LG LTUH368DLE1 Manuale del proprietario

ENGLISH

Ceiling Cassette

Air Conditioner

OWNER'S MANUAL

LG

IMPORTANT

• Please read this owner's manual carefully and thoroughly

before installing and operating your room air conditioner.

• Please retain this owner's manual for future reference after

reading it thoroughly.

Prior to installation, this air-conditioning

unit must be submitted for approval by the

utility service which provides electricity

(EN 61000-2, EN 61000-3 Norm).

website http://www.lgservice.com

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2 Ceiling Cassette Air Conditioner

Ceiling Cassette 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

Prior to Operation ..........................8

Introduction ....................................9

Electrical Safety ...........................10

Operating Instructions.................11

Maintenance and Service ............30

Owner's Manual 3

Safety Precautions

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.

■ 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.

■ Installation

Do not use a defective or

underrated circuit breaker.

Use this appliance on a

dedicated circuit.

• There is risk of fire or electric

shock.

For electrical work, contact

the dealer, seller, a qualified

electrician, or an Authorized

Service Center.

• Do not disassemble or repair the

product. There is risk of fire or

electric shock.

Always ground the 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.

4 Ceiling Cassette Air Conditioner

Safety Precautions

■ Operation

Do not modify or extend the

power cable.

• There is risk of fire or electric

shock.

Do not install, remove, or

re-install the unit by yourself

(customer).

• There is risk of fire, electric

shock, explosion, or injury.

Be cautious when unpacking

and installing the product.

• Sharp edges could cause injury.

Be especially careful of the case

edges and the fins on the

condenser and evaporator.

For installation, 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.

• It may cause injury, accident, or

damage to the product.

Be sure the installation area

does not deteriorate with age.

• If the base collapses, the air

conditioner could fall with it,

causing property damage,

product failure, and personal

injury.

Do not plug or unplug the

power supply plug during

operation.

• There is risk of fire or electric

shock.

Do not touch(operate) the

product with wet hands.

• There is risk of fire or electrical

shock.

Do not place a heater or

other appliances near the

power cable.

• There is risk of fire and electric

shock.

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.

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.

Owner's Manual 5

Safety Precautions

ENGLISH

Do not allow water to run

into electric parts.

• It may cause There is risk of fire,

failure of the product, or electric

shock.

Do not store or use flammable

gas or combustibles near the

product.

• There is risk of fire or failure of

product.

Do not use the product in a

tightly closed space for a

long time.

• Oxygen deficiency could occur.

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

If strange sounds, or small or

smoke comes from product. Turn

the breaker off or disconnect the

power supply cable.

• There is risk of electric shock or

fire.

Stop operation and close the window

in storm or hurricane. If possible,

remove the product from the window

before the hurricane arrives.

• There is risk of property damage,

failure of product, or electric shock.

Do not open the inlet grill 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.

When the product is soaked

(flooded or submerged),

contact an Authorized

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.

Gasolin

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.

6 Ceiling Cassette Air Conditioner

Safety Precautions

■ Installation

■ Operation

Always check for gas

(refrigerant) leakage after

installation or repair of product.

• Low refrigerant levels may cause

failure of product.

Install the drain hose to

ensure that water is drained

away properly.

• A bad connection may cause

water leakage.

Keep level even when

installing the product.

• To avoid vibration or water

leakage.

Do not install the product where the

noise or hot air from the outdoor unit

could damage the neighborhoods.

• It may cause a problem for your

neighbors.

Use two or more people to

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. Corrosion, particularly on

the condenser and evaporator fins,

could cause product malfunction or

inefficient operation.

90°

When the product is not 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 could step

on or fall onto the outdoor unit.

• This could result in personal injury and product

damage.

Do not expose the skin directly to cool air

for long periods of time.

(Don't sit in the draft.)

• This could harm to your health.

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.

Owner's Manual 7

Safety Precautions

ENGLISH

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, 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. They are very sharp!

• There is risk of personal injury.

Wax

Thinner

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 filter reduces the efficiency

of the air conditioner and could

cause product malfunction or

damage.

Do not insert hands or other

objects through the air inlet or

outlet while the product is operated.

• There are sharp and moving parts

that could cause personal injury.

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 or

maintaining the product.

• Be careful and avoid personal

injury.

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 explosion

Do not recharge or disassemble the batteries.

