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LG ARNU053SBL4 Installation Manual Download Page 9

9

Installation Manual

Due to our policy of continuous product innovation, some specifications may change without notification.  

©LG Electronics U.S.A., Inc., Englewood Cliffs, NJ. All rights reserved. “LG” is a registered trademark of LG Corp.

Art Cool Mirror (Gen 2) Wall-Mounted Indoor Units

• Installation plate (One [1] Each)
• Type “A” screws (Four [4] Each)
• Plastic anchors (Four [4] Each)
• Type “B” screws (Two [2] Each)

Standard and Art Cool Mirror (Gen 4) Wall-Mounted Indoor Units

• Installation plate (One [1] Each)
• Type “A” screws (Five [5] Each)
• Plastic anchors (Five [5] Each)
• Type “B” screws (Two [2] Each)

Required Parts (factory provided)

Required Parts (field provided)

• Connecting cable (power and control)
• Pipes - vapor line and liquid line, with insulation
• Additional drain hose

Art Cool Gallery (Gen 4) Indoor Units

• Installation guide (One [1] Each)
• Type “A” screws (Four [4] Each)
• Plastic anchors (Four [4] Each)

• Level
• JIS and other screwdrivers
• Electrical lineman pliers
• Electric drill
• Holesaw
• Drill
• Flaring tool set

• Tubing cutter
• Tube/pipe reamer
• Torque wrenches
• Allen wrench
• Gas-leak detector
• Thermometer

Required Tools (field provided)

INTRODUCTION

Summary of Contents for ARNU053SBL4

Page 1: ...2 ARNU183S8R2 ARNU243S8R2 GEN 4 Standard Models ARNU053SBL4 ARNU073SBL4 ARNU093SBL4 ARNU123SBL4 ARNU153SBL4 ARNU183SCL4 ARNU243SCL4 ARNU303SVA4 ARNU363SVA4 GEN 4 Art Cool Mirror Models ARNU053SBR4 ARNU073SBR4 ARNU093SBR4 ARNU123SBR4 ARNU153SBR4 ARNU183SCR4 ARNU243SCR4 GEN 4 Art Cool Gallery Models ARNU093SFA4 ARNU123SFA4 ...

Page 2: ...lation For more technical materials such as submittals engineering databooks and catalogs visit www lghvac com For continual product development LG Electronics U S A Inc reserves the right to change specifications without notice LG Electronics U S A Inc This document as well as all reports illustrations data information and other materials are the property of LG Electronics U S A Inc PROPRIETARY D...

Page 3: ...s 30 Location Selection 30 Required Clearances 31 Unpack and Inspect for Freight Damage 31 Gallery Indoor Units 32 Wall Mounted Indoor Units 32 Preparing for Installation 33 Gallery Indoor Units 33 Wall Mounted Indoor Units 33 Mounting 34 Refrigerant Piping 37 Drilling the Piping Hole 37 Installing the Piping 37 Pipe Connections 39 Piping Preparations 40 Insulate Refrigerant Pipes 43 Condensate Pi...

Page 4: ...al injury or death Wear protective gloves when handling equipment Sharp edges may cause personal injury Dispose the packing materials safely Packing materials such as nails and other metal or wooden parts may cause puncture wounds or other injuries Tear apart and throw away plastic packaging bags so that children may not play with them and risk suffocation and death Do not install the unit in any ...

Page 5: ...ations This equipment is designed to provide comfort cooling and heating There is risk of property damage Do not make refrigerant substitutions Use R410A only If a different refrigerant is used or air mixes with original refrigerant the unit will malfunction and be damaged Do not install the unit in a noise sensitive area When connecting refrigerant tubing remember to allow for pipe expansion Impr...

Page 6: ...s Failure to carefully read and follow all instructions in this manual can result in equipment malfunction property damage personal injury or death Ensure the unit is connected to a dedicated power source that provides adequate power If the power source capacity is inadequate or the electric work is not per IRUPHG SURSHUO LW PD UHVXOW LQ UH HOHFWULF VKRFN SK VLFDO LQMXU RU GHDWK Refer to local sta...

Page 7: ...rely attach the electrical cover to the indoor unit Non VHFXUHG FRYHUV FDQ UHVXOW LQ UH GXH WR GXVW RU ZDWHU LQ WKH service panel Periodically verify the equipment mounts have not deterio rated If the base collapses the unit could fall and cause property damage or product failure Do not allow water dirt or animals to enter the unit There is risk of unit failure WARNING Do not allow water dirt or a...

