LG LG36KBV2106, LMDN186HV, LG18K11 User Manual

OWNER’S MANUAL

AIR CONDITIONER

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

TYPE : Ceiling Concealed Duct

www.lg.com

http://www.lghvac.com

P/NO : MFL67449212

ENGLISH

FRANCAIS ESPAÑOL

2 Air Conditioner

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 it to prove date of purchase or for warranty issues.

READ THIS MANUAL

Inside you will find many helpful hints on how to use and maintain your air conditioner properly. Just a little preventive care on your part can save you a great deal of time and money over the life of your air conditioner.

You'll find many answers to common problems in the chart of troubleshooting tips. If you review 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 air conditioner.

• When the power cord is to be replaced, replacement work shall be performed by authorized personnel only using only genuine replacement parts.

• Installation work must be performed in accordance with the National Electric Code by qualified and authorized personnel only.

Safety Precautions................................3

Product Introduction ............................6

Indoor Units..........................................6

Outdoor Unit.........................................6

Simple Wired Remote Controller..........7

Operating Introductions .......................8

Standard Operation - Cooling Mode ....8

Standard Operation - Heating Mode ....9

Standard Operation - Auto Operation ..9

Standard Operation -

Dehumidification Mode.......................10

Standard Operation - Fan Mode ........11

Function Setting -

Fan Speed Selection..........................12

Function Setting - Room Temperature

Check .................................................13

Function setting - Child Lock..............14

Different mode drive ..........................15

Maintenance and Service ...................16

When the air conditioner is not going

to be used for a long time...................17

Operation Tips....................................17

Before you call for service..................18

Safety Precautions

Owner's Manual 3

ENGLISH

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.

WARNING

CAUTION

This symbol indicates the possibility of death or serious injury.

This symbol indicates the possibility of injury or damage.

WARNING

Always ground the product.

• 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 cicuit and 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.

Be sure to check the refrigerant to the used. Please read the label on the product.

• Incorrect refrigerant used can prevent the normal operation of the unit.

Don't use a power cord, a plug or a loose socket which is damaged.

• Otherwise it may cause a fire or electrical shock.

Do not touch , operate, or repair the product with wet hands. Hold the plug by hand when taking out

• There is risk of electric shock or fire.

Do not place a heater or other heating appliances near the power cable.

• There is risk of fire and electric shock.

Do not allow water to run into electric parts. Install the unit away from water sources.

• There is risk of fire, failure of the product, or electric shock.

Do not store or use or even allow flammable gas or combustibles near the product.

• There is risk of fire.

Safety Precautions

4 Air Conditioner

Indoor/outdoor wiring connections must be secured tightly and the cable should be routed properly so that there is no force pulling the cable from the connection terminals.

• Improper or loose connections can cause heat generation or fire.

Safely dispose off the packing materials. Like screws, nails, batteries, broken things etc after installation or svc and then tear away and thraw away the plastic packaging bags.

• Children may play with them and cause injury.

Make sure to check that the power cable plug is not dirty, loose or broken and then only insert the plug completely.

• Dirty, loose or broken power plug can cause electric shock or fire.

Do not use the product in a tightly closed space for a long time. Perform ventilation regularly.

• Oxygen deficiency could occur and hence harm your health.

Do not open the front grille of the product during operation. (Do not touch the electrostatic filter, if the unit is so equipped.)

• There is risk of physical injury, electric shock, or product failure.

If strange sounds, smell or smoke comes from product.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 product is not to be used for a long time, disconnect the power supply plug or turn off the breaker.

• There is risk of product damage or failure, or unintended operation.

Take care to ensure that nobody especially kids could step on or fall onto the outdoor unit.

• This could result in personal injury and product damage.

Take care to ensure that power cable could not be pulled out or damaged during operation.

• There is risk of fire or electric shock.

Do not place ANYTHING on the power cable.

• There is risk of fire or electric shock.

Do not plug or unplug the power supply plug to turn the unit ON/OFF .

• There is risk of fire or electric shock.

When flammable gas leaks, turn off the gas and open a window for ventilation before turn the product on.

• Do not use the telephone or turn switches on or off. There is risk of explosion or fire.

CAUTION

Two or more people must lift and transport the product.