Do not dispose of 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.

8 Ceiling Cassette Air Conditioner

Prior to Operation

1. Contact an installation specialist for installation.

2. Plug in the power plug properly.

3. Use a dedicated circuit.

4. Do not use an extension cord.

5. Do not start/stop operation by plugging/unplugging the power cord.

6. If the cord/plug is damaged, replace it with only an authorized replacement part.

1. Being exposed to direct airflow for an extended period of time could be hazardous to

your health. Do not expose occupants, pets, or plants to direct airflow for extended

periods of time.

2. Due to the possibility of oxygen deficiency, ventilate the room when used together

with stoves or other heating devices.

3. Do not use this air conditioner for non-specified special purposes (e.g. preserving

precision 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 breaker are turned off.

The fan rotates at a very high speed during operation. There is a possibility of injury if

the unit’s power is accidentally triggered on while cleaning inner parts of the unit.

For repair and maintenance, contact your authorized service dealer.

Preparing for operation

Usage

Cleaning and maintenance

Service

ENGLISH

Owner's Manual 9

Introduction

This symbol alerts you to the risk of electric shock.

This symbol alerts you to hazards that could cause harm to the

air conditioner.

This symbol indicates special notes.

NOTICE

Features

Anti-bacteriaAnti-bacteria

Heat Pump Model

Cooling Model

Remote

Controller

Air Outlet

Air

Intake

Signal Receptor

Symbols used in this Manual

WARNING: This appliance should be installed in accordance with national wiring

regulations. This guide acts as a guide to help to explain product features.

10 Ceiling Cassette Air Conditioner

Electrical Safety

WARNING: This appliance must be properly grounded.

To minimize the risk of electric shock, you must alway plug into a grounded oulet.

WARNING: Do not cut or remove the grounding prong from the

power wire.

WARNING: Attaching the adapter ground terminal to the wall

receptacle cover screw does not ground the appliance unless the

cover screw is metal and not insulated, and the wall receptacle is

grounded through the house wiring.

WARNING: If you have any doubt whether the air conditioner is

properly grounded, have the wall receptacle and circuit checked by

a qualified electrician.

Preferred method

Ensure proper ground

exists before use

ENGLISH

Owner's Manual 11

Operating Instructions

Indoor Unit, Outdoor Unit

Anti-bacteriaAnti-bacteria

Heat Pump Model

Cooling Model

Remote

Controller

Indoor Unit

Air Outlet

Air

Intake

Signal Receptor

Receives the signals from the remote control.

(Signal receiving sound: two short beeps or one long beep.)

Operation Indication Lamps

On/Off : Lights up during the system operation.

Filter Sign : Lights up after 2400 hours from the time of first

operating unit. (Refer to page 28.)

Timer : Lights up during Timer operation.

Defrost Mode : Lights up during Defrost Mode or Hot Start operation.

(Heat pump model only)

Outdoor Unit : Lights up during outdoor unit operation.

Operation (Cooling model only)

Forced : Operation procedures when the remote control

Operation can't be used.

12 Ceiling Cassette Air Conditioner

Operating Instructions

Name and Function of Remote Controller

Timer

Program

Hour

Cancel 2ndF

Week Holiday

Set/Clr

Min

RESET

PLASMA

ZONE

1234

Operation unit

No Func

Humidify

JET

SLo

AUTO

AUTO SWING OPERATION

FAN SPEED

Program set

SUB FUNCTION

SET TEMP

Room Temp

HI

MED

LO

Heater

Defrost

Filter

Preheat

Out door

Time

Timer

On

Set no. Time

Off

01 03 05 07 09 11 13 15 17 19 21 23

2ndF

1

2

5

6

7

8

9

10

11

12

13

3

4

14

1. Operation indication screen

2. Swirl button

3. 2

nd

F button

4. Timer set/cancel

Program/Week/Holiday

Hour/Min/SET/Clr/Ventilator

5. Set temperature button

6. ON/OFF button

7. Fan operation

8. Operation mode selection button

9. Fan speed button

10. Horizontal/Vertical air flow

direction button

11. Room temperatur/filtersign

release button

12. Plasma/Heater button

13. Time reset button

14. Operation lamp

ENGLISH

Owner's Manual 13

Operating Instructions

Wireless Remote Controller (optional)

This air-conditioner is equipped with wired remote controller basically. But if you want to be available with

wireless remote controller, you pay for it.

