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Related Manuals for LG MULTI AMNQ09GSJAA
Summary of Contents for LG MULTI AMNQ09GSJAA
- Page 1 Standard Cooling Only R410A(50/60Hz) 0CIF0-01B P/No. : MFL67502719...
- Page 2 MUL TI Standard General information Indoor Unit Outdoor Unit Installation of Outdoor Units...
- Page 3 Standard General information MULTI 1.Model Line Up & External Appearance 2.Nomenclature 3.Outdoor Unit Selection...
- Page 4 MULTI Standard General information 1. Model Line Up & External Appearance 1.1 Indoor Unit Capacity Class* [kW (kBtu/h)] External Appearance Chassis (12) (18) (24) AMNQ09GSJAA AMNQ12GSJAA AMNQ18GSKAA AMNQ24GSKAA * : Actual system capacity would be different accordance with combination of outdoor unit. 1.2 Outdoor units and combination Nominal Capacity (kW) Model Name...
- Page 5 MULTI Standard General information 2. Nomenclature 2.1 Indoor Units Model Name Signification A*N : Indoor units using R410A * Indicates Product type M : Multi Room Air conditioner Model type Q : DC Inverter Cooling Only Nominal Capacity Ex) 9,000 Btu/h Class → '09', 18,000 Btu/h Class → '18' Electrical rating G: 1Ø, 220-240V, 50 Hz / 1Ø, 220V, 60 Hz Indoor unit type...
- Page 6 MULTI Standard General information 3. Outdoor Unit Selection In general, outdoor unit may be selected as follows, though the location of the unit, and usage of the room, etc. should be considered. The combination of indoor and outdoor unit was to be decided that the sum of indoor unit capacity index should be smaller than the connectable capacity index of outdoor unit.
- Page 7 Standard Indoor Unit MULTI 1.List of Functions 2.Specifications 3.Dimensions 4.Piping Diagrams 5.Wiring Diagrams 6.Air flow and temperature distribution 7.Sound levels 8.Installation...
- Page 8 MULTI Standard Indoor Unit 1. List of Functions List of function AMNQ09GSJAA AMNQ12GSJAA Category Functions AMNQ18GSKAA AMNQ24GSKAA Air Supply Outlet Airflow Direction Control (left & right) Manual Airflow Direction Control (up & down) Auto Auto Swing (left & right) Auto Swing (up &...
- Page 9 MULTI Standard Indoor Unit 1. List of Functions Accessory Compatibility List AMNQ09GSJAA AMNQ12GSJAA Category Product Remark AMNQ18GSKAA AMNQ24GSKAA Wireless Remote Controller AKB75215401 PQRCVCL0Q(W) Simple Simple PQRCHCA0Q(W) for Hotel PREMTB001 Standard II (White) Wired Remote PREMTBB01 Standard II (Black) Standard Controller PREMTB100 Standard III (White)
- Page 10 3. Sound Level Values are measured at Noise Measuring chamber accordance with standard. Therefore, these values depend on the ambient conditions and values are normally higher in actual operation(Sound Pressure : LG Internal standard, Sound Power : EN 12102 (ISO 3741).
- Page 11 3. Sound Level Values are measured at Noise Measuring chamber accordance with standard. Therefore, these values depend on the ambient conditions and values are normally higher in actual operation(Sound Pressure : LG Internal standard, Sound Power : EN 12102 (ISO 3741).
- Page 12 MULTI Standard Indoor Unit 3. Dimensions SJ Chassis...
- Page 13 MULTI Standard Indoor Unit 3. Dimensions SK Chassis...
- Page 14 MULTI Standard Indoor Unit 4. Piping Diagrams Gas pipe connection port Heat exchanger (flare connection) Cross Flow Fan Liquid pipe connection port (flare connection) LOC. Description PCB Connector Thermistor for suction air temperature CN_TH1 Thermistor for evaporator inlet temperature Thermistor for evaporator outlet temperature CN_TH2...
- Page 15 MULTI Standard Indoor Unit 5. Wiring Diagrams Factory wire Field wiring YL OR RD BR EEPROM OUTLET PIPE MEZ66831608...
- Page 16 MULTI Standard Indoor Unit 6. Air flow and temperature distributions (reference data) ■ AMNQ09GSJAA, AMNQ12GSJAA Cooling Side View Discharge angle: 35° Air velocity [m/s] Temperature [°C] 2.7m 2.7 m • Vertical Louver : Center • Fan speed : Power Top View Discharge angle: 35°...
