Toshiba RBC-AWSU52-UL User manual

Multilingual installation manuals and owner’s manual
https://www.toshiba-carrier.co.jp/global/manual/rbc-amsu52-e.htm
[ългарски] Изтегляне на Ръководство за монтаж и Ръководство на потребителя /
[Česky] Stažení Instalační příručky a Uživatelské příručky / [Dansk] Download af
installationsvejledning og brugervejledning / [Deutsch] Installationshandbuch und
Bedienungsanleitung herunterladen / [Ελληνικά] Λήψη εγχειριδίου εγκατάστασης και
εγχειριδίου κατόχου / [English] Installation manual and Owner’s manual Download /
[Español] Descarga del Manual de instalación y del Manual del propietario / [Eesti]
Paigaldusjuhendi ja kasutusjuhendi allalaadimine / [Suomi] Asennusohjeiden ja
käyttöohjeiden lataaminen / [Français] Téléchargement du manuel d'installation et du
manuel du propriétaire / [Hrvatski] Preuzimanje Instalacijskog priručnika i Vlasničkog
priručnika. / [Magyar] Telepítési kézikönyv és Felhasználói kézikönyv letöltése / [Italiano]
Download del Manuale di installazione e del Manuale dell'utilizzatore / [한국어] 설치
설명서 및 사용자 설명서 다운로드 / [Latviešu] Uzstādīšanas rokasgrāmatas un lietotāja
rokasgrāmatas lejupielāde / [Norsk] Nedlasting av installasjonsveiledning og
bruksanvisning / [Nederlands] Installatiehandleiding en Handleiding downloaden / [Polski]
Pobieranie Instrukcji instalacyjnej oraz Instrukcji użytkownika / [Português] Download do
Manual de instalação e Manual do Proprietário / [Română] Descărcarea Manualului de
instalare și a Manualului proprietarului / [Русский] Скачать Руководство по установке и
Руководство пользователя / [Slovensky] Stiahnutie Montážnej príručky a Užívateľskej
príručky / [Slovenščina] Prenos navodil za montažo in navodil za uporabo / [Svenska]
Nedladdning av installationshandbok och bruksanvisning / [Türkçe] Kurulum kılavuzu ve
Kullanıcı kılavuzu İndirme / [中文] 安装手册和用户手册下载
English
Model name:
RBC-AWSU52-UL
Wired remote controller
Owner’s Manual
• Please read through the Owner’s Manual carefully and ensure that you understand it before using the air
conditioner, so that you can use the product safely and correctly.
• After reading this manual, keep it available to all users for future reference. If the user changes, be sure to give this
manual to the new user.
• Refer to this manual when using an
RBC-AWSU52-UL remote controller.
• Refer to the Owner’s Manual, which is provided
with the air conditioner, for information not
related to operating the remote controller.
For commercial use

–1–
Owner’s Manual
Contents
1Safety precautions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
2Description of terminology . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
3Before use . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
4Part names and functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
5Basic operations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Air conditioner . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Operations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Changing the set temperature . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Changing the operation mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Changing the fan speed . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Changing the wind direction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Air to Air Heat Exchanger . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Adjusting fan speed . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Ventilation mode settings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Humidification setting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Ventilation menu . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
6Practical operations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
How to operate menus . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
Menu list . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
1. Individual louver (Select wind direction for each air outlet). . . . . . . . . 20
2. Louver setting (Selecting the type of swing or fixing the louvres) . . . 21
Swing type. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Louver lock (Fixing the angle of the louvres) . . . . . . . . . . . . . . . . . . 22
3. Timer (Setting a timer to start or stop operation) . . . . . . . . . . . . . . . . . 23
Selecting a timer type. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
Off timer. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
On timer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
Off reminder timer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
4. Schedule timer
(Setting 1-day operation schedule to do operations) . . . . . . . . . . . . . . 27
Setting the schedule timer to ON . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
Condition setting (Setting 1-day operation schedules) . . . . . . . . . . 29
Holiday setting (Days to not operate to a schedule timer) . . . . . . . . 33
Pre-HEX operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33
5. Night operation (Reducing operating noise of outdoor units) . . . . . . . 34