1. START/STOP BUTTON

Operation starts when this button is pressed and stops when the

button is pressed again.

2. OPERATION MODE SELECTION BUTTON

Used to select the operation mode.

3. ROOM TEMPERATURE

SETTING BUTTONS

Used to select the room temperature.

4. INDOOR FAN SPEED SELECTOR

Used to select fan speed in four steps

low, medium, high and CHAOS.

5. JET COOL

Used to start or stop the speed cooling/heating.

(Speed cooling/heating operates super high fan speed.)

6. CHAOS SWING BUTTON

Used to stop or start louver movement and set the desired up/down

airflow direction.

7. ON/OFF TIMER BUTTONS

Used to set the time of starting and stopping operation.

8. TIME SETTING BUTTONS

Used to adjust the time.

9. TIMER SET/CANCEL BUTTON

Used to set the timer when the desired time is obtained and to cancel

the Timer operation.

10. SLEEP MODE AUTO BUTTON

Used to set Sleep Mode Auto operation.

11. AIR CIRCULATION BUTTON

Used to circulate the room air without cooling or heating.

12. ROOM TEMPERATURE CHECKING BUTTON

Used to check the room temperature.

13. PLASMA(OPTIONAL)

Used to start or stop the plasma-purification function.

14. RESET BUTTON

Initialize remote controller.

15. 2nd F Button

Used prior to using modes printed in blue at the bottom of buttons.

CAUTION:

of handling the Remote Controller

• Aim at the signal receiver on the wired remote controller so as to operate.

• The remote control signal can be received at a distance of up to about 7m.

• Be sure that there are no obstructions between the 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)

❈ The wireless remote controller does not operate the swirl mode and super low fan speed.

AUTO CLEAN

ON

OFF

CANCEL

SET

Flip-up door

(opened)

Signal transmitter

5

1

3

10

9

12

15

6

4

2

7

11

8

13

14

14 Ceiling Cassette Air Conditioner

Set the Current Time and a day of the Week

Operating Instructions

1

Press the ' ' button.

Each time the button is pressed, the number is changed from 00 to 23.

You can set the number of the current hour.

2

Press the ' ' button.

Each time the button is pressed, the number is increased from 00 to 59.

You can set the number of the current minute.

3

Press ' ' button.

Each time the button is pressed, a day of the week is shifted from sunday to saturday.

You can set the day of the week.

4

Press the ' ' button.

If you want to reset the current time and a day of the week, click the Reset button.

Hour

Min

Week

RESET

HI

ZONE

Operation unit Program set

Room Temp

MED

LO

AUTO

JET

Heater

Defrost

Filter

Preheat

Humidify

Out door

Timer

On

Set no. Time

Off

01 03 05 07 09 11 13 15 17 19 21 23

1234

OPERATION

FAN SPEED

SUB FUNCTION

SET TEMP

Time

AUTO SWING

HI

ZONE

Operation unit Program set

Room Temp

MED

LO

AUTO

JET

Heater

Defrost

Filter

Preheat

Humidify

Out door

Timer

On

Set no. Time

Off

01 03 05 07 09 11 13 15 17 19 21 23

1234

OPERATION

FAN SPEED

SUB FUNCTION

SET TEMP

Time

AUTO SWING

HI

ZONE

Operation unit Program set

Room Temp

MED

LO

AUTO

JET

Heater

Defrost

Filter

Preheat

Humidify

Out door

Timer

On

Set no. Time

Off

01 03 05 07 09 11 13 15 17 19 21 23

1234

OPERATION

FAN SPEED

SUB FUNCTION

SET TEMP

Time

AUTO SWING

HI

ZONE

Operation unit Program set

Room Temp

MED

LO

AUTO

JET

Heater

Defrost

Filter

Preheat

Humidify

Out door

Time

Timer

On

Set no. Time

Off

01 03 05 07 09 11 13 15 17 19 21 23

1234

OPERATION

FAN SPEED

SUB FUNCTION

SET TEMP

AUTO SWING

Hour

Min

Week

RESET

ENGLISH

Owner's Manual 15

Operating Instructions

Weekly Program Setting

Program

SET/CLR

MinHour

Time

HI

ZONE

Operation unit

Room Temp

MED

LO

AUTO

JET

Heater

Defrost

Filter

Preheat

Humidify

Out door

Timer

On

Set no.

