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LG
Window-Type Air Conditioner
OWNER'S MANUAL
IMPORTANT
Please read through this manual. It contains valuable
information about your air conditioner. This manual may help
save time and money by explaining proper product
maintenance and preventing improper use.
PRECAUTIONS
Pay close attention to precautions in order to prevent
potential hazards and damage from misuse or improper
installation. LG is not responsible for any damages caused by
misuse of the product.
Prior to installation, this air-conditioning
unit must be submitted for approval by the
utility service which provides electricity
(EN 61000-3 Norm.)
LG
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Summary of Contents for LG LA250RA
- Page 1 PRECAUTIONS Pay close attention to precautions in order to prevent potential hazards and damage from misuse or improper installation. LG is not responsible for any damages caused by misuse of the product. Prior to installation, this air-conditioning unit must be submitted for approval by the utility service which provides electricity (EN 61000-3 Norm.)
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Page 2: Table Of Contents
Window-Type Air Conditioner Owner’s Manual TABLE OF CONTENTS FOR YOUR RECORDS Write the model and serial numbers here: Model # Serial # You can find them on a label on the side of each unit. Dealer's Name Date Purchased Staple your receipt to this page in the event you need 1. -
Page 3: Safety Precautions
Safety Precautions Precautions To prevent injury to the user or other people and property damage, the following instructions must be followed. Incorrect operation due to ignoring instruction will cause harm or damage. The seriousness is classified by the following indications. WARNING This symbol indicates the possibility of death or serious injury. - Page 4 Operation Plug in the power plug Do not operate or stop the Do not damage or use an properly. unit by inserting or pulling unspecified power cord. out the power plug. • Otherwise, it will cause • It will cause electric shock or •...
- Page 5 Do not allow water to run Leave the door closed while Do not operate the air into electric parts. the air conditioner is conditioner if you smell gas. running. • It will cause failure of machine • It is not designed to cool the •...
- Page 6 Do not place heavy object If water enters the product, Do not clean the air on the power cord and take turn off the the power switch conditioner with water. care so that the cord should of the main body of appliance. not be pressed.
- Page 7 Safety Prior to Operation Precautions Preparing for operation Contact an installation specialist for installation. Plug in the power plug properly. Do not use a damaged or non-standard power cord. Do not share the same outlet with other appliances Do not use an extension cord. Do not start/stop operation by plugging/unplugging the power cord.
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Page 8: Operating Instructions
Operating Location and Function of Controls Instructions Controls The controls will look like one of the following. Auto Swing HIGH COOL COOL LOW COOL Thermostat Operation Thermostat Operation Auto Swing HIGH COOL COOL LOW COOL Thermostat Operation Auto Swing High Cool Wait Three Minutes Cool... - Page 9 THERMOSTAT TIMER AUTO SWING OPERATION STOP HIGH STOP AUTO SWING LOW HIGH STOP High High Cool OPERATION THERMOSTAT TIMER STOP Cool OPERATION Low Cool Thermostat Operation High Cool ( ), Med Cool ( ) and Low Cool ( ) provide cooling with different fan speeds. Med Fan ( ) or Low Fan ( ) provides air circulation and filtering without cooling.
- Page 10 Controls THERMOSTAT The controls will look like one of the following. Turn the thermostat control to the desired setting. The control position is a normal setting for average conditions. You can change this setting, if necessary, in accordance with your temperature preference.
- Page 11 Operating Remote Control Operations Instructions The remote control and control panel will look like one of the following pictures. POWER Power Power Operation starts when this button is pressed and stops when you press the button again. Temp Temp OPERATION MODE SELECTOR Fan Speed Fan Speed Heating function is only available in some models.
- Page 12 FAN SPEED SELECTOR For increased power while cooling or heating, select a higher fan speed. Cooling Model: 3 steps{High[F3] Low[F1] Med[F2] Heating Model: 2 steps{High[F2] Low[F1] TEMPERATURE CONTROL The thermostat monitors room temperature to maintain the desired temperature. The thermostat can be set between 16°C~30°C (61°F~86°F). The unit takes an average of 30 minutes to adjust the room temperature by 1°C (1.8F).
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Page 13: Care And Maintenance
Operating Adjusting the Air Flow Direction Instructions Vent Control The vent control is located above the control knobs. For maximum cooling efficiency, CLOSE the vent. This will allow internal air circulation. OPEN the vent to discharge stale air. CLOSE VENT OPEN To open the vent, pull the lever toward you. - Page 14 Air Filter The air filter behind the inlet grille should be checked and cleaned at least once every 2 weeks (or as necessary) to maintain optimal performance of the air conditioner. How to remove the air filter The grille may be opened from the top or bottom for easy maintenance after installation.
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Page 15: Hardware Installation
Hardware Hardware Installation Installation Product Features CAUTION : This appliance should be installed in accordance with national wiring regulations. This guide acts as a guide to help to explain product features. 11 12 14 13 11 12 1. CABINET 8. HORIZONTAL AIR DEFLECTOR (VERTICAL LOUVER) 2. - Page 16 Circuit Breaker Installation and Parts for Installation Read thoroughly and follow all directions provided. A circuit breaker must be installed between the power source and the unit if the plug is not used (see illustration below). Main Power source Circuit Breaker Use a circuit breaker or time delay.
- Page 17 Hardware Installation Steps Installation Select the Best Location FENCE FOAM AWNING Measure the space for installation to assure a good fit. The air conditioner must be installed firmly into place to HEAT prevent vibration and noise. RADIATION COOLED Avoid exposure to direct sunlight. Remove all obstacles from the rear of the unit.
- Page 18 Installation of the Housing Step 1 NOTICE UNIT MAY BE SUPPORTED BY A SOLID FRAME FROM BELOW OR Remove the air conditioner from it’s packaging and slide the air conditioner BY A HANGER FROM A SOLID OVERHEAD SUPPORT. out of it’s housing. FLASH OR SEAL AROUND EXTERNAL WALL FRAME OR ARCHITRAVE Step 2...
- Page 19 Install the Air Conditioner in the Case Slide the air conditioner into the case. Attach the front grille to the case by inserting the Reinstall the 2 screws removed earlier on each tabs on the grille into the slots on the front of the side of the case.
- Page 20 Hardware Reversible Inlet Grille Installation Using the Reversible Inlet Grille (on some models) Opening the front grille from the top of the unit: Disassemble the inlet grille from the front grille. Separate the hinged part by removing the screws using a flat-head screwdriver.
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Page 21: Common Issues
Common Common Problems and Solutions Issues Before calling for service, please review the following list of common problems and solutions. The air conditioner is operating normally when: • You hear a pinging noise. This is caused by water being picked up by the condenser on rainy days or in highly humid conditions. - Page 22 Memo...
- Page 23 P/No.: 3828A28006A...