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Summary of Contents for PRARS1

Page 1: ...wiring standards by authorized personnel only Please retain this installation manual for future reference after reading it thoroughly INSTALLATION MANUAL AIR CONDITIONER MFL65920008 Rev 00_031620 www lg com Copyright 2017 2020 LG Electronics Inc All Rights Reserved ITALIANO ESPAÑOL FRANÇAIS DEUTSCH ΕΛΛΗΝΙΚΆ ČEŠTINA NEDERLANDS POLSKI LIMBA ROMÂNĂ РУССКИЙ ЯЗЫК УКРАÏНСЬКА ҚАЗАҚ ТІЛІ БЕЛАРУСКАЯ МОВА O...

Page 2: ...ints and a possible fire hazard When installing in a wall Make sure the wall is strong enough to hold the unit s weight It may be necessary to construct a strong wood or metal frame to provide added support in a room Properly insulate any tubing run inside a room to prevent sweating that can cause dripping and water damage to wall and floors When servicing Turn the power OFF at the main power box ...

Page 3: ...UDED ITEMS 7 ASSEMBLY DIAGRAM 7 Assembly Diagram PRARS1 13 Assembly Diagram PRARS1 14 ELECTRICAL WIRING 16 INSTALLER SETTING 17 External devices of indoor unit setting air conditioner 18 Outdoor temp for heating stages air conditioner 19 TROUBLESHOOTING GUIDE TABLE OF CONTENTS ...

Page 4: ...can be caused 3 If the capacity of the power circuit is insufficient or its installation was not done completely this may cause electric shock fire or etc 4 If the installation was done by a user there may be incompleteness which may cause electric shock fire injury and death 5 When operating the machine applying power to the machine do not carry out any electric work and do not put hand or finger...

Page 5: ...all the included items How ever be sure to use all kinds of certified products when purchas ing the items other than those provided by LG at your local store 3 Be sure to carry out the earth work However do not connect the unit to gas pipe water pipe a lightning rod and a phone earth line In addition if the earth was not completely done this may cause electric shock and fire ...

Page 6: ...d Items 2 Included Items PRARS1 applies to Wall mounted and Art cool types Unit inch 1 13 32 7 9 32 6 23 32 2 7 32 2 3 16 3 13 32 1 7 16 Model PRARS1 Item Auxliary Heater Relay Kit Screw Insulation Installation Manual Q ty 1 2 2 1 Figure ...

Page 7: ...g A Step1 Open control box cover Step2 Assemble PRARS1 with control box cover Step3 Open the cover of PRARS1 and connect wires Auxiliary Heater communication lines under AC24V over AWG24 These wires should not make contact with high voltage lines Check the distance between PRARS1 and a control box when connecting anchor bolts To indoor unit PCB CN PTC Step4 Assemble control box cover Unit inch Ass...

Page 8: ...as shown in Fig A Check the distance between PRARS1 and the top of model when connecting anchor bolts Wiring Auxiliary Heater communication lines under AC24V over AWG24 These wires should not make contact with high voltage lines To indoor unit PCB CN PTC Step1 Open control box cover Step2 Assemble PRARS1 with control box cover Step3 Open the cover of PRARS1 and connect wires Step4 Assemble control...

Page 9: ... Step4 Assemble control box cover and front panel Fig A Control box cover screw Insulation Note While connecting the PRARS1 attach insulation at the rear of the control box cover where it receives screws as shown in Fig A Wiring Auxiliary Heater communication lines under AC24V over AWG24 These wires should not make contact with high voltage lines To indoor unit PCB CN PTC ...

Page 10: ... Step4 Assemble control box cover and front panel Fig A Control box cover screw Insulation Note While connecting the PRARS1 attach insulation at the rear of the control box cover where it receives screws as shown in Fig A Wiring Auxiliary Heater communication lines under AC24V over AWG24 These wires should not make contact with high voltage lines To indoor unit PCB CN PTC ...

Page 11: ... cover and front panel Fig A Control box cover screw Insulation Note While connecting the PRARS1 attach insulation at the rear of the control box cover where it receives screws as shown in Fig A Check the attached direction to the indoor unit Wiring Auxiliary Heater communication lines under AC24V over AWG24 These wires should not make contact with high voltage lines To indoor unit PCB CN PTC CAUT...

Page 12: ...ich exposed to rain or any water Other wise it may leads to electric shock fire injury or sometimes even fatality CAUTION Wiring Auxiliary Heater communication lines under AC24V over AWG24 These wires should not make contact with high voltage lines To indoor unit PCB CN PTC Auxiliary heater relay kit should be installed with in 3 3 ft from the product Otherwise heater may cause malfunction ...

Page 13: ...S1 at Places which exposed to rain or any water Other wise it may leads to electric shock fire injury or sometimes even fatality CAUTION Auxiliary heater relay kit should be installed with in 3 3 ft from the product Otherwise heater may cause malfunction Wiring Auxiliary Heater communication lines under AC24V over AWG24 These wires should not make contact with high voltage lines To indoor unit PCB...

Page 14: ...er Relay Kit Electrical Wiring A B A B Auxiliary Relay Kit Indoor Unit RADIATOR Hot Water LG Scope 3rd Party Scope External Power supply Supply voltage AC 24V Hot Water RADIATOR DC12V CN_PTC CN_PTC1 4 Electrical Wiring ...

Page 15: ...ical Wiring Installation Manual 15 ENGLISH Model PREMBTB100 A B A B Auxiliary Relay Kit Indoor Unit RADIATOR Hot Water LG Scope 3rd Party Scope External Power supply Supply voltage AC 24V DC12V CN_PTC CN_PTC1 ...

Page 16: ... installer setting menu may not be available depending on the product function or the menu name may be different OK OK CAUTION The installer setting mode is the mode to set the remote controller s detail function If the installer setting mode is incorrectly set it may cause product failure user s injury or property damage It must be set by the installation specialist with the installation license ...

Page 17: ...age detection sensor are newly installed to the indoor unit or when an installed KIT is removed You can set the following setting values using left right button Function Value Plasma purification Not install Install Heater Humidifier Elevation grill Ventilation Kit Aux Heater Refrigerant leakage detection sensor External devices of indoor unit setting air conditioner ...

Page 18: ... temperature T1 and T2 Indoor unit will select heating stage between Indoor unit operation and heater operation T T1 Auxiliary heater operation only T1 T T2 Simultaneous operation of auxiliary heater and heat pump T T2 Heat pump operation only OK T1 Value T2 Value 23 16 C 10 60 F 23 51 C 10 130 F Outdoor temp for heating stages air conditioner ...

Page 19: ...KIT Connect the cable between the air condi tioner and AUX HEATER RELAY KIT Is the cable correctly connected between AUX HEATER and AUX HEAER REWLAY KIT Refer to the installation method in the installation manual and check again Is there any problem with wireless remote controller If wireless remote controller is used Replace the battery or insert again accord ing to the polarity If there is a lea...

Page 20: ...20 Auxiliary Heater Relay Kit ...

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