Off

1234

OPERATION

FAN SPEED

SUB FUNCTION

SET TEMP

Program set

01 03 05 07 09 11 13 15 17 19 21 23

Time

AUTO SWING

Week

Time

HI

ZONE

Operation unit

Room Temp

MED

LO

AUTO

JET

Heater

Defrost

Filter

Preheat

Humidify

Out door

Timer

On

Set no.

Off

1234

OPERATION

FAN SPEED

SUB FUNCTION

SET TEMP

01 03 05 07 09 11 13 15 17 19 21 23

Time

AUTO SWING

Program set

Time

HI

ZONE

Operation unit

Room Temp

MED

LO

AUTO

JET

Heater

Defrost

Filter

Preheat

Humidify

Out door

Timer

On

Set no.

Off

1234

OPERATION

FAN SPEED

SUB FUNCTION

SET TEMP

01 03 05 07 09 11 13 15 17 19 21 23

Time

AUTO SWING

01 03 05 07 09 11 13 15 17 19 21 23

Time

Program set

Time

HI

ZONE

Operation unit

Room Temp

MED

LO

AUTO

JET

Heater

Defrost

Filter

Preheat

Humidify

Out door

Timer

On

Set no.

Off

1234

OPERATION

FAN SPEED

SUB FUNCTION

SET TEMP

AUTO SWING

01 03 05 07 09 11 13 15 17 19 21 23

Time

Program set

Time

HI

ZONE

Operation unit

Room Temp

MED

LO

AUTO

JET

Heater

Defrost

Filter

Preheat

Humidify

Out door

Timer

On

Set no.

Off

1234

OPERATION

FAN SPEED

SUB FUNCTION

SET TEMP

AUTO SWING

1

Press the Program button.

The remote controller is displayed like below. Then ' ', ' ' and '01' is blinked.

2

Press the ' ' button.

Select the Monday.

Program set

Week

3

Change the timer setting until the desired time is set.

After you select a time, push the SET/CLR button once

or one more time.

For Example if the air-conditioner is turned on from

6 to 8 and from 13 to 22 and turned off at other time

monday, display is as follows. (black bar indicates

turn-on, white bar indicates turn-off.)

If you follow the above procedure, you can set timer

for turning or and off in all of the week.

4

If you don't set the weekly program again after setting the weekly program, it is same the previous

setting. If you want to keep the weekly program for only a week follow the next procedure.

1) Press the "CANCEL" button and "SET/CLR" button simultaneously. Then the display will be

toggled like befor.

2) Detach your finger from buttons at the moment that it is displayed the

figure.

Then the weekly program is kept for only one week.

16 Ceiling Cassette Air Conditioner

Operating Instructions

Holiday Setting

Timer Setting (Delay start/Pre-set stop)

Self-diagnosis Function

Time

HI

ZONE

Operation unit

Room Temp

MED

LO

AUTO

JET

Heater

Defrost

Filter

Preheat

Humidify

Out door

Timer

On

Set no.

Off

1234

OPERATION

FAN SPEED

SUB FUNCTION

SET TEMP

Program set

01 03 05 07 09 11 13 15 17 19 21 23

Time

AUTO SWING

Time

HI

ZONE

Operation unit

Room Temp

MED

LO

AUTO

JET

Heater

Defrost

Filter

Preheat

Humidify

Out door

Timer

On

Set no.

Off

1234

OPERATION

FAN SPEED

SUB FUNCTION

SET TEMP

01 03 05 07 09 11 13 15 17 19 21 23

Time

AUTO SWING

Program set

Time

HI

ZONE

Operation unit

Room Temp

MED

LO

AUTO

JET

Heater

Defrost

Filter

Preheat

Humidify

Out door

Timer

On

Set no.

Off

1234

OPERATION

FAN SPEED

SUB FUNCTION

SET TEMP

01 03 05 07 09 11 13 15 17 19 21 23

Time

AUTO SWING

Program set

Time

HI

ZONE

Operation unit

Room Temp

MED

LO

AUTO

JET

Heater

Defrost

Filter

Preheat

Humidify

Out door

Set no.

