Table of Contents TABLE OF CONTENTS SAFETY INSTRUCTIONS PRIOR TO OPERATION Preparing for operation Usage Cleaning and maintenance Service OPERATING INSTRUCTIONS Auto Restart Function MAINTENANCE AND SERVICE Ceiling Cassette - 4Way Ceiling Cassette - Round When the air conditioner is not going to be used for a long time. Operation Tips Before you call for service...
Safety Instructions Safety Instructions The following symbols are displayed on indoor and outdoor units Read the precautions in this manual This appliance is filled with flammable carefully before operating the unit. refrigerant (for R32) This symbol indicates that a service This symbol indicates that the personnel should be handling this Operation Manual should be read...
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Safety Instructions • Do not install the product on a defective installation stand. - It may cause injury, accident, or damage to the product. • Do not turn on the breaker or power under condition that front panel, cabinet, top cover, control box cover are removed or opened.
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• Do not install the product where the noise or hot air from the outdoor unit could damage the neighborhoods. - It may cause a problem for your neighbors. • If anyone other than a licensed professional installs, repairs, or alters LG Electronics air conditioning products, the warranty is voided.
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Safety Precautions • Servicing shall only be performed as recommended by the equipment manufacturer. Maintenance and repair requiring the assistance of other skilled personnel shall be carried out under the supervision of the person competent in the use of flammable refrigerants. (for R32) •...
Prior to Operation & Operating Instructions Prior to Operation Preparing for operation 1. Contact an installation specialist for installation. 2. Use a dedicated circuit. Usage 1. Being exposed to direct airflow for an extended period of time could be hazardous to your health. Do not expose occupants, pets, or plants to direct airflow for extended periods of time.
Maintenance and Service Maintenance and Service Ceiling Cassette - 4Way CAUTION Before performing any maintenance, turn off the main power to the system. Grille, Case, and Remote Control o Turn the system off before cleaning. To clean, wipe with a soft, dry cloth. Do not use bleach or abrasives. Air Filter NOTE Supply power must be disconnected before...
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Maintenance and Service CAUTION Cleaning the deodorization filter/PM1.0 filter (Optional) • Be careful that the filter case is correctly assembled to the filter holder. 1. Press the fixing hooks on both sides and open the • Be careful not to drop the front grille when removing front grille.
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Maintenance and Service Cleaning the PM1.0 Sensor Tighten the rubber cap, close the PM1.0 sensor case, and assemble the PM1.0 Sensor corner cover to its PM1.0 Sensor original position. ① Rubber cap 1. Remove the PM1.0 Sensor corner cover on the front panel.
Maintenance and Service Ceiling Cassette - Round CAUTION Before performing any maintenance, turn off the main power to the system. Grille, Case, and Remote Control o Turn the system off before cleaning. To clean, wipe with a soft, dry cloth. Do not use bleach or abrasives. Air Filter NOTE Supply power must be disconnected before cleaning the...
Maintenance and Service When the air conditioner is not going to be used for a long time. When it is not going to be used for When the air conditioner is to be used again. a long time. Operate the air conditioner at the Clean the air filter and install it in the following settings for 2 to 3 hours.
• Is PM1.0 filter film • Are the indoor unit's atmosphere. torn? • Are the batteries air inlet or outlet vents -This is the sound of Contact the LG depleted? obstructed? the dehumidifying Electronics Service • Are the batteries water being Center.
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Maintenance and Service Specifications. Model Max. Current *RNU05GTR*4 0.2 A *RNU07GTR*4 0.2 A *RNU09GTR*4 0.2 A *RNU09GTRE4 0.2 A *RNU09GTRF4 0.2 A *RNU12GTR*4 0.2 A *RNU15GTR*4 0.2 A *RNU15GTQ*4 0.2 A *RNU18GTQ*4 0.2 A *RNU21GTQ*4 0.2 A *RNU24GTP*4 0.15 A *RNU28GTP*4 0.15 A *RNU30GTP*4...
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*RNU36GTAB4, *RNU42GTAB4, *RNU48GTAB4, *RNU24GTYA4, *RNU36GTYA4, *RNU48GTYA4 * : A, C ※This mark applies to the following products. LG Electronics México, S.A de C.V ※Esta marca se aplica a los siguientes productos. Sor Juana lnés de la Cruz No. 555 ARNU24GTPC4, ARNU28GTPC4, ARNU30GTPC4 Col.