SINGLE Technical Data Book SINGLE Duct S for America (R410A, HP)

SINGLE Technical Data Book SINGLE Duct S for America (R41A, HP) Model : AC MNHDCH/AA (Indoor unit) AC JXADCH/AA (Outdoor unit)

History Version Modification Date Remark Ver.1. Release SINGLE Duct S for America TDB 17.2.24 2

Nomenclature Indoor Unit Model Name AC 18 M N H D C H AA (1) (2) (3) (4) () (6) (7) (8) Buyer (1) Classification AC (2) Capacity CAC kbtu/h (3 digits) () Product Notation 1 1 Way Cassette N 4 Way Cassette (6x6) 4 4 Way Cassette, 36 Cassette H HSP Duct M MSP Duct C Ceiling J Console A A3 (Wall Mounted) (3) Version H 214 J 21 K 216 M 217 (6) Feature F S D P Flagship Standard Deluxe Premium (4) Product Type N Indoor Unit (7) Rating Voltage X Outdoor Unit C 1Ø, 28~23V, 6Hz (8) Mode H Heat Pump 3

Nomenclature Outdoor Unit Model Name AC 18 J X A D C H AA (1) (2) (3) (4) () (6) (7) (8) Buyer (1) Classification () Product Notation AC CAC A Inv+Side+General Temp (2) Capacity kbtu/h (3 digits) (6) Feature F S Flagship Standard D Deluxe P Premium (3) Version H 214 J 21 K 216 M 217 (7) Rating Voltage C 1Ø, 28~23V, 6Hz (4) Product Type N Indoor Unit (8) Mode H Heat Pump X Outdoor Unit 4

Features & Benefits Duct S Overview Samsung Ducted Type air conditioning units are a smart solution for low-maintenance, consistent cooling and heating performance in any environment. Their compact, slim frame blends seamlessly into ceilings, enhancing the beauty of the interior space and affording users more flexible installation options. Offering a comprehensive lineup, Samsung Ducted Type air conditioning units offer just the right solution for every needfrom the office or shop to the restaurant kitchen. Experience performance and convenient comfort for any weather condition Samsung Duct S delivers unparalleled cooling and heating and flexible management with customizable comfort settings in any climate all year round. Plus, it boasts a slim, compact size and multiple access points for easy setup exactly where needed. Smart pressure control Samsung Ducted Type units feature a smart pressure control system. This system adjusts the fan speed based on the (ESP), delivering consistent cooling and heating power, regardless of the surrounding environment. Convenient installation The optional lift-up drain pump lifts condensed water up to 27.6 inch, compared to a limit of 29. inch on conventional models, for flexible and convenient installation. The Duct S indoor air conditioning unit delivers smooth, consistent operation and convenience with features such as: Efficient operation. Stage the desired atmosphere with energy-efficient performance and customized airflow. Smart management. Cool spaces efficiently and manage the air conditioning unit even while away, with features designed for efficiency and control. Easy, flexible setup. Install and maintain even multiple units with a compact and easily accessible design.

Contents 1. Line up 7 2. Specification 8 3. Summary Table 14 4. Capacity Table 16. Capacity Correction 2 6. Dimensional Drawing 23 7. Center of Gravity 29 8. Electrical Wiring Diagram 31 9. Sound Data 34 1. Fan characteristics (P-Q Curve) 4 11. Operation Range 47 12. Piping Diagram 48 13. Installation 14. Accessory 68 6

1. Line up 1-1. Indoor units Capacity (Btu/h) 18 24 3 36 42 48 Image Model AC18MNHDCH AC24MNHDCH AC3MNHDCH AC36MNHDCH AC42MNHDCH AC48MNHDCH 1-2. Outdoor units Capacity (Btu/h) 18 24 3 36 42 48 Image Model AC18JXADCH AC24JXADCH AC3JXADCH AC36JXADCH AC42JXADCH AC48JXADCH 7

2. Specification Duct S System Model Name Indoor Unit AC18MNHDCH/AA AC24MNHDCH/AA AC3MNHDCH/AA Outdoor Unit AC18JXADCH/AA AC24JXADCH/AA AC3JXADCH/AA Mode - HEAT PUMP HEAT PUMP HEAT PUMP kw 1.47 /.28 / 6.1 2. / 7.3 / 7.91 2.73 / 8.79 / 1.26 Cooling Btu/h, / 18, / 21, 7, / 24, / 27, 9,3 / 3, / 3, Performance Capacity US RT.42 / 1. / 1.7.8 / 2. / 2.2.78 / 2. / 2.92 (Min/Std/Max) kw 1.11 /.86 / 7.33 1.2 / 7.91 / 9.9 2.64 / 9.38 / 11.14 Heating Btu/h 3,8 / 2, / 2,,2 / 27, / 31, 9, / 32, / 38, US RT.32 / 1.67 / 2.8.43 / 2.2 / 2.8.7 / 2.67 / 3.17 Power Input (Min/ Cooling.37 / 1.92 / 2.3.4 / 2.3 / 2..78 / 3. / 4.12 kw Std/Max) Heating.27 / 1.88 / 2.7.38 / 2.29 / 3..67 / 2.96 /.6 Power Current Input Cooling 2.1 / 8.6 / 1. 2.8 / 9.4 / 12. 4.2 / 13.2 / 17. A (Min/Std/Max) Heating 1.7 / 8.4 / 12. 2. / 1.6 / 14. 3.6 / 13.1 / 21.9 Current MCA 1 13. 23 A MOP 1 2 3 EER Cooling (US) (Btu/h)/W 9.38 11.82 1. Cooling - - - - Efficiency COP Heating W/W 3.1 3.44 3.16 SEER - 18.6 2. 18.4 HSPF - 1.6 1.6 1.2 Liquid Pipe Type Flare connection Flare connection Flare connection Φ, mm (inch) 6.3 (1/4") 6.3 (1/4") 9.2 (3/8") Piping Connections Wiring connections Refrigerant Type Flare connection Flare connection Flare connection Gas Pipe Φ, mm (inch) 12.7 (1/2") 1.88 (/8") 1.88 (/8") Heat Insulation - Both liquid and gas pipes Both liquid and gas pipes Both liquid and gas pipes Piping length (ODU-IDU) Communication Standard m (ft) 7. (24.6) 7. (24.6) 7. (24.6) Max. m (ft) 3 (98.4) (164) (164) Elevation m (ft) 2 (6.6) 3 (98.4) 3 (98.4) Chargeless m (ft) 7. (24.6) 7. (24.6) 7. (24.6) Min. mm².7.7.7 Remark - F1, F2 F1, F2 F1, F2 Power supply intake - Both indoor and outdoor unit Both indoor and outdoor unit Both indoor and outdoor unit Type R41A R41A R41A Factory Charging kg 1.3 2.1 2.9 lbs 2.87 4.63 6.4 Standard - 1BEC-1E411-1BEC-1E47-1BEC-1E4B8-27343B-374 2747-3742 27A64-3762 Install - 2-12-2-2-12-2- 2-12-2-3 3 3 8

2. Specification Indoor Unit Outdoor Unit Model Name Indoor Unit AC18MNHDCH/AA AC24MNHDCH/AA AC3MNHDCH/AA Outdoor Unit AC18JXADCH/AA AC24JXADCH/AA AC3JXADCH/AA Power Supply Ø, #, V, Hz 1, 2, 28-23, 6 1, 2, 28-23, 6 1, 2, 28-23, 6 Type - Fin & Tube Fin & Tube Fin & Tube Heat exchanger Material Fin - Al Al Al Tube - Cu Cu Cu Fin Treatment - - - - Type - Sirocco Sirocco Sirocco Quantity ea 2 3 3 m³/min 17 / 13. / 1 2 / 17. / 1 2 / 22 / 19 Fan Air Flow Rate H/M/L ft³/min 6 / 477 / 33 76 / 618 / 3 883 / 777 / 671 l/s 283 / 22 / 167 333 / 292 / 2 417 / 367 / 317 External Static Pressure Min/Std/Max mmaq 2. / 2. / 1 2. / 2. / 2 3 / 4 / 2 Pa 2 / 2 / 149 2 / 2 / 199 3 / 4 / 199 In Wg.1 /.1 /.6.1 /.1 /.8.12 /.16 /.8 Fan Motor Type - BLDC BLDC BLDC Output W x n 13 x 1 13 x 1 13 x 1 Drain Drain Pipe Φ, mm VP2 (OD32 ID 2) VP2 (OD32 ID 2) VP2 (OD32 ID 2) Sound Pressure H/M/L/ Sound Level (Silent) db(a) 34 / 3 / 26 36 / 32 / 28 37 / 33 / 29 Sound Power Level db(a) 6 8 9 Net Weight kg (lbs) 31.2 (68.8) 4. (89.3) 4. (89.3) Shipping Weight kg (lbs) 3. (77.2) 4. (99.2) 4. (99.2) External mm 8 x 2 x 7 12 x 2 x 7 12 x 2 x 7 Net Dimensions (WxHxD) Dimension inch 33. x 9.8 x 27.6 47.2 x 9.8 x 27.6 47.2 x 9.8 x 27.6 Shipping Dimensions (WxHxD) mm 16 x 32 x 784 1429 x 32 x 779 1429 x 32 x 779 inch 41.9 x 12.6 x 3.9 6.3 x 12.6 x 3.7 6.3 x 12.6 x 3.7 Casing Material - STEEL STEEL STEEL Control System Infrared remote control - - - - Wired remote control - - - - Drain Pump Drain Pump - Built In Built In Built In Max. lifting Height / Displacement in / gal/h 29. / 6.34 29. / 6.34 29. / 6.34 External Model - - - - Internal - - - - Additional Accessories Drain Pump Model Max. lifting Height / Displacement in / gal/h - - - Filter Box - FB-DS1 FB-DS2 FB-DS2 Virus Doctor - - - - Power Supply Ø, #, V, Hz 1, 2, 28-23, 6 1, 2, 28-23, 6 1, 2, 28-23, 6 Type - FMC FMC FMC Heat Exchanger Material Fin - Al Al Al Tube - Al Al Al Fin Treatment - - - - Model Name - UG4T1LNBEQ UG4T2LNFE4 UG8T3LNBJU Type - Twin BLDC Twin BLDC Twin BLDC Compressor Output kw 1.42 1.8 2.82 Oil Type - POE POE PVE Initial charge cc (fl oz) (16.91) 7(23.67) 12(4.8) 9

2. Specification Outdoor Unit Model Name Indoor Unit AC18MNHDCH/AA AC24MNHDCH/AA AC3MNHDCH/AA Outdoor Unit AC18JXADCH/AA AC24JXADCH/AA AC3JXADCH/AA Type - Propellar Propellar Propellar Discharge direction - Front Front Front Fan Quantity EA 1 1 1 m³/min 43.9 62. 62.9 Air Flow Rate ft³/min 1 219 222 l/s 731. 133. 147.7 Fan Motor Type - BLDC BLDC BLDC Output W x n 68 x 1 12 x 1 12 x 1 Cooling 48 Sound Pressure Sound Heating db(a) 48 2 Sound Power 62 6 6 Net Weight kg (lbs) 4. (99.2) 64. (142.2) 7. (14.3) Shipping Weight kg (lbs) 48. (1.8) 69. (13.2) 74. (163.1) External mm 88 x 638 x 31 94 x 998 x 33 94 x 998 x 33 Dimension Net Dimensions (WxHxD) inch 34.6 x 2.1 x 12.2 37. x 39.3 x 13. 37. x 39.3 x 13. Shipping Dimensions (WxHxD) mm 123 x 73 x 413 99 x 196 x 426 99 x 196 x 426 inch 4.3 x 28.7 x 16.3 39.2 x 43.1 x 16.8 39.2 x 43.1 x 16.8 Casing Material Body - STEEL STEEL STEEL Operating Cooling ( ) -18~46 (~11) -18~46 (~11) -18~46 (~11) Temp. Range Heating ( ) -2~24 (-4.~7.2) -2~24 (-4.~7.2) -2~24 (-4.~7.2) NOTE Specification may be subject to change without prior notice. 1) Capacities are based on (Equivalent refrigerant piping : 7.m(24.6ft), Level differences : m(ft)) Cooling : Indoor temperature : 8 F(26.7 C) DB, 67 F(19.4 C) WB / Outdoor temperature : 9 F(3 C) DB, 7 F (23.9 C) WB Heating : Indoor temperature : 7 F(21.1 C) DB, 6 F(1.6 C) WB / Outdoor temperature : 47 F(8.3 C) DB, 43 F(6.1 C) WB 2) Select wire size based on the value of MCA 3) Sound pressure level is obtained in an anechoic room. Sound pressure level is a relative value, depending on the distance and acoustic environment. Sound pressure level may differ depending on operation condition. dba = A-weighted sound pressure level Reference acoustic pressure db = 2uPa 4) Sound power level is an absolute value that a sound source generates. dba = A-weighted sound power level Reference power : 1pW Measured according to ISO 3741 ) These products contain R41A which is fluorinated greenhouse gas. 1

