LG ARNU07GM1A4 Installation Manual
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- Engineering product data book (521 pages) ,
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- Owner's manual (27 pages)
Table of Contents
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INSTALLATION MANUAL
AIR
CONDITIONER
Please 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.
CEILING CONCEALED DUCT
Original instruction
[Representative] LG Electronics Inc. EU Representative : LG Electronics European Shared
Service Center B.V. Krijgsman 1, 1186 DM Amstelveen, The Netherlands
[Manufacturer] LG Electronics Inc. Changwon 2nd factory 84, Wanam-ro, Seongsan-gu,
Changwon-si, Gyeongsangnam-do, KOREA
For more information, Refer to the CD or LG Web site (www.lg.com).
P/NO : MFL68821901
www.lg.com
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Table of Contents
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Summary of Contents for LG ARNU07GM1A4
- Page 1 [Representative] LG Electronics Inc. EU Representative : LG Electronics European Shared Service Center B.V. Krijgsman 1, 1186 DM Amstelveen, The Netherlands [Manufacturer] LG Electronics Inc. Changwon 2nd factory 84, Wanam-ro, Seongsan-gu, Changwon-si, Gyeongsangnam-do, KOREA For more information, Refer to the CD or LG Web site (www.lg.com). www.lg.com P/NO : MFL68821901...
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Page 2: Table Of Contents
TABLE OF CONTENTS Installation Requirements Required Parts Required Tools Features........3 Safety Precautions....4 o Level gauge Installation o Screw driver o Connecting cable o Electric drill o Hole core drill Selection the best location..9 o Pipes: Gas side o Flaring tool set Ceiling opening dimension o Specified torque wrenches Liquid side... -
Page 3: Features
Feature Features Air inlet vents Air outlet vents Remote Controller (Accessory) Installation Tool Washer for Clamp Insulation for Name Drain hose Clamp metal (Other) hanging bracket (Tie Wrap) fitting Quantity 1 EA 2 EA 8 EA 4 EA 1 SET •... -
Page 4: Safety Precautions
Safety Precautions Safety Precautions To prevent injury to the user or other people and property damage, the following instructions must be followed. n Incorrect operation due to ignoring instruction will cause harm or damage. The seriousness is classi- fied by the following indications. WARNING This symbol indicates the possibility of death or serious injury. - Page 5 Safety Precautions For installation, always con- Do not install the prod- Be sure the installation tact the dealer or an Author- uct on a defective in- area does not deterio- ized Service Center. stallation stand. rate with age. • There is risk of fire, •...
- Page 6 Safety Precautions When flammable gas If strange sounds, or Stop operation and leaks, turn off the gas small or smoke comes close the window in and open a window for from product. Turn the storm or hurricane. ventilation before turn breaker off or discon- If possible, remove the the product on.
- Page 7 Safety Precautions CAUTION n Installation Always check for gas Install the drain hose Keep level even when (refrigerant) leakage to ensure that water is installing the product. after installation or re- drained away properly. pair of product. • Low refrigerant levels •...
- Page 8 Safety Precautions Use a soft cloth to Do not touch the metal Do not step on or put clean. Do not use parts of the product when anyting on the product. harsh detergents, sol- removing the air filter. (outdoor units) vents, etc.
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Page 9: Installation
Installation Installation Read completely, then follow step by step. Selection of the best location Install the air conditioner in the location that satisfies the following conditions. • The place shall easily bear a load exceeding four times the indoor unit’s weight. •... -
Page 10: And Hanging Bolt Location
Installation Ceiling dimension and hanging bolt location n Installation of Unit Install the unit above the ceiling correctly. POSITION OF SUSPENSION BOLT • Apply a joint-canvas between the unit and duct to absorb unnecessary vibration. • Install the unit leaning to a drainage hole side as a figure for easy water drainage. -
Page 11: Indoor Unit Installation
Installation Indoor Unit Installation • Select and mark the position for fixing bolts. • Insert the set anchor and washer onto the sus- • Drill the hole for set anchor on the face of ceiling. pension bolts for locking the suspension bolts on the ceiling. -
Page 12: Checking The Drainage
Installation INSULATION, OTHERS Insulate the joint and tubes completely. All thermal insulation must comply with local requirement. THERMAL INSULATION INDOOR UNIT Liquid pipe Refrigerant pipe and thermal Thermal insulator for refrigerant pipe insulation(Local supply) (Local supply) Thermal insulator for piping(Local supply) Clamp for insulation (Local supply) Insulation... -
Page 13: Indoor Unit Drain Piping
Installation CAUTION 1. Install declination of the indoor unit is very important for the drain of the duct type air conditioner. 2. Minimum thickness of the insulation for the connecting pipe shall be 5mm. Front of view • The unit must be horizontal or declined to the drain hose connected when finished installation. Ceiling Drainage hole Indoor Unit Drain Piping... - Page 14 Installation CAUTION: After the confirmation of the above conditions, prepare the wiring as follows: 1) Never fail to have an individual power specialized for the air conditioner. As for the method of wiring, be guided by the circuit diagram posted on the inside of control box cover.
