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LG INV9N09EH, Owner'S Manual, Page: 18 / 21

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LG INV9N09EH Owner'S Manual Download Page 18

18

MAINTENANCE

ENGLISH

Cleaning the air filter

Clean the air filter once every 2 weeks or
more if necessary.

1

Turn off the power and unplug the power
cord.

2

Open the front cover.

- Lift up both sides of the cover slightly.

* The feature can be changed according a

type of model.

3

Hold the knob of the air filter, lift it up
slightly and remove it from the unit.

* The feature can be changed according a

type of model.

4

Clean the filter with a vacuum cleaner or
with warm water.

- If dirt is difficult to remove, wash the filter

in lukewarm water with detergent.

5

Dry the filter in the shade.

Summary of Contents for INV9N09EH

Page 1: ...MFL67842701 MFL67842701 OWNER S MANUAL Please read this manual carefully before operating your set and retain it for future reference TYPE WALL MOUNTED AIR CONDITIONER www lg com ENGLISH FRANÇAIS PORTUGUESE ...

Page 2: ...irection of the air flow vertically or horizontally to circulate indoor air Speed up the fan to cool or warm indoor air quickly in a short period of time Open windows regularly for ventilation as the indoor air quality may deteriorate if the air con ditioner is used for many hours Clean the air filter once every 2 weeks Dust and impurities collected in the air filter may block the air flow or weak...

Page 3: ...r and fuse conforming with the rating of the air conditioner Fail ure to do so may result in electric shock or product failure Contact an authorized service center when you install or relocate the air conditioner Failure to do so may result in serious injury or product failure Always use a power plug and socket with a ground terminal Failure to do so may result in electric shock or product failure...

Page 4: ...ere is a noise smell or smoke coming from the air conditioner Failure to do so may result in explosion or fire Stop operating and close the window in strom or hurricane If possible remove the product from the window before hurricane arrives Contact an authorized service center when the air conditioner is submerged into water due to flood ing Failure to do so may result in explosion or fire Be caut...

Page 5: ...metal parts of the air conditioner when you remove the air filter It may result in se rious injury or product failure Do not place any objects on the air conditioner It may result in product failure Always insert the filter securely after cleaning Clean the filter every two weeks or more often if necessary Do not insert hands or other objects through the air inlet or outlet while the air condition...

Page 6: ...ditioner automatically at a set time 12 Turning off the air conditioner automatically at a set time 12 Canceling the timer setting 12 Setting sleep mode 13 ADVANCED FUNCTIONS 13 Changing room temperature quickly 13 Indoor air purification 13 Auto Clean operation 14 Auto operation 14 Auto Changeover operation 14 Silent mode 15 Energy Control mode 15 Display screen brightness 15 Operating the air co...

Page 7: ...ceiver ON OFF button Air inlet Air filter Front grille Vertical louver Air outlet Horizontal vane NOTE The number of operation lamps and their locations may vary depending on the model of the air conditioner 7 BEFORE USE ENGLISH Indoor unit The feature can be changed according a type of model The feature can be changed according a type of model ...

Page 8: ...ation mode Cooling operation A Auto operation or auto changeover C Dehumidify ing operation D Heating operation B M Jet cooling heating button Warms up or cools down the indoor temperature within a short period of time i Air flow direction button Adjusts the air flow direction vertically k S Temperature display button Displays the room temperature Also changes unit from C to F if pressed for 5 sec...

Page 9: ...tion film from the back of the holder before at taching it to the wall 3 Fix the holder by fastening the 2 screws firmly with a screwdriver 4 Slide the remote control into the holder Point the remote control towards the signal receiver at the bottom of the air conditioner to operate it NOTE If the display screen of the remote control starts to fade replace the batteries NOTE The remote control may...

Page 10: ...ge is 16 C 60 F 30 C 86 F Removing humidity Dehumidifying operation This mode removes excess moisture from an environment with high humidity or in the rainy season in order to prevent mold from setting in This mode adjusts the room temperature and the fan speed automatically to maintain the optimal level of humidity 1 Press to turn on the power 2 Press f repeatedly to select the dehu midifying ope...

Page 11: ...irection Select to adjust the direction of the air flow automatically Setting the timer You can use the timer function to save energy and to use the air conditioner more efficiently Setting the current time 1 Press p and hold it for longer than 3 sec onds The AM PM icon flickers at the bottom of the display screen NOTE Adjusting the air flow direction vertically may not be supported depending on t...

Page 12: ...ng the timer current time and OFF icon are displayed on the display screen indicating that the desired time is set Canceling the timer setting 1 Press m or n to select the timer setting to cancel 2 Press p To cancel all timer settings press p Setting sleep mode Use the sleep mode to turn off the air condi tioner automatically when you go to sleep 1 Press to turn on the power 2 Press l 3 Press E or...

Page 13: ...nutes Indoor air purification Auto Clean operation In the cooling and dehumidifying operations moisture is generated inside the indoor unit Use the auto cleaning function to remove such moisture 1 Press to turn on the power 2 Press H J is displayed on the display screen If you turn off the power the fan oper ates for 30 minutes and cleans the inside of the indoor unit NOTE In Air Circulation Auto ...

Page 14: ... 0 Maintain room temperature 1 Heat slightly 2 Heat NOTE In this mode you cannot adjust the fan speed but you can set the air deflector to rotate automatically This function may not be supported de pending on the model Silent mode It is to prevent potential claims by neighbors reducing noise from outdoor units The outdoor unit sound pressure in cooling and heating mode is decreased by 3dB com pare...

Page 15: ...y screen Operating the air conditioner without the remote control You can use the On Off button of the indoor unit to operate the air conditioner when the remote control is unavailable However the fan speed is set to high 1 Open the front cover Lift up both sides of the cover slightly 2 Press the On Off button For cooling and heating models the oper ation mode changes depending on the room tempera...

Page 16: ...the blue lamp will blink 4 times ON OFF button Disabling auto restart NOTE If you press and hold the On Off button for 3 5 seconds instead of 6 seconds the unit will switch to the test operation In the test operation the unit blows out strong air for cooling for 18 minutes and then returns to the factory default set tings ADVANCED FUNCTIONS 16 ENGLISH The feature can be changed according a type of...

Page 17: ... the condensate drain pan Once a year Thoroughly clean the heat exchanger Once a year Replace the remote control batteries Once a year Outdoor unit Use steam to clean the heat exchanger coils and the panel vents consult with technician Regularly Clean the fan Once a year Clean the condensate drain pan Once a year Verify that all the fan assembly is firmly tightened Once a year Verify that electric...

Page 18: ...oth sides of the cover slightly The feature can be changed according a type of model 3 Hold the knob of the air filter lift it up slightly and remove it from the unit The feature can be changed according a type of model 4 Clean the filter with a vacuum cleaner or with warm water If dirt is difficult to remove wash the filter in lukewarm water with detergent 5 Dry the filter in the shade ...

Page 19: ...he service center Water leaks from the indoor unit even when the humidity level is low The power cord is damaged or generating excessive heat A switch a circuit breaker safety ground or a fuse is not operated properly The air conditioner does not work The air conditioner is unplugged Check whether the power cord is plugged into the outlet A fuse is blown or the power supply is blocked Replace the ...

Page 20: ...ere is a heating source nearby Avoid using a heat generator such as an electric oven or a gas burner while the air conditioner is in operation Air circulation opera tion is selected In the air circulation operation air blows from the air conditioner without cooling or heating the indoor air Switch the opera tion mode to the cooling operation It is not possible to adjust the fan speed The auto oper...

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