2. Specification System Model Name Indoor Unit AC36MNHDCH/AA AC42MNHDCH/AA AC48MNHDCH/AA Outdoor Unit AC36JXADCH/AA AC42JXADCH/AA AC48JXADCH/AA Mode - HEAT PUMP HEAT PUMP HEAT PUMP kw 4.1 / 1. / 12.2 4.78 / 12.31 / 13.19.4 / 14.7 / 14.7 Cooling Btu/h 14, / 36, / 41, 16,3 / 42, / 4, 18,6 / 48, / 48, Performance Capacity US RT 1.17 / 3. / 3.42 1.36 / 3. / 3.7 1. / 4. / 4. (Min/Std/Max) kw 3.37 / 11.72 / 14.7 3.93 / 13.77 / 14.6 4.48 / 1.3 / 16.12 Heating Btu/h 11, / 4, / 48, 13,4 / 47, /, 1,3 / 3, /, US RT.96 / 3.33 / 4. 1.12 / 3.92 / 4.17 1.28 / 4.42 / 4.8 Power Input (Min/ Cooling.9 / 3.13 / 3.6 1.8 / 4.3 / 4. 1.24 /.2 /.2 kw Std/Max) Heating.72 / 3.3 /..8 / 4.8 /.4.96 /.21 /.7 Power Current Input Cooling 4.9 / 13.7 / 17.2.6 / 18.6 / 2. 6.4 / 23. / 23. A (Min/Std/Max) Heating 3.7 / 14. / 23. 4.3 / 17.9 / 24.. / 22.7 / 2. Current MCA 26. 26. 26. A MOP 4 4 4 EER Cooling (US) (Btu/h)/W 11. 9.77 9.14 Cooling - - - - Efficiency COP Heating W/W 3.4 3.36 2.98 SEER - 2. 19. 17.8 HSPF - 1.2 1.2 9.8 Liquid Pipe Type Flare connection Flare connection Flare connection Φ, mm (inch) 9.2 (3/8") 9.2 (3/8") 9.2 (3/8") Piping Connections Wiring connections Refrigerant Type Flare connection Flare connection Flare connection Gas Pipe Φ, mm (inch) 1.88 (/8") 1.88 (/8") 1.88 (/8") Heat Insulation - Both liquid and gas pipes Both liquid and gas pipes Both liquid and gas pipes Piping length (ODU-IDU) Communication Standard m (ft) 7. (24.6) 7. (24.6) 7. (24.6) Max. m (ft) 7 (246) 7 (246) 7 (246) Elevation m (ft) 3 (98.4) 3 (98.4) 3 (98.4) Chargeless m (ft) 7. (24.6) 7. (24.6) 7. (24.6) Min. mm².7.7.7 Remark - F1, F2 F1, F2 F1, F2 Power supply intake - Both indoor and outdoor unit Both indoor and outdoor unit Both indoor and outdoor unit Type R41A R41A R41A Factory Charging kg 2.8 2.8 2.8 lbs 6.17 6.17 6.17 Standard - 1BEC-1E43-1BEC-1E424-1BEC-1E468-27647-3764 277D8C-3774 278CA-3774 Install - 2-12-2-2-12-2- 2-12-2-3 3 3 11

2. Specification Indoor Unit Outdoor Unit Model Name Indoor Unit AC36MNHDCH/AA AC42MNHDCH/AA AC48MNHDCH/AA Outdoor Unit AC36JXADCH/AA AC42JXADCH/AA AC48JXADCH/AA Power Supply Ø, #, V, Hz 1, 2, 28-23, 6 1, 2, 28-23, 6 1, 2, 28-23, 6 Type - Fin & Tube Fin & Tube Fin & Tube Heat exchanger Material Fin - Al Al Al Tube - Cu Cu Cu Fin Treatment - - - - Type - Sirocco Sirocco Sirocco Quantity ea 3 3 3 m³/min 33 / 28 / 24 3 / 32 / 29 36 / 33 / 3 Fan Air Flow Rate H/M/L ft³/min 116 / 989 / 848 1236 / 113 / 124 1271 / 116 / 19 l/s / 467 / 4 83 / 33 / 483 6 / / External Static Pressure Min/Std/Max mmaq 3 / 4 / 2 3 / 4 / 2 4 /.2 / 2 Pa 3 / 4 / 199 3 / 4 / 199 4 / 1 / 199 In Wg.12 /.16 /.8.12 /.16 /.8.16 /.2 /.8 Fan Motor Type - BLDC BLDC BLDC Output W x n 244 x 1 244 x 1 244 x 1 Drain Drain Pipe Φ, mm VP2 (OD32 ID 2) VP2 (OD32 ID 2) VP2 (OD32 ID 2) Sound Pressure H/M/L/ Sound Level (Silent) db(a) 38 / 34 / 3 4 / 37 / 34 43 / 4 / 37 Sound Power Level db(a) 6 62 6 Net Weight kg (lbs) 4.2 (99.6) 4.2 (99.6) 4.2 (99.6) Shipping Weight kg (lbs). (11.2). (11.2). (11.2) External mm 13 x 7 x 3 13 x 7 x 3 13 x 7 x 3 Net Dimensions (WxHxD) Dimension inch 1.2 x 27.6 x 11.8 1.2 x 27.6 x 11.8 1.2 x 27.6 x 11.8 Shipping Dimensions (WxHxD) mm 129 x 779 x 37 129 x 779 x 37 129 x 779 x 37 inch 6.2 x 3.7 x 14.6 6.2 x 3.7 x 14.6 6.2 x 3.7 x 14.6 Casing Material - STEEL STEEL STEEL Control System Infrared remote control - - - - Wired remote control - - - - Drain Pump Drain Pump - Built In Built In Built In Max. lifting Height / Displacement in / gal/h 29. / 6.34 29. / 6.34 29. / 6.34 External Model - - - - Internal - - - - Additional Accessories Drain Pump Model Max. lifting Height / Displacement in / gal/h - - - Filter Box - FB-DS3 FB-DS3 FB-DS3 Virus Doctor - - - - Power Supply Ø, #, V, Hz 1, 2, 28-23, 6 1, 2, 28-23, 6 1, 2, 28-23, 6 Type - FMC FMC FMC Heat Exchanger Material Fin - Al Al Al Tube - Al Al Al Fin Treatment - - - - Model Name - UGT4FUEJX UGT4FUEJX UGT4FUEJX Type - Twin BLDC Twin BLDC Twin BLDC Compressor Output kw 4.12 4.12 4.12 Oil Type - PVE PVE PVE Initial charge cc (fl oz) 17(7.48) 17(7.48) 17(7.48) 12

2. Specification Outdoor Unit Model Name Indoor Unit AC36MNHDCH/AA AC42MNHDCH/AA AC48MNHDCH/AA Outdoor Unit AC36JXADCH/AA AC42JXADCH/AA AC48JXADCH/AA Type - Propellar Propellar Propellar Discharge direction - Front Front Front Fan Quantity EA 2 2 2 m³/min 86.1 86.1 86.1 Air Flow Rate ft³/min 34 34 34 l/s 1434.7 1434.7 1434.7 Fan Motor Type - BLDC BLDC BLDC Output W x n 12 x 2 12 x 2 12 x 2 Cooling 49 1 3 Sound Pressure Sound Heating db(a) 1 3 Sound Power 6 66 67 Net Weight kg (lbs) 88. (194.) 88. (194.) 88. (194.) Shipping Weight kg (lbs) 98. (216.1) 98. (216.1) 98. (216.1) External mm 94 x 121 x 33 94 x 121 x 33 94 x 121 x 33 Dimension Net Dimensions (WxHxD) inch 37. x 47.6 x 13. 37. x 47.6 x 13. 37. x 47.6 x 13. Shipping Dimensions (WxHxD) mm 99 x 1388 x 426 99 x 1388 x 426 99 x 1388 x 426 inch 39.2 x 43.1 x 16.8 39.2 x 43.1 x 16.8 39.2 x 43.1 x 16.8 Casing Material Body - STEEL STEEL STEEL Operating Cooling ( ) -18~46 (~11) -18~46 (~11) -18~46 (~11) Temp. Range Heating ( ) -2~24 (-4.~7.2) -2~24 (-4.~7.2) -2~24 (-4.~7.2) NOTE Specification may be subject to change without prior notice. 1) Capacities are based on (Equivalent refrigerant piping : 7.m(24.6ft), Level differences : m(ft)) Cooling : Indoor temperature : 8 F(26.7 C) DB, 67 F(19.4 C) WB / Outdoor temperature : 9 F(3 C) DB, 7 F (23.9 C) WB Heating : Indoor temperature : 7 F(21.1 C) DB, 6 F(1.6 C) WB / Outdoor temperature : 47 F(8.3 C) DB, 43 F(6.1 C) WB 2) Select wire size based on the value of MCA 3) Sound pressure level is obtained in an anechoic room. Sound pressure level is a relative value, depending on the distance and acoustic environment. Sound pressure level may differ depending on operation condition. dba = A-weighted sound pressure level Reference acoustic pressure db = 2uPa 4) Sound power level is an absolute value that a sound source generates. dba = A-weighted sound power level Reference power : 1pW Measured according to ISO 3741 ) These products contain R41A which is fluorinated greenhouse gas. 13

3. Summary Table Performance characteristics Indoor unit Model Code AC18MNHDCH AC24MNHDCH AC3MNHDCH AC36MNHDCH AC42MNHDCH AC48MNHDCH Net Weight kg (lbs) 3. (67.2) 39.4 (86.9) 39.4 (86.9) 44.6 (98.3) 44.6 (98.3) 44.6 (98.3) Capacity Cooling (Btu/h) Heating (Btu/h) Fan Speed Airflow (CFM) Sound Pressure Level (dba) Sound Power Level (dba) Max. 21 2 High 6 34 6 Std. 18 2 Mid. 477 3 - Min. 38 Low 33 26 - Max. 27 31 High 76 36 8 Std. 24 27 Mid. 618 32 - Min. 7 2 Low 3 28 - Max. 3 38 High 883 37 9 Std. 3 32 Mid. 777 33 - Min. 93 9 Low 671 29 - Max. 41 48 High 116 38 6 Std. 36 4 Mid. 989 34 - Min. 14 11 Low 848 3 - Max. 4 High 1236 4 62 Std. 42 47 Mid. 113 37 - Min. 163 134 Low 124 34 - Max. 48 High 1271 43 6 Std. 48 3 Mid. 116 4 - Min. 186 13 Low 19 37 - NOTE Sound data is based on cooling operation. Outdoor unit Capacity (Btu/h) Model Code Net Size (WxHxD, inch) Net Weight kg (lbs) Airflow (CFM) Sound Pressure Level (dba) Cooling Heating Sound Power Level (dba) 18 AC18JXADCH 34.6 x 2.1 x 12.2 4. (99.2) 1 48 48 62 24 AC24JXADCH 37. x 39.3 x 13. 64. (142.2) 219 6 3 AC3JXADCH 37. x 39.3 x 13. 7. (14.3) 222 2 6 36 AC36JXADCH 37. x 47.6 x 13. 88. (194.) 34 49 1 6 42 AC42JXADCH 37. x 47.6 x 13. 88. (194.) 34 1 3 66 48 AC48JXADCH 37. x 47.6 x 13. 88. (194.) 34 3 67 14