Page 8: ... work alone if possible Know how to obtain emergency medical and fire fighting assistance Installation Personnel This equipment is intended for installation by personnel trained in the required construction mechanical electrical and or other disciplines Applicable Codes Personnel must be familiar with and follow the applicable national state and or local codes In the event of a conflict between an...

Page 9: ...r Units Installation plate One 1 Each Type A screws Five 5 Each Plastic anchors Five 5 Each Type B screws Two 2 Each Required Parts factory provided Required Parts field provided Connecting cable power and control Pipes vapor line and liquid line with insulation Additional drain hose Art Cool Gallery Gen 4 Indoor Units Installation guide One 1 Each Type A screws Four 4 Each Plastic anchors Four 4 ...

Page 10: ...umber ART COOL Gallery Gen 4 ARNU093SFA4 ARNU123SFA4 Standard Gen 4 ARNU053SBL4 ARNU073SBL4 ARNU093SBL4 ARNU123SBL4 ARNU153SBL4 ARNU183SCL4 ARNU243SCL4 Standard Gen 4 ARNU303SVA4 ARNU363SVA4 ART COOL Mirror Gen 4 ARNU053SBR4 ARNU073SBR4 ARNU093SBR4 ARNU123SBR4 ARNU153SBR4 ARNU183SCR4 ARNU243SCR4 ART COOL Mirror Gen 2 ARNU073SER2 ARNU093SER2 ARNU123SER2 ARNU153SER2 ARNU183S8R2 ARNU243S8R2 Table 1 M...

Page 11: ...2 12 000 Btu h 15 15 000 Btu h 18 18 000 Btu h 24 24 000 Btu h 28 28 000 Btu h 30 30 000 Btu h 36 36 000 Btu h 42 42 000 Btu h 48 48 000 Btu h 54 54 000 Btu h 76 76 000 Btu h 96 96 000 Btu h Type U DC Inverter Heat Pump Family ARN Multi V Indoor Unit Refrigerant R410A S8 Wall Mounted Art Cool Mirror SB Wall Mounted Art Cool Mirror SC Wall Mounted Art Cool Mirror SE Wall Mounted Art Cool Mirror SF ...

Page 12: ...0 so the ozone depletion potential ODP is 0 WARNING R QRW SODFH UHIULJHUDQW F OLQGHU LQ GLUHFW VXQOLJKW 5HIULJHUDQW F OLQGHU PD H SORGH FDXVLQJ VHYHUH LQMXU RU GHDWK Note Because R410A is a combination of R32 and R125 the required additional refrigerant must be charged in its liquid state If the refrigerant is charged in its gaseous state its composition changes and the system will not work proper...

Page 13: ...alve Power wiring is field supplied and must comply with the applicable local and national codes This unit comes with a dry nitrogen charge This data is rated 0 ft above sea level with 25 ft of refrigerant line per indoor unit and a 0 ft level difference between outdoor and indoor units All capacities are net with a combina tion ratio between 95 105 Cooling capacity rating obtained with air enteri...

Page 14: ... 1 4 Flare 1 4 Flare 1 4 Flare 1 4 Flare 1 4 Flare Vapor Line in O D 1 2 Flare 1 2 Flare 1 2 Flare 1 2 Flare 1 2 Flare Condensate Line in I D 5 8 5 8 5 8 5 8 5 8 EEV Electronic Expansion Valve Power wiring is field supplied and must comply with the applicable local and national codes This unit comes with a dry nitrogen charge This data is rated 0 ft above sea level with 25 ft of refrigerant line p...

Page 15: ...lare 3 8 Flare 3 8 Flare 3 8 Flare Vapor Line in O D 1 2 Flare 5 8 Flare 5 8 Flare 5 8 Flare Condensate Line in I D 5 8 5 8 5 8 5 8 EEV Electronic Expansion Valve Power wiring is field supplied and must comply with the applicable local and national codes This unit comes with a dry nitrogen charge This data is rated 0 ft above sea level with 25 ft of refrigerant line per indoor unit and a 0 ft leve...

Page 16: ...A 3 Sound Pressure levels are tested in an anechoic chamber under ISO Standard 3745 4 All communication cable to be minimum 18 AWG 2 conductor stranded shielded and must comply with applicable and national code Ensure the communications cable is prop erly grounded at the master outdoor unit only Do not ground the ODU IDU communica tions cable at any other point Type Art Cool Mirror Gen 4 Wall Moun...

