics 3-117...
  • Page 169 Remark Outdoor Unit Guard 1) Pull out the sensor from the Outdoor Unit Guard and separate it. 2) Remove the 4ea of screws which are fixed to Outdoor Unit Guard and separate it. (Use + Screw Driver) 3-118 Samsung Electronics...
  • Page 170 Cabinet Rear RH 1) Pull out the sensor from the Cabinet Rear RH and separate it. 2) Remove 9ea of screws which are fixed to each side of Cabinet Rear RH and separate it. (Use + Screw Driver) Samsung Electronics 3-119...
  • Page 171 Disassembly and Reassembly Parts Procedure Remark Cabinet-Installation 1) Remove a screw from the Rear Part Cabinet-Installation Rear Part and separate it. (Use +Screw Driver) 3-120 Samsung Electronics...
  • Page 172 Disassembly and Reassembly Parts Procedure Remark Cabinet Front LF 1) Remove 10ea of screws from the Cabinet Front LF and separate it. (Use +Screw Driver) Samsung Electronics 3-121...
  • Page 173 Disassembly and Reassembly Parts Procedure Remark Cabinet Front LF 1) Remove the 2 hex nuts like the picture on the right side. (Use Hexagon Wrench, Monkey Spanner, Hexagon Socket) 3-122 Samsung Electronics...
  • Page 174 2) Remove 8ea of screws which are fixed to Motor. (Use +Screw Driver) 3) Separate the Motor Wire connector from the Outdoor Unit Control Part. Bracket Motor 1) Remove 2ea of screws from the Bracket Motor and separate it. (Use +Screw Driver) Samsung Electronics 3-123...
  • Page 175 Disassembly and Reassembly Parts Procedure Remark Control Part 1) Separate the 4 connectors from the Outdoor Unit Control part. 2) Remove the 2ea screw which is fixed to Control Part. (Use +Screw Driver) 3) Separate the Control Part. 3-124 Samsung Electronics...
  • Page 176 Compressor and then separate the Pipe by welding torch. EEV Valve 1) Remove 2ea of screws which are fixed to Service Valve and separate it. (Use +Screw Driver) 2) Separate the inlet and outlet pipes by welding torch Samsung Electronics 3-125...
  • Page 177 (Use Hexagon Wrench, Monkey Spanner, Hexagon Socket) 2) Separate the Felt Compressor. 3) Remove the 3 hex nuts from the bottom of Compressor like the picture on the right side. (Use Hexagon Wrench, Monkey Spanner, Hexagon Socket) 3-126 Samsung Electronics...
  • Page 178 Disassembly and Reassembly Parts Procedure Remark Condenser 1) Remove 3ea of screws which are fixed to Connection Part each side of Condenser Connection Part and separate it. (Use + Screw Driver) Samsung Electronics 3-127...
  • Page 179 1) Remove the 9 screws which is fixed to each side of Cabinet Upper and separate it. (Use + Screw Driver) Cabinet-Installation 1) Remove the 1 screw which is fixed to Front Part Cabinet-Installation Front Part and separate it. (Use + Screw Driver) 3-128 Samsung Electronics...
  • Page 180 Cabinet Rear RH 1) Pull out the sensor from the Cabinet Rear RH and separate it. 2) Remove the 4 screws which is fixed to each side of Cabinet Rear RH and separate it. (Use + Screw Driver) Samsung Electronics 3-129...