• Avoid personal injury.

Do not install the product where it will be exposed to sea wind (salt spray) directly.

• It may cause corrosion on the product.

Install the drain hose to ensure that the condensed water is drained away properly.

• A bad connection may cause water leakage.

Keep level even when installing the product.

• To avoid vibration or noise.

Do not install the product where the noise or hot air from the outdoor unit could damage or disturb the neighborhoods.

• It may cause a problem for your neighbors and hence dispute.

Always check for gas (refrigerant) leakage after installation or repair of product.

• Low refrigerant levels may cause failure of product.

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.

Safety Precautions

Owner's Manual 5

ENGLISH

Do not use the product for special purposes, such as preserving foods, works of art, etc. It is a consumer air conditioner, not a precision refrigeration system.

• There is risk of damage or loss of property.

Do not block the inlet or outlet of air flow.

• It may cause product failure.

Use a soft cloth to clean. Do not use harsh detergents, solvents or splashing water etc .

• There is risk of fire, electric shock, or damage to the plastic parts of the product.

Do not touch the metal parts of the product when removing the air filter.

• 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 after cleaning. Clean the filter every two weeks or more often if necessary.

• A dirty filter reduces the efficiency.

Do not insert hands or other objects through the air inlet or outlet while the product is operating.

• There are sharp and moving parts that could cause personal injury.

Be cautious when unpacking and installing the product.

• Sharp edges could cause injury.

If the refrigerant gas leaks during the repair, do not touch the leakaing refrigerant gas.

• The refrigernat gas can cause frostbite (cold burn)

Do not tilt the unit when removing or uninstalling it.

• The condensed water inside can spill .

Do not mix air or gas other than the specified refrigerant used in the system .

• If air enters the refrigerant system, an excessively high pressure 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 mix old and new batteries or different types of batteries.

• There is risk of fire or product failure.

Do not recharge or disassemble the batteries. Do not dispose off batteries in a fire.

• They may burn or explode.

If the liquid from the batteries gets onto your skin or clothes, wash it well with clean water. Do not use the remote if the batteries have leaked.

• The chemicals in batteries could cause burns or other health hazards.

If you eat the liquid from the batteries, brush your teeth and see doctor. Do not use the remote if the batteries have leaked.

• The chemicals in batteries could cause burns or other health hazard.

Do not let the air conditioner run for a long time when the humidity is very high and a door or a window is left open.

• Moisture may condense and wet or damage furniture.

Do not expose your skin or kids or plants to the cool or hot air draft.

• This could harm to your health.

Do not drink the water drained from the product.

• It is not sanitary and could cause serious health issues.

Use a firm stool or ladder when cleaning, maintaining or repairing the product at an height.

• Be careful and avoid personal injury.

6 Air Conditioner

Product Introduction

Here is a brief introduction of the indoor and outdoor units.

❈ The figure can be changed according to model.

Outdoor Unit

Indoor Units

Product Introduction

Control box

FAN SPEED

TEMP

Wired Remote Controller

OPER MODE

Air filters Air intake vents

Air intake vents

Air outlet vents

Communication cable Refrigerant pipe

Drain hose

Owner's Manual 7

ENGLISH

Product Introduction

Simple Wired Remote Controller

TEMP

FAN

SPEED

OPER MODE

Each function will be shown on the display panel for three second or so when the power is applied at first.

1. Operation Display Panel

Displays the operation conditions.

2. Temperature Control Button

Used to set the temperature when the desired temperature is obtained.

3. Fan Speed Button

Used to set desired fan speed.

4. On/Off Function

Operation starts when this button is pressed, and stops when the button is pressed again.

5. Mode Selection Check Button

Used to select the operation mode.

• Cooling operation

• Heating operation

• Auto-operation

• Dry (Dehumidification) operation

• Fan operation

MODEL : PQRCVCL0QW

Operating Introductions

8 Air Conditioner

Standard Operation - Cooling Mode

It cools the room by comfortable and clean wind.

Operating Introductions

Cooling operation will begin if you press

the button.

Press the temperature button and set the

desired room temperature lower than the current room temperature.

TEMP

Setting temp range : 18°C~30°C (64°F~86°F)

FAN

SPEED

TEMP

OPER MODE

- If the desired temperature is set higher than the current room temperature, the cooling function will not begin and just the blowing operation will continue.