–2–
Owner’s Manual
EN
6. Filter sign reset . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35
When the filter check mark is displayed
(filter check reset) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35
When the filter check mark is not displayed
(the time remaining until a filter check is displayed) . . . . . . . . . 36
7. Auto grille . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
8. Energy saving . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38
Energy saving operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39
Set temp. range limit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41
Return back . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42
Saving operation. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43
9. Monitor. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44
10. Initial setting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45
Clock . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46
Screen contrast. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46
Light & LED . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47
Sound. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47
Key lock (Select operations to lock) . . . . . . . . . . . . . . . . . . . . . . . . . . 48
11. Ventilation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49
Ventilation operation (ON or OFF for ventilation) . . . . . . . . . . . . . . . 49
Fan speed . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50
Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50
24h ventilation off . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50
Schedule timer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51
12. Soft Cooling. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52
13. Occupancy sensor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53
14. Power consumption . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 54
15. Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55
Checking the Model information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55
When central control is done . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55
Other . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 56
Individual temperature settings for “Cool” and “Heat” in
auto operation modes (dual set point) . . . . . . . . . . . . . . . . . . . . . . . . . . 56
When multiple indoor units are connected as a group
(group connection) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57
Link and operate the Air purifier function of indoor units. . . . . . . . . . . . . . 58
Silent mode(IDU) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 58
Low temp. Dry . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 58
Lock operations (operation lock) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 59
Self clean operation. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 59

–3–
Owner’s Manual
7Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60
Daily . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60
Cleaning the filters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60
8Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 61
Confirm and check . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 61
Contact information for repairs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 61

–4–
Owner’s Manual
EN
1Safety precautions
• This section describes safety measures to prevent harm to users and other people, and damage to property.
• The “Explanation of indications” explains the categories of levels of danger and harm that could occur if handling
is done incorrectly and the “Explanation of symbols” gives the meaning of the symbols.
WARNING
Warnings for installation
Warnings about operations
CAUTION
Operating precautions
Explanation of indications Explanation of symbols
WARNING
This indicates that failure to adhere to the
directions in the warnings could result in
serious bodily harm (*1) or loss of life if the
product is handled improperly.
The sign indicates a prohibited action. The
specific prohibited action is indicated by a
pictograph or warning text placed inside or next to
the symbol.
CAUTION
This indicates that failure to adhere to the
directions in the caution could result in
serious bodily injury (*2) or damage to
property (*3) if the product is handled
improperly.
This sign indicates a mandatory action, an
action that must be performed. The actual contents
of the instructions are indicated by a picture or text
placed inside or next to the symbol.
*1: Serious bodily harm indicates loss of eyesight, injury, burns, electric
shock, bone fracture, poisoning, and other injuries which leave after
effects and injuries which require hospitalization or long-term
treatment as an outpatient.
*2: Moderate injury indicates injury, burns, electric shock, and other
injuries which do not require hospitalization or long-term treatment
as an outpatient.
*3: Damage to property indicates damage extending to buildings,
household effects, domestic livestock, or pets.
The pictograph inside and nearby text indicates
additional information about cautions.
Request installation
•Ask your original dealer or a professional for installation work
Installation requires specialised technical expertise.
Attempting to carry out installation on your own and doing so incorrectly may lead to fire, electric shock,
injury or water leakage.
Use dedicated products
•Use only products specified by Toshiba Carrier
Use only products specified by Toshiba Carrier for options. Use of other non-specified products may result
in fire, electric shock, or water leakage.
Have a specialist do the installation.
Turn off the power
•If a problem occurs (such as a burning smell), stop operation, turn off the power switch and
contact your original retailer
Continuing operation while the problem remains may cause fire, electric shock or malfunction.
Prohibited
•Do not operate the switches with wet hands
Doing so may result in electric shock.
Turn off the power
•Before cleaning the unit, stop operation and turn off the power
The internal fans rotate very fast and may cause an injury.