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Page 15: Dip Switch Setting
Installation Dip Switch Setting 1. Indoor Unit Function Description Setting Off Setting On Default Communication N/A (Default) Cycle N/A (Default) Selection of Master or Group Control Master Slave Slave Wired/Wireless remote Dry Contact Selection of Dry controller Auto Mode Contact Mode selection of Manual or Auto operation Mode Fan continuous... -
Page 16: Group Control Setting
Installation Group Control Setting 1. Group Control 1 n Wired remote controller 1 + Standard Indoor Units LGAP Network System Signal Master Slave Slave Slave 12 V Only connect serial signal and GND lines Display Error Message between indoor units. Master n DIP Switch in PCB ¿... - Page 17 Installation h It is possible to connect indoor units since Feb. 2009. h It can be the cause of malfuctions when there is no setting of master and slave. h 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...
- Page 18 Installation 3. Group Control 3 n Mixture connection with indoor units and Fresh Air Intake Unit LGAP Network System Master Signal Slave Master Slave Master 12 V Display Error Message Display Error Message Master Master h In case of connecting with standard indoor unit and Fresh Air Intake Unit, separate Fresh Air Intake Unit with standard units.
- Page 19 Installation 4. 2 Remote Control n Wired remote controller 2 + Indoor unit 1 LGAP Network System Slave Slave Signal Slave Master 12 V Display Error Message Master Slave 1. It is possible to connect two wired remote controllers (Max.) with one indoor unit. Set only one indoor unit to Master, set the others to Slave.
- Page 20 Installation 5. 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 h PZCWRCG3 cable used for connection h PZCWRC2 cable used for connection S lave Mas te r PZC WRC 2...
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Page 21: Model Designation
Installation Model Designation Serial Number Combinations of functions A:Basic function L: Neo Plasma(Wall Mounted) C: Plasma(Ceiling Cassette) G: Low Static K: High Sensible Heat U: Floor Standing without Case SE/S8 - R: Mirror V: Silver B:Blue(ART COOL Type Panel Clolr) - E: Red V: Silver G:Gold 1: Kiss (Photo changeable) -
Page 22: How To Set E.s.p
How to Set E.S.P? How to Set E.S.P? ARNU07GM1A4, ARNU09GM1A4, ARNU12GM1A4 ARNU15GM1A4, ARNU18GM1A4 (Unit: CMM) Static Pressure (mmAq(Pa)) Setting value 2.5(25) 4(39) 6(59) 8(78) 10(98) 12(118) 14(137) 15(147) 11.3 12.8 14.4 11.4 15.9 13.2 10.2 17.5 15.0 12.0 19.0 16.7 13.7... - Page 23 How to Set E.S.P? ARNU28GM2A4, ARNU36GM2A4 (Unit: CMM) Static Pressure (mmAq(Pa)) Setting value 4(39) 6(59) 8(78) 10(98) 12(118) 14(137) 15(147) 24.9 27.6 22.7 30.4 25.7 20.7 33.1 28.7 24.0 35.9 31.7 27.3 20.8 38.6 34.7 30.5 24.3 20.6 37.8 33.8 27.9 23.8 37.1...
- Page 24 How to Set E.S.P? ARNU48GM3A4, ARNU54GM3A4 (Unit: CMM) Static Pressure (mmAq(Pa)) Setting value 5(49) 6(59) 8(78) 10(98) 12(118) 14(137) 15(147) 25.1 29.5 26.1 34.0 30.8 25.9 38.4 35.4 30.6 32.2 42.9 40.1 35.2 28.1 21.0 47.3 44.8 39.9 33.1 26.3 19.5 51.8 49.4...