Page 17: ...EV Electronic Expansion Valve Power wiring is field supplied and must comply with the applicable local and national codes This unit comes with a dry nitrogen charge This data is rated 0 ft above sea level with 25 ft of refrigerant line per indoor unit and a 0 ft level difference between outdoor and indoor units All capacities are net with a combina tion ratio between 95 105 Cooling capacity rating...

Page 18: ...gulations 40 CFR Part 82 Subpart F under section 608 of CAA 3 Sound Pressure levels are tested in an anechoic chamber under ISO Standard 3745 4 All communication cable to be minimum 18 AWG 2 conductor stranded shielded and must comply with applicable and national code Ensure the communications cable is prop erly grounded at the master outdoor unit only Do not ground the ODU IDU communica tions cab...

Page 19: ...lectronic Expansion Valve Power wiring is field supplied and must comply with the applicable local and national codes This unit comes with a dry nitrogen charge This data is rated 0 ft above sea level with 25 ft of refrigerant line per indoor unit and a 0 ft level difference between outdoor and indoor units All capacities are net with a combina tion ratio between 95 105 Cooling capacity rating obt...

Page 20: ... 4 SB Chassis ARNU053SBL4 187 253 0 2 15 0 16 60 208 230 1 21 0 21 0 ARNU073SBL4 0 2 0 16 21 0 21 0 ARNU093SBL4 0 2 0 16 21 0 21 0 ARNU123SBL4 0 2 0 16 21 0 21 0 ARNU153SBL4 0 2 0 16 21 0 21 0 Standard Gen 4 SC Chassis ARNU183SCL4 187 253 0 36 15 0 29 60 208 230 1 39 5 39 5 ARNU243SCL4 0 36 0 29 39 5 39 5 Standard Gen 4 SV Chassis ARNU303SVA4 187 253 0 64 15 0 51 60 208 230V 1 67 0 67 0 ARNU363SVA...

Page 21: ...U S A Inc Englewood Cliffs NJ All rights reserved LG is a registered trademark of LG Corp GENERAL DATA LPHQVLRQV 6 KDVVLV Piping Access Hole Attachment Hole Attachment Hole 23 5 8 5 3 4 19 11 16 20 11 16 Air Outlet Grille Air Outlet Grille Air Outlet Grille Air Inlet Grille 23 5 8 Unit inches Note All measurements have a tolerance of 1 4 in ...

Page 22: ... Cliffs NJ All rights reserved LG is a registered trademark of LG Corp GENERAL DATA LPHQVLRQV 6 KDVVLV Display and Signal Receiver Front Panel Air Inlet Grille Installation Plate Access Hole 11 7 16 2 8 5 16 1 13 16 35 1 4 13 7 16 12 3 4 5 1 16 1 1 2 31 1 8 8 1 16 26 5 8 12 7 8 16 5 8 10 7 16 2 13 16 Unit inches Note All measurements have a tolerance of 1 4 in Access Hole ...

Page 23: ...of LG Corp GENERAL DATA LPHQVLRQV 6 KDVVLV Display and Signal Receiver Front Panel Air Inlet Grille Installation Plate Access Hole 9 7 8 40 9 16 12 13 16 8 5 16 2 13 16 2 3 4 2 1 4 Right rear piping Left rear piping Installation Plate Measuring Tape Measuring Tape Hanger Place a level on raised tab Unit Outline 8 3 16 4 3 16 18 1 8 22 1 2 2 13 16 Unit inches Note All measurements have a tolerance ...

Page 24: ...V 69 KDVVLV 1 Unit should be installed in compliance with the installation manual in the product box 2 Unit shall be grounded in accordance with the local regulations or applicable national codes 3 The Unit is powered from the outdoor unit Therefore power cable should be connected with the outdoor unit Note 3 2 1 Left rear piping Right rear piping 1 11 16 5 1 2 5 29 32 6 9 16 Installation plate Un...

Page 25: ...liffs NJ All rights reserved LG is a registered trademark of LG Corp GENERAL DATA LPHQVLRQV 6 5 KDVVLV 12 1 8 12 1 8 5 1 16 Air Inlet Grille Front Panel 35 1 4 Display and Signal Receiver 26 5 8 12 7 8 10 7 16 16 5 8 2 13 16 Installation Plate 8 1 8 7 1 2 1 13 16 2 1 16 11 7 16 Access Hole Unit inches Note All measurements have a tolerance of 1 4 in Access Hole ...

