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LG Single Packaged-Type
Air Conditioner

INSTALLATION MANUAL

IMPORTANT

• Please read this installation manual completely before

installing the product.

• When the power device is damaged, replacement work

shall be performed by authorized personnel only.

• 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.

Содержание 3828A20229B

Страница 1: ...P No 3828A20229B ...

Страница 2: ...ore installing the product When the power device is damaged replacement work shall be performed by authorized personnel only 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 ...

Страница 3: ...Introduction 8 Symbols Used in this Manual 8 Features 8 Dimensional Data 9 Installation of Unit 10 Inspection 10 Location and Recommendations 10 Ductwork 11 Condensate Drain Piping 11 Filter Installation 12 Electrical Wiring 12 Start Up Pre Start Quick Check List 16 Starting the Unit 17 Final Installation Checklist and Maintenance 18 ...

Страница 4: ...ity of injury or damage to properties only Installation Be sure not to do Be sure to follow the instruction Safety Precautions Do not use a defective or underrated circuit breaker Use this appliance on a dedicated circuit There is risk of fire or electric shock For electrical work contact the dealer seller a qualified electrician or an Authorized Service Center Do not disassemble or repair the pro...

Страница 5: ...mage to the product Be sure the installation area does not deteriorate with age If the base collapses the air conditioner could fall with it causing property damage product failure and personal injury Do not let the air conditioner run for a long time when the humidity is very high and a door or a window is left open Moisture may condense and wet or damage furniture Take care to ensure that power ...

Страница 6: ...e product on Do not use the telephone or turn switches on or off There is risk of explosion or fire If strange sounds or small or smoke comes from product Turn the breaker off or disconnect the power supply cable There is risk of electric shock or fire Stop operation and close the window in storm or hurricane If possible remove the product from the window before the hurricane arrives There is risk...

Страница 7: ...exposed to sea wind salt spray directly It may cause corrosion on the product Corrosion particularly on the condenser and evaporator fins could cause product malfunction or inefficient operation When the product is not be used for a long time disconnect the power supply plug or turn off the breaker There is risk of product damage or failure or unintended operation Take care to ensure that nobody c...

Страница 8: ...se a soft cloth to clean Do not use harsh detergents solvents etc There is risk of fire electric shock or damage to the plastic parts of the product Do not step on or put anything on the product outdoor units There is risk of personal injury and failure of product Do not insert hands or other objects through the air inlet or outlet while the product is operated There are sharp and moving parts tha...

Страница 9: ...Return Supply Side Rear Control Power Wiring Unit Power Wires This symbol alerts you to the risk of electric shock This symbol alerts you to hazards that could cause harm to the air conditioner This symbol indicates special notes NOTICE Introduction Symbols Used in this Manual Features Front View Rear View ...

Страница 10: ...Dimensions Figure 1A E Center line of hole A B CLEARANCE 34 CLEARANCE 18 HORIZONTAL CLEARANCE 34 1 5 Dia hole power wires 1 5 Dia hole other purpose CLEARANCE 48 D C 572 100 255 Unit Inch mm Horizontal Application Unit Figure 1B Rear view showing duct opening for horizontal air flow A G B C D E H SUPPLY RETURN F Unit Inch mm A 289 16 725 B 3211 16 830 C 433 8 1102 D 2011 16 525 E 27 8 73 A 133 16 ...

Страница 11: ...scharge and permit unobstructed service access into the compressor compartment Suggested airflow clearances and service clearances are given in Figure 1 3 Placing and Rigging Rig the unit using either belt or cable slings The sling eyelet must be placed through the lifting holes in the base rail of the unit The point where the slings meet the lifting eyelet should be at least 6 feet above the unit...

Страница 12: ...rom the unit to the ducts The flexible connection must be indoors and molded out of heavy canvas Do not draw the canvas taut between the solid ducts NOTICE Ductwork A 3 4 inch male condensate drain connection is located on the corner of the unit next to the evaporator section access panel A trap should be installed and filled with water before starting the unit to avoid air from being drawn throug...

Страница 13: ...upply voltage Determine if adequate electrical power is available Refer to application specifications Electrical wiring and grounding must be installed in accordance with local codes and with the National Electric code Latest Revision It is important that proper electrical power is available for the unit Voltage variation should remain within the limits stamped on the nameplate Provide an approved...

Страница 14: ...ote controller LED s the remote controller should be installed properly as shown in Fig 5 The standard height is 1 2 1 5 m from floor level Operation unit ZONE 1 2 3 4 Humidify JET AUTO AUTO SWING OPERATION FAN SPEED Program set SUB FUNCTION SET TEMP Room Temp HI MED LO Heater Defrost Filter Preheat Out door Time Timer On Set no Time Off 01 03 05 07 09 11 13 15 17 19 21 23 Operat ion unit ZONE 1 2...

Страница 15: ... The branch circuit feeding the unit must be protected as shown on the unit rating plate The power supply lines must be run in approved conduit to the disconnect and in the unit control box Provide strain relief for all conduit with suitable connectors Provide flexible conduit supports whenever vibration transmission may cause a noise problem within the building structure Holes are provided for lo...

Страница 16: ...ANCE WITH LOCAL CODES AND THE NATIONAL ELECTRICAL CODE Note Keep all wires away from the refrigerant pipe Following diagram is the example of wiring arrangement 1 2 3 4 R G Y W Live Fan Comp Heater 5 6 HIGH VOLTAGE TERMINAL BLOCK FIELD WIRING NOTE FACTORY WIRING LOW VOLTAGE TERMINAL BLOCK SEE NAMEPLATE FOR LINE VOLTAGE AND MAX FUSE SIZE 3Ø 380 415V 50Hz POWER SUPPLY R S T N THERMOSTAT 1 2 3 4 R G ...

Страница 17: ... in a good location Have the air conditioning systems been checked at the service ports for charge and leak tested if necessary Does the condenser fan and indoor fan turn freely without rubbing and are they tight on the shafts Visually inspect the unit to ensure that the airflow required for the condenser coil is not obstructed from the unit Inspect the control panel wiring to verify that all elec...

Страница 18: ...e discharge and suction line valves Always route refrigerant hoses through the port hole provided and have compressor access panel in place Check the suction and discharge pressures and compare them to the normal operating pressures provided in the unit s Service Manual Do not use pressures from Service manual to determine the unit refrigerant charge The correct charge is shown on the unit namepla...

Страница 19: ...ence of Operation in the unit Service Manual Is the condenser fan and indoor blower operating correctly with proper rotation and without undue noise Are the compressors operating correctly and has the system been checked with a charging chart Have voltage and running currents been checked to determine if it is within limits Have the air discharge grilles been adjusted to balance the system Has the...

Страница 20: ...ons are tight and wire insulation is intact Condenser coil Maintenance Performed by Serviceman Cooling Season Maintenance Performed By Serviceman Heating Season 1 Filters 2 Motors and drive system components 3 Condenser coils 4 Safety Controls 5 Electrical components and wiring 6 Condensate drain 7 Inspect the unit duct connections to ensure they are physically sound and sealed to the unit casing ...

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