–5–
Owner’s Manual
2Description of terminology
Terminology Description
Energy saving operation Operates air conditioners with suppressed performance to save energy.
Saving operation Operates to save energy by automatically correcting set temperature within a range so
there is no great loss of comfort.
Soft Cooling Operates to reduce the sense of draughtiness (feeling of being too cool) when “Cool” is set
by correcting louvre angle and suppressing performance.
Set temp. range limit This function limits the range of temperatures that can be set by the remote controller.
Return back If the temperature setting is ever changed, this function returns it to the previously set
temperature after a certain amount of time has elapsed.
Dual set point This function sets individual temperature settings for “Cool” and “Heat” when “Auto”
operation is set.
Group connection A method of connecting multiple indoor units, as 1 group, to the same remote controller.
Header remote controller,
Follower remote controller
To use 2 remote controllers for 1 indoor unit (or 1 group), so that one of the remote
controllers is set as the “Header remote controller” and the other as the “Follower remote
controller”.
Set to “Header remote controller”: Able to operate all functions.
Set to “Follower remote controller”: Cannot operate some functions. (For the functions that
cannot be operated, refer to the Installation Manual.)
Night operation This setting reduces the operating noise of the outdoor units.
Auto grille Intake grille of indoor unit that be automatically raised or lowered by operations on the
remote controller, such as when cleaning the filter.
Air purifier This is an air purifier function that is built-in to the indoor unit or can be bought separately
and added.
Self clean operation This function does “Fan” operation after “Cool” and “Dry” operations to keep the inside of
the indoor unit dry and clean.
Air to Air Heat Exchanger Ventilation unit (product) that has an air-to-air heat exchange function (functions to reduce
loss of cold air or warm air due to ventilation by exchanging heat at suction and exhaust.).
Heat exchange This is ventilation done by heat exchange.
Nighttime heat purge This function exhausts heat that is inside a room, after “Cool” operation is stopped, to the
outside.

–6–
Owner’s Manual
EN
3Before use
When you use the air conditioner for the first time or change the settings, follow the procedures below. From the
next time, just press [ ON/OFF] to start operating according to the settings.
Preparation
Turn on the power breaker
When the power is turned on, “ ” appears on the remote controller display.
* The remote controller will not work for about 3 minute after turning on the power. This is not a malfunction.
REQUIREMENT
• Keep the power breaker turned on during use.
• When you resume using the air conditioner after a long period of disuse, turn on the power breaker at least 12 hours before
starting operation.
4Part names and functions
* The screens shown here are examples. The content that is displayed may differ, depending on the environment settings
being used.
1[ Menu] button
Shows the “Menu”.
(Page 17)
2[ Set/Fix] button
Fixes and applies settings.
Ways to use it are shown on screen.
3[ Return] button
Deletes selections.
Ways to use it are shown on screen.
4[ ] and [ ] buttons
Changes settings and selects items.
5[ ] and [ ] buttons
Selects setting items.
Other ways to use it are shown on screen.
6[ ON/OFF] button
Starts and stops connected devices.
1
2
3
6
4
5
Temperature sensor
Operating LED
Lights while operating.
Model name label

–7–
Owner’s Manual
■Main screen types and configuration
• When connected to an air conditioner, the main screen of the air conditioner is displayed, and when connected
to an Air to Air Heat Exchanger, the main screen of the Air to Air Heat Exchanger is display on screen.
• When connected to both air conditioners and Air to Air Heat Exchangers, you can switch screens by pressing
[ ] or [ ] in either of the main screens.
Air conditioner main screen
Press the [ ] or [ ] button.
Air to Air Heat Exchanger main screen

–8–
Owner’s Manual
EN
■Air conditioner main screen
This screen is for confirming or changing settings that are used every day, such as temperature, operating mode,
fan speed and wind direction.
You can check the current state according to the setting items on the bottom of the screen.
You can switch the setting items by pressing [ ] and [ ], and change them by pressing [ ] and [ ].
NOTE
• The temperature setting is changed in the main screen.
• Functions and items that cannot be set are not shown, according to the model.
• While changing settings, if you press [ Return] or if there are no button operations for about 60 seconds, the main screen
returns.
Switching between the detailed display and simple display
(air conditioner main screen only)
You can change the main screen to the simple display, depending on the “Display mode” setting. For details on
changing “Display mode”, refer to “Display setting” in “Initial setting” in the Installation Manual.
The detailed display is set as the factory default setting.
Detailed display (factory default setting)
Simple display
Setting items
• The currently selected item is highlighted in black.
• You can switch the items by pressing [ ] and [ ].
(*1)
In the simple display, only some icons are shown.
(*1)
*1: “ Preparing to heat”
Displayed when “Heat” operation starts or when the defrost
cycle is operating.
While the icon is displayed, the indoor fan stops or the “Fan”
turns on.
“ Preparing to operate”
This may be displayed on some models.
“ Preparing to operate ventilation”
Displayed while the air to air heat exchanger is on
standby.
While this is being displayed, the air to air heat exchanger
remains stopped.