3. Summary Table Electrical Characteristics Model Code Outdoor Unit Input Current(Amperes) Power Supply Indoor Unit Outdoor Unit Rated Voltage range Outdoor Unit Hz Volts Min. Max. Cooling Heating Indoor Unit Total MCA (A) MOP (A) AC18MNHDCH AC18JXADCH 6 28~23 187 23 8.9 8.9 1.1 1 1 1 AC24MNHDCH AC24JXADCH 6 28~23 187 23 12. 12. 1. 14. 14 2 AC3MNHDCH AC3JXADCH 6 28~23 187 23 2. 2. 3. 23. 23 3 AC36MNHDCH AC36JXADCH 6 28~23 187 23 22. 22. 4. 26. 26. 4 AC42MNHDCH AC42JXADCH 6 28~23 187 23 22. 22. 4. 26. 26. 4 AC48MNHDCH AC48JXADCH 6 28~23 187 23 22. 22. 4. 26. 26. 4 NOTE MCA : Minimum circuit amperes MOP : Maximum Overcurrent Protective Device (A) Select wire size based on the value of MCA 1

4. Capacity Table Duct S AC18MNHDCH/AA + AC18JXADCH/AA Cooling TC : Total Capacity, SHC : Sensible Heat Capacity, PI : Power Input Outdoor Temperature (, DB) Indoor Temperature (, DB / WB) 68 / 7 72 / 61 77 / 64 8 / 67 82 / 7 86 / 72 9 / 7 TC SHC PI TC SHC PI TC SHC PI TC SHC PI TC SHC PI TC SHC PI TC SHC PI MBH MBH kw MBH MBH kw MBH MBH kw MBH MBH kw MBH MBH kw MBH MBH kw MBH MBH kw 19.4 1. 1.1 19.9 1.9 1.1 2.4 16.3 1.2 2.9 16.7 1.18 21.1 16.9 1.2 21.6 17.3 1.2 21.9 17.6 1.2 7 2.9 16.7 1.2 21.4 17.1 1.2 22. 17.6 1.3 22. 18. 1.3 22.7 18.2 1.3 23.3 18.6 1.3 23.6 18.9 1.4 9 16.7 13.4 1.8 17.1 13.7 1.8 17.6 14.1 1.9 18. 14.4 1.92 18.2 14. 1.9 18.6 14.9 2. 18.9 1.1 2. 11 14.4 11. 2.1 14.8 11.8 2.2 1.1 12.1 2.2 1. 12.4 2.28 1.7 12. 2.3 16. 12.8 2.4 16.3 13. 2.4 Heating Outdoor Temperature (, DB) Indoor Temperature (, DB) TC : Total Capacity, PI : Power Input 61 64 68 7 72 7 TC PI TC PI TC PI TC PI TC PI TC PI MBH kw MBH kw MBH kw MBH kw MBH kw MBH kw -4 1.6 1.7 1. 1.7 1.4 1.6 1.3 1.62 1.1 1.6 1. 1.6 14 16.4 2.1 16.2 2.1 16.1 2.1 1.9 2. 1.7 2. 1.6 2. 32 19.8 1.8 19.6 1.8 19.4 1.8 19.3 1.78 19.1 1.8 18.9 1.7 47 2.6 1.9 2.4 1.9 2.2 1.9 2. 1.88 19.8 1.9 19.6 1.8 7.2 24. 1.7 23.7 1.6 23. 1.6 23.3 1.61 23. 1.6 22.8 1.6 NOTE Capacities are based on following conditions; Refrigerant pipe length : 7.m (24.6ft) / Level difference : m (ft). 16

4. Capacity Table AC24MNHDCH/AA + AC24JXADCH/AA Cooling TC : Total Capacity, SHC : Sensible Heat Capacity, PI : Power Input Outdoor Temperature (, DB) Indoor Temperature (, DB / WB) 68 / 7 72 / 61 77 / 64 8 / 67 82 / 7 86 / 72 9 / 7 TC SHC PI TC SHC PI TC SHC PI TC SHC PI TC SHC PI TC SHC PI TC SHC PI MBH MBH kw MBH MBH kw MBH MBH kw MBH MBH kw MBH MBH kw MBH MBH kw MBH MBH kw 2. 2. 1. 2.6 2. 1. 26.3 21. 1.1 26.9 21. 1.8 27.2 21.7 1.1 27.8 22.3 1.1 28.2 22.6 1.1 7 2.8 2.7 1.3 26. 21.2 1.4 27.1 21.7 1.4 27.8 22.2 1.43 28.1 22. 1.4 28.8 23. 1. 29.2 23.3 1. 9 22.3 17.9 1.9 22.9 18.3 1.9 23.4 18.7 2. 24. 19.2 2.3 24.2 19.4 2.1 24.8 19.9 2.1 2.2 2.2 2.1 11 21.3 17. 2.4 21.8 17. 2. 22.4 17.9 2. 22.9 18.3 2.6 23.1 18. 2.6 23.7 18.9 2.7 24. 19.2 2.7 Heating Outdoor Temperature (, DB) Indoor Temperature (, DB) TC : Total Capacity, PI : Power Input 61 64 68 7 72 7 TC PI TC PI TC PI TC PI TC PI TC PI MBH kw MBH kw MBH kw MBH kw MBH kw MBH kw -4 1.6 2.2 1.4 2.2 1.3 2.2 1.1 2.1 14.9 2.1 14.8 2.1 14 21.1 2.9 2.9 2.9 2.7 2.9 2. 2.84 2.3 2.8 2.1 2.8 32 28.6 2.8 28.4 2.8 28.1 2.8 27.8 2.74 27. 2.7 27.2 2.7 47 27.8 2.4 27. 2.3 27.3 2.3 27. 2.29 26.7 2.3 26. 2.2 7.2 3. 2. 3.2 2. 34.8 2. 34. 2.43 34.2 2.4 33.8 2.4 AC3MNHDCH/AA + AC3JXADCH/AA Cooling TC : Total Capacity, SHC : Sensible Heat Capacity, PI : Power Input Outdoor Temperature (, DB) Indoor Temperature (, DB / WB) 68 / 7 72 / 61 77 / 64 8 / 67 82 / 7 86 / 72 9 / 7 TC SHC PI TC SHC PI TC SHC PI TC SHC PI TC SHC PI TC SHC PI TC SHC PI MBH MBH kw MBH MBH kw MBH MBH kw MBH MBH kw MBH MBH kw MBH MBH kw MBH MBH kw 32.3 2.8 1.1 33.1 26.4 1.2 33.9 27.1 1.2 34.7 27.8 1.21 3. 28. 1.2 3.9 28.7 1.3 36.4 29.1 1.3 7 32.1 2.7 1.8 32.9 26.3 1.9 33.7 26.9 1.9 34. 27.6 1.98 34.8 27.9 2. 3.7 28. 2. 36.2 29. 2.1 9 27.9 22.3 2.8 28.6 22.9 2.9 29.3 23.4 2.9 3. 24. 3. 3.3 24.2 3. 31. 24.8 3.1 31. 2.2 3.1 11 22.6 18.1 2.9 23.1 18. 2.9 23.7 19. 3. 24.3 19.4 3.9 24. 19.6 3.1 2.1 2.1 3.2 2. 2.4 3.2 Heating Outdoor Temperature (, DB) Indoor Temperature (, DB) TC : Total Capacity, PI : Power Input 61 64 68 7 72 7 TC PI TC PI TC PI TC PI TC PI TC PI MBH kw MBH kw MBH kw MBH kw MBH kw MBH kw -4 19.9 2.8 19.7 2.8 19. 2.8 19.3 2.7 19.1 2.7 18.9 2.7 14 3.2 4. 34.8 4.4 34. 4.4 34.1 4.33 33.8 4.3 33. 4.2 32 37. 4.1 36.6 4.1 36.2 4. 3.9 4. 3. 4. 3.2 3.9 47 33. 3. 32.6 3. 32.3 3. 32. 2.96 31.7 2.9 31.4 2.9 7.2 43.3 3. 42.8 3. 42.4 3. 42. 2.94 41.6 2.9 41.2 2.9 NOTE Capacities are based on following conditions; Refrigerant pipe length : 7.m (24.6ft) / Level difference : m (ft). 17

4. Capacity Table AC36MNHDCH/AA + AC36JXADCH/AA Cooling TC : Total Capacity, SHC : Sensible Heat Capacity, PI : Power Input Outdoor Temperature (, DB) Indoor Temperature (, DB / WB) 68 / 7 72 / 61 77 / 64 8 / 67 82 / 7 86 / 72 9 / 7 TC SHC PI TC SHC PI TC SHC PI TC SHC PI TC SHC PI TC SHC PI TC SHC PI MBH MBH kw MBH MBH kw MBH MBH kw MBH MBH kw MBH MBH kw MBH MBH kw MBH MBH kw 36.2 28.9 2.4 37.1 29.6 2.4 38. 3.4 2. 38.9 31.1 2.6 39.3 31.4 2.6 4.2 32.2 2.6 4.8 32.7 2.7 7 3.8 28.6 2.4 36.7 29.3 2.4 37.6 3.1 2. 38. 3.8 2.4 38.9 31.1 2.6 39.8 31.9 2.6 4.4 32.3 2.7 9 33. 26.8 2.9 34.3 27.4 3. 3.1 28.1 3.1 36. 28.8 3.13 36.4 29.1 3.2 37.2 29.8 3.2 37.8 3.2 3.3 11 23.1 18. 2. 23.7 19. 2.6 24.3 19.4 2.7 24.9 19.9 2.72 2.1 2.1 2.7 2.8 2.6 2.8 26.1 2.9 2.9 Heating Outdoor Temperature (, DB) Indoor Temperature (, DB) TC : Total Capacity, PI : Power Input 61 64 68 7 72 7 TC PI TC PI TC PI TC PI TC PI TC PI MBH kw MBH kw MBH kw MBH kw MBH kw MBH kw -4 31. 4. 3.7 4.4 3.4 4.4 3.1 4.3 29.8 4.3 29. 4.3 14 38.6 4.9 38.3 4.9 37.9 4.8 37. 4.78 37.1 4.7 36.8 4.7 32 38.3 4.7 37.9 4.7 37. 4.7 37.2 4.61 36.8 4.6 36.4 4. 47 41.2 3.4 4.8 3.4 4.4 3.3 4. 3.3 39.6 3.3 39.2 3.2 7.2 47.9 3.4 47.4 3.3 47. 3.3 46. 3.28 46. 3.2 4.6 3.2 AC42MNHDCH/AA + AC42JXADCH/AA Cooling TC : Total Capacity, SHC : Sensible Heat Capacity, PI : Power Input Outdoor Temperature (, DB) Indoor Temperature (, DB / WB) 68 / 7 72 / 61 77 / 64 8 / 67 82 / 7 86 / 72 9 / 7 TC SHC PI TC SHC PI TC SHC PI TC SHC PI TC SHC PI TC SHC PI TC SHC PI MBH MBH kw MBH MBH kw MBH MBH kw MBH MBH kw MBH MBH kw MBH MBH kw MBH MBH kw 41.6 33.2 3. 42.6 34.1 3.1 43.6 34.9 3.2 44.7 3.8 3.28 4.1 36.1 3.3 46.2 37. 3.4 46.9 37. 3.4 7 41.1 32.9 3.1 42.1 33.7 3.2 43.1 34. 3.3 44.2 3.4 3.38 44.6 3.7 3.4 4.7 36.6 3. 46.4 37.1 3. 9 39. 31.2 4. 4. 32. 4.1 41. 32.8 4.2 42. 33.6 4.3 42.4 33.9 4.3 43.4 34.8 4.4 44.1 3.3 4. 11 29.6 23.7 3. 3.3 24.2 3. 31. 24.8 3.1 31.8 2.4 3.18 32.1 2.7 3.2 32.9 26.3 3.3 33.4 26.7 3.3 Heating Outdoor Temperature (, DB) Indoor Temperature (, DB) TC : Total Capacity, PI : Power Input 61 64 68 7 72 7 TC PI TC PI TC PI TC PI TC PI TC PI MBH kw MBH kw MBH kw MBH kw MBH kw MBH kw -4 27. 4. 26.8 4. 26. 4. 26.3 4.41 26. 4.4 2.7 4.3 14 41.7.2 41.3.2 4.9.1 4.. 4.1. 39.7 4.9 32 4.1 4.8 44.7 4.7 44.2 4.7 43.8 4.6 43.4 4.6 42.9 4.6 47 48.4 4.2 47.9 4.2 47. 4.1 47. 4.8 46. 4. 46.1 4. 7.2 3.7 4.1 3.1 4. 2.6 4. 2.1 3.9 1.6 3.9 1.1 3.9 NOTE Capacities are based on following conditions; Refrigerant pipe length : 7.m (24.6ft) / Level difference : m (ft). 18