Page 26: ...of LG Corp GENERAL DATA LPHQVLRQV 6 5 KDVVLV Right rear piping Left rear piping Installation Plate Measuring Tape Measuring Tape Hanger Place a level on raised tab Unit Outline 14 1 4 14 1 4 7 1 2 Air Inlet Grille 40 9 16 Front Panel 12 13 16 2 13 16 2 13 16 18 1 8 22 7 16 2 3 4 4 3 16 2 1 4 8 3 16 9 11 16 Access Hole 2 1 16 1 13 16 Display and Signal Receiver Unit inches Note All measurements hav...

Page 27: ...our policy of continuous product innovation some specifications may change without notification LG Electronics U S A Inc Englewood Cliffs NJ All rights reserved LG is a registered trademark of LG Corp GENERAL DATA LPHQVLRQV 6 KDVVLV ...

Page 28: ...ue to our policy of continuous product innovation some specifications may change without notification LG Electronics U S A Inc Englewood Cliffs NJ All rights reserved LG is a registered trademark of LG Corp GENERAL DATA LPHQVLRQV 6 KDVVLV ...

Page 29: ...LQJ LDJUDPV Figure 4 Refrigerant Piping Diagram Art Cool Gallery SF Chassis Heating Cooling Th1 Thermistor Return Air Th2 Thermistor Pipe In Th3 Thermistor Pipe Out EEV Electronic Expansion Valve Heat Exchanger CFF Th3 Th2 EEV Strainer Strainer Th1 Refrigerant Pipes to Outdoor Unit Wall Mounted lndoor Unit Standard and Art Cool Mirror Flare Nut Flare Nut Liquid Line Vapor Line Strainer Strainer Fi...

Page 30: ...ation from other heat sources R QRW LQVWDOO WKH XQLW LQ DQ DUHD ZKHUH FRPEXVWLEOH JDV PD JHQHUDWH IORZ VWDJQDWH RU OHDN 7KHUH LV WKH SRVVLELOLW RI ILUH Do not install the unit in a location where acidic solution and spray sulfur are often used R QRW XVH WKH XQLW LQ HQYLURQPHQWV ZKHUH RLO VWHDP RU VXOIXULF JDV DUH SUHVHQW Do not install additional ventilation products on the chassis of the unit Do ...

Page 31: ...U YHULI RX KDYH WKH FRUUHFW XQLW DV GHVFULEHG LQ WKH 1RWH DERYH 2 3ODFH WKH ER RQ D VROLG VXUIDFH ULJKW VLGH XS 3 XW WKH ZKLWH UHLQIRUFHG Q ORQ VWUDSV 4 2SHQ WKH WRS RI WKH ER DQG IROG EDFN DOO IRXU IODSV 5 5HPRYH WKH SURWHFWLYH FDUGERDUG 6W URIRDP top sheet and place to the side 6 7KH ZDOOV DQG WRS SDQHOV DUH QRW DWWDFKHG WR WKH ERWWRP RI WKH ER LIW WKH FDUGERDUG FDUWRQ E WKH IODSV DQG UHPRYH WKH...

Page 32: ...its have several options on how the piping and wiring can be routed see figure at right Whichever way the SLSLQJ DQG ZLULQJ DUH URXWHG RXW RI WKH LQGRRU XQLWV WKH PRXQWLQJ wall on which the indoor unit is installed should be strong and solid enough to protect it from vibration 0RXQW WKH LQVWDOODWLRQ SODWH RQ WKH ZDOO XVLQJ WKH 7 SH VFUHZV I PRXQWLQJ WKH XQLW RQ FRQFUHWH FRQVLGHU XVLQJ DQFKRU bolts...

Page 33: ...t front metal panel 1 8VLQJ D 3KLOOLSV KHDG VFUHZGULYHU UHPRYH WKH FHQWHU ERWWRP VFUHZ IURP WKH EUDFNHW WXEH holder 2 Detach one of the side covers either right or left depending on how the piping and drain hose need to be routed 3 QRFNRXW WKH SLSLQJ KROH IURP WKH GHWDFKHG VLGH FRYHU Side Cover Knockout Hole Figure 10 HWDFKLQJ WKH URQW 3DQHO Figure 11 5HPRYLQJ RYHUV DQG QRFNRXW ROH IWHU NQRFNLQJ R...