  • Page 181: Cabinet Installation

    1) Remove the 1 screw from the Rear Part Cabinet-Installation Rear Part and separate it. (Use +Screw Driver) Cabinet Front LF 1) Remove the 9 screws from the Cabinet Front LF and separate it. (Use +Screw Driver) 3-130 Samsung Electronics...
  • Page 182 Disassembly and Reassembly Parts Procedure Remark Cabinet Front LF 1) Remove the 2 fixing nuts like the picture on the right side. (Use Hexagon Wrench, Monkey Spanner, Hexagon Socket) Samsung Electronics 3-131...
  • Page 183 2) Remove the 8 screws which is fixed to Motor. (Use +Screw Driver) 3) Separate the Motor Wire connector from the Outdoor Unit Control Part. Bracket Motor 1) Remove the 2 screws from the Bracket Motor and separate it. (Use +Screw Driver) 3-132 Samsung Electronics...
  • Page 184 Disassembly and Reassembly Parts Procedure Remark Control Part 1) Separate the 4 connectors from the Outdoor Unit Control part. 2) Remove the 2 screws which is fixed to Control Part. (Use +Screw Driver) 3) Separate the Control Part. Samsung Electronics 3-133...
  • Page 185 Compressor and then separate the Pipe by welding torch. EEV Valve 1) Remove the 2 screws which is fixed to Service Valve and separate it. (Use +Screw Driver) 2) Separate the inlet and outlet pipes by welding torch 3-134 Samsung Electronics...
  • Page 186 Cover and separate it. (Use Hexagon Wrench, Monkey Spanner, Hexagon Socket) 2) Separate the Felt Compressor. 3) Remove the 3 bolts from the bottom of Compressor like the picture on the right side. (Use Hexagon Wrench, Monkey Spanner, Hexagon Socket) Samsung Electronics 3-135...
  • Page 187 1) Unscrew 2 fix screws under cable holders cable and remove. 2) Get rid of cable tie of communication cable. 3) Unscrew the numbers of screws on terminal block and separate power and communication ‘Ring’cables from terminal block. 3-136 Samsung Electronics...
  • Page 188 Parts Procedure Remark Ass'y cabinet 1) Unscrew and remove 9 screws on side RH Cabinet-side rh. (Use + Screw Driver) Ass'y cabinet 1) Unscrew and remove 8 screws on Assy front Cabinet Front. (Use + Screw Driver) Samsung Electronics 3-137...
  • Page 189 30 seconds later And Make sure that is impossible to connect and disconnect BLDC motor connector when the power is on) 3) Unscrew and remove 2 screws on of Assy Control out. 3-138 Samsung Electronics...
  • Page 190 Bracket Motor. (Use + Screw Driver) Belt heater 1) Detach the spring of belt heater to remove from compressor (Belt heater connecter is already removed from the Control part in the procedure 1 of No. 6.) Samsung Electronics 3-139...
  • Page 191 3) Separate the pipe from the Entrance and Exist by using a welder. 4) Separate Heat Exchanger from Unit. When removing the Compressor, Heat Exchanger, and Pipe, Purge the Refrigerant inside the Compressor completely and remove the pipe with a weld-ing flame. 3-140 Samsung Electronics...
  • Page 192 1) Unscrew the numbers of screws on cable terminal block and separate power and communication ‘Ring’cables from terminal block. Ass’y cabinet 1) Unscrew and remove 10 screws on side rh Cabinet-side rh. (Use + Screw Driver) Samsung Electronics 3-141...
  • Page 193 Disassembly and Reassembly Parts Procedure Remark Ass’y cabinet 1) Unscrew and remove 7 screws on Assy front Cabinet Front. (Use + Screw Driver) 3-142 Samsung Electronics...
  • Page 194 30 seconds later And Make sure that is impossible to connect and disconnect BLDC motor connector when the power is on) 3) Unscrew and remove 2 screws on of Assy Control out. Samsung Electronics 3-143...
  • Page 195 3) Separate the pipe from the Entrance and Exist by using a welder. 4) Separate Heat Exchanger from Unit. When removing the Compressor, Heat Exchanger, and Pipe, Purge the Refrigerant inside the Compressor completely and remove the pipe with a weld-ing flame. 3-144 Samsung Electronics...
  • Page 196 1) Remove 9ea of screws which are fixed to each side of Cabinet Upper and separate it. (Use + Screw Driver) Cabinet-Installation 1) Remove a screw which is fixed to Cabinet- Front Part Installation Front Part and separate it. (Use + Screw Driver) Samsung Electronics 3-145...
  • Page 197 Remark Outdoor Unit Guard 1) Pull out the sensor from the Outdoor Unit Guard and separate it. 2) Remove the 4ea of screws which are fixed to Outdoor Unit Guard and separate it. (Use + Screw Driver) 3-146 Samsung Electronics...
  • Page 198 Cabinet Rear RH 1) Pull out the sensor from the Cabinet Rear RH and separate it. 2) Remove 9ea of screws which are fixed to each side of Cabinet Rear RH and separate (Use + Screw Driver) Samsung Electronics 3-147...
  • Page 199 Cabinet-Installation 1) Remove a screw from the Rear Part Cabinet-Installation Rear Part and separate it. (Use +Screw Driver) Cabinet Front LF 1) Remove 10ea of screws from the Cabinet Front LF and separate it. (Use +Screw Driver) 3-148 Samsung Electronics...
  • Page 200 Disassembly and Reassembly Parts Procedure Remark Cabinet Front LF 1) Remove the 2 hex nuts like the picture on the right side. (Use Hexagon Wrench, Monkey Spanner, Hexagon Socket) Samsung Electronics 3-149...
  • Page 201 2) Remove 8ea of screws which are fixed to Motor. (Use +Screw Driver) 3) Separate the Motor Wire connector from the Outdoor Unit Control Part. Bracket Motor 1) Remove 2ea of screws from the Bracket Motor and separate it. (Use +Screw Driver) 3-150 Samsung Electronics...
  • Page 202 Disassembly and Reassembly Parts Procedure Remark Control Part 1) Separate the 4 connectors from the Outdoor Unit Control part. 2) Remove the 2ea screw which is fixed to Control Part. (Use +Screw Driver) 3) Separate the Control Part. Samsung Electronics 3-151...
  • Page 203 Compressor and then separate the Pipe by welding torch. EEV Valve 1) Remove 2ea of screws which are fixed to Service Valve and separate it. (Use +Screw Driver) 2) Separate the inlet and outlet pipes by welding torch 3-152 Samsung Electronics...
  • Page 204 (Belt heater connecter is already removed from the Control part in the procedure 1 of No. 11.) 4) Remove the 3 hex nuts from the bottom of Compressor like the picture on the right side. (Use Hexagon Wrench, Monkey Spanner, Hexagon Socket) Samsung Electronics 3-153...
  • Page 205 Disassembly and Reassembly Parts Procedure Remark Condenser 1) Remove 3ea of screws which are fixed to Connection Part each side of Condenser Connection Part and separate it. (Use + Screw Driver) 3-154 Samsung Electronics...
  • Page 206 1) Remove the 9 screws which is fixed to each side of Cabinet Upper and separate it. (Use + Screw Driver) Cabinet-Installation 1) Remove the 1 screw which is fixed to Front Part Cabinet-Installation Front Part and sepa- rate it. (Use + Screw Driver) Samsung Electronics 3-155...
  • Page 207 Cabinet Rear RH 1) Pull out the sensor from the Cabinet Rear RH and separate it. 2) Remove the 4 screws which is fixed to each side of Cabinet Rear RH and separate it. (Use + Screw Driver) 3-156 Samsung Electronics...
  • Page 208 1) Remove the 1 screw from the Cabinet- Rear Part Installation Rear Part and separate it. (Use +Screw Driver) Cabinet Front LF 1) Remove the 10 screws from the Cabinet Front LF and separate it. (Use +Screw Driver) Samsung Electronics 3-157...
  • Page 209 Disassembly and Reassembly Parts Procedure Remark Cabinet Front LF 3-158 Samsung Electronics...
  • Page 210 2) Remove the 8 screws which is fixed to Motor. (Use +Screw Driver) 3) Separate the Motor Wire connector from the Outdoor Unit Control Part. Bracket Motor 1) Remove the 2 screws from the Bracket Motor and separate it. (Use +Screw Driver) Samsung Electronics 3-159...
  • Page 211 Disassembly and Reassembly Parts Procedure Remark Base Heater 1) Remove 4ea pf screws from the Base heater and separate it. (Use + Screw Driver) 2) Seperate the Base heater Wire connector from the Outdoor Unit Control Part. 3-160 Samsung Electronics...
  • Page 212 Disassembly and Reassembly Parts Procedure Remark Control Part 1) Separate the 4 connectors from the Outdoor Unit Control part. 2) Remove the 2 screws which is fixed to Control Part. (Use +Screw Driver) 3) Separate the Control Part. Samsung Electronics 3-161...
  • Page 213 Service Valve. (Use +Screw Driver) 3) Separate the inlet and outlet pipes by welding torch. If you separate the Compressor, Heat Exchanger or Pipe, please fully discharge refrigerant in the Compressor and then separate the Pipe by welding torch. 3-162 Samsung Electronics...
  • Page 214 Disassembly and Reassembly Parts Procedure Remark EEV Valve 1) Remove the 2 screws which is fixed to Service Valve and separate it. (Use +Screw Driver) 2) Separate the inlet and outlet pipes by welding torch Samsung Electronics 3-163...
  • Page 215 Cover and separate it. (Use Hexagon Wrench, Monkey Spanner, Hexagon Socket) 2) Separate the Felt Compressor. 3) Remove the 3 bolts from the bottom of Compressor like the picture on the right side. (Use Hexagon Wrench, Monkey Spanner, Hexagon Socket) 3-164 Samsung Electronics...
  • Page 216 Disassembly and Reassembly Parts Procedure Remark Condenser 1) Remove 3ea of screws which are fixed to Connection each side of Condenser Connection Part Part and seprate it. (Use + Screw Driver.) Samsung Electronics 3-165...

  • Page 217: Troubleshooting

    • SEG1, SEG7, SEG13, SEG19 are not set as page option. SEG1 SEG2 SEG3 SEG4 SEG5 SEG6 SEG7 SEG8 SEG9 SEG10 SEG11 SEG12 SEG13 SEG14 SEG15 SEG16 SEG17 SEG18 SEG19 SEG20 SEG21 SEG22 SEG23 SEG24 2 Digit 10 point ( 2SEG per point) ex) now SEG2 and SEG3 Samsung Electronics...
  • Page 218 Set the SEG10 value by pressing the button repeatedly until the value you want to set appears on the remote control display. SEG9 SEG10 When you press the button, values appear in the following order: 8. Press the button to move to next page. Samsung Electronics...
  • Page 219 Set the SEG20 value by pressing the button repeatedly until the value you want to set appears on the remote control display. SEG18 SEG20 When you press the button, values appear in the following order: 16. Press the button to move to next page. Samsung Electronics...