- Page 17 MULTI Standard Indoor Unit 6. Air flow and temperature distributions (reference data) ■ AMNQ18GSKAA Cooling Side View Discharge angle: 25° Air velocity [m/s] Temperature [°C] 2.7 m 2.7 m • Vertical Louver : Center • Fan speed : Power Top View Discharge angle: 25°...
- Page 18 MULTI Standard Indoor Unit 6. Air flow and temperature distributions (reference data) ■ AMNQ24GSKAA Cooling Side View Discharge angle: 25° Air velocity [m/s] Temperature [°C] 2.7 m 2.7 m • Vertical Louver : Center • Fan speed : Power Top View Discharge angle: 25°...
- Page 19 MULTI Standard Indoor Unit 7. Sound levels 7.1 Sound pressure level ■ Overall Note 1.Sound measured at some distance away from the center of the unit. 2.Data is valid at free field condition. 3.Reference accoustic pressure 0dB = 20μPa. 4.Data is valid at nominal operation condition. Refer to the Model Specifications for nominal conditions(Power source and Ambient temperature, etc) 5.Sound levels can be increased in accordance with...
- Page 20 MULTI Standard Indoor Unit 7. Sound levels AMNQ24GSKAA High Middle NC-65 NC-60 NC-55 NC-50 NC-45 NC-40 NC-35 NC-30 NC-25 Approximate Hearing NC-20 Threshold NC-15 1000 2000 4000 8000 Octave Band Center Frequency (Hz)
- Page 21 MULTI Standard Indoor Unit 8. Installation • Please read the instruction sheets completely before installing the product. • When the power cord is damaged, replacement work shall be performed by authorized personnel only. • Installation work must be performed in accordance with the national wiring standards. •...
- Page 22 MULTI Standard Indoor Unit 8. Installation ■ Fixing Installation Plate • The wall you select should be strong and solid enough to prevent vibration. 1. Mount the installation plate on the wall with type "A" screws which are provided with product. (Refer to the Installation manual.) If mounting the unit on a concrete wall, use anchor bolts.
- Page 23 MULTI Standard Indoor Unit 8. Installation SV chassis Unit Outline Installation plate Left rear piping Right rear piping (Unit : mm) * According to product type, model line up, sales region..etc, applicability of each chassis could be different. CAUTION In case that the unit is installed near the sea, the installation parts may be corroded by salt. The installation parts (and the unit) should be taken appropriate anti-corrosion measures.
- Page 24 MULTI Standard Indoor Unit 8. Installation 8.2 Connection of pipes and cables 8.2.1 Preparing work for installation ■ SJ/SK chassis 1. Pull the cover at the bottom of the indoor unit. Pull the cover ①→②. 2. Remove the chassis cover from the unit. 3.
- Page 25 MULTI Standard Indoor Unit 8. Installation ■ Connecting the installation pipe and drain hose Open-end wrench (fixed) Drain pipe Flare nut Connection Wrench Indoor unit tubing Flare nut Pipes Indoor unit drain hose pipe Vinyl tape(narrow) Indoor unit tubing Adhesive 1.
- Page 26 MULTI Standard Indoor Unit 8. Installation CAUTION • Press on the tubing cover and unfold the tubing to downward slowly. And then bend to the left side slowly. • Following bending case from right to left directly may cause damage to the tubing. The feature can be changed according to type •...
- Page 27 MULTI Standard Indoor Unit 8. Installation 8.2.3 Finishing the indoor unit installation 1.Mount the tubing holder in the original positon. 2.Ensure that the hooks are properly seated on the installation plate by moving it left and right. 3.Press the lower left and right sides of the unit against the installation plate until the hooks engage into their slots (clicking sound).
- Page 28 MULTI Standard Indoor Unit 8. Installation Drill a Hole in the wall 1.Drill the piping hole with a ø 70mm hole core drill. Drill the piping hole at either the right or the left with Wall the holes slightly slanted to the outdoor side. Indoor Outdoor ...
- Page 29 MULTI Standard Indoor Unit 8. Installation 8.3 Wiring the cable to the indoor units 8.3.1 General instructions • All field supplied parts and materials, electric works must conform to local codes. Use copper wire only. • Follow the "WIRING DIAGRAM” attached to the unit body to wire the outdoor unit, indoor units and the remote controller.
- Page 30 MULTI Standard Indoor Unit 8. Installation WARNING • Make sure that the screws of the terminal are fixed tightly. • The screw which fasten the wiring in the casing of electrical fittings are liable to come loose from vibrations to which the unit is subjected during the course of transportation.