Off

1234

OPERATION

FAN SPEED

SUB FUNCTION

SET TEMP

01 03 05 07 09 11 13 15 17 19 21 23

Time

AUTO SWING

Timer

On

Program set

Time

HI

ZONE

Operation unit

Room Temp

MED

LO

AUTO

JET

Heater

Defrost

Filter

Preheat

Humidify

Out door

On

Set no.

1234

OPERATION

FAN SPEED

SUB FUNCTION

SET TEMP

01 03 05 07 09 11 13 15 17 19 21 23

Time

AUTO SWING

Timer

Off

If Tuesday is a holiday in this week, you may set a holiday.

Press the Program button.

Press the Week button.

Select the Tuesday.

Press the Holiday button.

Then the remote controller will be displayed ' '.

The outside rectangular means holiday.

❈ You cannot set the weekly program for a holiday.

Program

Press the Timer button

to turn Timer on or off.

Cancel

Change the timer setting until the desired time is set.

MinHour

If you want to cancel the timer setting, press the Cancel button.

• When the air conditioner is turned off, the air conditioner

is turned on after 8 hours.

• When the air conditioner is turned on, the air conditioner

is turned off after 5 hours.

Cancel

Week

Holiday

' CH' will flash in the remote controller display when a problem occurs.

Then please contact your dealer.

This function is used to turn on or turn off after several hours.

ENGLISH

Owner's Manual 17

Operating Instructions

Operation Mode

Operation Procedure

Timer

Program

Hour

Cancel 2ndF

Week Holiday

Set/Clr

Min

RESET

PLASMA

ZONE

1234

Operation unit

No Func

Humidify

JET

SLo

AUTO

AUTO SWING OPERATION

FAN SPEED

Program set

SUB FUNCTION

SET TEMP

Room Temp

HI

MED

LO

Heater

Defrost

Filter

Preheat

Out door

Time

Timer

On

Set no. Time

Off

01 03 05 07 09 11 13 15 17 19 21 23

2ndF

3

1

2

4

Cooling Mode Cooling Mode

Soft Dry Mode

Auto Mode

(Cooling Model)

Soft Dry Mode

Heating Mode

Auto Mode

(Heat Pump Model)