  • Page 220: Input Option

    • Indoor Unit: Press button + button for 5 seconds • Outdoor Unit: Press the K3 button 2. Reset remote control: button Down + button Down + Press for 10 seconds You can see the "SW Reset" message. Samsung Electronics...

  • Page 221: Order For Setting Options (Wired Remote Controller)

    • Press the button to move to the Home screen. • While setting the data, you can press the button to move to the Home screen after checking the saving status at a popup screen. Samsung Electronics...
  • Page 222 Indoor unit/Ventilator option Product option (5/5) Target Address:20 00 00 Address Depending on the changes, the system may be restarted. Product option Installation option 1 Installation option 2 Press the button to complete the setting. Samsung Electronics...

  • Page 223: Product Option

    Depending on the changes, the system may be restarted. Depending on the changes, the system may be restarted. “3” “2” 00000 00000 00000 00000 00000 00000 00000 00000 Press the OK button to set the current step. Press the OK button to set the current step. Samsung Electronics...
  • Page 224 You can only check the indoor unit option code in Sub wired remote Control. • Setting an indoor unit option code is possible when one indoor unit is connected. If more than 2 indoor units are connected, you can only check the Main indoor unit option code. Samsung Electronics...

  • Page 225: Setting The Indoor Unit Addresses

    • If SEG3 is set to 0, the indoor unit maintains the existing main address even if SEG6 is set to a new value. • If SEG9 is set 0, the indoor unit maintains the existing RMC address even if SEG11 and SET12 are set to new values. Samsung Electronics...

  • Page 226: Setting An Indoor Unit Installation Option (Suitable For The Condition Of Each Installation Location)

    Reserved Indication Use (Cooling/ Disuse Heating) details Use (Cooling/ Installation Heating) Option 1 Use (Cooling Disuse Ultra low speed) Use (Cooling Ultra low speed) Use (Heating/ Disuse Cooling Ultra low speed) Use (Heating/ Cooling Ultra low speed) 4-10 Samsung Electronics...
  • Page 227 External heater use (Fan OFF Disuse when the heater is running) On/ Off Main, Emergency heater use Existing External heater use (Fan On control when the heater is running, Fan off only in case of Defrost ) Window Emergency heater use Samsung Electronics 4-11...
  • Page 228 But it turns on again if the MDS detects motion. Hard Off: Designated time after SOFT OFF, it cannot turn on automatically when it detects motion. Users should turn on the indoor unit with remote control, etc. 4-12 Samsung Electronics...
  • Page 229 BLE Onboarding 0 ℉ (-17.8 ℃) -20 ℉ (-29 ℃) SEG13 SEG14 SEG15 SEG16 SEG18 SEG17 Page Indication Details Reserved Reserved Reserved Reserved Reserved SEG19 SEG20 SEG21 SEG22 SEG24 SEG23 Page Indication Details Reserved Reserved Reserved Reserved Reserved Samsung Electronics 4-13...
  • Page 230 Use (Cooling/ Indication Disuse Heating) and details Use (Cooling/ Installation Heating) Option 1 Use (Cooling Ultra Disuse low speed) Use (Cooling Ultra low speed) Use (Heating/ Disuse Cooling Ultra low speed) Use (Heating/ Cooling Ultra low speed) 4-14 Samsung Electronics...
  • Page 231 External heateruse buzzer hours (Fan OFF when the On/Off heateris running) Main, Emergency heateruse External heateruse Reverse (Fan On when the control heateris running, Fan off Window On/ Off only in case of Defrost ) Emergency heateruse Samsung Electronics 4-15...
  • Page 232 But it turns on again if the MDS detects motion. Hard Off: Designated time after SOFT OFF, it cannot turn on automatically when it detects motion. Users should control to turn on the indoor unit with a remote control, etc. 4-16 Samsung Electronics...
  • Page 233 BLE Onboarding Separation UX 0 ℉ (-17.8 ℃) -20 ℉ (-29 ℃) SEG13 SEG14 SEG15 SEG16 SEG17 SEG18 Page Indication Details Reserved Reserved Reserved Reserved Reserved SEG19 SEG20 SEG21 SEG22 SEG23 SEG24 Page Indication Details Reserved Reserved Reserved Reserved Reserved Samsung Electronics 4-17...
  • Page 234 Reserved Reserved Reserved Indication 2 or 6 Use with 3 min delay and details 3 or 7 Disuse 8 or C Disuse 9 or D A or E Use with 3 min delay B or F Disuse 4-18 Samsung Electronics...
  • Page 235 Off after 40 min. (Soft Off only) Off after 80 min. (Soft Off only) 9℉ (5℃) Off after 20 min. (Soft Off only) Indoor 4 seconds Premium Off after 40 min. (Soft Off only) Off after 80 min. (Soft Off only) Samsung Electronics 4-19...
  • Page 236 5.4°F (3°C) No delay Option 2 5.4°F (3°C) 10 minutes 5.4°F (3°C) 20 minutes 8.1°F (4.5°C) No delay 8.1°F (4.5°C) 10 minutes 8.1°F (4.5°C) 20 minutes 10.8°F (6°C) No delay 10.8°F (6°C) 10 minutes 10.8°F (6°C) 20 minutes 4-20 Samsung Electronics...
  • Page 237 Separation UX 0 ℉ (-17.8 ℃) -20 ℉ (-29 ℃) SEG13 SEG14 SEG15 SEG16 SEG17 SEG18 Page Indication Details Reserved Reserved Reserved Reserved Reserved SEG19 SEG20 SEG21 SEG22 SEG23 SEG24 Page Indication Details Reserved Reserved Reserved Reserved Reserved Samsung Electronics 4-21...
  • Page 238 1 or 5 Disuse Disuse RESERVED 2 or 6 Use with 3min delay Indication and Details 3 or 7 Disuse 8 or C Disuse 9 or D A or E Use with 3min delay B or F Disuse 4-22 Samsung Electronics...
  • Page 239 External heater use (Fan OFF when the heater is running) Emergency heater use On/ Off Main, Reverse Control External heater use (Fan On when the heater is running, Fan off only in case of Defrost ) Emergency heater use Window Samsung Electronics 4-23...
  • Page 240 If you set the Maximum filter usage time option to a value other than 2 and 6, it is automatically set to 2 (1000 hours). • 4) SEG21 If you set the Individual control with the remote control option to a value other than 0 to 4, it is automatically set to 0 (Indoor 1) 4-24 Samsung Electronics...
  • Page 241 BLE Onboarding 0 ℉ (-17.8 ℃) -20 ℉ (-29 ℃) SEG13 SEG14 SEG15 SEG16 SEG17 SEG18 Page Indication Details Reserved Reserved Reserved Reserved Reserved SEG19 SEG20 SEG21 SEG22 SEG23 SEG24 Page Indication Details Reserved Reserved Reserved Reserved Reserved Samsung Electronics 4-25...
  • Page 242 Disuse Ultra low speed) Use (Heating/Cooling Ultra low speed) Option SEG7 SEG8 SEG9 SEG10 SEG11 SEG12 Function Page Use of drain pump Indication Details Indication Details Indication Reserved Reserved Reserved Reserved Disuse details Use external drain pump 4-26 Samsung Electronics...
  • Page 243 If you set the Individual control with remote control option to a value other than 0 to 4, it is automatically set to 0 (Indoor 1) • 4) SEG21 Default value of Heating setting compensation is 9°F (5°C). Samsung Electronics 4-27...
  • Page 244 1Step↓ 2Step↑ blade Wind- Open Free use 2Step↓ 1Step↑ blade Maintain 3Step↓ Default Wind- blade external Free drain Open 4Step↓ 1Step↓ disuse Smart pump blade Comfort Maintain disuse blade Wind- 5Step↓ 2Step↓ Free use Open blade 4-28 Samsung Electronics...
  • Page 245 • 4) SEG20: If you set the Individual control with remote control option to a value other than 0 to 4, it is automatically set to 0 (Indoor 1) • 5) SEG21: Default value of Heating setting compensation is 9°F (5℃). Samsung Electronics 4-29...
  • Page 246 Cooling Ultra low speed) Use (Heating/ Cooling Ultra low speed) Option SEG7 SEG8 SEG9 SEG10 SEG11 SEG12 Function Page Use of drain pump Indication Details Indication Details Disuse Indication Reserved Reserved Reserved Reserved details external drain pump 4-30 Samsung Electronics...
  • Page 247 • 3) SEG20: If you set the Individual control with remote control option to a value other than 0 to 4, it is automatically set to 0 (Indoor 1) • 4) SEG21: Default value of Heating setting compensation is 9°F (5℃). Samsung Electronics 4-31...
  • Page 248 Disuse Disuse Use(Heating) Use(Heating) Disuse Use(Cooling) Reserved Indication Use(Cooling) Disuse Use (Cooling/Heating) details Use (Cooling/Heating) Use (Cooling Ultra low Disuse speed) Use (Cooling Ultra low speed) Use (Heating/Cooling Disuse Ultra low speed) Use (Heating/Cooling Ultra low speed) 4-32 Samsung Electronics...
  • Page 249 5.4°F (3°C) No delay 5.4°F (3°C) minutes 5.4°F (3°C) minutes 8.1°F (4.5°C) No delay 8.1°F (4.5°C) minutes 8.1°F (4.5°C) minutes Use with 3 (Heater 10.8°F (6°C) No delay minute delay time delay) 10.8°F (6°C) minutes 10.8°F (6°C) minutes Samsung Electronics 4-33...
  • Page 250 If you set the Individual control with remote control option to a value other than 0 to 4, it is automatically set to 0 (Indoor 1) • 3) SEG21 Default value of Heating setting compensation is 3.6°F(2℃). 4-34 Samsung Electronics...