4. Capacity Table AC48MNHDCH/AA + AC48JXADCH/AA Cooling TC : Total Capacity, SHC : Sensible Heat Capacity, PI : Power Input Outdoor Temperature (, DB) Indoor Temperature (, DB / WB) 68 / 7 72 / 61 77 / 64 8 / 67 82 / 7 86 / 72 9 / 7 TC SHC PI TC SHC PI TC SHC PI TC SHC PI TC SHC PI TC SHC PI TC SHC PI MBH MBH kw MBH MBH kw MBH MBH kw MBH MBH kw MBH MBH kw MBH MBH kw MBH MBH kw 49.1 39.3 3..3 4.2 3.6 1. 41.2 3.7 2.8 42.2 3.77 3.3 42.7 3.8 4.6 43.7 3.9.4 44.3 4. 7 48.3 38.6 3.6 49.4 39.6 3.7.7 4. 3.8 1.9 41. 3.8 2.4 41.9 3.9 3.7 42.9 4. 4. 43.6 4. 9 44.6 3.7 4.9 4.7 36.6. 46.8 37..1 48. 38.4.2 48. 38.8.3 49.6 39.7.4.4 4.3. 11 3. 24.4 3.6 31.2 2. 3.7 32. 2.6 3.8 32.8 26.2 3.87 33.1 26. 3.9 33.9 27.1 4. 34.4 27. 4.1 Heating Outdoor Temperature (, DB) Indoor Temperature (, DB) TC : Total Capacity, PI : Power Input 61 64 68 7 72 7 TC PI TC PI TC PI TC PI TC PI TC PI MBH kw MBH kw MBH kw MBH kw MBH kw MBH kw -4 3.7 4.8 3.4 4.7 3.1 4.7 29.8 4.62 29. 4.6 29.2 4. 14 41.7.2 41.3.2 4.9.1 4..8 4.1. 39.7. 32 49.2. 48.8.4 48.3.4 47.8.34 47.3.3 46.8.2 47 4.6.4 4.1.3 3..3 3..21 2..2 1.9.1 7.2 6.7 4.6 6.1 4.6 9. 4.6 8.9 4.1 8.3 4. 7.7 4.4 NOTE Capacities are based on following conditions; Refrigerant pipe length : 7.m (24.6ft) / Level difference : m (ft). 19

. Capacity Correction AC18MNHDCH/AA + AC18JXADCH/AA Cooling Pipe Length (ft) 16.4 32.8 49.2 6.6 82. 98.4 6.6 - - -.96.94.93 49.2 - -.97.96.94.93 Level Difference (ft) 32.8 -.99.97.96.94.93 16.4 1.99.97.96.94.93. 1.99.97.96.94.93-16.4 1.98.97.9.94.93-32.8 -.97.96.9.93.92-49.2 - -.96.94.93.92-6.6 - - -.94.93.91 Heating Pipe Length (ft) 16.4 32.8 49.2 6.6 82. 98.4 6.6 - - -.94.92.9 49.2 - -.96.94.92.9 Level Difference (ft) 32.8 -.98.96.94.92.9 16.4 1.98.96.94.92.9. 1.98.96.94.92.9-16.4 1.98.96.94.92.9-32.8 -.98.96.94.92.9-49.2 - -.96.94.92.9-6.6 - - -.94.92.9 2

. Capacity Correction AC24MNHDCH/AA + AC24JXADCH/AA, AC3MNHDCH/AA + AC3JXADCH/AA Cooling Level Difference (ft) Pipe Length (ft) 16.4 32.8 49.2 6.6 82. 98.4 114.8 131.2 147.6 164. 98.4 - - - - -.94.93.92.91.9 82. - - - -.96.94.93.92.91.9 6.6 - - -.97.96.94.93.92.91.9 49.2 - -.98.97.96.94.93.92.91.9 32.8 -.99.98.97.96.94.93.92.91.9 16.4 1.99.98.97.96.94.93.92.91.9. 1.99.98.97.96.94.93.92.91.9-16.4 1.98.97.96.9.94.92.91.9.88-32.8 -.98.97.96.9.94.92.9.89.86-49.2 - -.97.96.94.93.91.9.88.8-6.6 - - -.9.94.93.91.89.87.83-82. - - - -.94.92.9.88.86.81-98.4 - - - - -.92.9.88.8.8 Heating Level Difference (ft) Pipe Length (ft) 16.4 32.8 49.2 6.6 82. 98.4 114.8 131.2 147.6 164. 98.4 - - - - -.94.93.92.91.9 82. - - - -.96.94.93.92.91.9 6.6 - - -.97.96.94.93.92.91.9 49.2 - -.98.97.96.94.93.92.91.9 32.8 -.99.98.97.96.94.93.92.91.9 16.4 1.99.98.97.96.94.93.92.91.9. 1.99.98.97.96.94.93.92.91.9-16.4 1.99.98.97.96.94.93.92.91.9-32.8 -.99.98.97.96.94.93.92.91.9-49.2 - -.98.97.96.94.93.92.91.9-6.6 - - -.97.96.94.93.92.91.9-82. - - - -.96.94.93.92.91.9-98.4 - - - - -.94.93.92.91.9 21

. Capacity Correction AC36MNHDCH/AA + AC36JXADCH/AA, AC42MNHDCH/AA + AC42JXADCH/AA, AC48MNHDCH/AA + AC48JXADCH/AA Cooling Level Difference (ft) Pipe Length (ft) 16.4 32.8 49.2 6.6 82. 98.4 114.8 131.2 147.6 164. 18.4 196.9 213.3 229.7 246.1 98.4 - - - - -.96.9.94.93.92.91.91.9.89.88 82. - - - -.97.96.9.94.93.92.91.91.9.89.88 6.6 - - -.97.97.96.9.94.93.92.91.91.9.89.88 49.2 - -.98.97.97.96.9.94.93.92.91.91.9.89.88 32.8 -.99.98.97.97.96.9.94.93.92.91.91.9.89.88 16.4 1.99.98.97.97.96.9.94.93.92.91.91.9.89.88. 1.99.98.97.97.96.9.94.93.92.91.91.9.89.88-16.4 1.99.98.97.96.9.9.94.93.92.91.9.89.88.87-32.8 -.98.98.97.96.9.94.93.93.92.91.9.89.87.8-49.2 - -.97.97.96.9.94.93.92.91.9.89.88.86.84-6.6 - - -.96.9.9.94.93.92.91.91.89.88.86.83-82. - - - -.9.94.93.93.92.91.92.88.87.8.81-98.4 - - - - -.94.93.92.91.9.89.88.86.84.8 Heating Level Difference (ft) Pipe Length (ft) 16.4 32.8 49.2 6.6 82. 98.4 114.8 131.2 147.6 164. 18.4 196.9 213.3 229.7 246.1 98.4 - - - - -.96.94.94.93.92.91.9.89.89.88 82. - - - -.97.96.94.94.93.92.91.9.89.89.88 6.6 - - -.97.97.96.94.94.93.92.91.9.89.89.88 49.2 - -.98.97.97.96.94.94.93.92.91.9.89.89.88 32.8 -.99.98.97.97.96.94.94.93.92.91.9.89.89.88 16.4 1.99.98.97.97.96.94.94.93.92.91.9.89.89.88. 1.99.98.97.97.96.94.94.93.92.91.9.89.89.88-16.4 1.99.98.97.97.96.94.94.93.92.91.9.89.89.88-32.8 -.99.98.97.97.96.94.94.93.92.91.9.89.89.88-49.2 - -.98.97.97.96.94.94.93.92.91.9.89.89.88-6.6 - - -.97.97.96.94.94.93.92.91.9.89.89.88-82. - - - -.97.96.94.94.93.92.91.9.89.89.88-98.4 - - - - -.96.94.94.93.92.91.9.89.89.88 22

6. Dimensional Drawing Indoor unit AC18MNHDCH/AA Units : inches [mm] 6.22(18) 7.28(18) 27.6(7) (Suspension position) 1.1(28) Inspection hole 6 7 23.78(64) 7x3.937=27.6(7x1=7) 32.17(817) (Air outlet duct flange) 33.46(8) 3.43(9) (Suspension position) 22-ø.13(3.2) hole (Air around) 8.39(213) 4.92(12) 2 1 9.84(2) 8.66(22) 2x3.43=7.9 (2x9=18) 27.6(7) 33.46(8) 37.4(9) 19.69() Discharge side 12.72(323) 3 4 Suction side NO Name Description 1 Liquid pipe connection Ø1/4"(6.3) 2 Gas pipe connection Ø1/2"(12.7) 3 Drain pipe connection ODØ1.26 (32) IDØ.98 (2) 4 Power supply connection - Air discharge flange - 6 Air filter - 7 Hook M8~M1 23

6. Dimensional Drawing Indoor unit AC24MNHDCH/AA, AC3MNHDCH/AA Units : inches [mm] 23.78(64) 27.6(7) (Suspension position) 6.22(18) 7.28(18) 1.1(28) Inspection hole 6 7 11x3.937=43.31(11x1=11) 4.94(1167) (Airoutlet duct flange) 47.24(12) 49.21(12) (Suspensionposition) 3-ø.13(3.2) hole (Airaround) 8.39(213) 4.92(12) 2 1 9.84(2) 8.66(22) 2x3.43=7.9 (2x9=18) 27.6(7) 47.24(12) 1.18(13) 19.69() Discharge side 12.72(323) 3 4 Suction side NO Name Description AC24MNHDCH/AA AC3MNHDCH/AA 1 Liquid pipe connection Ø1/4"(6.3) Ø3/8"(9.2) 2 Gas pipe connection Ø/8"(1.88) 3 Drain pipe connection ODØ1.26 (32) IDØ.98 (2) 4 Power supply connection - Air discharge flange - 6 Air filter - 7 Hook M8~M1 24

6. Dimensional Drawing Indoor unit AC36MNHDCH/AA, AC42MNHDCH/AA, AC48MNHDCH/AA Units : inches [mm] 6 27.6(7) (Suspension position) 7 23.78(64) 6.3(16) 7.28(18) 1.1(28) Inspection hole 27.6(7) 11x3.937=43.31(11x1=11) 49.92(1268) (Air outlet duct flange) 1.18(13) 3.1(13) (Suspension position) 3-ø.13(3.2) hole (Air around) 1.18(13).12(14) 19.69() 8.39(213) 4.92(12) 2 1 11.81(3) 1.63(27) 2x4.3=7.6 (2x11=23) Discharge side 12.76(324) 3 4 Suction side NO Name Description 1 Liquid pipe connection Ø3/8"(9.2) 2 Gas pipe connection Ø/8"(1.88) 3 Drain pipe connection ODØ1.26 (32) IDØ.98 (2) 4 Power supply connection - Air discharge flange - 6 Air filter - 7 Hook M8~M1 2

6. Dimensional Drawing Outdoor unit AC18JXADCH/AA Units : mm [inches] 88 [2-1 3/4 ] 66 [2-2 ] 364 [1-2 1/4 ] 31 [1-1/4 ] 34 [1-1 1/2 ] 483 [1-7 ] 88 [2-1 3/4 ] 3 197 [7 3/4 ] 622 [2-1/2 ] 638 [2-1 ] 1 2 17 [6 1/4 ] 383 [1-3 ] Table of descriptions 1 Refrigerant gas pipe 7 2 Refrigerant liquid pipe 8 3 Power & Comm. wiring conduits 9 4 1 11 6 12 26

