LG UB18H Owner'S Manual Download Page 1

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OWNER’S MANUAL

AIR CONDITIONER

Please read this manual carefully before operating
your set and retain it for future reference.

www.lg.com

TYPE : CEILING CONCEALED DUCT

P/NO : MFL42619119

ITALIANO

ESPAÑOL

FRANCAIS

DEUTSCH

PORTUGUESE

ΕΛΛΗΝΙΚΆ

NEDERLANDS

ENGLISH

Summary of Contents for UB18H

Page 1: ...ONER Please read this manual carefully before operating your set and retain it for future reference www lg com TYPE CEILING CONCEALED DUCT P NO MFL42619119 ITALIANO ESPAÑOL FRANCAIS DEUTSCH PORTUGUESE ΕΛΛΗΝΙΚΆ NEDERLANDS ENGLISH ...

Page 2: ... our chart of Troubleshooting Tips first you may not need to call for service at all PRECAUTION Contact the authorized service technician for repair or maintenance of this unit Contact the installer for installation of this unit The air conditioner is not intended for use by young children or invalids without supervision Young children should be supervised to ensure that they do not play with the ...

Page 3: ...e 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 electric shock Always install a dedicated circuit and breaker Improper wiring or installation may cause fire or electric shock Use the correctly rated breaker or fuse There is risk of fire or electric shock Do not modify or extend the power cable There is risk of fire ...

Page 4: ... Service Center There is risk of fire or electric shock Be cautious that water could not enter the product There is risk of fire electric shock or product damage Ventilate the product from time to time when operating it together with a stove etc There is risk of fire or electric shock Turn the main power off when cleaning or maintaining the product There is risk of electric shock n Operation Do no...

Page 5: ...c shock or damage to the plastic parts of the product Do not touch the metal parts of the product when removing the air filter They are very sharp There is risk of personal injury Do not step on or put anyting on the product outdoor units There is risk of personal injury and failure of product Always insert the filter securely Clean the filter every two weeks or more often if necessary A dirty fil...

Page 6: ...recision devices food pets plants and art objects Such usage could damage the items 1 Do not touch the metal parts of the unit when removing the filter Injuries can occur when handling sharp metal edges 2 Do not use water to clean inside the air conditioner Exposure to water can destroy the insulation leading to possible electric shock 3 When cleaning the unit first make sure that the power and br...

Page 7: ...or unit to prevent electrical shocks If your installation has a customized control system ask your LG dealer for the operation that corresponds to your system 1 Unit with remote controller 2 Unit without remote controller when used as simultaneous operation 2 8 4 5 Remote Controller 3 Air intake vents 1 Air outlet vents 6 7 Pair system or Simultaneous operation system Multi system Name and functio...

Page 8: ...OPERATION INDICATION SCREEN SET TEMPERATURE BUTTON FAN SPEED BUTTON ON OFF BUTTON OPRATION MODE SELECTION BUTTON WIRELESS REMOTE CONTROLLER RECEIVER Some products don t receive the wireless signals AIR FLOW BUTTON SUBFUNCTION BUTTON FUNCTION SETTING BUTTON VENTILATION BUTTON RESERVATION UP DOWN LEFT RIGHT BUTTON To check the indoor temperature press button ROOM TEMPERATURE BUTTON SETTING CANCEL BU...

Page 9: ... remote controller and the signal receptor Do not drop or throw the remote controller Do not place the remote controller in a location exposed to direct sunlight or near the heating unit or any other heat source Block a strong light over the signal receptor with a curtain or etc so as to prevent the abnormal operation ex electronic quick start ELBA inverter type fluorescent lamp h For more details...

Page 10: ...ventilation wind is blow out instead of cooling wind 3 h Setting Temp Range 18 C 30 C 64 F 86 F It cools the room by comfortable and clean wind It supplies warm wind to the indoor Press button to turn on the indoor 1 Press button to select Heating mode To check the indoor temperature press the room temperature button 2 Adjust the desired temperature by pressing buttons When setting the desired tem...

Page 11: ... cooling mode to remove humidity effectively The menu item of wind powerfulness might not be partially selected according to the product Standard Operation Dehumidification Mode Auto Changeover Mode Repeat pressing button until icon flash 1 Press button to change Converting temp value 1 7 2 Press button to complete and active the setting process 3 Press button to exit or system will automatically ...