Page 34: ...LRQ ZKHQ GULOOLQJ KROHV WKURXJK WKH ZDOOV IRU WKH SXUSRVHV RI SLSLQJ FRQQHFWLRQV 3RZHU ZLULQJ FDQ FDXVH VHULRXV ERGLO LQMXU RU GHDWK 1 Align and level the factory supplied installation guide onto the ZDOO LJKWO DWWDFK WKH JXLGH WR WKH ZDOO ZLWK WDSH 6WHSV DQG 2 Note R QRW GLVFDUG RU DFFLGHQWDOO WKURZ RXW WKH LQVWDOODWLRQ JXLGH WKDW FRPHV ZLWK WKH XQLW 7KLV WHPSODWH DVVXUHV DFFXUDWH PHDVXUHPHQWV ZK...

Page 35: ...n drilling into the wall 2 13 16 2 3 4 2 1 4 Right rear piping Left rear piping Installation Plate Measuring Tape Measuring Tape Hanger Place a level on raised tab Unit Outline 8 3 16 4 3 16 18 1 8 22 1 2 2 13 16 Unit inches SC Frame Wall Mounted Indoor Unit 26 5 8 12 7 8 16 5 8 10 7 16 2 13 16 Unit inches SB Frame Wall Mounted Indoor Unit Plastic Anchors 7 16 inches Plastic Anchors Hanging Hole O...

Page 36: ...GDUG DQG UW RRO 0LUURU DOO 0RXQWHG HQ QVWDOODWLRQ 3ODWHV WWDFKLQJ 6FUHZ 3ODFHPHQW Installation Plate Chassis Hook Type A Screws SB Frame Wall Mounted Indoor Unit Installation Plate Chassis Hook Type A Screws SC Frame Wall Mounted Indoor Unit Chassis Hook Installation Plate Type A Chassis Hook Installation Plate Type A S8 Frame Art Cool Wall Mounted Indoor Unit SE Frame Art Cool Wall Mounted Indoor...

Page 37: ...KH SLSLQJ GRZQZDUG 2 3XOO WKH ILHOG GUDLQ DQG UHIULJHUDQW SLSLQJ DQG WKH FRQQHFWLQJ FDEOH IURP WKH DFFHVV KROH LQ WKH ZDOO 3 RQQHFW WKH LQGRRU XQLW GUDLQ KRVH DQG SLSLQJ WR WKH ILHOG GUDLQ SLSLQJ DQG UHIULJHUDQW SLSLQJ 6HH WKH RQQHFWLQJ WKH QGRRU 8QLW 3LSLQJ WR LHOG 3LSLQJ VHFWLRQ IRU LQVWUXFWLRQV 4 7DSH WKH GUDLQ KRVH SLSLQJ DQG WKH FRQQHFWLQJ FDEOH WRJHWKHU DQG LQVWDOO LQVXODWLRQ 6HH WKH 3LSLQJ ...

Page 38: ...e B A C Installing Piping to the Left Side 1 8QORFN WKH WXELQJ FODPS DQG URXWH WKH LQGRRU XQLW UHIULJHUDQW SLSLQJ DQG WKH GUDLQ KRVH WR WKH UH TXLUHG FKDVVLV DFFHVV KROH RQ WKH OHIW VLGH 6HH FFHVVLQJ WKH QGRRU 8QLW 3LSLQJ IRU LQVWUXF tions 2 3XOO WKH ILHOG GUDLQ SLSLQJ DQG UHIULJHUDQW SLSLQJ DQG WKH FRQQHFWLQJ FDEOH IURP WKH DFFHVV KROH LQ the wall 3 XLGH WKH FRQQHFWLRQ FDEOH LQWR WKH LQGRRU XQLW ...

Page 39: ...WR WKH VWUDS ERVV ZLWK D VFUHZ 7 5HURXWH WKH ILHOG GUDLQ DQG UHIULJHUDQW SLSLQJ EDFN LQWR WKH ZDOO DQG DIWHU FRQQHFWLQJ WKH SRZHU ZLULQJ DQG FRPPXQLFDWLRQ FDEOHV WR WKH WHUPLQDOV RQ WKH LQGRRU XQLW KDQJ WKH LQGRRU XQLW 6HH DQJLQJ WKH QGRRU 8QLW VHFWLRQ IRU LQVWUXFWLRQV Figure 29 3LSLQJ QVWDOODWLRQ WR WKH 5LJKW 6LGH Drain hose Connecting pipe Connecting cable Tape Drain hose Drain hose Clamp Strap ...