  • Page 251: Changing The Addresses And Options Individually

    Example: Changing the Buzzer control (SEG17) option of the functional options to 1 disuse. Option SEG1 SEG2 SEG3 SEG4 SEG5 SEG6 Tens position Units position Type of the Function Page Mode of the option of the option New value option to change number number Indication Samsung Electronics 4-35...

  • Page 252: Emergency Temperature Output (Eto) Function

    - (Required) Enable the external contact control (with the installation option SEG14 - Reverse Control). - Connect the S-net pro2 to F1 and F2. - Enable the entrance control and set the mode, set temperature, and fan speed. 4-36 Samsung Electronics...
  • Page 253 (temperature / time / error occurrence) * Ready to control the main contact input Enable of entrance Enable of external contact Operation when outputting Main control Sub indoor unit On with the previous operation conditions On with the entrance control enabled 4-37 Samsung Electronics...

  • Page 254: Model-Specific Option Code

    AC036DN6DCG AC048DN6DCG 0.3 ≤ P ≤ 1.5 1.5 < P ≤ 2.6 2.6 < P ≤ 4.0 AC009DNLDCG 4.0 < P ≤ 5.0 5.0 < P ≤ 6.0 0.3 ≤ P ≤ 1.5 1.5 < P ≤ 2.6 Home duct AC012DNLDCG 2.6 <...
  • Page 255 7.5 < P ≤ 10.0 AC030DNHDCG 10.0 < P ≤ 12.5 12.5 < P ≤ 15.0 15.0 < P ≤ 17.5 17.5 < P ≤ 20.0 AC009DNJDCG Console AC012DNJDCG AC018DNJDCG AC018DNADCG AC024DNADCG CRAC AC030DNTDCG AC036DNTDCG AC018DNZDCG AC024DNZDCG MPAHU AC030DNZDCG AC036DNZDCG AC048DNZDCG 4-39 Samsung Electronics...

  • Page 256: Diagnostic Checklist

    3) Auto check (Installation commissioning mode) To ensure normal operation of the product, first make sure to complete auto check. ※ AC***DXSCCF series are not allowed to proceed K1 key test operation mode due to cooling only models. Samsung Electronics 4-40...
  • Page 257 2) The temperature unit can be switched between Celsius and Fahrenheit through Setting outdoor unit option switches. (Default value is Celsius.) 3) If the temperature unit is set to Fahrenheit through Setting outdoor unit option switches, the value is expressed in the unit of kBtu/h. Samsung Electronics 4-41...
  • Page 258 ꞏ Long push K4(Main micom ver.) → short push 1 more (Inv. micom ver.) → short push 1 more (E2P. ver.) → short push 1 more (Automatic address) → short push 1 more (Manual address) → short push 1 more (Main micom ver.) → ..→ Long push K4(veiw mode end) 4-42 Samsung Electronics...

  • Page 259: Setting The Option

    Example) • After selecting the function for options, press and hold the K2 switch for 2 seconds. Edited value of the option will be saved when entire segments blinks and tracking mode begins. Samsung Electronics 4-43...
  • Page 260 • 1) Current restriction rate: When restriction option is set, cooling and heating performance may decrease. • 2) AC***DXSCCF models are cooling-only models and do not support heating mode. These models operate in cooling mode only, even if "heating operation only" mode is enabled. 4-44 Samsung Electronics...
  • Page 261 - Failure of Auto check: An error code blinks on the display. Resolve the error by referring to the details on the Troubleshooting page about how to troubleshoot for each error code, and then perform the Auto check again. Samsung Electronics 4-45...

