LG FBNC366GSA0, FBNC488RSA0, FBNC428GSA0, LBNC488RSS1 Owner’s Manual

IMPORTANT

Please read through this manual. It contains valuable
information about your air conditioner. This manual may
help save time and money by explaining proper product
maintenance and preventing improper use.

PRECAUTIONS

Pay close attention to precaution s in order to p revent
potential hazards and damage from misuse or improper
installation. LG is not responsible for any damages caused
by misuse of the product.

LG
Concealed Duct Air Conditioner

OWNER'S MANUAL

LG

Prior to installation, this air-conditioning
unit must be submitted for approval by the
utility service which provides electricity.

P/No.: 3828A21024J

2 Concealed Duct Air Conditioner

Ceiling Duct Type 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

Operating Instructions...................8

Care and Maintenance.................21

Before you call for service..........23

Owner's Manual 3

Safety Precautions

Safety Precautions

To prevent the injury of 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.

This symbol indicates the possibility of death or serious injury.

This symbol indicates the possibility of injury or damage to properties only.

■ The meanings of the symbols used in this manual are as shown below.

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 intstall 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 Concealed Duct 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 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.

Do not plug or unplug the
power supply plug during
operation.

• There is risk of fire or electric
shock.

Owner's Manual 5

Safety Precautions

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 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
prodcut.

• 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 eletric
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.

Gasolin

6 Concealed Duct Air Conditioner

Safety Precautions

■ Operation

■ Installation

Turn the main power off when
cleaning or maintaining the
product.

• There is risk of electric shock.

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.

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.

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.

90°

Owner's Manual 7

Safety Precautions

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.

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
prodcut 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.

Thinner

Wax

8 Concealed Duct Air Conditioner

Timer

Program

Hour

Cancel 2ndF

Week Holiday

Set/Clr

Min

RESET

PLASMA

AUTO

AUTO SWING

ZONE

1234

Operation unit

Humidify

JET
SLo

AUTO

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

No Func

3

4
5

6

15
14
16

2

1

7

17
18

19

8
9

10
11

12
13

Operating Instructions

Operating Instructions

Name and Function of Remote Controller

Remote Controller

1. Operation display

Displays the operation conditions.

2. On/Off Button

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

3. Set Temperature Button

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

4. FAN Operation Button

Used to circulate room air without cooling or
heating.

5. Fan Speed Button

Used to set desired fan speed.

6. Operation Mode Selection Button

Used to select the operation mode.

• Auto Operation Mode.

• Cooling Operation Mode.

• Soft Dry Operation Mode.

• Heating Operation Mode.(except cooling model)

7. Timer Cancel Button

Used to cancel the timer.

8. Timer Set Button

Used to set the timer when the desired time is
obtained.

9. Week Button

Used to set a day of the week.

10. Program Button

Used to set the weekly timer.

11. Holiday Button

Used to set a holiday of the week.

12. Time Set Button

Used to set the time of the day and change the
time in the weekly timer Function.

13. Set and Clear Button

Used to set and clear the weekly timer.

14. Room Temperature Checking Button

Used to check the room temperature.

15. Auto Function Button

16. Reset Button

Used to set the current time and clear the setting
time.

17. Wireless Remote Controller Receiver

18. Oeration Indicator

19. 2nd Function Button

❈

Display temperature can be different from actual room temperature if the remote controller is
installed at the place where sun-rays are falling directly or the place nearby heat source.

Owner's Manual 9

Operating Instructions

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)

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. ON/OFF TIMER BUTTONS

Used to set the time of starting and stopping operation.

6. TIME SETTING BUTTONS

Used to adjust the time.

7. TIMER SET/CANCEL BUTTON

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

8. SLEEP MODE AUTO BUTTON

Used to set Sleep Mode Auto operation.

9. AIR CIRCULATION BUTTON

Used to circulate the room air without cooling or heating.

10. ROOM TEMPERATURE CHECKING BUTTON

Used to check the room temperature.

11. PLASMA(OPTIONAL)

Used to start or stop the plasma-purification function.

12. RESET BUTTON

Initialize remote controller.

13. 2nd F Button

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

AUTO CLEAN

ON

OFF

CANCEL

SET

Flip-up door
(opened)

Signal transmitter

1

3

8
7

10

13

4
2

5
9
6

11

12

❈ The wireless remote controller do not operate the swirl mode.