6. Dimensional Drawing Outdoor unit AC24JXADCH/AA, AC3JXADCH/AA Units : mm [inches] 94 [3-1 ] 287 [11 1/4 ] 491 [1-7 1/4 ] 688 [2-3 ] 983 [3-2 3/4 ] 6 [2-1 3/4 ] 18 [3-3 3/4 ] 621 [2-1/2 ] 4-ø 12mm 36 [1-2 1/4 ] 384 [1-3 1/4 ] 943 [3-1 1/4 ] Table of descriptions 1 Refrigerant gas pipe 7 2 Refrigerant liquid pipe 8 3 Drain Hole 9 4 Power & Comm. wiring conduits 1 11 6 12 27

6. Dimensional Drawing AC36JXADCH/AA, AC42JXADCH/AA, AC48JXADCH/AA Units : mm [inches] 94 [3-1 ] 3 [11 3/4 ] 4-ø 12mm 36 [1-2 1/4 ] 384 [1-3 1/4 ] [1-9 3/4 ] 21 [1-8 1/2 ] 898 [2-11 1/4 ] 1219 [4 ] 123 [3-11 1/4 ] 4 2 1 621 [2-1/2 ] 943 [3-1 1/4 ] 3 Table of descriptions 1 Refrigerant gas pipe 7 2 Refrigerant liquid pipe 8 3 Drain Hole 9 4 Power & Comm. wiring conduits 1 11 6 12 28

7. Center of Gravity Indoor unit Units : mm [inches] E F A B D C Model A B C D E F AC18MNHDCH AC24MNHDCH AC3MNHDCH AC36MNHDCH AC42MNHDCH AC48MNHDCH 7 [27-9/16] 7 [27-9/16] 7 [27-9/16] 33 [14] 26 [1-7/16] 26 [1-7/16] 9 [3-7/16] 12 [49-3/16] 13 [3-1/8] 4 [1-1/16] 6 [18-/16] 6 [2-/8] 22 [9-1/16] 22 [9-1/16] 31 [11-13/16] 12 [4-1/16] 12 [4-1/16] 1 [-1/16] 29

7. Center of Gravity Outdoor unit Units : mm [inches] B F A C D E Hold location of foundation bolt Hold location of foundation bolt Model A B C D E F AC18JXADCH AC24JXADCH AC3JXADCH AC36JXADCH AC42JXADCH AC48JXADCH 22 [8-/8] 2 [8-1/8] 21 [8-1/4] 29 [11-7/16] 44 [17-1/2] 3 [2-7/8] 1 [-7/8] 16 [6-/16] 16 [6-/16] 66 [26] 62 [24-3/8] 62 [24-3/8] 336 [13-1/4] 328 [12-7/8] 328 [12-7/8] 638 [2-1/8] 998 [39-/16] 121 [47-/8] 3

8. Electrical Wiring Diagram Indoor unit AC18MNHDCH/AA, AC24MNHDCH/AA, AC3MNHDCH/AA, AC36MNHDCH/AA, AC42MNHDCH/AA, AC48MNHDCH/AA MAIN PBA Printed Circuit Board(MAIN) SPI S-Plasma ion ROOM(1K) Thermistor ROOM OUT(1K) BLDC DRIVER PBA Printed Circuit Board(BLDC DRIVER) EEV Electronic Expansion Valve EVA-IN(1K) Thermistor EVA IN(1K) SUB PBA Printed Circuit Board(SUB) EXT_CONTROL EXTERNAL_CONTROL EVA-OUT(1K) Thermistor EVA OUT(1K) M-BLDC BLDC Motor DISCHARGE(1K) Thermistor DISCHARGE(1K) NOTE This wiring diagram applies only to the Indoor unit. Symbols show as follow : blk: black, red: red, blu: blue, wht: white, yel: yellow, brn: brown, sky: skyblue: grn: green For connection wiring indoor-outdoor transmission F1-F2, indoor-wired remote controller transmission F3-F4. Protective earth(screw) 31

8. Electrical Wiring Diagram Outdoor unit AC18JXADCH/AA MAIN PCB Printed circuit board(main) EEV Electronic Expansion Valve DIS-TH Thermistor DISCHARGE M-BLDC BLDC Motor COND-TH Thermistor CONDENSOR OUT-TH Thermistor AMBIENT SMPS PBA Printed circuit board(power) OLP-TH Thermistor OLP NOTE This wiring diagram applies only to the Outdoor unit. Symbols show as follow : blk: black, red: red, blu: blue, wht: white, yel: yellow, brn: brown, sky: skyblue: grn: green For connection wiring indoor-outdoor transmission F1-F2 Protective earth(screw) 32

8. Electrical Wiring Diagram Outdoor unit AC24JXADCH/AA, AC3JXADCH/AA, AC36JXADCH/AA, AC42JXADCH/AA, AC48JXADCH/AA MAIN PCB Printed circuit board(main) EEV Electronic Expansion Valve DIS-TEMP Thermistor DISCHARGE INVERTER PCB Printed circuit board(inverter) M-BLDC BLDC Motor OUT-TH Thermistor AMBIENT EMI PCB Printed circuit board(emi) OLP-TEMP Thermistor OLP COND-TEMP Thermistor CONDENSOR NOTE This wiring diagram applies only to the Outdoor unit. Symbols show as follow : blk: black, red: red, blu: blue, wht: white, yel: yellow, brn: brown, sky: skyblue: grn: green For connection wiring indoor-outdoor transmission F1-F2 Protective earth(screw) 33

9. Sound Data Sound Pressure level Indoor unit Discharge Duct 2m Suction Duct 2m Microphone Unit: db(a) Model High Mid Low AC18MNHDCH/AA 34 3 26 AC24MNHDCH/AA 36 32 28 AC3MNHDCH/AA 37 33 29 AC36MNHDCH/AA 38 34 3 NC Curve 1) AC18MNHDCH/AA 2) AC24MNHDCH/AA Sound Pressure Level (db) 7 6 6 4 4 3 3 2 2 1 1 High Low NC 7 NC 6 NC NC NC 4 NC 4 NC 3 NC 3 NC 2 NC 2 NC 1 63 12 2 1 2 4 8 Octave Band Center Frequency(Hz) 7 6 6 4 4 3 3 2 2 1 1 Sound Pressure Level (db) 7 6 6 4 4 3 3 2 2 1 1 High Low NC 7 NC 6 NC NC NC 4 NC 4 NC 3 NC 3 NC 2 NC 2 NC 1 63 12 2 1 2 4 8 Octave Band Center Frequency(Hz) 7 6 6 4 4 3 3 2 2 1 1 3) AC3MNHDCH/AA 4) AC36MNHDCH/AA Sound Pressure Level (db) 7 6 6 4 4 3 3 2 2 1 1 High Low NC 7 NC 6 NC NC NC 4 NC 4 NC 3 NC 3 NC 2 NC 2 NC 1 63 12 2 1 2 4 8 Octave Band Center Frequency(Hz) 7 6 6 4 4 3 3 2 2 1 1 Sound Pressure Level (db) 7 6 6 4 4 3 3 2 2 1 1 High Low NC 7 NC 6 NC NC NC 4 NC 4 NC 3 NC 3 NC 2 NC 2 NC 1 63 12 2 1 2 4 8 Octave Band Center Frequency(Hz) 7 6 6 4 4 3 3 2 2 1 1 NOTE Specifications may be subject to change without prior notice. Sound pressure Level Sound pressure level is obtained in an anechoic room. Sound pressure level is a relative value, depending on the distance and acoustic environment. Sound pressure level may differ depending on operation condition. dba = A weighted sound pressure level Reference acoustic pressure db = 2μPa 34

9. Sound Data Indoor unit Discharge Duct 2m Suction Duct 2m Unit: db(a) Model High Mid Low AC42MNHDCH/AA 4 37 34 AC48MNHDCH/AA 43 4 37 Microphone NC Curve ) AC42MNHDCH/AA 6) AC48MNHDCH/AA Sound Pressure Level (db) 7 6 6 4 4 3 3 2 2 1 1 High Low NC 7 NC 6 NC NC NC 4 NC 4 NC 3 NC 3 NC 2 NC 2 NC 1 63 12 2 1 2 4 8 Octave Band Center Frequency(Hz) 7 6 6 4 4 3 3 2 2 1 1 Sound Pressure Level (db) 7 6 6 4 4 3 3 2 2 1 1 High Low NC 7 NC 6 NC NC NC 4 NC 4 NC 3 NC 3 NC 2 NC 2 NC 1 63 12 2 1 2 4 8 Octave Band Center Frequency(Hz) 7 6 6 4 4 3 3 2 2 1 1 NOTE Specifications may be subject to change without prior notice. Sound pressure Level Sound pressure level is obtained in an anechoic room. Sound pressure level is a relative value, depending on the distance and acoustic environment. Sound pressure level may differ depending on operation condition. dba = A weighted sound pressure level Reference acoustic pressure db = 2μPa 3

9. Sound Data Outdoor unit Unit: db(a) 1.m Microphone 1m Model High Mid AC18JXADCH/AA 48 48 AC24JXADCH/AA AC3JXADCH/AA 2 Front NC Curve 1) AC18JXADCH/AA 2) AC24JXADCH/AA Sound Pressure Level (db) 9 8 8 7 7 6 6 4 4 3 3 2 2 1 1 NC 7 Cooling NC 6 Heating NC NC NC 4 NC 4 NC 3 NC 3 NC 2 Hearing threshold NC 2 NC 1 63 12 2 1 2 4 8 Octave Band Center Frequency(Hz) 9 8 8 7 7 6 6 4 4 3 3 2 2 1 1 Sound Pressure Level (db) 9 8 8 7 7 6 6 4 4 3 3 2 2 1 1 NC 7 NC 6 Cooling Heating NC NC NC 4 NC 4 NC 3 NC 3 NC 2 Hearing threshold NC 2 NC 1 63 12 2 1 2 4 8 Octave Band Center Frequency(Hz) 9 8 8 7 7 6 6 4 4 3 3 2 2 1 1 3) AC3JXADCH/AA Sound Pressure Level (db) 9 8 8 7 7 6 6 4 4 3 3 2 2 1 1 NC 7 Heating NC 6 Cooling NC NC NC 4 NC 4 NC 3 NC 3 NC 2 Hearing threshold NC 2 NC 1 63 12 2 1 2 4 8 Octave Band Center Frequency(Hz) 9 8 8 7 7 6 6 4 4 3 3 2 2 1 1 NOTE Specifications may be subject to change without prior notice. Sound pressure Level Sound pressure level is obtained in an anechoic room. Sound pressure level is a relative value, depending on the distance and acoustic environment. Sound pressure level may differ depending on operation condition. dba = A weighted sound pressure level Reference acoustic pressure db = 2μPa 36

9. Sound Data Outdoor unit Unit: db(a) 1.m Microphone 1m Model High Mid AC36JXADCH/AA 49 1 AC42JXADCH/AA 1 3 AC48JXADCH/AA 3 Front NC Curve 4) AC36JXADCH/AA ) AC42JXADCH/AA Sound Pressure Level (db) 9 8 8 7 7 6 6 4 4 3 3 2 2 1 1 NC 7 NC 6 Heating Cooling NC NC NC 4 NC 4 NC 3 NC 3 NC 2 Hearing threshold NC 2 NC 1 63 12 2 1 2 4 8 Octave Band Center Frequency(Hz) 9 8 8 7 7 6 6 4 4 3 3 2 2 1 1 Sound Pressure Level (db) 9 8 8 7 7 6 6 4 4 3 3 2 2 1 1 NC 7 Heating NC 6 Cooling NC NC NC 4 NC 4 NC 3 NC 3 NC 2 Hearing threshold NC 2 NC 1 63 12 2 1 2 4 8 Octave Band Center Frequency(Hz) 9 8 8 7 7 6 6 4 4 3 3 2 2 1 1 6) AC48JXADCH/AA Sound Pressure Level (db) 9 8 8 7 7 6 6 4 4 3 3 2 2 1 1 Heating NC 7 Cooling NC 6 NC NC NC 4 NC 4 NC 3 NC 3 NC 2 Hearing threshold NC 2 NC 1 63 12 2 1 2 4 8 Octave Band Center Frequency(Hz) 9 8 8 7 7 6 6 4 4 3 3 2 2 1 1 NOTE Specifications may be subject to change without prior notice. Sound pressure Level Sound pressure level is obtained in an anechoic room. Sound pressure level is a relative value, depending on the distance and acoustic environment. Sound pressure level may differ depending on operation condition. dba = A weighted sound pressure level Reference acoustic pressure db = 2μPa 37