  • Page 262: Error Code [Indoor]

    Error of the fan in the indoor unit. Error of the second detection of the oat switch. Emergency alarm system on (Emergency Stop) Open circuit error of the thermal fuse. EEPROM error MDS (Motion Detecting Sensor) Error : On, : Blinking, X: 4-46 Samsung Electronics...
  • Page 263 MDS (Motion Detecting Sensor) Error • Check MDS Error due to connecting outdoor units • Check outdoor main PBA S/W Check outdoor EEPROM that do not support the Wind-Free function : On / : Blink / X: Off 4-47 Samsung Electronics...
  • Page 264 Outdoor valve clogging error Miss matching error between indoor unit and outdoor unit : On, : Flickering, X: Off • If you turn off the air conditioner when the LED is flickering, the LED is also turned off. Samsung Electronics 4-48...
  • Page 265 Error due to connecting outdoor units that do not support the WindFree function : On, : Flickering, X: Off • If you turn off the air conditioner when the LED is flickering, the LED is also turned off. Samsung Electronics 4-49...
  • Page 266 (Communication error for more than 2 minutes) : On, : Flickering, X: Off • If you turn off the air conditioner when the LED is flickering, the LED is also turned off. 4-50 Samsung Electronics...
  • Page 267 1. Error due to opened EEV (2nd detection) E151 2. Error due to closed EEV (2nd detection) E152 3. Eva in sensor is detached E128 4. Eva out sensor is detached E129 5. Thermal fuse error (Open) E198 Samsung Electronics 4-51...
  • Page 268 E698 20. Error indicating a refrigerant leak sensor replacement is required E699 21. Error indicating the refrigerant leak sensor's lifespan expired E700 Other outdoor unit self-diagnosis error that is not on the above list EEPROM error E162 4-52 Samsung Electronics...
  • Page 269 15. Simultaneous opening of cooling/heating MCU SOL valve (2nd detection) E181 16. External floating Switch error / Emergency Alarm system on (Emergency Stop) E665 Other outdoor unit self-diagnosis error that is not on the above list EEPROM error E162 : On, : Flickering, X: Off Samsung Electronics 4-53...
  • Page 270 14. Simultaneous opening of cooling/heating MCU SOL valve E180 (1st detection) 15. Simultaneous opening of cooling/heating MCU SOL valve E181 (2nd detection) R32 gas leak detected Other outdoor unit self-diagnosis error that is not on the above list 4-54 Samsung Electronics...
  • Page 271 E162 EEPROM option error E163 Error due to incompatible indoor unit E164 : On, : Flickering, X: Off • If you turn off the air conditioner when the LED is flickering, the LED is also turned off. Samsung Electronics 4-55...

  • Page 272: Troubleshooting By Symptoms

    In this case, is the resistance 5.800 value out of range in the temperature 6.900 table on the right? 8.300 Indoor temperature sensor 10.00 failure (replace) 12.10 Restart the system 14.70 after replacing the PCB. 18.00 22.00 28.30 33.90 42.30 4-56 Samsung Electronics...

  • Page 273: Indoor Heat Exchanger Temperature Sensor Error (E122)

    6.900 on the right? 8.300 Failure of the indoor heat 10.00 exchanger temperature sensor (replace) 12.10 Restart the system after replacing the PCB 14.70 18.00 22.00 28.30 33.90 42.30 Samsung Electronics 4-57...

  • Page 274: Indoor Unit Float Sensor Error (E153)

    Replace the indoor unit PCB compressor operates? approximately DC12V? Replace the DC drain pump Is the water level in drain pan decreasing? ∙ Float sensor error is cleared only when Normal operation Replace the drain pump the indoor power is reset. 4-58 Samsung Electronics...

  • Page 275: Indoor Fan Error (E154)

    ↓ ↓ ↓ ↓ 1 2 3 4 5 6 1 2 3 4 5 6 Motor ③↔⑤ : Is voltage of DC 0V~DC 6V displayed? Check the motor and replace it. Check the PCB and replace it. Samsung Electronics 4-59...

  • Page 276: Eeprom Circuit Failure (E162)

    If the EEPROM component defective. (EEPROM circuit parts missing / damaged / soldering failure) Power on. E162 occurs. Are EEPROM SUM PBA correctly assembled? Reassemble EEPROM PBA. Is there a problem in soldering failure or short of between EEPROM PIN? Remove short or soldering failure. Replace EEPROM PBA. 4-60 Samsung Electronics...

  • Page 277: Communication Error After Finishing Tracking (E202)

    PCB and replace the PCB Reconnect the cable connecting the outdoor unit to the indoor unit and restart the unit. If the communication still doesn’t work, replace the indoor unit PCB. Good +0.7V -0.7V Samsung Electronics 4-61...

  • Page 278: The Whistling Noise From The Indoor Unit In Low Wind Mode

    Is there abnormal noise in a fan or a motor? → Check normal startup → End the service Replace a fan a motor. Is there abnormal noise in the booster fan? → Check normal startup → End the service [Booster Fan] Check normal startup 4-62 Samsung Electronics...

  • Page 279: When The Outdoor Unit Power Is Not On - Initial Diagnosis: 1-Phase Products

    1. Connect the power wire. 1. Is there a fault in the connection of the 2. Turn on the Terminal Box and check whether power supply to Main PCB normal power is supplied to the outdoor unit. and EMI PCB? Continue Samsung Electronics 4-63...

  • Page 280: Samsung Electronics

    When detaching and attaching the connector 2. Turn on the Terminal Box and check during power supply, the motor can be damaged.) whether normal power is supplied to → If it is normal, replace the Fan Motor. the outdoor unit. 4-64 Samsung Electronics...

  • Page 281: Indoor/Outdoor Communication Error (2Min.) (Error Code: E202)

    1. Is there a fault in communication IC? 2. Is there a fault in TVS-Diode? Check the communication circuit of the Main PCB of the outdoor unit. 1. Is there a fault in communication IC? 2. Is there a fault in TVS-Diode? Samsung Electronics 4-65...
  • Page 282 COM 1(RED) #6 - #5 0.9kΩ ~ 1.2kΩ Measuring after separating the #7 - #5 0.9kΩ ~ 1.2kΩ communicatio connection #8 - #5 4.7Vdc ~ 5.3Vdc TVS-Diode Measuring Steady-state Measuring Value Both ends of diode 1kΩ or above 4-66 Samsung Electronics...

  • Page 283: Communication Error Between Outdoor Unit Inv ↔ Main Micom (1 Min.)

    2. If Red - ON, Green - OFF, and Yellow - Blink are displayed in the LED display of outdoor unit Inverter, and there is no indication in 7-segment of outdoor unit Main PCB, replace the Main PCB → The outdoor unit Inverter PCB is normal. Samsung Electronics 4-67...

  • Page 284: Outdoor Sensor Error(Error Code: E221, E231, E251, E320)

    Ex) Room temperature: 21℃- Resistance: 205.4KΩ Does same error occur After checking normal operation, end the service. again after power ON? Replace the outdoor unit PCB. → Power ON → After confirming the state is normal, end the service. 4-68 Samsung Electronics...

  • Page 285: Compressor Down Due To Freezing Control (Error Code: E403)

    Check the relevant indoor Fan Is the sensor on indoor heat exchanger display the temperature correctly? Refer to other temperature sensor error section to check for error. Check the clogging of indoor air inlet part. Samsung Electronics 4-69...

  • Page 286: Pipe Blockage Error (Error Code: E422)

    EEV appear? and the refrigerant leaking part. After that, recharge. Check the temperature value through S-NET, etc. Is it defect of indoor machine EVA and then if there is a fault, replace and reconnect. sensor and connection state? 4-70 Samsung Electronics...