–9–
Owner’s Manual
■Air to Air Heat Exchanger main screen
Displayed when Air to Air Heat Exchangers are connected. This screen is for monitoring the state of the air and for
setting the ventilation fan speed and ventilation mode.
You can check the current state according to the setting items on the bottom of the screen.
You can switch the setting items by pressing [ ] and [ ], and change them by pressing [ ] and [ ].
*1: Indoor temperature
*2: Indoor humidity
*3: Supply air temperature
*4: Outdoor temperature
NOTE
• The “Ventilation monitor” screen is the main screen.
• Functions and items that cannot be set are not shown, according to the model.
• While changing settings, if you press [ Return] or if there are no button operations for about 60 seconds, the main screen
returns.
Setting items
• The currently selected item is highlighted in black.
• You can switch the items by pressing [ ] and [ ].
(*3)
(*4)
(*1)
(*2)
“ Preparing to operate ventilation”
Displayed while the air to air heat exchanger is on standby.
While this is being displayed, the air to air heat exchanger remains stopped.

–10–
Owner’s Manual
EN
■Icon list
▼ Air conditioner
*1: Refer to the Installation Manual of the Wired remote controller.
▼ Air to Air Heat Exchanger
• Displayed only when Air to Air Heat Exchangers are connected.
• For details on the ventilation function, refer to the Owner’s Manual of the Air to Air Heat Exchanger.
Displayed when “Energy saving operation” is
“ON”.
(Page 39)
Displayed when “Timer” is “ON”.
(Page 23, 27)
Displayed when remote controller sensor is set.
(*1)
Displayed when “Louver lock” is set.
(Page 22)
Displayed when “Night operation” is “ON”.
(Page 34)
Displayed when it is time for filter maintenance.
(Page 35, 60)
Displayed when operations are locked by
central control. (*1)
(Page 55)
Displayed when “Soft Cooling” operation is
“ON”.
(Page 50)
Displayed when “Saving operation” is “ON”.
(Page 43)
Displayed for about 3 seconds when the
operation mode is changed in the “Mode”
screen when the operation mode is restricted.
Displayed when the Bluetooth®function is
“ON”. Refer to the Owner’s Manual of the
Bluetooth®function regarding Bluetooth®
functions.
Displayed when “Air purifier” function is “ON”.
(Page 58)
Displayed when a check code occurs. (*1) Displayed when a notice code occurs. (*1)
For details, contact your dealer.
It reaches the set temperature, and displayed
while the room temperature is maintained.
It is displayed when a commercially available
ventilation unit connected to the air conditioner
is in operation.
Automatic 24-hour ventilation
Bypass Nighttime heat purge
Heat exchange

–11–
Owner’s Manual
5Basic operations
Air conditioner
■Operations
■Changing the set temperature
NOTE
• For the range of temperatures that can be set, refer to <Set temp. range limit>. (Page 41)
• The temperature setting cannot be changed when “Fan” is set.
• If the operation mode is set to “Auto” and dual set point is set, refer to <Individual temperature settings for “Cool” and “Heat” in
auto operation modes (dual set point)>. (Page 56)
1Press [ ON/OFF] to start operations
The operation LED lights.
2Press [ ] and [ ] to select the item you
want to change
You can change the following items.
Setting temperatures (Page 11)
Operation mode (Page 12)
Fan speed (Page 12)
Wind direction (Page 13)
3To stop operations, press [ ON/OFF]
again
1Press [ ] and [ ] to switch to the “Set
temp.” screen
2Press [ ] and [ ] to change the
temperature setting
Press [ ] to increase and press [ ] to decrease
the set temperature.

–12–
Owner’s Manual
EN
■Changing the operation mode
NOTE
Operation modes that cannot be set are not shown, according to the model of indoor unit.
■Changing the fan speed
NOTE
• When the operation mode is “Fan”, you cannot select “Auto”.
• The fan speed that can be set varies depending on the indoor unit connected.
• “ ” is displayed when combined with an indoor unit that cannot do “Fan Speed”.
1Press [ ] and [ ] to switch to the
“Mode” screen
2Press [ ] and [ ] to select an operation
mode
1Press [ ] and [ ] to switch to the “Fan
Speed” screen
2Press [ ] and [ ] to select fan speed
Auto Heat Dry
CoolFan
Auto
High
Medium +
Medium
Low +
Low