- Page 31 Standard Outdoor Unit MULTI 1.List of Functions 2.Specifications 3.Dimensions 4.Capacity Tables 5.Capacity Correction Factor 6.Electrical Characteristics 7.Operation Range 8.Piping Diagrams 9.Wiring Diagrams 10.Sound Levels...
- Page 32 MULTI Standard Outdoor Unit 1. List of Functions Basic functions of Outdoor Unit A2UQ18GFAB Category Functions A3UQ24GFAB A3UQ34GFAB Defrost / Deicing High pressure switch Low pressure switch Reliability Phase protection Restart delay (3-minutes) Self diagnosis Soft start Test function Night Low Noise Operation Wiring Error Check Convenience...
- Page 33 MULTI Standard Outdoor Unit 2. Specifications Global Model Names A2UQ18GFAB A3UQ24GFAB 5.40 7.00 Cooling Capacity* Btu/h 18,400 24,000 Power Input Cooling* 1.63 2.20 220-240, 1, 50 220-240, 1, 50 Power Supply V , Ø , Hz 220, 1, 60 220, 1, 60 Running Current Cooling* Power Factor...
- Page 34 MULTI Standard Outdoor Unit 2. Specifications Global Model Names A3UQ34GFAB 10.0 Cooling Capacity* Btu/h 34,000 Power Input Cooling* 3.32 220-240, 1, 50 Power Supply V , Ø , Hz 220, 1, 60 Running Current Cooling* 14.7 Power Factor Rated 0.97 Power Supply Cable (included Earth) No.
- Page 35 MULTI Standard Outdoor Unit 3. Dimensions ■ A2UQ18GFAB...
- Page 36 MULTI Standard Outdoor Unit 3. Dimensions ■ A3UQ24GFAB...
- Page 37 MULTI Standard Outdoor Unit 3. Dimensions ■ A3UQ34GFAB...
- Page 38 MULTI Standard Outdoor Unit 4. Combination Table The individual indoor unit capacity can be calculated as follow depending on the total connected capacity of all indoor units. ] = [ Q ]X [ Q ] / [ Q idu(combi) odu(rated) idu(rated,each) idu(rated,total) : Individual indoor unit combinational capacity...
- Page 39 MULTI Standard Outdoor Unit 4. Combination Table 4.2 A3UQ24GFAB Cooling Cooling Combination Total Capacity (Capacity index, kBtu/h) Input (W) Rated Unit-A Unit-B Unit-C Unit-D Unit-E Total Btu/h Btu/h Btu/h Rated 1 Unit Operation 5,400 1.58 9,000 2.64 10,800 3.17 7,200 2.11 12,000...
- Page 40 MULTI Standard Outdoor Unit 4. Combination Table 4.3 A3UQ34GFAB Cooling Cooling Combination Total Capacity (Capacity index, kBtu/h) Input (W) Rated Unit-A Unit-B Unit-C Unit-D Unit-E Total Btu/h Btu/h Btu/h Rated 1 Unit Operation 5,400 1.58 9,000 2.64 10,800 3.17 7,200 2.11 12,000...
- Page 41 MULTI Standard Outdoor Unit 5. Capacity tables 5.1 A2UQ18GFAB Cooling Capacity Indoor Air Temp. (°CWB) Combination capacity Outdoor Air index (kBtu/h) Temp. (°CDB) 1 Unit Operation 2.51 0.35 2.67 0.47 2.82 0.51 2.90 0.52 3.14 0.52 3.29 0.52 2.45 0.37 2.61 0.49...
- Page 42 MULTI Standard Outdoor Unit 5. Capacity tables 5.2 A3UQ24GFAB Cooling Capacity Indoor Air Temp. (°CWB) Combination capacity Outdoor Air index (kBtu/h) Temp. (°CDB) 1 Unit Operation 2.51 0.34 2.67 0.46 2.82 0.49 2.90 0.50 3.14 0.50 3.29 0.50 2.45 0.36 2.61 0.47...
- Page 43 MULTI Standard Outdoor Unit 5. Capacity tables 5.3 A3UQ34GFAB Cooling Capacity Indoor Air Temp. (°CWB) Combination capacity Outdoor Air index (kBtu/h) Temp. (°CDB) 1 Unit Operation 2.51 0.33 2.67 0.44 2.82 0.48 2.90 0.48 3.14 0.49 3.29 0.49 2.45 0.35 2.61 0.45...