Page 12: ...ration mode We can use the FAN SPEED button We can change manually to other operation mode Press button to turn on the indoor 1 Press button to select Fan Mode 2 Every time pressing button you can select wind flow in order of feeble weak medium strong automatic When running ventilation compressor of AHU doesn t work 3 Standard Operation Fan Mode It blows the air as it is in the indoor not the cold...

Page 13: ...perature Please increase the desired temperature 1 Whenever press button the room temperature will be displayed within 5 seconds After 5 seconds it turns to display the desired temperature Because of location of remote controller the real room temperature and the this displayed value can be different 1 Temperature Setting Room Temperature Check For air cooling drive from 18 C to 30 C and for heati...

Page 14: ...p it automatically gets out of setup mode if there is no button input for 25 seconds When exiting without pressing set button the manipulated value is not reflected 4 Function Setting Change Temp Repeat pressing button until icon flash 1 Press button to change Converting temp value 1 7 2 Press button to complete and active the setting process 3 Press button to exit or system will automatically rel...

Page 15: ...Time setup icon is indicated at that time and date blinks at current time indication area Ex Changing Current Time as Monday AM 10 20 1 Press key to adjust the current day 2 Press key to move to AM PM setting mode the AM PM segment will flash 3 Setting AM PM value by pressing button 4 Press button to move to Hour setting mode the Hour segment will flash 5 Setting Hour value by pressing button 6 ...

Page 16: ... flash 7 Setting Minute value by pressing button 8 Press button to finish 9 In the process press button to release and exit from setting mode In case of exit with incomplete information it will return to the previous setting When exiting without pressing set button the manipulated value is not reflected 10 ...

Page 17: ...n time 2 Press button to finish setting 3 Press button to exit After setup it automatically gets out of setup mode if there is no button input for 25 seconds When exiting without pressing set button the manipulated value is not reflected 4 You can set the reservation conveniently in the units of 1 hour from 1 hour to 7 hours h When simple reservation setup product automatically runs or stops after...

Page 18: ... reservations weekly reservation 1 and weekly reservation 2 for a day 3 Please move to date setup part by using button If date indication blinks please setup date You can setup date from Monday to Sunday 4 Please move to AM PM setup part of turning on by using button 5 Please move to hour setup part of turning on by using button It is the part to setup the time at which air conditioner is turned o...

Page 19: ...p for the day that you set is finished 12 If you setup with the method identical with above by selecting the day that you d like to setup it operates weekly reservation If you setup both turning on reservation time and turning off reservation time identically it doesn t operate reservation drive 13 Weekly reservation explanation Turning on time Under bar the indication that there is weekly reserva...

Page 20: ... lower part of LCD screen 5 If finishing sleep reservation setup air conditioner product operates sleep drive and stops after the time that is set 6 Sleep reservation is the function of air conditioner to run and stop after certain period of time at sleep mode before sleep When connected to a ventilation product and set the sleep reservation when it goes to the sleep mode after the set time has el...

Page 21: ...lease appoint or cancel holiday by using or button For example when you setup Monday Friday to holiday Monday Friday letter disappears 4 Please press button if finishing holiday setup If it comes to appointed holiday air conditioner automatically stops Once you setup holiday appointment until before you cancel holiday setup air conditioner automatically stops within one hour even though you run ai...

Page 22: ...with water n If dirt is conspicuous wash with a neutral detergent in lukewarm water n If hot water 40 C or more is used it may be deformed 3 After washing with water dry well in the shade n Do not expose the air filter to direct sunlight or heat from a fire when drying it 4 Install the air filter Air Filters The air filters behind the front grille should be checked and cleaned once every 2 weeks o...

Page 23: ...filter and install it in the indoor unit Check that the air inlet and outlet of the indoor outdoor unit are not blocked Check that the ground wire is connected correctly It may be connect to the indoor unit side Do not overcool the room This is not good for the health and wastes electricity Keep blinds or curtains closed Do not let direct sunshine enter the room when the air conditioner is in oper...

Page 24: ...eard Remote control display is faint or no display at all Is the air filter dirty See air filter cleaning instructions The room may have been very hot when the room air conditioner was first turned on Allow time for it to cool down Has the temperature been set incorrectly Are the indoor unit s air inlet or outlet vents obstructed For a noise that sounds like water flowing This is the sound of freo...

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