If you prees the mode button during the

operation, the operation mode will be changed in the order of cooling, dry(dehumidification),heating,auto-operation and fan operation.If the product is a cooling-only model, the operation mode will be changed in the order of cooling, dry(dehumidification), auto-operation and fan operation.

A click of the button will increase the desired temperature by 1°C or 2°F.

A click of the button will decrease the desired temperature by 1°C or 2°F.

If you press the button, the cooling

operation will stop.

Operating Introductions

Owner's Manual 9

ENGLISH

It supplies warm wind to the indoor

What is the three-minute delay function?

It will take time for the product to blow warm air. The delay is to protect the compressor. The room will be heated with warm air after three minutes when the compressor begins operation.

Standard Operation - Auto Operation

In this operation mode, the system is automatically operated by the electronic controls.

- You can set the desired temperature between 18°C(64°F) and 30°C(86°F) for Auto Operation mode.

This function properly operates when you use the remote controller matching each model.

NOTE

Standard Operation - Heating Mode

If you want to set the heating operation,

press the button. And press the button.

Set the desired room temperature higher

than the current room temperature.

TEMP

Setting temp range : 16°C~30°C (60°F~86°F)

FAN

SPEED

TEMP

OPER MODE

- If the desired temperature is set lower than

the current room temperature, the heating function will not begin.

If you prees the mode button during the

operation, the operation mode will be changed in the order of cooling, dry(dehumidification),heating,auto-operation and fan operation.

OPER MODE

A click of the button will increase the desired temperature by 1°C or 2°F.

A click of the button will decrease the desired temperature by 1°C or 2°F.

If you press the button, the cooling

operation will stop.

Operating Introductions

10 Air Conditioner

Standard Operation - Dehumidification Mode

It removes humidity while air-cooling weakly.

• In rainy season or high humidity climate, it is possible to operate simultaneously dehumidifier and

cooling mode to remove humidity effectively.

• The menu item of wind powerfulness might not be partially selected according to the product.

After operating the product by pressing

the button, set up the dry (Dehumidification) by pressing the button.

When the dry operation is selected, “dh” will

be shown on the display window as shown on the left side.

- The temperature setting can not be adjusted during operation this mode.

FAN

SPEED

TEMP

FAN

SPEED

OPER MODE

Press the button to select airflow rate

[Lo→Med→Hi].

- The initial wind powerfulness of humidity

removal drive is ‘weak’.

OPER MODE

Operating Introductions

Owner's Manual 11

ENGLISH

Standard Operation - Fan Mode

It blows the air as it is in the indoor, not the cold wind.

• Ventilation drive does not release cool wind but general fan

• Because it releases the wind that has no temperature difference from the room, it functions to

circulate the inside air.

• The menu item of wind powerfulness might not be partially selected according to the product.

After operating the product by pressing

the button, set up the fan operation by pressing the button.

When the dry operation is selected, “Fn” will

be shown on the display window as shown on the left side.

- The temperature setting can not be adjusted during operation this mode.

Press the button to select airflow rate

FAN

SPEED

TEMP

OPER MODE

[Lo→Med→Hi]. When running ventilation, compressor of AHU doesn’t work.

FAN

SPEED

OPER MODE

Operating Introductions

12 Air Conditioner

Function Setting - Fan Speed Selection

It blows the air as it is in the indoor, not the cold wind.

Select the proper fan speed which you want

by pressing the button on the remote controller.

- If you press the button, the fan speed will change in the order of [Lo→Med→Hi].

- The initial fan speed is “Hi”.

- If the product is not compatible with the fan speed Control, it will not function as per your selection.

Fan Speed Selection in Cooling Operation

FAN

SPEED

TEMP

OPER MODE

FAN

SPEED

Fan Speed Selection in Heating, Dry, Fan

Operating Introductions

Owner's Manual 13

ENGLISH

Function Setting - Room Temperature Check

* As the temperature distribution of the remote controller Installation space is not uniform,

slight difference can be Generated between the actually felt temperature and the room temperature indication of the remote controller.

FAN

When prssing the button of the remote

controller Adjustment section for approx. 3

SPEED

seconds, the room Temperature will be indicated for about 5 seconds Before resuming to the previous display panel.

