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Owner's Manual 

3

Safety Precautions

Safety 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.

Meanings of symbols used in this manual are as shown below.

This symbol indicates the possibility of death or serious injury.

This symbol indicates the possibility of injury or damage.

Be sure not to do.

Be sure to follow the instruction.

Always use a power plug and socket with
a ground terminal. 

• There is a risk of electric shock.

Do not use a defective or underrated
circuit breaker. Use the correctly rated
breaker and fuse. 

• There is risk of fire or electric shock .

Do not use a multi consent. Always use
this appliance on a dedicated circuit
breaker.

• Otherwise it can cause electric shock or fire.

For electrical work, contact the dealer, seller,
a qualified electrician, or an Authorized
Service Center. Do not disassemble or repair
the product by yourself.

• There is risk of fire or electric shock.

Always ground the product as per the
wiring diagram. Do not connect the
ground wire to gas or water pipes
lightening rod or telephone ground wire.

• 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 due to

dust , water etc.

Use the correctly rated breaker or fuse. 

• There is risk of fire or electric shock.

Do not modify or extend the power cable.
If the power cable or cord has scrathes or
skin peeled off or deteriorated then it
must be replaced.

• There is risk of fire or electric shock.

For installation, removal or reinstall ,
always contact the dealer or an
Authorized Service Center.

• There is risk of fire, electric shock, explosion, 

or injury.

Do not install the product on a defective
installation stand. Be sure that  the
installation area does not deteriorate with
age. 

• It may cause product to fall. 

Never install the outdoor unit  on a
moving base  or a place from  where  it
can fall down.

• The falling outdoor unit can cause damage or

injury or even death of a person.

When the product is soaked (flooded or
submerged) in water , contact an
Authorized Service Center for repair
before using it again.

• There is risk of fire or eletric shock.

In outdoor unit the step-up capacitor
supplies high voltage electricity to the
electrical components. Be sure to
discharge the capacitor completely
before conducting the repair work.

• An charged capacitor can cause electrical

shock.

When installing the unit, use the
installation kit provided with the product.

• Otherwise the unit may fall and cause severe

injury.

Be sure to use only those  parts which
are  listed in the svc  parts list. Never
attempt to modify the equipment. 

• The use of inappropriate parts can cause an

electrical shock, excessive heat generation or
fire.

Summary of Contents for T186VC

Page 1: ...P NO MFL57942701 www lge com OWNER S MANUAL AIR CONDITIONER Please read this manual carefully before operating your set and retain it for future reference TYPE WALL MOUNTED ...

Page 2: ...tion work must be performed in accordance with the National Electric Code by qualified and authorized personnel only If the appliance is supplied from a cord extension set or an electrical portable outlet device the cord extension set on electrical portable outlet device must be positioned so that it is not subject to splashing or ingress of moisture A Safety Precautions 3 B Electrical Safety 6 Te...

Page 3: ...y There is risk of fire or electric shock due to dust water etc Use the correctly rated breaker or fuse There is risk of fire or electric shock Do not modify or extend the power cable If the power cable or cord has scrathes or skin peeled off or deteriorated then it must be replaced There is risk of fire or electric shock For installation removal or reinstall always contact the dealer or an Author...

Page 4: ...Immediately turn the breaker off or disconnect the power supply cable There is risk of electric shock or fire Ventilate the product room from time to time when operating it together with a stove or heating element etc Oxygen deficiency can occur and hence harm your health Turn the main power off and unplug the unit when cleaning or repairing the product There is risk of electric shock When the pro...

Page 5: ...ssure results causing equipment damage or injury If the refrigerant gas leaks during the installation ventilate the area immediately Otherwise it can be harmfull for your health Dismantling the unit treatment of the refrigerant oil and eventual parts should be done in accordance with local and national standards Replace the all batteries in the remote control with new ones of the same type Do not ...

Page 6: ...nuine adapter available from most local hardware stores Ensure that the large slot in the adapter is aligned with the large slot in the receptacle for a proper polarity connection To disconnect the power cord from the adapter use one hand on each to avoid damaging the ground terminal Avoid frequently unplugging the power cord as this can lead to eventual ground terminal damage Never use the applia...

Page 7: ...ling Mode Lights up during energy saving cooling mode operation Plasma Lights up during plasma operation Optional Timer Lights up during timer operation Defrost Mode Power Display Lights up during defrost mode or hot start operation Heat pump model only Filter Sign Lights up when air filters need cleaning Lights up during outdoor unit operation Cooling model only Indicates the setting temperature ...

Page 8: ...ording to the arrow direction 2 Insert new batteries making sure that the and of battery are installed correctly 3 Reattach the cover by sliding it back into position 1 Always use replace both batteries of same type 2 If the system is not to be used for a long time remove the batteries to save their working life 3 If the display screen of remote controller starts fading replace both of the batteri...