Page 40: ...anted Uneven Rough Pipe Reamer Point down Flare nut Copper tube Bar Copper pipe Clamp handle Red arrow Cone Bar Slanted Smooth Uneven Thickness 1 2A 2B 3 4 4 Carefully inspect the flared pipe end Compare the geometry with the figure to the right If the flare is defective cut it off and re do procedure If flare looks good blow clean the pipe with dry nitrogen 90 45 A R 0 4 0 8 Dimensions of the Fla...

Page 41: ...t oil degradation Poor insulation of the compressor System does not operate properly EEVs capillary tubes are clogged Refrigerant oil degradation Poor insulation of the compressor System does not operate properly EEVs and capillary tubes become clogged Refrigerant gas leaks shortages Refrigerant oil degradation Poor insulation of the compressor System does not operate properly Solutions Remove moi...

Page 42: ...XODWH DQG FORJ RU GDPDJH WKH FRPSUHVVRUV OX FDQ KDUP WKH FRSSHU SLSLQJ RU UHIULJHUDQW RLO Use a tubing cutter do not use a saw to cut pipe De bur and clean all cuts before assembly 3 Brazing joints 8VH D GU QLWURJHQ SXUJH RSHUDWLQJ DW D PLQLPXP SUHVVXUH RI WKUHH SVLJ DQG PDLQWDLQ D VWHDG ÀRZ 8VH D VLOYHU SKRVSKRURXV FRSSHU EUD LQJ DOOR WR DYRLG RYHUKHDWLQJ DQG SURGXFH JRRG ÀRZ 3URWHFW LVRODWLRQ YD...

Page 43: ...U WLJKWHQ IODUH QXWV FHVVLYH WLJKWHQLQJ ZLOO FDXVH ILWWLQJV WR FUDFN 0XOWL 9 UHIULJHUDWLRQ V VWHP FRPSRQHQWV FRQWDLQ YHU VPDOO FDSLO ODU WXEHV VPDOO RULILFHV HOHFWURQLF H SDQVLRQ YDOYHV RLO VHSDUD WRUV DQG KHDW H FKDQJHUV WKDW FDQ HDVLO EHFRPH EORFNHG Insulating the Piping Sufficiently insulate all cold surfaces to prevent moisture forming All pipes must be insulated and each pipe must be separate...

Page 44: ...O DQ LQYHUWHG WUDS at the top of the condensate pump discharge riser before connection to the building drain pipe KHQ WKH UHFHLYLQJ GUDLQ OLQH LV PRXQWHG KRUL RQWDO FRQQHFW WKH LQYHUWHG WUDS WR WKH WRS KDOI RI WKH SLSH 7KH FRQQHFWLRQ SRLQW RI WKH inverted trap to the building drain pipe should always be to the top half of the pipe and should never be over 45 either side of the upper most point of ...

Page 45: ...l Tape Wide Vinyl Tape Narrow Connection Cable Connecting Cable Gas Piping Liquid Piping Drain Hose Note I WKH GUDLQ KRVH LV URXWHG LQVLGH WKH URRP LQVXODWH WKH KRVH ZLWK LQVXODWLRQ PDWHULDO VR WKDW GULSSLQJ FRQGHQVDWLRQ ZLOO QRW GDPDJH ZDOOV IORRUV RU IXUQLWXUH 0DNH VXUH WKH GUDLQ KRVH LV SRVLWLRQHG DW WKH ORZHVW VLGH RI WKH EXQGOH 3RVLWLRQLQJ WKH GUDLQ KRVH DW WKH WRS FDQ FDXVH WKH GUDLQ SDQ WR ...

Page 46: ...se to the drainage system without any leaks at the hose connections B Front Panel Drain Pan Drain Hose Check for Leaks Drain Hose Connection Check for Leaks A B Figure 43 Gallery Indoor Unit UDLQ HDN 7HVW B Figure 44 Wall Mounted Indoor 8QLW UDLQ HDN 7HVW Finishing Installation Gallery Indoor Units HIRUH FRPSOHWLQJ LQVWDOODWLRQ WKH SLFWXUH DQG IURQW PHWDO SDQHOV RI WKH DOOHU LQGRRU XQLW PXVW EH UH...