- Page 44 MULTI Standard Outdoor Unit 5. Capacity tables Indoor Air Temp. (°CWB) Combination capacity Outdoor Air index (kBtu/h) Temp. (°CDB) 9.48 1.80 10.07 2.44 10.66 2.64 10.96 2.67 11.85 2.70 12.44 2.70 9.25 1.92 9.85 2.51 10.44 2.71 10.74 2.74 11.62 2.79 12.22 2.82...
- Page 45 MULTI Standard Outdoor Unit 6. Capacity Correction factor ■ Rate of change in capacity due to the branch piping length 9k Btu/h (2.5 kW) models Rate of change in capacity Piping length(m) Cooling(%) Heating(%) 100.0 100.0 98.0 99.0 94.8 97.4 91.6 95.8...
- Page 46 MULTI Standard Outdoor Unit 6. Capacity Correction factor ■ Calculation of actual system capacity 1. Outdoor unit rated capacity [from specification table] odu(rated) 2. Outdoor unit capacity at Ti, To temperature. [from capacity table] odu(Ti, To) 3. Outdoor unit capacity correction factor (Ti, To) odu(Ti, To) odu(rated)
- Page 47 MULTI Standard Outdoor Unit 7. Electrical characteristics ■ Wiring of Main Power Supply and Equipment Capacity 1. The power supply work is needed only to the outdoor unit. The power supply to the indoor unit or the BD unit is conducted through the transmission wiring.
- Page 48 MULTI Standard Outdoor Unit 7. Electrical characteristics 50/60Hz (1 Phase) Combination Power Supply COMP IFM * Outdoor Unit Indoor Unit * A2UQ18GFAB AMNQ12GSJAA x 2 13.2 10.0 0.043 0.25 0.03 x 2 0.20 x 2 AMNQ09GSJAA x 1 A3UQ24GFAB 13.4 10.0 0.043...
- Page 49 MULTI Standard Outdoor Unit 8. Operation range Cooling Continuous operation 10 12 Indoor Temperature [°C WB]...
- Page 50 MULTI Standard Outdoor Unit 9. Piping diagrams ■ A2UQ18GFAB Description PCB Connector Condensing temperature Thermistor CN_MID Inlet air temperature Thermistor CN_AIR Discharge temperature Thermistor CN_DISCHARGE...
- Page 51 MULTI Standard Outdoor Unit 9. Piping diagrams ■ A3UQ24GFAB Description PCB Connector Condensing temperature Thermistor CN_MID Inlet air temperature Thermistor CN_AIR Discharge temperature Thermistor CN_DISCHARGE...
- Page 52 MULTI Standard Outdoor Unit 9. Piping diagrams ■ A3UQ34GFAB Description PCB Connector Condensing temperature Thermistor CN_MID Inlet air temperature Thermistor CN_AIR Discharge temperature Thermistor CN_DISCHARGE Pressure Sensor CN_H_PRESS...
- Page 53 MULTI Standard Outdoor Unit 10. Wiring diagrams ■ A2UQ18GFAB 1(L) 2(N) 3(A) 3(B) MEZ64725410 ■ A3UQ24GFAB 1(L) 2(N) 3(A) 3(B) 1(L) 2(N) 3(C) MEZ64725409...
- Page 54 MULTI Standard Outdoor Unit 10. Wiring diagrams ■ A3UQ34GFAB 1(L) 2(N) 3(A) 3(B) 1(L) 2(N) 3(C) MEZ64725408...
- Page 55 MULTI Standard Outdoor Unit 11. Sound levels 11.1 Sound pressure level Note 1.Data is valid at free field condition. 2.Reference accoustic pressure 0dB = 20μPa. 3.Data is valid at nominal operation condition. Refer to the Model Specifications for nominal conditions(Power source and Ambient temperature, etc) Front 4.Sound levels can be increased in accordance with installation and operating conditions.
- Page 56 MULTI/SINGLE CAC Installation of Outdoor Units MULTI/SINGL E CAC 1.Select the Best Location 2.Installation Space 3.Installation of Outdoor Unit 4.Refigerant piping system 5.Installation guide at the seaside 6.Seasonal wind and caution in winter Appendix information MFL67502806_01E September / 2016...
- Page 57 MULTI/SINGLE CAC Installation of Outdoor Units 1. Select the Best Location Select space for installing outdoor unit, which will meet the following conditions: • No direct thermal radiation from other heat sources • No possibility of annoying neighbors by noise from unit •...
- Page 58 MULTI/SINGLE CAC Installation of Outdoor Units 2. Installation Space 2.1 Clearance around outdoor units • Ensure that the space around the back is 300 mm or more 300 mm or more 300 mm or more more than 300 mm on the or more opposite to the PCB side and secure 600 mm space near the compressor and PCB...
