LG ARNU48GV2A4 Installation Manual Download Page 22

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THE INDOOR UNIT INSTALLATION

ENGLISH

Accessories for group control setting

It is possible to set group control by using below accessories.

Indoor unit 2 EA +Wired remote controller

Indoor unit 1 EA +Wired remote controller 2EA

* PZCWRCG3 cable used for connection

* PZCWRC2 cable used for connection

Slave

Master

PZCWRCG3

Master

Slave

PZCWRC2

CAUTION

Apply totally enclosed noncombustible conduit in case of local building code Requiring plenum
cable usage.

Summary of Contents for ARNU48GV2A4

Page 1: ...ase read this installation manual completely before installing the product Installation work must be performed in accordance with the national wiring standards by authorized personnel only Please retain this installation manual for future reference after reading it thoroughly P NO MFL67107610 REV 00_062816 ...

Page 2: ...lity may deteriorate if the air condi tioner is used for many hours Clean the air filter once every 2 weeks Dust and impurities collected in the air filter may block the air flow or weaken the cooling dehumidifying functions For your records Staple your receipt to this page in case you need it to prove the date of purchase or for warranty purposes Write the model number and the serial number here ...

Page 3: ...which is damaged Otherwise it may cause a fire or electrical shock For electrical work contact the dealer seller a qualified electrician or an Authorized Service Center Do not disassemble or repair the product There is risk of fire or electric shock Always ground the product There is risk of fire or electric shock Install the panel and the cover of control box securely There is risk of fire or ele...

Page 4: ... Use a vacuum pump or Inert nitrogen gas when doing leakage test or air purge Do not compress air or Oxygen and do not use Flammable gases Otherwise it may cause fire or explosion There is the risk of death injury fire or explosion Operation Do not store or use flammable gas or combustibles near the product There is risk of fire or failure of product CAUTION Installation Always check for gas refri...

Page 5: ... INDOOR UNIT IN STALLATION 9 Open side cover 10 Mounting the anchor nut and bolt 12 Indoor unit drain piping 12 Drain piping 12 Drain test 13 Heat insulation 13 Connecting Cables to the indoor unit 13 Flaring Work 16 Wiring Connection 17 DIP Switch Setting 18 Group Control Setting 23 Model Designation 23 Airborne Noise Emission 23 Limiting concentration TABLE OF CONTENTS ...

Page 6: ...Right side cover Air discharge Left side cover Inlet Grill Figure Figure Name Screw driver Electric drill Measuring tape Knife Hole core drill Spanner Torque wrench Multi meter Hexagonal wrench Ammeter Gas leak detector Thermometer Level Flaring tool set Name ...

Page 7: ...culation in the room will be good A place where drainage can be easily obtained A place where noise prevention is taken into consideration Do not install the unit near the door way Ensure the spaces indicated by arrows from the wall ceiling or other obstacles The indoor unit must keep the maintenance space 700 27 9 16 or more 700 27 9 16 or more 2500 98 3 7 or more Floor 10 13 32 or more 300 11 13...

Page 8: ... ing CAUTION NOTE Avoid the following installation location 1 Such places as restaurants and kitchen where considerable amount of oil steam and flour is generated These may cause heat exchange effi ciency reduction or water drops drain pump mal function In these cases take the following ac tions Make sure that ventilation fan is enough to cover all noxious gases from this place Ensure enough dista...

Page 9: ... from side cover Step 3 S Step 4 Remove bracket from side panel Remove paper bracket from side cover Unlock side cover from side panel slightly Tap the side cover with your palm on the backside Knock out the pipe hole from the left side cover with nipper plier Hold the side cover with other hand while tapping to prevent it to fall down CAUTION ...

Page 10: ...VM1 ARNU GV1A4 1018 355 Chassis Code ...

Page 11: ...ll be 10 mm If the Installation Plates are fixed to horizontal line the indoor unit after installing will be de clined to the bottomside CAUTION Front of view The unit must be horizontal or inclined at angle The inclination should be less than or equal to 1 or in between 10 to 20 mm inclined in drain direction as shown in fig Ceiling 10 20 mm Side of view The unit must be inclined to the bottomsid...

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Page 14: ... hand 2 Tighten the flare nut with a wrench Putting nut on Flaring work Flare nut Copper tube Outside diameter A mm inch mm Ø6 35 1 4 1 1 1 3 Ø9 52 3 8 1 5 1 7 Ø12 7 1 2 1 6 1 8 Ø15 88 5 8 1 6 1 8 Ø19 05 3 4 1 9 2 1 Bar Copper pipe Clamp handle Red arrow mark Cone Yoke Handle Bar A Check Inclined Inside is shiny without scratches Smooth all round Even length all round Surface damaged Cracked Uneve...

Page 15: ...sing section with vinyl tape 3 Bundle the piping and drain hose together by wrapping them with vinyl tape sufficient enough to cover where they fit into the rear piping housing section Vinyl tape narrow Adhesive Drain pipe Indoor unit drain hose Wrap the insulation material around the connecting portion Insulation material Gas Pipe Liquid Pipe Cutting Line Cutting Line Good Case Bad Case Tubing cu...

Page 16: ... B A ...

Page 17: ...ARNU 4 outdoor units should be after October 2013 ...

Page 18: ... possible to connect with every type of indoor units 3 It is possible to use wireless remote controller at the same time 4 It is possible to connect with Dry Contact and Central controller at the same time The Master indoor unit is possible to recognize Dry Contact and Central Controller only 5 In case that any error occurs at indoor unit the error code is displayed on the wired remote controller ...

Page 19: ...009 It can be the cause of malfuctions when there is no setting of master and slave In case of Group Control it is possible to use following functions Selection of operation stop or mode Temperature setting and room temperature check Current time change Control of flow rate High Middle Low Reservation settings It is not possible at some functions It is possible to control 16 indoor units Max with ...

Page 20: ...ixture connection with indoor units and Fresh Air Intake Unit In case of connecting with standard indoor unit and Fresh Air Intake Unit separate Fresh Air In take Unit with standard units N M 16 Because setting temperature are different Other than those it is same with Group Control 1 FAU Standard Standard FAU FAU Standard Standard FAU FAU Fresh Air Intake Unit Standard Standard Indoor Unit ...

Page 21: ...ndoor unit to Master set the others to Slave Set only one wired remote controller to Master set the others to Slave 2 Every types of indoor unit is possible to connect two remote controller 3 It is possible to use wireless remote controller at the same time 4 It is possible to connect with Dry Contact and Central controller at the same time 5 In case that any error occurs at indoor unit the error ...

Page 22: ...accessories Indoor unit 2 EA Wired remote controller Indoor unit 1 EA Wired remote controller 2EA PZCWRCG3 cable used for connection PZCWRC2 cable used for connection Slave Master Master PZCWRCG3 Master Slave PZCWRC2 CAUTION Apply totally enclosed noncombustible conduit in case of local building code Requiring plenum cable usage ...

Page 23: ...48 000 48 36 000 36 ...

Page 24: ...24 ENGLISH ...

Page 25: ...LG Electronics Tianjin Appliances Co Ltd No 09 JinWei Road BeiChen District Tianjin China LG Electronics European Shared Service Center B V Krijgsman 1 1186 DM Amstelveen The Netherlands ...

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