Page 47: ... Indoor Unit to the Installation Plate 1 Attach the three 3 hooks on the top of the indoor unit to the top edge of the installation plate Verify the hooks are properly attached to the installation plate by gently shaking the indoor unit from side to side 2 7R IXOO DQFKRU WKH LQGRRU XQLW WR WKH ZDOO SXVK WKH ERWWRP RI WKH indoor unit against the installation plate until the bottom hooks snap into t...

Page 48: ... WKH HOHFWULF ZRUN LV QRW SHUIRUPHG SURSHUO LW PD UHVXOW LQ UH HOHFWULF VKRFN SK VLFDO LQMXU RU GHDWK 5HIHU WR ORFDO VWDWH DQG IHGHUDO FRGHV DQG XVH SRZHU ZLUHV RI VXI FLHQW FXUUHQW FDSDFLW DQG UDWLQJ LUHV WKDW DUH WRR VPDOO PD JHQHUDWH KHDW DQG FDXVH D UH UHVXOWLQJ LQ SK VLFDO LQMXU RU GHDWK 6HFXUH DOO HOG ZLULQJ FRQQHFWLRQV ZLWK DSSURSULDWH ZLUH VWUDLQ UHOLHI PSURSHUO VHFXULQJ ZLUHV ZLOO FUHDWH ...

Page 49: ... SK VLFDO SDWK RU URXWH WKH ZLUH WDNHV 7KH LQVWDOOHU PD XVH GLVFUHWLRQ ZKHQ FKRRVLQJ WKH RUGHU WKH FRPSRQHQWV DUH FRQQHFWHG WR WKH FRPPXQLFDWLRQV EXV EXW PXVW PDLQWDLQ WKH GDLV FKDLQ DQG SRODULW FRQ JXUDWLRQ 1 If not already done so read Connecting Power and Control Wiring on the previous page Ensure the input power is disconnected and there is no power on the power input cable 2 To access the pow...

Page 50: ...L1 N L2 L L1 N L2 Figure 52 Terminal Block in the Standard SBL SCL Chassis and Art Cool Mirror SBR SCR Chassis Wall Mounted Gen 4 Indoor Unit Indoor Unit Communication Cable Connections WIRING Figure 50 Terminal Block in the Art Cool Gallery Gen 4 Indoor Unit Indoor Unit Terminal Block L L1 Power Input 208 230V 60 Hz 1 Phase A B A B B GND 12V DRY2 DRY1 INTERNET IDU SODU Ground 3 A 4 B N L2 Outdoor...

Page 51: ...o operate this system Adhere to the National Electrical Codes and these instructions when wiring Improper connections and inadequate grounding can cause accidental injury or death Always ground the unit following local state and National Electrical Codes Improper connections and inadequate grounding can cause accidental injury or death Properly size all circuit breakers or fuses 7KHUH LV ULVN RI U...

Page 52: ... control board and it will have to be replaced Maintain a minimum of two 2 inches between line voltage wires and communications or zone controller cables 6L H DOO HOG SURYLGHG HOHFWULFDO FRPSRQHQWV SHU 1 DQG ORFDO FRGH OZD V XVH FRSSHU ZLUH Power Wiring Instructions 1 If not already done so read Connecting Power and Control Wiring on page 48 Provide clean 208 60 1 power to the unit Maximum ac cept...

Page 53: ...odels 1A 2A Must be OFF factory default Does NOT include Gen 4 features System will not operate if DIP Switch No 3 is ON and an error code will be generated Gen 4 Any combination of Gen 2 and Gen 4 Model 2A ONLY Must be OFF factory default Gen 4 Any combination of Gen 2 and Gen 4 Any combination of Models 1A 2A Must be OFF factory default Gen 2 Any combination of Gen 2 and Gen 4 Any combination of...

Page 54: ... CN UD Step motor Step motor output CN LR1 Step motor Step motor output CN LR2 Step motor Step motor output CN REMO Wired remote controller Wired remote controller connection CN EEV EEV output EEV control output CN EXT1 External on off controller External on off controller connection CN CC Dry contact Dry contact connection CN 485 Communication Connection between indoor and outdoor units Table 13 ...