- Page 59 MULTI/SINGLE CAC Installation of Outdoor Units 2. Installation Space 2.1.1 Where there is an obstacle on the air intake side: ■ Stand alone installation No obstacle above [Unit : mm(inch)] • Obstacle on the air intake side only • Obstacle on the both left and right sides ...
- Page 60 MULTI/SINGLE CAC Installation of Outdoor Units 2. Installation Space 2.1.2 Where there is an obstacle on the discharge side: ■ Stand alone installation [Unit : mm(inch)] • No obstacle above • Obstacle above, too ■ Collective installation [Unit : mm(inch)] •...
- Page 61 MULTI/SINGLE CAC Installation of Outdoor Units 2. Installation Space 2.1.3 Where there are obstacles on the suction and discharge sides: ■ Stand alone installation Where the obstacles on the discharge side is higher than the unit (L >H): [Unit : mm(inch)] •...
- Page 62 MULTI/SINGLE CAC Installation of Outdoor Units 2. Installation Space ■ Collective installation Where the obstacles on the discharge side is higher than the unit (L >H): [Unit : mm(inch)] • No obstacle above • Obstacle above, too • When the obstacles above also, close the bottom of the installation frame to prevent the discharged air from being bypassed. •...
- Page 63 MULTI/SINGLE CAC Installation of Outdoor Units 2. Installation Space 2.1.4 Series installation [Unit : mm(inch)] • One row of stand alone installation • Rows of collective installation (2 or more) • L should be smaller than H L ≤ H 300(11-13/16) 300(11-13/16) or more...
- Page 64 MULTI/SINGLE CAC Installation of Outdoor Units 3. Installation of Outdoor Unit 3.1 Foundation for Installation • Fix the unit tightly with bolts as shown below so that unit will not fall down due to earthquake or gust. • Use the H-beam support as a base support. •...
- Page 65 MULTI/SINGLE CAC Installation of Outdoor Units 3. Installation of Outdoor Unit 3.2 Settlement of the outdoor unit • Anchor the outdoor unit with a bolt and nut tightly and horizontally on a concrete or rigid mount. • When installing on the wall, roof or rooftop, anchor the mounting base securely with a nail or wire assuming the influence of wind and earthquake.
- Page 66 MULTI/SINGLE CAC Installation of Outdoor Units 4. Refrigerant piping system 4.1 Piping System between outdoor unit / indoor unit ■ Single type CAUTION • Please check the product type. Piping installation and refrigerant charge varies depending on the type of product.
- Page 67 MULTI/SINGLE CAC Installation of Outdoor Units 4. Refrigerant piping system ■ Single type - Synchro CAUTION • Please check the product type. Piping installation and refrigerant charge varies depending on the type of product. For more information, please refer to the installation manual. Indoor Unit Indoor Unit Indoor Unit...
- Page 68 MULTI/SINGLE CAC Installation of Outdoor Units 4. Refrigerant piping system ■ Multiple Piping type CAUTION • Please check the product type. Piping installation and refrigerant charge varies depending on the type of product. For more information, please refer to the installation manual. Indoor Unit Indoor Unit Indoor Unit...
- Page 69 MULTI/SINGLE CAC Installation of Outdoor Units 4. Refrigerant piping system ■ Multi -Distributor Box type CAUTION • Please check the product type. Piping installation and refrigerant charge varies depending on the type of product. For more information, please refer to the installation manual. Indoor Unit Unit Indoor Unit...
- Page 70 MULTI/SINGLE CAC Installation of Outdoor Units 5. Installation guide at the seaside CAUTION 1. Air conditioners should not be installed in areas where corrosive gases, such as acid or alkaline gas, are produced. 2. Do not install the product where it could be exposed to sea wind (salty wind) directly. It can result corrosion on the product.
- Page 71 MULTI/SINGLE CAC Installation of Outdoor Units 6. Seasonal wind and cautions in winter • Sufficient measures are required in a snow area or severe cold area in winter so that product can be operated well. • Get ready for seasonal wind or snow in winter even in other areas. •...
- Page 72 Yeongdeungpo-gu, Seoul, Korea (07336) http://partner.lge.com Copyright © 2021-2022 LG Electronics Inc. The air conditioners manufactured by LG have received ISO9001 certificate for All Rights Reserved. quality assurance and ISO14001 certificate for environmental management system. Printed in Korea February / 2022...