10 Concealed Duct Air Conditioner

Operating Instructions

Set the Current Time and a day of the Week

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

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

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

Hour

Min

Week

RESET

Owner's Manual 11

Week

Program

Set/Clr

MinHour

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

Program set

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

Program

Operating Instructions

Weekly Programming

4

Press the Program button again to finish weekly programmining.

1

Press the Program button.

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

2

Press the ' ' button.

Press button repeatedly until desired mode appears.

For example, if you want Thu, press button 4 times.

3

Select the time you want.

Press or button, then blinking letter is shown.
If you press button, then ' ' shape appears.
' ' shape means that five o'clock is reserved.
Using below buttons, you can reserve time.

* For example, the air-conditioner is on 6,7,8 and 13~22 o'clock.

Program set

Week

Week

Week

MinHour

Set/Clr

unit

05

12 Concealed Duct Air Conditioner

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

Operating Instructions

Holiday Setting

Timer Setting(Delay start/Pre-set stop)

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

Press the Program button.

1

Press the Week button.
Select the Tuesday.

2

Press the Holiday button.

Then the remote controller will be displayed ' '.
The outside rectangular means holiday.

Press the Program button again to finish holiday setting.

3

4

Program

Program

Press the Timer button
to turn Timer on or off.

This function is used to turn on or turn off the product in several hours.

1

Timer

Change the timer setting until the desired time is set.

2

MinHour

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

3

Cancel

Week

Holiday

Owner's Manual 13

Timer

Program

Hour

Cancel 2ndF

Week Holiday

Set/Clr

Min

RESET

PLASMA

AUTO

AUTO SWING

ZONE

1234

Operation unit

Humidify

JET
SLo

AUTO

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

No Func

3

1

4

2

Operating Instructions

Operation Mode

Operation Procedure

1

st

2nd

3rd

On/Off Button

Operation Mode Selection Button

Room Temperature Setting Button

4th

Indoor Fan Speed Selection Button

Cooling Mode

Cooling Mode

Soft Dry Mode

Auto Mode

(Cooling Model)

Soft Dry Mode

Heating Mode

Auto Mode

(Heat Pump Model)

14 Concealed Duct Air Conditioner

Operating Instructions

Cooling Operation Mode

COOLING MODEL

Cooling Operation Soft Dry Operation

AUTO SWING

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

HI

AUTO SWING

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

OPERATION

FAN SPEED

SUB FUNCTION

SET TEMP

LO

Auto Operation

AUTO SWING

LO

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

OPERATION

FAN SPEED

SUB FUNCTION

SET TEMP

HI

Operation Display

AUTO SWING

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

HI

AUTO SWING

Room Temp

HI

ZONE

Operation unit Program set

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

OPERATION

FAN SPEED

SUB FUNCTION

SET TEMP

LO

AUTO SWING

HI

ZONE

Operation unit Program set

Room Temp

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

MED

Operation Display

AUTO SWING

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

HI

AUTO SWING

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

OPERATION

FAN SPEED

SUB FUNCTION

SET TEMP

LO

AUTO SWING

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

HI

AUTO SWING

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

HI

HEAT PUMP MODEL

Cooling Operation Soft Dry Operation Heating Operation Auto Operation

Operation Display

To raise the Temperature.

To lower the Temperature.

AUTO SWING

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

HI

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 three steps- high, low, medium.

• The display shows high fan speed.

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

Owner's Manual 15

Operating Instructions

Soft Dry Operation Mode

COOLING MODEL

Cooling Operation

Soft Dry Operation Auto Operation

AUTO SWING

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

HI

AUTO SWING

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

OPERATION

FAN SPEED

SUB FUNCTION

SET TEMP

LO

AUTO SWING

LO

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

OPERATION

FAN SPEED

SUB FUNCTION

SET TEMP

HI

Operation Display

AUTO SWING

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

HI

AUTO SWING

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

OPERATION

FAN SPEED

SUB FUNCTION

SET TEMP

LO

AUTO SWING

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

HI

AUTO SWING

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

HI

HEAT PUMP MODEL

Cooling Operation

Soft Dry Operation Heating Operation Auto Operation

Operation Display

This mode dehumidifies without overcooling.

3

During Soft Dry Operation.

• The indoor fan speed is automatically set to the low, so the shift of the indoor fan speed is
impossible because it's 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.