  • Page 287: Outdoor Unit Fan Error (Error Code: E458, E475)

    → If the error is indicated on 7-segment of the Main PCB of the outdoor unit, the Main PCB of the outdoor unit has no fault. → In case of a control problem, it is possible to solve with S/W update. Samsung Electronics 4-71...

  • Page 288: Compressor Starting Error / Rotation Error (Error Code: E461, E467)

    3. Replace the compressor: from compressor When loud abnormal noise generates (metal cutting or rotation? grinding noise), or severe vibration. Is there a reading of MegaΩ of resistance Replace the compressor. between compressor body and chassis? Continue 4-72 Samsung Electronics...
  • Page 289 → This error is related to the compressor and Inverter PCB. (Not related to the above PCB) ※ Ensure that the service valve is open! → When the service valve is closed, the defects may be caused by differential pressure when starting the compressor. Samsung Electronics 4-73...

  • Page 290: Full Current Error / Pfc Over-Current Error (Error Code: E462, E484)

    2. Remove obstacle on the outlet and secure the space. Is service valve fully opened? Open the valve. Is compressor running properly? Replace the compressor. After replacing the Inverter PCB of the outdoor unit, check for normal startup. → End the service. 4-74 Samsung Electronics...

  • Page 291: Ipm (Over Current) Error (Error Code: E464)

    1. Remove obstacle on the inlet and secure the space. 2. Remove obstacle on the outlet and secure the space. Is indoor and outdoor unit wiring/piping Install again by following the standard specifications. installed properly? ① ② ③ Continue Bad installation Piping Wiring Samsung Electronics 4-75...
  • Page 292 Is there a reading of MegaΩ of resistance Replace the compressor. between compressor body and chassis? Turn off the power and change the location Are the position and measuring value of the of the temperature sensor or replace it. temperature sensor normal? Continue 4-76 Samsung Electronics...
  • Page 293 → This error is related to the Inverter PCB. (Not related to the above PCB) ※ Ensure that the service valve is open! → When the service valve is closed, the defects may be caused by differential pressure when starting the compressor. PCB connecting connector PCB connecting connector Samsung Electronics 4-77...

  • Page 294: Dc Link Over-Current / Low-Voltage Error (Error Code: E466)

    2. Is there any fault such as scratch, pressing, broken 2. Replace the reactor. → Check the normal or loosened terminal? operation. → End the service. Is EMI PCB fuse defective? Replace the fuse. Continue 4-78 Samsung Electronics...
  • Page 295 2. Are the power wire of the Power Terminal Box and terminal firmly assembled? Box and the power wire. → Check the normal operation. → End the service. After replacing the Inverter PCB of the outdoor unit, check for normal startup. → End the service. Samsung Electronics 4-79...

  • Page 296: Gas Leakage Error (Error Code: E554)

    Check the normal operation. →End the service. (disconnection, wrong connection) 3. Replace the compressor: 3. Is there any abnormal noise from When loud abnormal noise generates (metal cutting or grinding compressor rotation? noise), or severe vibration. Continue 4-80 Samsung Electronics...
  • Page 297 ① ② ③ Bad installation Piping Wiring Open the valve. Is service valve fully opened? Is the indoor EVA Reconnect the sensor connector. sensor correctly connected? Charge the refrigerant. Is refrigerant charged? Replace the inverter PCB. Samsung Electronics 4-81...

  • Page 298: Others

    - Check the indoor unit inlet blockage. 13. Outdoor unit compressor discharging temperature protection control: E416 - Check for lack of refrigerant. - Check the blockage of the solenoid valve. - Check the malfunction of the exhaust temperature sensor. - Check the EEV. 4-82 Samsung Electronics...
  • Page 299 Type ①: When the existing Booster Fan does not operate, replace the Booster Fan. If it doesn't operate, If it doesn't operate, replace other replace other Booster fan Booster fan Samsung Electronics 4-83...
  • Page 300 Type ③: If type ② is not defective, Booster Fan Wire 2 (White Wire), 3 (Black Wire) pin voltage: When it is approximately 5V, replace the PCB. PIN No.1: VCC (YELLOW/+) 4 3 2 1 4 3 2 1 PIN No.2: SIGNAL (WHITE) PIN No.3: GROUND (BLACK/-) PIN No.4: PWM (BLUE) 4-84 Samsung Electronics...

  • Page 301: Pcb Diagram And Parts List

    5. PCB Diagram and Parts List 5-1. Indoor Unit Main PBA ■ 1-Way Cassette, 4-Way Cassette, 4-Way (600x600) Cassette: AC***DN1DCG, AC***DN4DCG, AC***DNNDCG This Document can not be used without Samsung’s authorization.
  • Page 302 #3: MAIN-HUMAN SENSOR COMM (TXD) #3: DC5V #3: V1(DC12V) #4: GND #4: GND #4: V2(GND) #5: DC12V #5: COM2(F3) #6: COM2(F4) ㉕ ㉖ CN110-AC POWER CN111-AC POWER #1:AC POWER(L) #1:AC POWER(N) This Document can not be used without Samsung’s authorization. Samsung Electronics...
  • Page 303 PCB Diagram and Parts List ■ 360 Cassette: AC***DN6DCG This Document can not be used without Samsung’s authorization. Samsung Electronics...
  • Page 304 #1: COM1(F1) #1: DC 5V #2: EXTERNAL CONTROL SIGNAL #2: GND #2: COM2(F2) #2: GND #3: V1(DC12V) #3: THERMISTOR SENSOR #4: V2(GND) #4: HUMIDITY SENSOR #5: COM2(F3) #6: COM2(F4) This Document can not be used without Samsung’s authorization. Samsung Electronics...
  • Page 305 PCB Diagram and Parts List ■ Home duct: AC***DNLDCG This Document can not be used without Samsung’s authorization. Samsung Electronics...
  • Page 306 #9: AUTO_SW #5: COM2 (F3) #10: REMOCON_INT #6: COM2 (F4) #11: GND #12: DV 5V #13: BUZZER_2 ㉑ ㉒ CN412-ROOM SENSOR CN101-EARTH #1: ROOM SENSOR #1: EARTH #2: GND This Document can not be used without Samsung’s authorization. Samsung Electronics...
  • Page 307 PCB Diagram and Parts List ■ Duct S: AC009/012/018/024DNHDCG This Document can not be used without Samsung’s authorization. Samsung Electronics...
  • Page 308 #2: GND #3: EEV_OUT SENSOR #4: GND #5: DISCHARGE SENSOR #6: GND ⑱ ⑲ CN826-FAN MOTOR SH100-EARTH #1: MOTOR-U PHASE #1: GND EARTH #2: MOTOR-V PHASE #3: MOTOR-W PHASE This Document can not be used without Samsung’s authorization. Samsung Electronics...
  • Page 309 PCB Diagram and Parts List ■ Duct S: AC030/036/048DNHDCG This Document can not be used without Samsung’s authorization. Samsung Electronics...
  • Page 310 #2: GND #3: EEV_OUT SENSOR #4: GND #5: DISCHARGE SENSOR #6: GND ⑱ ⑲ CN826-FAN MOTOR SH100-EARTH #1: MOTOR-U PHASE #1: GND EARTH #2: MOTOR-V PHASE #3: MOTOR-W PHASE This Document can not be used without Samsung’s authorization. 5-10 Samsung Electronics...
  • Page 311 PCB Diagram and Parts List ■ Console: AC009/012/018DNJDCG Samsung Electronics 5-11...
  • Page 312 #3: V1 (DC12V) #8: REMOCON_SIGN_OUT #4: V2 (GND) #9: AUTO_SW #5: COM2 (F3) #10: REMOCON_INT #6: COM2 (F4) #11: GND #12: DV 5V #13: BUZZER_2 ㉑ ㉒ CN412-ROOM SENSOR CN101-EARTH #1: ROOM SENSOR #1: EARTH #2: GND 5-12 Samsung Electronics...
  • Page 313 PCB Diagram and Parts List ■ RAC: AC018/024DNADCG CN810 CN800 CN801 CN320 CN100 CN805 CN900 CN340 CN870 CNP100 CN230 CN410 Samsung Electronics 5-13...
  • Page 314 #1: RX CN870: EEPROM #2: EEV_A_bar_OUT #2: TX #1: SGND #3: EEV_B_OUT CN410: ROOM SENSOR2 #2: NULL #4: EEV_A_OUT #1: ROOM_TEMP_2 #3: 5VDC #5: 12V #2: GND #4: EEPROM_CS #6: 12V #5: EEPROM_MISO #6: EEPROM_MOSI #7: EEPROM_CLK 5-14 Samsung Electronics...
  • Page 315 PCB Diagram and Parts List ■ CRAC: AC030/036DNTDCG Samsung Electronics 5-15...
  • Page 316 #4: DC 5V #6: DC 5V #7: REMOCON INT ⑬ ⑭ CN230-EEPROM CN900-BLDC MOTOR #1: GND #1: DC310V #3: DC5V #3: GND #4: EEPROM_SELECT #4: DC15V #5: EEPROM_SO #5: FAN RPM #6: EEPROM_SI #6: RPM FEEDBACK #7: EEPROM_CLK 5-16 Samsung Electronics...
  • Page 317 PCB Diagram and Parts List ■ MPAH: AC***DNZDCG Samsung Electronics 5-17...
  • Page 318 #1: DC12V #1: TXD #1: DC5V #1: COM1(F1) #2: RXD #2: GND #2: COM1(F2) #2: VENT SIGNAL OUTPUT(GND) #3: DC5V #3: - #3: V1(DC12V) #4: GND #4: HUMIDITY SENSOR #4: V2(GND) #5: DC12V #5: COM2(F3) #6: COM2(F4) 5-18 Samsung Electronics...