Page 9: ...E CONTROL BUTTON Used to set the desired vertical airflow direction VERTICAL LOUVER CONTROL BUTTON Used to set the desired horizontal airflow direction AUTO CLEAN BUTTON Used to set auto clean ROOM TEMPERATURE CHECKING BUTTON Used to check the room temperature TIMER BUTTON before adjusting Used to set the current time and the time of starting stopping TIME ADJUSTING BUTTONS Used to adjust the time...

Page 10: ...ow For cooling or heating operation set the desired indoor temperature by pressing the ROOM TEMPERATURE SETTING BUTTONS For cooling the temperature can be set within 18 C 30 C and for heating the temperature range is 16 C 30 C Set the fan speed with the remote controller You can select the fan speed in four steps low medium high and natural wind by pressing the INDOOR FAN SPEED SELECTION BUTTON Ea...

Page 11: ... automatically set by the electronic controls based on the actual room temperature If you feel hot or cold press TEMPERATURE SETTING buttons for more cooling or heating effect You cannot switch the indoor fan speed It has already been set by the Auto Operation Mode rule Auto Operation Healthy Dehumidification Operation MODE This operation is basically heating or cooling function of the air conditi...

Page 12: ...on Optional Plasma filter is a technology developed by LG to get rid of microscopic contaminants in the intake air by generating a plasma of high charge electrons This plasma kills and destroys the contaminants completely to provide clean and hygienic air Plasma purification operation can be started by pressing the PLASMA BUTTON on the remote controller Repressing it will deactivate the operation ...

Page 13: ...G COOLING MODE BUTTON again and unit will operate in previous mode Cooling mode Display Luminosity The unit display luminosity can be adjusted by using the remote controller Open the cover of the remote controller and press the LED LUMINOSITY button Display LED will be off Press the button again to set bright display The order of 100 0 LUMINOSITY is repeated whenever you press the button Press the...

Page 14: ... the final setting temperature as long as sleep mode is functioning NOTE Sleep Mode Operation Press the Timer button once to set on the Reserved ON Press the Timer button twice to set the Reserved OFF 1 Press the Time Setting buttons until the desired time is set The order of a m and p m hour minute is repeated whenever you press the button By pressing the button you can set the desired time 2 Pre...

Page 15: ... Vane Control Vertical Louver Control Press the Vertical Airflow Direction button once more during Full Auto Swing to set the desired airflow direction Press the Horizontal Airflow Direction button once more during Full Auto Swing to set the desired airflow direction 1 Step 2 Step 3 Step 4 Step 5 Step Left Auto Swing Right Auto Swing Full Auto Swing STOP Manually moving the Horizontal Vane or Vert...

Page 16: ...formation to IAQ indoor air quality unit reference to IAQ manual NOTE Jet Cool Jet cool function can be used to cool the room quickly in hot summer When this function is turned on the air conditioner runs in cooling operation mode with super high fan speed and 18 C setting temperature for 30 minutes for fast and effective cooling You can activate this operation by pressing the JET COOL BUTTON To c...

Page 17: ...n 18 minutes During test operation if remote controller signal is received the unit operates as remote controller sets If you want to use this operation Press and hold the ON OFF button for 3 5 seconds then the buzzer sound 1 beep If you want to stop the operation re press the button This feature is enabled by factory default setting but you can disable it by pressing the ON OFF button for 6 secon...

Page 18: ... water If dirt is not easily removed wash with a solution of detergent in luke warm water Dry well in shade after washing and reinstall the filters back in place Plasma Filter The plasma filters behind the air filter should be checked and cleaned once in every 3 months or more often if necessary To remove the filters see the self explanatory diagrams for each model type Clean the filters with a va...

Page 19: ...ilter tab slightly forward to remove the air filter After removing the air filter remove the plasma and Allergy Free Filter by slightly pulling downwards Allergy Filter Triple Filter Plasma Filter Don t touch this plasma filter within 10 seconds after opening the inlet grille it may cause an electric shock ...

Page 20: ...situation 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 operation Keep the room temperature uniform Adjust the vertical and horizontal airflow direction to ensure a uniform temperature in the room Make sure that the doors and windows are shut tight Avoid opening...

Page 21: ...rcuit Breaker will trip Make sure there are no curtains blinds or furniture blocking the front of the air conditioner Clean the filter at least every 2 weeks See the Maintenance and Service section When the air conditioner is first turned on you need to allow time for the room to cool down Check for open furnace floor registers and cold air returns Make sure they are correct Check and remove such ...

Page 22: ...22 Air Conditioner ...

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