1st

2nd

3rd

4th

On/Off Button

Operation Mode Selection Button

Room Temperature Setting Button

Indoor Fan Speed Selection Button

18 Ceiling Cassette Air Conditioner

Operating Instructions

ZONE

Operation unit Program set

Room Temp

MED

LO

AUTO

JET

Heater

Defrost

Filter

Preheat

Humidify

Out door

Time

Timer

On

Set no. Time

Off

01 03 05 07 09 11 13 15 17 19 21 23

1234

AUTO SWING OPERATION

FAN SPEED

SUB FUNCTION

SET TEMP

HI

LO

HI

ZONE

Operation unit Program set

Room Temp

MED

JET

Heater

Defrost

Filter

Preheat

Humidify

Out door

Time

Timer

On

Set no. Time

Off

01 03 05 07 09 11 13 15 17 19 21 23

1234

AUTO SWING OPERATION

FAN SPEED

SUB FUNCTION

SET TEMP

AUTO

LO

HI

ZONE

Operation unit Program set

Room Temp

MED

Heater

Defrost

Filter

Preheat

Humidify

Out door

Time

Timer

On

Set no. Time

Off

01 03 05 07 09 11 13 15 17 19 21 23

1234

AUTO SWING OPERATION

FAN SPEED

SUB FUNCTION

SET TEMP

JET

HI

ZONE

Operation unit Program set

Room Temp

MED

AUTO

JET

Heater

Defrost

Filter

Preheat

Humidify

Out door

Time

Timer

On

Set no. Time

Off

01 03 05 07 09 11 13 15 17 19 21 23

1234

AUTO SWING OPERATION

FAN SPEED

SUB FUNCTION

SET TEMP

SLO

HI

ZONE

Operation unit Program set

Room Temp

MED

AUTO

JET

Heater

Defrost

Filter

Preheat

Humidify

Out door

Time

Timer

On

Set no. Time

Off

01 03 05 07 09 11 13 15 17 19 21 23

1234

AUTO SWING OPERATION

FAN SPEED

SUB FUNCTION

SET TEMP

LO

AUTO

HI

ZONE

Operation unit Program set

Room Temp

LO

JET

Heater

Defrost

Filter

Preheat

Humidify

Out door

Time

Timer

On

Set no. Time

Off

01 03 05 07 09 11 13 15 17 19 21 23

1234

AUTO SWING OPERATION

FAN SPEED

SUB FUNCTION

SET TEMP

MED

COOLING MODEL

Cooling Operation Soft Dry Operation

ZONE

Operation unit Program set

Room Temp

MED

LO

AUTO

JET

Heater

Defrost

Filter

Preheat

Humidify

Out door

Time

Timer

On

Set no. Time

Off

01 03 05 07 09 11 13 15 17 19 21 23

1234

AUTO SWING OPERATION

FAN SPEED

SUB FUNCTION

SET TEMP

HI HI

ZONE

Operation unit Program set

Room Temp

MED

AUTO

JET

Heater

Defrost

Filter

Preheat

Humidify

Out door

Time

Timer

On

Set no. Time

Off

01 03 05 07 09 11 13 15 17 19 21 23

1234

AUTO SWING OPERATION

FAN SPEED

SUB FUNCTION

SET TEMP

LO

Auto Operation

HI

LO

ZONE

Operation unit Program set

Room Temp

MED

JET

Heater

Defrost

Filter

Preheat

Humidify

Out door

Time

Timer

On

Set no. Time

Off

01 03 05 07 09 11 13 15 17 19 21 23

1234

AUTO SWING OPERATION

FAN SPEED

SUB FUNCTION

SET TEMP

AUTO

Operation Display

ZONE

Operation unit Program set

Room Temp

MED

LO

AUTO

JET

Heater

Defrost

Filter

Preheat

Humidify

Out door

Time

Timer

On

Set no. Time

Off

01 03 05 07 09 11 13 15 17 19 21 23

1234

AUTO SWING OPERATION

FAN SPEED

SUB FUNCTION

SET TEMP

HI

ZONE

Operation unit Program set

Room Temp

MED

AUTO

JET

Heater

Defrost

Filter

Preheat

Humidify

Out door

Time

Timer

On

Set no. Time

Off

01 03 05 07 09 11 13 15 17 19 21 23

1234

AUTO SWING OPERATION

FAN SPEED

SUB FUNCTION

SET TEMP

LO

ZONE

Operation unit Program set

Room Temp

MED

LO

AUTO

JET

Heater

Defrost

Filter

Preheat

Humidify

Out door

Time

Timer

On

Set no. Time

Off

01 03 05 07 09 11 13 15 17 19 21 23

1234

AUTO SWING OPERATION

FAN SPEED

SUB FUNCTION

SET TEMP

HI HI

ZONE

Operation unit Program set

Room Temp

MED

LO

JET

Heater

Defrost

Filter

Preheat

Humidify

Out door

Time

Timer

On

Set no. Time

Off

01 03 05 07 09 11 13 15 17 19 21 23

1234

AUTO SWING OPERATION

FAN SPEED

SUB FUNCTION

SET TEMP

AUTO

HEAT PUMP MODEL

Cooling Operation Soft Dry Operation Heating Operation Auto Operation

Operation Display

To increase the Temperature.

To decrease the Temperature.

ZONE

Operation unit Program set

Room Temp

MED

LO

AUTO

JET

Heater

Defrost

Filter

Preheat

Humidify

Out door

Time

Timer

On

Set no. Time

Off

01 03 05 07 09 11 13 15 17 19 21 23

1234

AUTO SWING OPERATION

FAN SPEED

SUB FUNCTION

SET TEMP

HI

Cooling Operation Mode

2

Select Cooling Operation.

Press the Operation Mode Selection Button.

Each time the button is pressed, the operation mode is shifted in the arrow direction.

1

Press the On/Off Button.

4

Set the fan speed.

3

Set the temperature

lower than the room

temperature.

• The temperature can be set

within a range of 18°C ~ 30°C

by 1°C .

• Select the fan speed in six steps-high, auto, power jet, super low, low, medium.

• The display shows high fan speed.

• Each time the button is pressed, the fan speed mode is shifted.

During Cooling operation, pressing the fan speed button can be changed Jet Cool

operation mode.(Refer to p19.)

ENGLISH

Owner's Manual 19

Operating Instructions

Soft Dry Operation Mode

This mode dehumidifies without overcooling.