  • Page 319: Indoor Unit Display Pba

    ※ The description of the display PBA is based on Windfree Panel. ① CN01: DISPLAY #1: DC12V #2: LED_OPERATION #3: LED_DEFROST #4: LED_TIMER #5: - #6: LED_FILTER #7: - #8: REMOCON SIGNAL OUT #9: PANEL SELECT #10: REMOCON SIGNAL IN #11: GND #12: DC5V #13: - Samsung Electronics 5-19...
  • Page 320 ※ The description of the display PBA is based on Windfree Panel. ① CN401-DISPLAY #1: DC12V #2: LED_0 #3: LED_1 #4: LED_2 #5: LED_3 #6: LED_4 #7: - #8: REMOCON SIGNAL OUT #9: PANEL SELECTION #10: REMOCON SIGNAL IN #11: GND #12: DC5V #13: - 5-20 Samsung Electronics...
  • Page 321 #5: CENTER 3 COLOR LED - RED #6: CENTER LED – ICE BLUE #7: VISUALIZATION LED_SECTION1, LAYER1 #8: VISUALIZATION LED_SECTION1, LAYER2 #9: VISUALIZATION LED_SECTION1, LAYER3 #10: VISUALIZATION LED_SECTION2, LAYER1 This Document can not be used without Samsung’s authorization. Samsung Electronics 5-21...
  • Page 322 PCB Diagram and Parts List ■ Console: AC009/012/018DNJDCG ① CN101: DISPLAY #1:DC12V #2~6: LED #7: TOUCH RESET #8: REMOCON SIGNAL OUT (NO USE) #9: TOUCH SW #10: REMOCON SIGNAL IN #11: GND #12: DC 5V #13: NC 5-22 Samsung Electronics...
  • Page 323 #1: 5V_1 #2: LED_CLK(DIS) #2: GND #3: LED_RST(DIS) #3: MDS_1 #4: POWER_SW #4: MDS_2 #5: GND #6: 5V DC #7: REMOCON_INT(DIS) #8: ADDRESS_SW(DIS) #9: MAIN_RX(DIS_WIFI) #10: MAIN_TX(DIS_WIFI) #11: WIFI_CONTROL(DIS_WIFI) #12: 12V DC #13: MSD_2(DIS_DETECT) #14: MDS_1(DIS_DETECT) #15: 5V_1 Samsung Electronics 5-23...
  • Page 324 PCB Diagram and Parts List ■ RAC: AC030/036DNTDCG ① CN101: DISPLAY #1~3:LED #4: ON/OFF SW #5: GND #6: DC 5V #7: REMOCON SIGNAL IN 5-24 Samsung Electronics...

  • Page 325: Indoor Unit Sub Pba

    5-3. Indoor Unit Sub PBA ■ 2 wires communication PBA - RAC, AC***DNADCG, AC***DNTDCG ① CN1-2WIRES COMM. #1,#2,#19,#20:COMM. SIGNAL #3,#18:EXTERNAL CONTROL #4,#17:COMP CHECK #5,#16:ERROR CHECK #6:VCC(DC5V) #7,#14:GND #8,#13,#15:DC12V #9~#12:COMM. SIGNAL This Document can not be used without Samsung’s authorization. Samsung Electronics 5-25...
  • Page 326 PCB Diagram and Parts List ■ 2 wires communication PBA - AC***DN6DCG, AC****DN4DCG, AC***DNNDCG, AC***DN1DCG, AC***DNHDCG, AC***DNLDCG, AC***DNZDCG, AC***DNJDCG ① CN313-2WIRES COMM. #1: 12VDC #2~#5: COMM.SIGNAL #6: VCC(DC5V) #8~#11: COMM.SIGNAL #12: GND This Document can not be used without Samsung’s authorization. 5-26 Samsung Electronics...
  • Page 327 PCB Diagram and Parts List ■ Damper Switch PBA - Console: AC***DNJDCG ① CN01-Damper S/W #1: DC5V #2: GND This Document can not be used without Samsung’s authorization. Samsung Electronics 5-27...