9. Sound Data Sound Power level Indoor unit NOTE Specifications may be subject to change without prior notice Sound Power Level Sound power level is an absolute value that a sound source generates. dba = A-weighted sound power level. Reference power : 1pW. Measured according to ISO 3741. Model Unit: db(a) Power AC18MNHDCH/AA 6 AC24MNHDCH/AA 8 AC3MNHDCH/AA 9 AC36MNHDCH/AA 6 AC42MNHDCH/AA 62 AC48MNHDCH/AA 6 1) AC18MNHDCH/AA 2) AC24MNHDCH/AA Sound Power Level (db) 9 8 8 7 7 6 6 4 4 3 3 2 2 1 1 NC 7 NC 6 NC NC NC 4 NC 4 NC 3 NC 3 NC 2 NC 2 NC 1 12 2 1 2 4 8 A Octave Band Center Frequency(Hz) 9 8 8 7 7 6 6 4 4 3 3 2 2 1 1 Sound Power Level (db) 9 8 8 7 7 6 6 4 4 3 3 2 2 1 1 NC 7 NC 6 NC NC NC 4 NC 4 NC 3 NC 3 NC 2 NC 2 NC 1 12 2 1 2 4 8 A Octave Band Center Frequency(Hz) 9 8 8 7 7 6 6 4 4 3 3 2 2 1 1 3) AC3MNHDCH/AA 4) AC36MNHDCH/AA Sound Power Level (db) 9 8 8 7 7 6 6 4 4 3 3 2 2 1 1 NC 7 NC 6 NC NC NC 4 NC 4 NC 3 NC 3 NC 2 NC 2 NC 1 12 2 1 2 4 8 A Octave Band Center Frequency(Hz) 9 8 8 7 7 6 6 4 4 3 3 2 2 1 1 Sound Power Level (db) 9 8 8 7 7 6 6 4 4 3 3 2 2 1 1 NC 7 NC 6 NC NC NC 4 NC 4 NC 3 NC 3 NC 2 NC 2 NC 1 12 2 1 2 4 8 A Octave Band Center Frequency(Hz) 9 8 8 7 7 6 6 4 4 3 3 2 2 1 1 ) AC42MNHDCH/AA 6) AC48MNHDCH/AA Sound Power Level (db) 9 8 8 7 7 6 6 4 4 3 3 2 2 1 1 NC 7 NC 6 NC NC NC 4 NC 4 NC 3 NC 3 NC 2 NC 2 NC 1 12 2 1 2 4 8 A Octave Band Center Frequency(Hz) 9 8 8 7 7 6 6 4 4 3 3 2 2 1 1 Sound Power Level (db) 9 8 8 7 7 6 6 4 4 3 3 2 2 1 1 NC 7 NC 6 NC NC NC 4 NC 4 NC 3 NC 3 NC 2 NC 2 NC 1 12 2 1 2 4 8 A Octave Band Center Frequency(Hz) 9 8 8 7 7 6 6 4 4 3 3 2 2 1 1 38

9. Sound Data Sound Power level Outdoor unit NOTE Specifications may be subject to change without prior notice Sound Power Level Sound power level is an absolute value that a sound source generates. dba = A-weighted sound power level. Reference power : 1pW. Measured according to ISO 3741. Model Unit: db(a) Power AC18JXADCH/AA 62 AC24JXADCH/AA 6 AC3JXADCH/AA 6 AC36JXADCH/AA 6 AC42JXADCH/AA 66 AC48JXADCH/AA 67 1) AC18JXADCH/AA 2) AC24JXADCH/AA Sound Power Level (db) 11 1 1 9 9 8 8 7 7 6 6 4 4 3 3 2 2 1 1 NC 7 NC 6 NC NC NC 4 NC 4 NC 3 NC 3 NC 2 NC 2 NC 1 12 2 1 2 4 8 A Octave Band Center Frequency(Hz) 11 1 1 9 9 8 8 7 7 6 6 4 4 3 3 2 2 1 1 Sound Power Level (db) 11 1 1 9 9 8 8 7 7 6 6 4 4 3 3 2 2 1 1 NC 7 NC 6 NC NC NC 4 NC 4 NC 3 NC 3 NC 2 NC 2 NC 1 12 2 1 2 4 8 A Octave Band Center Frequency(Hz) 11 1 1 9 9 8 8 7 7 6 6 4 4 3 3 2 2 1 1 3) AC3JXADCH/AA 4) AC36JXADCH/AA Sound Power Level (db) 11 1 1 9 9 8 8 7 7 6 6 4 4 3 3 2 2 1 1 NC 7 NC 6 NC NC NC 4 NC 4 NC 3 NC 3 NC 2 NC 2 NC 1 12 2 1 2 4 8 A Octave Band Center Frequency(Hz) 11 1 1 9 9 8 8 7 7 6 6 4 4 3 3 2 2 1 1 Sound Power Level (db) 11 1 1 9 9 8 8 7 7 6 6 4 4 3 3 2 2 1 1 NC 7 NC 6 NC NC NC 4 NC 4 NC 3 NC 3 NC 2 NC 2 NC 1 12 2 1 2 4 8 A Octave Band Center Frequency(Hz) 11 1 1 9 9 8 8 7 7 6 6 4 4 3 3 2 2 1 1 ) AC42JXADCH/AA 6) AC48JXADCH/AA Sound Power Level (db) 11 1 1 9 9 8 8 7 7 6 6 4 4 3 3 2 2 1 1 NC 7 NC 6 NC NC NC 4 NC 4 NC 3 NC 3 NC 2 NC 2 NC 1 12 2 1 2 4 8 A Octave Band Center Frequency(Hz) 11 1 1 9 9 8 8 7 7 6 6 4 4 3 3 2 2 1 1 Sound Power Level (db) 11 1 1 9 9 8 8 7 7 6 6 4 4 3 3 2 2 1 1 NC 7 NC 6 NC NC NC 4 NC 4 NC 3 NC 3 NC 2 NC 2 NC 1 12 2 1 2 4 8 A Octave Band Center Frequency(Hz) 11 1 1 9 9 8 8 7 7 6 6 4 4 3 3 2 2 1 1 39

1. Fan characteristics (P-Q Curve) 1) AC18MNHDCH/AA 1 P=.1(Default) 1BEC-1E411-27343B-374 2.1 P.24 1BEC-1E4AA-27343B-374.8.8.7.7.6..4.3.2.6..4.3.2 2.1 3 4 6 7 8 9 1.1 3 4 6 7 8 9 3.24 P.3 1BEC-1E933-27343B-374 4.3 P.47 1BEC-1E9CC-27343B-374.8.8.7.7.6..4.3.2.1 3.6..4.3.2.1 4 3 4 6 7 8 9 3 4 6 7 8 9.47 P.6 1BEC-1EE44-27343B-374 6.6 P.7 1BEC-1E411-27343B-374.8.7.8.7.6..4.3.2.1 3 4 6 7 8 9.6..4.3.2.1 3 4 6 7 8 9 1 6 Air Flow Rate [CMM] 4

1. Fan characteristics (P-Q Curve) 2) AC24MNHDCH/AA 1 P=.1(Default) 1BEC-1E47-2747-3742 2.1 P.24 1BEC-1E47B-2747-3742.8.8.7.7.6..4.3.2.1 4 6 7 8 9 1 1.6..4.3.2.1 4 6 7 8 9 1 11 2 3.24 P.3 1BEC-1ED1-2747-3742 4.3 P.47 1BEC-1E937-2747-3742.8.8.7.7.6..4.3.2.1 3.6..4.3.2.1 4 6 7 8 9 1 11 6 7 8 9 1 11.47 P.6 1BEC-1E99D-2747-3742 6.6 P.7 1BEC-1EAF3-2747-3742.8.7.6..4.3.2.8.7.6..4.3.2 6.1.1 6 7 8 9 1 11 6 7 8 9 1 11 41

1. Fan characteristics (P-Q Curve) 2) AC24MNHDCH/AA 7.7 P.8 1BEC-1EE9-2747-3742 2 External Static Pressure(mmAq).1 P.24 1BEC-1E47-2747-3742 1..8.9.8.7.6..4.3.2.1 6 7 8 9 1 11 7.7.6..4.3.2.1 4 6 7 8 9 1 11 2 Air Flow Rate [CMM] 3 External Static Pressure(mmAq).24 P.3 1BEC-1E47-2747-3742 4 External Static Pressure(mmAq).3 P.47 1BEC-1E47-2747-3742.8.8.7.7.6..4.3.2.1 3.6..4.3.2.1 4 6 7 8 9 1 11 Air Flow Rate [CMM] 6 7 8 9 1 11 Air Flow Rate [CMM] External Static Pressure(mmAq).47 P.6 1BEC-1E47-2747-3742 6 External Static Pressure(mmAq).6 P.7 1BEC-1E47-2747-3742.8.7.6..4.3.2.8.7.6..4.3.2 6.1.1 6 7 8 9 1 11 Air Flow Rate [CMM] 6 7 8 9 1 11 Air Flow Rate [CMM] 42

1. Fan characteristics (P-Q Curve) 3) AC3MNHDCH/AA 1.12 P.16 1BEC-1E4B8-27A64-3762 2.16 P.3 1BEC-1E92-27A64-3762.8.8.7.7.6..4.3.2 1.1 6 7 8 9 1 11 12 13.6..4.3.2.1 6 7 8 9 1 11 12 13 2 3.3 P.47 1BEC-1E997-27A64-3762 4.47 P.6 1BEC-1EDE-27A64-3762.8.8.7.6..4.3.2 3.7.6..4.3.2 4.1.1 6 7 8 9 1 11 12 13 6 7 8 9 1 11 12 13.6 P.7 1BEC-1EE64-27A64-3762 6.7 P.8 1BEC-1EECA-27A64-3762.8.7.6..4.3.2 1..9.8.7.6..4.3.2 6.1.1 6 7 8 9 1 11 12 13 6 7 8 9 1 11 12 13 43

1. Fan characteristics (P-Q Curve) 4) AC36MNHDCH/AA 1.12 P.16 1BEC-1E43-27647-3764 2.16 P.3 1BEC-1E46A-27647-3764.8.8.7.7.6..4.3.2.1 8 9 1 11 12 13 14 1 1.6..4.3.2.1 8 9 1 11 12 13 14 1 16 2 3.3 P.47 1BEC-1ED1-27647-3764 4.47 P.6 1BEC-1E926-27647-3764.8.8.7.6..4.3.2 3.7.6..4.3.2 4.1.1 8 9 1 11 12 13 14 1 16 17 8 9 1 11 12 13 14 1 16 17.6 P.7 1BEC-1E99-27647-3764 6.7 P.8 1BEC-1E97B-27647-3764.8.7.6..4.3.2 1..9.8.7.6..4.3.2 6.1.1 8 9 1 11 12 13 14 1 16 17 8 9 1 11 12 13 14 1 16 17 44

1. Fan characteristics (P-Q Curve) ) AC42MNHDCH/AA 1.12 P.16 1BEC-1E47B-277D8C-3774 2.16 P.3 1BEC-1EE2-277D8C-3774.8.8.7.7.6..4.3.2 1.1 9 1 11 12 13 14 1 16 17.6..4.3.2.1 9 1 11 12 13 14 1 16 17 2 3.3 P.47 1BEC-1EE2-277D8C-3774 4.47 P.6 1BEC-1E937-277D8C-3774.8.8.7.6..4.3.2 3.7.6..4.3.2 4.1.1 9 1 11 12 13 14 1 16 17 9 1 11 12 13 14 1 16 17.6 P.7 1BEC-1E96A277D8C-3774 6.7 P.8 1BEC-1E98C-277D8C-3774.8.7.6..4.3.2 1..9.8.7.6..4.3.2 6.1.1 9 1 11 12 13 14 1 16 17 9 1 11 12 13 14 1 16 17 4