COOLING MODEL

Cooling Operation

Soft Dry Operation Auto Operation

ZONE

Operation unit Program set

Room Temp

MED

LO

AUTO

JET

Heater

Defrost

Filter

Preheat

Humidify

Out door

Time

Timer

On

Set no. Time

Off

01 03 05 07 09 11 13 15 17 19 21 23

1234

AUTO SWING OPERATION

FAN SPEED

SUB FUNCTION

SET TEMP

HI HI

ZONE

Operation unit Program set

Room Temp

MED

AUTO

JET

Heater

Defrost

Filter

Preheat

Humidify

Out door

Time

Timer

On

Set no. Time

Off

01 03 05 07 09 11 13 15 17 19 21 23

1234

AUTO SWING OPERATION

FAN SPEED

SUB FUNCTION

SET TEMP

LO

HI

LO

ZONE

Operation unit Program set

Room Temp

MED

JET

Heater

Defrost

Filter

Preheat

Humidify

Out door

Time

Timer

On

Set no. Time

Off

01 03 05 07 09 11 13 15 17 19 21 23

1234

AUTO SWING OPERATION

FAN SPEED

SUB FUNCTION

SET TEMP

AUTO

Operation Display

ZONE

Operation unit Program set

Room Temp

MED

LO

AUTO

JET

Heater

Defrost

Filter

Preheat

Humidify

Out door

Time

Timer

On

Set no. Time

Off

01 03 05 07 09 11 13 15 17 19 21 23

1234

AUTO SWING OPERATION

FAN SPEED

SUB FUNCTION

SET TEMP

HI

ZONE

Operation unit Program set

Room Temp

MED

AUTO

JET

Heater

Defrost

Filter

Preheat

Humidify

Out door

Time

Timer

On

Set no. Time

Off

01 03 05 07 09 11 13 15 17 19 21 23

1234

AUTO SWING OPERATION

FAN SPEED

SUB FUNCTION

SET TEMP

LO

ZONE

Operation unit Program set

Room Temp

MED

LO

AUTO

JET

Heater

Defrost

Filter

Preheat

Humidify

Out door

Time

Timer

On

Set no. Time

Off

01 03 05 07 09 11 13 15 17 19 21 23

1234

AUTO SWING OPERATION

FAN SPEED

SUB FUNCTION

SET TEMP

HI HI

ZONE

Operation unit Program set

Room Temp

MED

LO

JET

Heater

Defrost

Filter

Preheat

Humidify

Out door

Time

Timer

On

Set no. Time

Off

01 03 05 07 09 11 13 15 17 19 21 23

1234

AUTO SWING OPERATION

FAN SPEED

SUB FUNCTION

SET TEMP

AUTO

HEAT PUMP MODEL

Cooling Operation

Soft Dry Operation Heating Operation Auto Operation

Operation Display

3

During Dry Operation.

• The indoor fan speed is automatically set to the low, so the shift of the indoor fan speed

is impossible because of already being set to the best speed for Dry Operation by

Micom Control.

2

Select Soft Dry Operation.

Press the operation Mode Selection Button.

Each time the button is pressed, the operation mode is shifted in the arrow direction.

1

Press the On/Off Button.