  • Page 328: Outdoor Unit Main Pba

    PCB Diagram and Parts List 5-4. Outdoor Unit Main PBA ■ PF2/3: AC009/012/018DXSCCG, AC018/024DXADCG, AC018/024DXSCCF 5-28 Samsung Electronics...
  • Page 329 #1: DRED SIGNAL(DRM1) #1: GND #1: F1 #2: DRED SIGNAL(DRM2) #2: - #2: F2 #1: EARTH #3: DRED SIGNAL(DRM3) #3: 5V #4: GND #4: EEPROM SIGNAL #5: R1 #5: EEPROM SIGNAL #6: R2 #6: EEPROM SIGNAL #7: EEPROM SIGNAL Samsung Electronics 5-29...
  • Page 330 PCB Diagram and Parts List ■ PF4/5: AC024/030/036/048DXSCCG, AC030/036/048DXADCG, AC030/036DXSCCF 5-30 Samsung Electronics...
  • Page 331 #1: HIGH PRESSURE SENSING #1: HIGH PRESSURE SENSING #2: - #3: GND #2: GND #1~#10: PIPE IN TEMPERATURE #3: N - NEUTRAL POWER INPUT #4: 5V SENSOR #13~#22: PIPE OUT TEMPERATURE SENSOR ㉕ CN301 - EARTH #1: EARTH Samsung Electronics 5-31...

  • Page 332: Outdoor Unit Inverter Pba

    CN031-MAIN POWER CNP002-N/TAP TERMINAL #1: RXD #1: L #1: N #1: N #2: TXD #2: - #3: DC5V #3: L #4: GND #5: DC12V #6: POWER CTRL #7: 4WAY(AC LOAD) #8: - ⑨ CNP003 - EARTH #1: EARTH 5-32 Samsung Electronics...
  • Page 333 PCB Diagram and Parts List ■ PF3: AC018DXSCCG, AC018/024DXADCG, AC018/024DXSCCF This Document can not be used without Samsung’s authorization. Samsung Electronics 5-33...
  • Page 334 ⑩ ⑪ ⑫ CN581-ECO COMM CN051, 052-REACTOR CN401, 402, 403-COMP CN551-DOWNLOAD #1~7: ECO COMM port #CN501,052: REACTOR #CN401: U, RED #1~20: DOWNLOAD #CN402: V, BLU #CN403: W, YEL This Document can not be used without Samsung’s authorization. 5-34 Samsung Electronics...
  • Page 335 #6: FEEDBACK_FAN2 #6: FEEDBACK_FAN1 #6: POWER_SAVE ⑤ ⑥ CN404-COMP L, N- AC POWER INPUT #1: COMP-U PHASE #1: L - LIVE POWER INPUT / BRN #2: COMP-V PHASE #2: N - NEUTRAL POWER INPUT / #3: COMP-W PHASE Samsung Electronics 5-35...
  • Page 336 #6: FEEDBACK_FAN2 #6: FEEDBACK_FAN1 #6: POWER_SAVE ⑤ ⑥ CN404-COMP L, N- AC POWER INPUT #1: COMP-U PHASE #1: L - LIVE POWER INPUT / BRN #2: COMP-V PHASE #2: N - NEUTRAL POWER INPUT / #3: COMP-W PHASE 5-36 Samsung Electronics...

  • Page 337: Outdoor Unit Emi Pba

    ① ② ③ ④ N1: AC POWER(N) L1: AC POWER(L) CN01: POWER CN5: AC POWER(N) #1: AC POWER(N) #1: AC POWER(L) #1: AC POWER(L) #1: AC POWER(N) #3: AC POWER(N) ⑤ CN4: AC POWER(L) #1: AC POWER(L) Samsung Electronics 5-37...

  • Page 338: Wiring Diagram

    6. Wiring Diagram 6-1. Indoor Unit ■ 1way Cassette: AC***DN1DCG This Document can not be used without Samsung’s authorization. Samsung Electronics...
  • Page 339 Wiring Diagram Indoor Unit (cont.) ■ 4-Way Cassette, 4-Way (600x600) Cassette Samsung Electronics...
  • Page 340 Wiring Diagram Indoor Unit (cont.) ■ 360 Cassette: AC***DN6DCG This Document can not be used without Samsung’s authorization. Samsung Electronics...
  • Page 341 Wiring Diagram Indoor Unit (cont.) ■ Home duct: AC***DNLDCG This Document can not be used without Samsung’s authorization. Samsung Electronics...
  • Page 342 Wiring Diagram Indoor Unit (cont.) ■ Duct S: AC***DNHDCG This Document can not be used without Samsung’s authorization. Samsung Electronics...
  • Page 343 Wiring Diagram Indoor Unit (cont.) ■ CRAC: AC018/024DNADCG This Document can not be used without Samsung’s authorization. Samsung Electronics...
  • Page 344 Wiring Diagram Indoor Unit (cont.) ■ CRAC: AC030/036DNTDCG This Document can not be used without Samsung’s authorization. Samsung Electronics...
  • Page 345 Wiring Diagram Indoor Unit (cont.) ■ Console: AC***DNJDCG This Document can not be used without Samsung’s authorization. Samsung Electronics...
  • Page 346 Wiring Diagram Indoor Unit (cont.) ■ MPAH: AC***DNZDCG This Document can not be used without Samsung’s authorization. Samsung Electronics...

  • Page 347: Outdoor Unit

    Wiring Diagram 6-2. Outdoor unit ■ PF#2: AC009/012DXSCCG This Document can not be used without Samsung’s authorization. 6-10 Samsung Electronics...
  • Page 348 Wiring Diagram Outdoor unit (cont.) ■ PF#3: AC018/024DXADCG, AC018/024DXSCCF, AC018DXSCCG This Document can not be used without Samsung’s authorization. Samsung Electronics 6-11...
  • Page 349 Wiring Diagram Outdoor unit (cont.) ■PF#4/5: AC024/030/036/048DXSCCG, AC030/036/048DXADCG, AC030/036DXSCCF 6-12 Samsung Electronics...

  • Page 350: Reference Sheet

    Cooling only PREMIUM Heat Pump R410A DELUXE <- Basic Heat Recovery STANDARD Cooling only Heat Pump Cooling only R134A Heat Pump Heat Pump ※ "/" can be removed from the buyer card if there are not enough digits. Samsung Electronics...

  • Page 351: Outdoor Unit

    DELUXE <- Basic Heat Recovery STANDARD Cooling only DELUXE+Low Temp.<- Basic Heat Pump Cooling only R134A Heat Pump Heat Pump ※ MCD: Dummy mock-up model ※“/” can be removed from the buyer card if there are not enough digits. Samsung Electronics...

  • Page 352: Panel

    8 Languages English * Only display the Global 4 way with Korean/ English K separator. Pattern Waffle Stripe Global Korean market use 4 Way Export/ Panel foreign market use ※ Model name for the column/bundle packaging is “~S”. Samsung Electronics...

  • Page 353: Refrigerating Cycle Diagram

    You can open the valve by turning the need valve counterclockwise using hex wrench, and it is used for vacuum, gas purging, refrigerant injection, refrigerant purging, and indoor-outdoor unit connection. ■ ACCUMULATOR Accumulator prevents the flow of liquid-state refrigerant into the compressor. (Liquid-state refrigerant flowing into the compressor will overload the compressor.) Samsung Electronics...
  • Page 354 China china.samsungportal.com © Samsung Electronics Co., Ltd. AUGUST. 2024. This Service Manual is a property of Samsung Electronics Co., Ltd. Printed in Korea. Any unauthorized use of Manual can be punished under Code No. AC-00350E_1 applicable International and/or domestic law.

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