Page 55: ...XOWL 9 9 0XOWL 9 DWHU 9 0XOWL 9 6 Engineering Manual for additional information PCB Connection Purpose Function CN POWER AC Power supply AC Power line input for indoor controller CN MOTOR Fan motor output Motor output of BLDC CN HVB Air cleaner Air cleaner control CN LEV EEV output EEV control output CN U D Step motor Step motor output CN DISP2 Display Display of indoor status CN DISP1 Display Dis...

Page 56: ...g Manual for additional information PCB Connection Purpose Function CN POWER AC Power supply AC Power line input for indoor controller CN MOTOR Fan motor output Motor output of BLDC CN LEV EEV output EEV control output CN U D Step motor Step motor output CN DISP2 Display Display of indoor status CN DISP1 Display Display of indoor status CN CC Dry contact Dry contact line CN 485 Communication Conne...

Page 57: ...ontrol output CN U D Step motor Step motor output CN DISP2 Display Display of indoor status CN DISP1 Display Display of indoor status CN CC Dry contact Dry contact line CN 485 Communication Connection between indoor and outdoor units CN REMO Remote controller Remote control line CN EXT1 External ON OFF controller External ON OFF controller connection CN TH1 Return air and inlet pipe thermistor Ret...

Page 58: ... Diagram Legend PCB Connection Purpose Function CN MOTOR1 Fan motor output Motor output of BLDC CN COM Communication Connection between indoor and outdoor CN EEV EEV output EEV control output CN L R Step motor Step motor output for left right CN U D Step motor Step motor output CN TH1 Room pipe sensor Room pipe thermistor CN TH2 Discharge pipe sensor Discharge pipe thermistor CN SUC Step motor fro...

Page 59: ...ation Since the room temperature sensor is inside the wired wall controller the wired wall controller should be installed in a place away from direct sunlight high humidity and direct supply of hot or cold air to maintain proper space temperature Install the remote controller about five 5 feet above the floor in an area with good air circulation and an average temperature Do not install the remote...

Page 60: ...le to connect a Dry Contact and Central controller at the same time Master indoor unit only Some Wired Remote Controllers however can t operate when both Dry Contact and Central controller are connected A Central controller can control all indoor units in a group by controlling the master unit of the group Set the address of the master indoor XQLW UVW Slave indoor units cannot be individually cont...

Page 61: ...nect 12V line between slave indoor units Slave Slave Slave Master Slave Display Error Message Display Error Message Master GND Signal 12V AC Smart ACP Bacnet ACP LON Optional Other Building Mgmt System Optional LGMV LGAP Network System Dry Contact Optional FAU Master FAU Slave Master Slave Master Master Display Error Message Display Error Message AC Smart ACP Bacnet ACP LON Optional Other Building...

Page 62: ...ndard Standard FAU Fresh Air Intake Unit Standard Standard Indoor Unit ZC Zone Controller Standard Standard Correct Control Wiring Incorrect Control Wiring ZC ZC Figure 66 Control Wiring with Standard IDU and Fresh Air Unit Remote Control Figure 67 shows an example of a control configuration with a remote sensor Remote Sensor Display Error Message Master Master AC Smart ACP Bacnet ACP LON Optional...

Page 63: ...internal pipe diameter as the connected pipe option Two shutoff valves were installed one 1 high pressure liquid one 1 low pressure vapor option Shutoff valves installed with Schrader port between the indoor unit and the ball of the valve option Condensate System N A Not Complete Complete Condensate pipe is properly sized and supported to keep lateral pressure off unit connections Condensate pipe ...

Page 64: ...plete Complete LG factory provided zone controller stranded shielded white jacket cable was used between the zone controller s and indoor unit s Zone controller cable has not been cut spliced or tied together with wire nuts Factory plugs are present Cable is securely plugged into the socket on the zone controller or the three screw terminals controller model specific Yellow to Y Red to R and Black...

Page 65: ...f LG Corp Who to call for assistance Freight Damage and Unit Replacements Your LG Manufacturer Representative Missing Parts Your LG Manufacturer Representative Freight Damage and Unit Replacements Your LG Manufacturer Representative Received Wrong Indoor Unit Model Your LG Manufacturer Representative Installation Startup and Commissioning Technical Assistance 1 888 865 3026 For warranty informatio...

Page 66: ... Center Commercial Products 1 888 865 3026 USA Follow the prompts for commercial A C products and parts 20001747 ISO 9001 2008 LG ELECTRONICS INC LG Electronics U S A Inc Commercial Air Conditioning Division 4300 North Point Parkway Alpharetta Georgia 30022 www lg vrf com ...

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