In the case of the room temperature display, the room Temperature can be different in accordance with the Setting of the remote controller’s room temperature Detection selection.

FAN

SPEED

TEMP

OPER MODE

Operating Introductions

14 Air Conditioner

It is the function to use preventing children or others from careless using.

Function setting - Child Lock

TEMP

FAN

SPEED

OPER

MODE

During the operation, when pressing the button and button for approx. 3 seconds, the ‘Child Lock’ Function can be used.

At the time of initial setting of the ‘Child Lock’, the ‘CL’ Will be indicated approx. 3 seconds at the temperature Display section before resuming to the previous mode. After the setting of the ‘CL’, if another button is setup, the button can not be recognized as the ‘CL’ is indicated at the temperature display section for approx. 3 seconds.

If the ‘CL’ function is wanted to be used under the operation standby state, press the button and Button for approx. 3 seconds under the standby mode state and the system will be the ‘CL’ state.

As for the releasing method, when pressing the Button and button for approx. 3 seconds, the ‘CL’ function can be released.

FAN

SPEED

FAN

SPEED

FAN

SPEED

Operating Introductions

Owner's Manual 15

ENGLISH

Different mode drive

Different mode drive is a phenomenon taking place when indoor units' drive mode is different in the case that a few indoor units are set up at one AHU.

(Different mode drive doesn't show up at cooling exclusive model.)

• If the product is not compatible with the different mode operation, LCD will be displayed ‘CH07’.

• If ‘CH07’ is displayed, please change the mode.

• Different mode operation is not error.

If one indoor unit operate heating mode while

several indoor units are operating cooling mode, outdoor segment and cooling segment are blinking like display on the left. => It means operation of cooling mode in

outdoor unit.

If one indoor unit operate cooling or

dehumidification mode while several indoor units are operating heating mode, outdoor segment and cooling segment are blinking. => It means operation of heating mode in

outdoor unit.

If pressing button, indoor unit automatically runs at the mode that different indoor units are running after about 5 seconds and operates.

TEMP

FAN

SPEED

OPER MODE

16 Air Conditioner

Maintenance and Service

Grille, Case, and Remote Controller

❏ Turn the system off before cleaning. To clean, wipe with

a soft, dry cloth. Do not use bleach or abrasives.

Power supply must be disconnected before cleaning the indoor unit.

NOTE

1. Remove the Air filters.

■

Take hold of the tab and pull slightly forward to remove the filter.

CAUTION:

When the air filter is to be removed, do not touch the metal parts of the indoor unit. It may cause an injury.

2. Clean dirt from the air filter using a vacuum cleaner or washing with water.

■

If dirt is conspicuous, wash with a neutral detergent in lukewarm water.

■

If hot water (40°C or more) is used, it may be deformed.

3. After washing with water, dry well in

the shade.

■

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 or more often if neccessary.

CAUTION:

Before performing any maintenance, turn off the main power to

the system.

■ Never use any of the followings:

• Water hotter than 40°C.

Could cause deformation and or discoloration.

• Volatile substances.

Could damage the surfaces of the air conditioner.

Air outlet vent

Air filters

Air outlet vent

Owner's Manual 17

ENGLISH

Maintenance and Service

CAUTION

Operation Tips

Helpful information

The air filters and your electiric bill. If the air filters become clogged with dust, the cooling capacity will drop, and 6% of the electricity used to operate the air conditioner will be wasted.

When it is not going to be used for a long time.

When the air conditioner is to be used again.

Operate the air conditioner at the following settings for 2 to 3 hours.

• Type of operation: Fan operation mode.

• This will dry out the internal mechanisms.

Turn off the breaker.

Turn off the breaker when the air conditioner is not going to be used for a long time.

Dirt may collect and may cause a fire.

Clean the air 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 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 doors and windows as much as possible to keep the cool air in the room.

Clean the air filter regularly.

Blockages in the air filter reduce the airflow and lower cooling and dehumidifying effects. Clean at least once every two weeks.

Ventilate the room

occasionally.

Since windows are kept closed, it is a good idea to open them and ventilate the room now and then.

When the air conditioner is not going to be used for a long time.

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