20 Ceiling Cassette Air Conditioner

Operating Instructions

ZONE

Operation unit Program set

Room Temp

MED

LO

AUTO

JET

Heater

Defrost

Filter

Preheat

Humidify

Out door

Time

Timer

On

Set no. Time

Off

01 03 05 07 09 11 13 15 17 19 21 23

1234

AUTO SWING OPERATION

FAN SPEED

SUB FUNCTION

SET TEMP

HI

LO

HI

ZONE

Operation unit Program set

Room Temp

MED

JET

Heater

Defrost

Filter

Preheat

Humidify

Out door

Time

Timer

On

Set no. Time

Off

01 03 05 07 09 11 13 15 17 19 21 23

1234

AUTO SWING OPERATION

FAN SPEED

SUB FUNCTION

SET TEMP

AUTO

HI

ZONE

Operation unit Program set

Room Temp

MED

AUTO

JET

Heater

Defrost

Filter

Preheat

Humidify

Out door

Time

Timer

On

Set no. Time

Off

01 03 05 07 09 11 13 15 17 19 21 23

1234

AUTO SWING OPERATION

FAN SPEED

SUB FUNCTION

SET TEMP

SLO

HI

ZONE

Operation unit Program set

Room Temp

MED

AUTO

JET

Heater

Defrost

Filter

Preheat

Humidify

Out door

Time

Timer

On

Set no. Time

Off

01 03 05 07 09 11 13 15 17 19 21 23

1234

AUTO SWING OPERATION

FAN SPEED

SUB FUNCTION

SET TEMP

LO

AUTO

HI

ZONE

Operation unit Program set

Room Temp

LO

JET

Heater

Defrost

Filter

Preheat

Humidify

Out door

Time

Timer

On

Set no. Time

Off

01 03 05 07 09 11 13 15 17 19 21 23

1234

AUTO SWING OPERATION

FAN SPEED

SUB FUNCTION

SET TEMP

MED

Operation Display

ZONE

Operation unit Program set

Room Temp

MED

LO

AUTO

JET

Heater

Defrost

Filter

Preheat

Humidify

Out door

Time

Timer

On

Set no. Time

Off

01 03 05 07 09 11 13 15 17 19 21 23

1234

AUTO SWING OPERATION

FAN SPEED

SUB FUNCTION

SET TEMP

HI

ZONE

Operation unit Program set

Room Temp

MED

AUTO

JET

Heater

Defrost

Filter

Preheat

Humidify

Out door

Time

Timer

On

Set no. Time

Off

01 03 05 07 09 11 13 15 17 19 21 23

1234

AUTO SWING OPERATION

FAN SPEED

SUB FUNCTION

SET TEMP

LO

ZONE

Operation unit Program set

Room Temp

MED

LO

AUTO

JET

Heater

Defrost

Filter

Preheat

Humidify

Out door

Time

Timer

On

Set no. Time

Off

01 03 05 07 09 11 13 15 17 19 21 23

1234

AUTO SWING OPERATION

FAN SPEED

SUB FUNCTION

SET TEMP

HI HI

ZONE

Operation unit Program set

Room Temp

MED

LO

JET

Heater

Defrost

Filter

Preheat

Humidify

Out door

Time

Timer

On

Set no. Time

Off

01 03 05 07 09 11 13 15 17 19 21 23

1234

AUTO SWING OPERATION

FAN SPEED

SUB FUNCTION

SET TEMP

AUTO

Cooling Operation Soft Dry Operation Heating Operation Auto Operation

Operation Display

ZONE

Operation unit Program set

Room Temp

MED

LO

AUTO

JET

Heater

Defrost

Filter

Humidify

Out door

Time

Timer

On

Set no. Time

Off

01 03 05 07 09 11 13 15 17 19 21 23

1234

AUTO SWING OPERATION

FAN SPEED

SUB FUNCTION

SET TEMP

HI

Preheat

To increase the Temperature.

To decrease the Temperature.

ZONE

Operation unit Program set

Room Temp

MED

LO

AUTO

JET

Heater

Defrost

Filter

Preheat

Humidify

Out door

Time

Timer

On

Set no. Time

Off

01 03 05 07 09 11 13 15 17 19 21 23

1234

AUTO SWING OPERATION

FAN SPEED

SUB FUNCTION

SET TEMP

HI

Preheat

ZONE

Operation unit Program set

Room Temp

MED

LO

AUTO

JET

Heater

Filter

Humidify

Out door

Time

Timer

On

Set no. Time

Off

01 03 05 07 09 11 13 15 17 19 21 23

1234

AUTO SWING OPERATION

FAN SPEED

SUB FUNCTION

SET TEMP

HI

Defrost

Heating Operation Mode (Heat pump model only)

2

Select Heating Operation.

Press the Operation Mode Selection Button.

Each time the button is pressed, the operation mode is shifted in the arrow direction.

3

Set the temperature

higher than the room

temperature.

4

Set the fan speed.

5

This air-conditioner is set to the hot start control in

order not to discharge the cold air during the

heating operation. This time, the remote controller

indicates ‘Preheat’.

6

If the outdoor temperature is too low during the

heating operation, this air-conditioner is set to the

defrosting operation and the remote controller

indicates ‘Defrost’.

1

Press the On/Off Button.

• The temperature can be set

within a range of 16°C~30°C

by 1°C.

• Select the fan speed in five steps-high, auto, super low, low, medium.

• The display shows high fan speed

• Each time the button is pressed, the fan speed mode is shifted.

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