1. Fan characteristics (P-Q Curve) 6) AC48MNHDCH/AA 1.16 P.2 1BEC-1E468-278CA-3774 2.2 P.3 1BEC-1E4AC-278CA-3774.8.8.7.7.6..4.3.2.1 1 11 12 13 14 1 16 17 1.6..4.3.2.1 1 11 12 13 14 1 16 17 2 3.3 P.47 1BEC-1E913-278CA-3774 4.47 P.6 1BEC-1E948278CA-3774.8.8.7.6..4.3.2 3.7.6..4.3.2 4.1.1 1 11 12 13 14 1 16 17 1 11 12 13 14 1 16 17.6 P.7 1BEC-1E97B-278CA-3774 6.7 P.8 1BEC-1E9AE-278CA-3774.8.7.6..4.3.2 1..9.8.7.6..4.3.2 6.1.1 1 11 12 13 14 1 16 17 1 11 12 13 14 1 16 17 46

11. Operation Range Outdoor Unit Indoor Unit Indoor Unit Mode Temperature(DB) Temperature(DB) Humidity(RH) COOL F ~ 11 F 64.4 F ~ 89.6 F 8% or less HEAT -4 F ~ 7.2 F 86 F or less - DRY F ~ 11 F 64.4 F ~ 89.6 F 8% or less NOTE The assumed installation conditions are follows The pipe length(including elbow) is 16.4 ft. The level difference is ft. 47

12. Piping Diagram AC18JXADCH/AA, AC24JXADCH/AA, AC3JXADCH/AA OUTDOOR UNIT INDOOR UNIT Service Valve- Gas Pipe (SV_G) Thermistor - IDU Heat Exchager Mid (T_IM) Heat Exchanger - Indoor unit (HX_ID) Thermistor- IDU Heat Exchanger IN (T_II) Outdoor Fan Motor1 (OFM1) Electronic Expansion Valve- Main (E_M) Thermistor- Indoor Room (T_IR) Indoor Fan Motor (IFM) Thermistor- Ambient (T_A) Heat Exchanger - Main(Outdoor unit) (HX_M) Thermistor- Cond Out (T_CO) Service Valve- Liquid Pipe (SV_L) Solenoid Valve - 4Way (V_4W) Thermistor- Compressor Top (T_CT) Thermistor- Discharge pipe (T_D) Accumulator (AC) Compressor (COMP) 48

12. Piping Diagram AC36JXADCH/AA, AC42JXADCH/AA, AC48JXADCH/AA OUTDOOR UNIT INDOOR UNIT Service Valve- Gas Pipe (SV_G) Thermistor - IDU Heat Exchager Mid (T_IM) Heat Exchanger - Indoor unit (HX_ID) Thermistor- IDU Heat Exchanger IN (T_II) Thermistor- Ambient (T_A) Outdoor Fan Motor1 (OFM1) Outdoor Fan Motor2 (OFM2) Electronic Expansion Valve - Main (E_M) Thermistor- Indoor Room (T_IR) Indoor Fan Motor (IFM) Heat Exchanger - Main(Outdoor unit) (HX_M) Thermistor- Cond Out (T_CO) Service Valve- Liquid Pipe (SV_L) Solenoid Valve - 4Way (V_4W) Thermistor- Compressor Top (T_CT) Thermistor- Discharge pipe (T_D) Compressor (COMP) Accumulator (AC) 49

13. Installation 13-1. Indoor unit Indoor unit installation When deciding on the location of the air conditioner with the owner, the following restrictions must be taken into account. 1 Place the pattern sheet on the ceiling at the spot where you want to install the indoor unit. Since the diagram is made of paper, it may shrink or stretch slightly due to temperature or humidity. For this reason, before drilling the holes maintain the correct dimensions between the markings. Concrete 2 Insert bolt anchors. Use existing ceiling supports or construct a suitable support as shown in figure. 3 Install the suspension bolts depending on the ceiling type. Ensure that the ceiling is strong enough to support the weight of the indoor unit. Before hanging the unit, test the strength of each attached suspension bolt. If the length of suspension bolt is more than 4.92ft(1.m), it is required to prevent vibration. If this is not possible, create an opening on the false ceiling in order to be able to use it to perform the required operations on the indoor unit. Hole in anchor hole in plug Suspension bolt(m8)-field supply Ceiling support 4 Screw eight nuts to the suspension bolts making space for hanging the indoor unit. You must install all the suspension rods. Hang the indoor unit to the suspension bolts between two nuts. Piping must be laid and connected inside the ceiling when suspending the unit. If the ceiling is already constructed, lay the piping into position for connection to the unit before placing the unit inside the ceiling. 6 Screw the nuts to suspend the unit. 7 Adjust level of the unit by using measurement plate for all 4 sides. For proper drainage of condensate, give a.118inch(3mm) slant to the left or right side of the unit which will be connected with the drain hose, as shown in the figure. Make a tilt when you wish to install the drain pump, too. When the drain hose is installed to the right. Drain hose port

13. Installation 13-1. Indoor unit Noise will increase 3~6 db(a) when the air flow enters from the bottom side (Only for Slim Duct Type product). Air Flow Drainpipe and drain hose installation Care must be taken when installing the drain hose for the indoor unit to ensure that any condensate water is correctly drained outside. The drain hose can be installed to the right of the base pan. 1 Installing the drain hose should be the shorter, the better. In order to discharge condensation water, the drain hose should have slope. Fix the drain hose with Cable-Tie, so that it will not separate from the machine. While using draining pump, connect the end with draining pump. 2 Insulate and fix the drain hose according to the figure. Insert the drain hose to bottom of the outfall of water basin. Lock steel ring of the drain hose according to the figure. Wind and wrap clamp and drain hose fully with thermal insulation sponge; fix both ends of layer with ribbon for thermal insulation. After being installed, drain hose must be insulated fully by heat insulating material. (To be provided at site.) Steel ring of drain hose Joint of drain hose Drain hose Fix with Cable-Tie Drain hose Indoor unit A-A Wrap thermal sleeve hose As shown in the figure, tighten clamp of the drain hose. 1

13. Installation 13-1. Indoor unit Drainpipe Connection Without the drain pump 1. Install horizontal drainpipe with a slope of 1/1 or more and fix it by hanger space of 3.28~4.92ft (1.~1.m). 2. Install U-trap at the end of the drainpipe to prevent a nasty smell to reach the indoor unit. 3. Do not install the drainpipe to upward position. It may cause water flow back to the unit. Flexible hose 3.28~4.92ft (1~1. m) Hanger Ceiling Horizontal drainpipe more than 1/1 slope With the drain pump 1. The drain pipe should be installed within 11.8inch(3mm) to 21.7inch(mm) from the flexible hose and then lift down.79inch(2mm) or more. 2. Install horizontal drainpipe with a slope of 1/1 or more and fix it by hanger space of 3.28~4.92ft(1.~1.m). 3. Install the air vent in the horizontal drainpipe to prevent water flow back to the indoor unit. You may not need to install it if there were proper slope in the horizontal drainpipe. 4. The flexible hose should not be installed upward position, it may cause water flow back to the indoor unit. Air vent 3.28~4.92ft 7.9inch 11.8inch(3mm) or less (2mm) (1~1.m) or more Hanger.79inch(2mm) or more Flexible hose Within 11.8~21.7inch (3~mm) Horizontal drainpipe Ceiling more than 1/1 slope Testing the drainage Prepare a little water about liter. 1 Pour water into the base pan in the indoor unit as shown in figure. 2 Confirm that the water flows out through the drain hose. Slim Duct Type Global Duct Type The designs and shape are subject to change according to the model. 2

13. Installation 13-1. Indoor unit Connecting the connection cord Always remember to connect the refrigerant pipes before performing the electric connections. When disconnecting the system, always disconnect the electric cables before disconnecting the refrigerant pipes. Always remember to connect the air conditioner to the grounding system before performing the electric connections. The indoor unit is powered by the outdoor unit by means of a H7 RN-F connection cable (or a more power model), with insulation in synthetic rubber and jacket in polychloroprene(neoprene), in accordance with the requirements of standard EN 633-2-4. 1. Remove the screw on the electrical component box and remove the cover plate. 2. Route the connection cord through the side of the indoor unit and connect the cable to terminals; refer to the figure below. 3. Route the other end of the cable to the outdoor unit through the ceiling & the hole on the wall. 4. Reassemble the electrical component box cover, carefully tightening the screw. Wiring diagram 1 phase Indoor Unit 1(L) 2(N) 1 2 F1 F2 V1 V2 F3 F4 L1 L2 1(L) 2(N) L N L1 L2 L1 L2 Cable tie Indoor Power Main power cable Cable clamp Outdoor Unit Communication cable 3

13. Installation 13-1. Indoor unit Between Indoor and Outdoor Connection cable Specifications(Common in use) Indoor Power supply Power Supply Max/Min(V) Indoor Power cable Communication Cable 28~23V/6Hz ±1%.39in²,3wires.11~.23in²,2wires Power supply cords of parts of appliances for outdoor use shall not be lighter than polychloroprene sheathed flexible cord. (Code designation IEC:624 IEC 7 / CENELEC: HRN-F or IEC:624 IEC 66 / CENELEC: H7RN-F) Screws on terminal block must not be unscrewed with the torque less than 12 kgf cm. Since it has the power supply, refer to the outdoor unit installation manual for MAIN POWER. Be sure to run the power supply cable and the communication cable through electrical conduit as seen in the picture. Conduit Be sure not to put your finger into the conduit. When installing the indoor unit in a computer room, use the double shielded(tape aluminum / polyester braid + copper)cable of FROHH2R type. Terminal Block SPEC (Indoor) AC POWER : M4 SCREW 8.4 9. 1 COMMUNICATION : M4 SCREW 8.4 9. 1 M4 Tightening Torque 12.~18. (kgf cm).86~1.3 (lbf ft) 4

13. Installation 13-2. Outdoor unit Deciding on where to install the outdoor unit Outdoor Unit The outdoor unit must not be placed on its side or upside down, as the compressor lubrication oil will run into the cooling circuit and seriously damage the unit. Choose a location that is dry and sunny, but not exposed to direct sunlight or strong winds. Do not block any passageways or thoroughfares. Choose a location where the noise of the air conditioner when running and the discharged air do not disturb any neighbours. Choose a position that enables the pipes and cables to be easily connected to the indoor unit. Install the outdoor unit on a flat, stable surface that can support its weight and does not generate any unnecessary noise and vibration. Position the outdoor unit so that the air flow is directed towards the open area. Maintain sufficient clearance around the outdoor unit, especially from a radio, computer, stereo system, etc. Indoor Unit Control Fuse Fuse ft or more 3.3 ft or more 3.3 ft or more ft or more ft or more 12 inch Outdoor Unit Stereo ft or more Air Guide Duct (This product is not provided by Samsung) 8 inch If the outdoor unit is installed at a height, ensure that its base is firmly fixed in position. When you install the outdoor unit at wayside, you should install it above 6.6 ft height or make sure that the heat from the outdoor unit shouldn't be in direct contact with passersby. CAUTION You have just purchased a system air conditioner and it has been installed by your installation specialist. This device must be installed according to the national electrical rules.

13. Installation 13-2. Outdoor unit When installing the outdoor unit near seashore, make sure it is not directly exposed to sea breeze. If you can not find a adequate place without direct see breeze, protection wall should be constructed. Install the outdoor unit in a place (such as near buildings etc.) where it can be protected from sea breeze which can damage the outdoor unit. Outdoor unit Outdoor unit Sea breeze Sea Sea breeze Sea If you cannot avoid installing the outdoor unit by the seashore, construct a protection wall around to block the sea breeze. Protection wall should be constructed with a solid material such as concrete to block the sea breeze and the height and the width of the wall should be 1. times larger than the size of the outdoor unit. Also, secure over 27.6 inch between the protection wall and the outdoor unit for exhausted air to ventilate. Protection wall Sea breeze Sea Outdoor unit Install the outdoor unit in a place where water can drain smoothly. If you cannot find a place satisfying above conditions, please contact manufacturer. Make sure to clean the sea water and the dust on the outdoor unit heat exchanger and spread corrosion inhibitor on heat exchanger. (At least one time per one year.) CAUTION In areas with heavy snow fall, piled snow could block the air intake. To avoid this incident, install a frame that is higher than estimated snow fall. In addition, install a snow-proof hood to avoid snow from piling on the outdoor unit. Snow-proof hood Estimated snow fall Frame Ground 6

13. Installation 13-2. Outdoor unit Space Requirements for Outdoor Unit When installing 1 outdoor unit (Unit : inch) 11.81 or more 9.6 or more When the air outlet is opposite the wall When the air outlet is towards the wall 11.81 or more 78.74 or more 9.6 or more.91 or more 23.62 or more When 3 sides of the outdoor unit are blocked by a wall The upper part of the outdoor unit and the air outlet is towards the wall 19.69 or more 11.81 or more 11.81 or more 9.6 or more The upper part of the outdoor unit and the air outlet is opposite the wall When front and rear side of the outdoor unit is towards the wall 7

13. Installation 13-2. Outdoor unit When installing 1 outdoor unit (with wind baffle) Wind baffle is not supplied with the product. (Unit : inch) 11.81 or more 9.6 or more When the air outlet is opposite the wall When the air outlet is towards the wall 11.81 or more 78.74 or more 9.6 or more.91 or more 23.62 or more When 3 sides of the outdoor unit are blocked by a wall The upper part of the outdoor unit and the air outlet is towards the wall 19.69 or more 11.81 or more 11.81 or more 9.6 or more The upper part of the outdoor unit and the air outlet is opposite the wall When front and rear side of the outdoor unit is towards the wall 8

13. Installation 13-2. Outdoor unit When installing more than 1 outdoor unit (Unit : inch) 9.6 or more When the air outlet is towards the wall 11.81 or more 11.81 or more 23.62 or more 23.62 or more 23.62 or more When 3 sides of the outdoor unit are blocked by a wall 11.81 or more 23.62 or more 23.62 or more 9.6 or more When front and rear side of the outdoor unit is towards a wall 9.6 or more 23.62 or more 118.11 or more 118.11 or more 7.87 or more When 3 sides of the outdoor unit are blocked by a wall CAUTION The units must be installed according to the distances specified above in order to permit accessibility from each side to guarantee correct operation and for future maintenance or repair. The unit s parts must be safely accessible and completely removable. 9

13. Installation 13-2. Outdoor unit When installing more than 1 outdoor unit (with wind baffle) Wind baffle is not supplied with the product. (Unit : inch) 9.6 or more When the air outlet is towards a wall 11.81 or more 11.81 or more 23.62 or more 23.62 or more 23.62 or more When 3 sides of the outdoor unit are blocked by a wall 11.81 or more 23.62 or more 23.62 or more 9.6 or more When front and rear side of the outdoor unit is towards a wall 9.6 or more 23.62 or more 118.11 or more 118.11 or more 7.87 or more When 3 sides of the outdoor unit are blocked by a wall WARNING Should adopt bar type louver. Don t use a type of rain resistance louver. [Bar type louver] [Rain resistance louver] 6 Louver specifications. Angle criteria : less than 2 Opening ratio criteria : greater than 8%

13. Installation 13-2. Outdoor unit Outdoor unit installation The outdoor unit must be installed on a rigid and stable base to avoid increased noise levels and vibration. If the outdoor unit is to be installed in a location exposed to strong winds or high above the ground, the unit must be fixed to an appropriate support (wall or ground). Fix the outdoor unit with anchor bolts. NOTE The anchor bolt must be.79 inch or higher from the base surface. Anchor bolt hole (Unit : inch) 13. 14.2 1.1 24.4 37. CAUTION Make a drain outlet around the base for outdoor unit drainage. If the outdoor unit is installed on the roof, you have to check the ceiling strength and waterproof the unit. Location of the compressor Make sure that product is level during installation. Especially, product shouldn t be tilted towards the CAUTION compressor. 61

13. Installation 13-2. Outdoor unit Outdoor Unit Support OUTDOOR UNIT INSTALLED ON RISERS/STAND OR WALL INSTALLATION Ensure the wall will be able to support the weight of rack and outdoor unit. Install the rack close to the column as much as possible. Install proper grommet in order to reduce noise and residual vibration transferred by outdoor unit towards wall. CAUTION When installing air guide duct Check and make sure that screws do not damage the copper pipe. Secure air guide duct on guard fan..79 inch Outdoor Unit Anchor bolt Outdoor Unit Support Base Surface Designed to cut off residual vibration from outdoor unit to rack. Soft rubber designed to cut off vibration from rack to wall. (not supplied with product) 62

13. Installation 13-2. Outdoor unit Connecting the cable Two electronic cables must be connected to the outdoor unit. The connection cord between indoor unit and outdoor unit. The power cable between outdoor unit and auxiliary circuit breaker. Be sure to run the power supply cable and the communication cable through electrical conduit as seen in the picture. Separately protect the power and communication cable using approved conduit. Conduit is not supplied with the product. Make a knockout hole. After making a knockout hole, apply rust resisting paint around the hole. Secure the cable tube to the outdoor knockout using the CD connector and bushing. Conduit CAUTION During unit installation make refrigerant connections first then electrical connections. If removing the unit disconnect electrical cables first, then refrigerant connections. Connect the air conditioner to grounding system before performing the electrical connection. When installing the unit, you shouldn't use inter connection wire. Example of Air Conditioner System When using ELCB for 1 phase Outdoor Unit Communication cable Power cable Communication cable OR Grounding Power cable Indoor Unit If an outdoor unit is installed in a place in danger of an electric leak or submergence, you must install the ELCB. CAUTION AC3JXSCCH, AC36JXSCCH ELCB must be installed since this product is equipped with a base heater. 63

13. Installation 13-2. Outdoor unit Power Cable Specifications The power cable is not supplied with air conditioner. Select the power supply cable in accordance with relevant local and national regulations. Wire size must comply with the applicable local and national code. Specifications for local wiring power cord and branch wiring are in compliance with local cord. Outdoor Unit AC18JXADCH/AA Model Indoor Unit AC18MNHDCH/AA Power source RLA (A) Outdoor Unit FLA Indoor Unit FAN1 (A) FAN2 (A) FAN1 (A) FAN2 (A) AC3JXADCH/AA AC3MNHDCH/AA 28~23 V / 1.1.48-1. 1. 23 3 AC36JXADCH/AA AC36MNHDCH/AA 6 Hz 17..48.48 2 2 26. 4 MCA 6.1.13-1.1-1 1 AC24JXADCH/AA AC24MNHDCH/AA 9..48-1. - 13. 2 AC42JXADCH/AA AC42MNHDCH/AA 17..48.48 2 2 26. 4 AC48JXADCH/AA AC48MNHDCH/AA 17..48.48 2 2 26. 4 MOP Between Indoor unit and Outdoor unit Connection Cable Specifications(Common in use) Power supply Power supply Max/Min(V) Indoor Power Cable Communation Cable 1Φ, 28~23V, 6Hz ±1%.39 in², 3wires.11~.23 in², 2wires Power supply cords of parts of appliances for outdoor use shall not be lighter than polychloroprene sheathed flexible cord. (Code designation IEC:624 IEC 7 / CENELEC: HRN-F or IEC:624 IEC 66 / CENELEC: H7RN-F) When installing the indoor unit in a computer room or network room, use the double shielded (Tape aluminum / polyester braid + copper ) cable of FROHH2R type. 1-phase terminal block spec AC power : M screw Communication : M4 screw 1(L) 2(N) L N.9.47.4 L1 (L) L2 (N) L1 (L) L2 (N) INDOOR POWER OUTDOOR POWER.4 64

13. Installation 13-2. Outdoor unit Wiring Diagram of Power Cable When using ELB for 1 phase Power Supply MCCB Electrical component box L1 (L) L2 (N) L1 (L) L2 (N) 1(L) 2(N) L N ELB MCCB Indoor Power Cable tie Cable clamp Main power cable Communication cable Indoor Unit The appearance of the unit may be different from the picture depending on the model. CAUTION You should connect the power cable into the power cable terminal and fasten it with a clamp. The unbalanced power must be maintained within 2% of supply rating. If the power is unbalanced greatly, it may shorten the life of the condenser. If the unbalanced power is exceeded over 4% of supply rating, the indoor unit is protected, stopped and the error mode indicates. To protect the product from water and possible shock, you should keep the power cable and the connection cord of the indoor and outdoor units within ducts. (with appropriate IP rating and material selection for your application) Ensure that main supply connection is made through a switch that disconnects all poles, with contact gap of a least.12 in. Devices disconnected from the power supply should be completely disconnected in the condition of overvoltage category. Keep distances of 1.97 in. or more between power cable and communication cable. 6

13. Installation 13-2. Outdoor unit Silence mode controller wiring diagram Outdoor unit ASSY Control out Silence Mode Controller Wiring Diagram of Connection Cord 1 phase L1(L) L2(N) L N Indoor Unit L1(L) L2(N) L1(L) L2(N) F4 F3 V2 V1 F2 F1 1(L) 2(N) L N Indoor Power Cable tie Main power cable Cable clamp Outdoor Unit Communication cable NOTE Lay the electrical wiring so that the front cover does not rise up when doing wiring work and attach the front cover securely. Ground wire for the indoor unit and outdoor unit connection cable must be clamped to a soft copper tin-plated eyelet terminal with M4 screw hole(not SUPPLIED WITH UNIT ACCESSORIES). 66

13. Installation 13-2. Outdoor unit The outdoor unit is loaded with sufficient refrigerant for standard piping. Thus, refrigerant must be added if the piping is lengthened. This operation can only be performed by a qualified refrigeration specialist. For volume of additional refrigerant, refer to "How to Calculate the Volume of Additional Refrigerant" section. 1) Check that the stop valve is closed entirely. 2) Charge the refrigerant through the service port of liquid stop valve. NOTE Do not charge the refrigerant through the gas side service port. 3) If you cannot charge the refrigerant according to the steps above, following these : 1) Open both liquid stop valve and gas stop valve. 2) Operate the air conditioner by pressing the K2 key on the outdoor unit PCB. 3) About 3 minutes later, charge the refrigerant through the service port of gas stop valve. NOTE If necessary, refer to the pressure table classified by outdoor temperature. Outdoor unit Gas side stop valve(service port) Liquid side stop valve (service port) Ref. Indoor unit 1 Balance Vacuum pump How to Calculate the Volume of Additional Refrigerant The volume of additional refrigerant is variable according to the length of the liquid pipe. Determine the liquid pipe length before adding refrigerant. This operation can only be performed by a qualified refrigeration specialist. Single installation outdoor unit Model Pipe length [ft(m)] Interconnection pipe length AC18JXADCH 24.6 ~ 98.4 (7. ~ 3) +.18 oz/ft over 24.6 ft (+1 g/m over 7. m) AC24JXADCH 24.6 ~ 164 (7. ~ ) +.18 oz/ft over 24.6 ft (+1 g/m over 7. m) AC3JXADCH 24.6 ~ 164 (7. ~ ) +.237 oz/ft over 24.6 ft (+22 g/m over 7. m) AC36JXADCH / AC42JXADCH / AC48JXADCH 24.6 ~ 246 (7. ~ 7) +.3 oz/ft over 24.6 ft (+33 g/m over 7. m) 67

14. Accessory Controller Classification Product Image Model Remark DMS 2. MIM-DAUN Intergrated Management System DMS 2. MIM-D1AUN S-NET 3 MST-P3P Buiding Management System BACnet G/W LONWORKS G/W MIM-B17N MIM-B17BUN MIM-B18N MIM-B18BUN Centralized Control System Touch Controller Wi-Fi Kit MCM-A3N MIM-H3UN Wireless remote Controller MR-EHU Except for 36 Cassette MWR-WE1N Individual Control System MWR-WE11N Include 36 Cassette Airflow Control function Wired remote Controller MWR-SHN Simple Type MWR-SH1N Touch Simple Type 68

14. Accessory Controller Classification Product Image Model Remark External room sensor MRW-TA Compatible interface module MIM-N1 Others External contact interface module MIM-B14 S-Converter MIM-C2N Wireless signal receiver MRK-A1N Duct type only 69

Samsung Electronics Co., LTD. B2B PM / SE Head Office (Suwon Korea) 129, Samsung-Ro, Yeongtong-Gu, Suwon City, Gyeonggi-Do, Korea 16677 Website : www.samsunghvac.com Images and data in this book may subject to change without prior notice. 217. 2 Ver. 1.B