–13–
Owner’s Manual
■Changing the wind direction
• If the connected indoor units have louvres, then the horizontal louvre icon is displayed on the air conditioner main
screen.
• If the connected indoor units have vertical louvres, then the vertical louvre icon is displayed on the air conditioner
main screen.
* For models that have only left-right directional louvres, they are operated as horizontal louvres on the remote controller.
Up / down direction: Horizontal louvres
Left / right direction: Vertical louvres
1Press [ ] and [ ] to switch to the “Wind
direction” screen (horizontal louvres)
2Press [ ] and [ ] to select wind
direction
1Press [ ] and [ ] to switch to the “Wind
direction” screen (vertical louvres)
2Press [ ] and [ ] to select wind
direction
(1) (2) (3) (4) (5) Swing
Operation mode Settable angles
Heat, Fan, Auto (Heat) (1), (2), (3), (4), (5),
Swing
Cool, Dry, Auto (Cool) (1), (2), (3), Swing
* Display while swinging
(1) (2) (3) (4)
(7) Swing(6)(5)
* Display while swinging

–14–
Owner’s Manual
EN
Cancelling swing
NOTE
• When the operation mode is “Cool” or “Dry”, the horizontal louvres point downward but do not stop at positions (4) or (5). If
swing is stopped in positions (4) or (5), the louvres move to position (3) and then stop.
• “ ” is displayed when “Louver lock” is set. (Page 22)
1During swing operation, press [ ] and
[ ] to switch to the “Wind direction”
screen
2Press[]or[]
The louvres stop at the position when [ ] or [ ]
is pressed.
When [ ] is pressed in the display when swing
was cancelled, the louvres go to wind direction
position (1), when [ ] is pressed, the louvres go to
position (3) during “Cool” or “Dry” operation, and go
to position (5) during “Fan” or “Heat” operation, and
vertical louvres go to position (7).
* Display when swinging (up / down) is cancelled
“Fan”, “Heat”
* Display when swinging (up / down) is cancelled
“Cool”, “Dry”
* Display when swinging (left / right) is cancelled

–15–
Owner’s Manual
Air to Air Heat Exchanger
■Adjusting fan speed
NOTE
The factory default setting for fan speed unbalance (“Supply air > Exhaust air” or “Supply air < Exhaust air”) is disabled.
Disabled setting items are not shown. To enable it, contact your supplier (dealer).
1Press [ ] and [ ] to switch to the “Fan
speed” screen
2Press [ ] and [ ] to select ventilation
fan speed
*1: When “Supply air > Exhaust air” is set
The volume of supply air to the inside is larger than
the volume of exhaust air to the outside.
*2: When “Supply air < Exhaust air” is set
The volume of exhaust air to the outside is larger than
the volume of supply air to the inside.
Auto
(*1)
High
Medium
Low
(*2)
Unbalance
High
Unbalance
Medium
(*1) (*2)

–16–
Owner’s Manual
EN
■Ventilation mode settings
■Humidification setting
■Ventilation menu
1Press [ ] and [ ] to switch to the
“Mode” screen
2Press [ ] and [ ] to select a ventilation
mode
1Press [ ] and [ ] to switch to the
“Humidification” screen
2Press [ ] and [ ] to select “Auto” or
“OFF”
1Press [ ] and [ ] to switch to the menu
function setting screen
2Press [ ] and [ ] to select menu
functions
3Press [ Set/Fix]
A screen to confirm appears.
4Press [ Set/Fix]
Return to the menu function setting screen.
BypassAutomatic
Heat
exchange

–17–
Owner’s Manual
6Practical operations
How to operate menus
1Press [ Menu]
2Press [ ] and [ ] to select an item
The selected item is highlighted in black.
3Press [ Return]
“Menu” is displayed.
4Press [ Return]
Return to the main screen.

–18–
Owner’s Manual
EN
■Menu list
Menu
1. Individual louver ....................................................................(Page 20)
2. Louver setting ....................................................................(Page 21)
1. Swing type ..........................................(Page 21)
2. Louver lock ..........................................(Page 22)
3. Timer ....................................................................(Page 23)
1. Off timer ..........................................(Page 24)
2. On timer ..........................................(Page 25)
3. Off reminder timer ..........................................(Page 26)
4. Schedule timer ....................................................................(Page 27)
1. Schedule timer ..........................................(Page 28)
2. Condition setting ..........................................(Page 29)
3. Holiday setting ..........................................(Page 33)
4. Pre-HEX operation ..........................................(Page 33)
5. Night operation ....................................................................(Page 34)
6. Filter sign reset ....................................................................(Page 35)
7. Auto grille ....................................................................(Page 37)
8. Energy saving ....................................................................(Page 38)
9. Monitor ....................................................................(Page 44)
10. Initial setting ....................................................................(Page 45)
1. Clock ..........................................(Page 46)
2. Name of room ...... Refer to the Installation Manual of the
Wired remote controller.
3. Display setting ...... Refer to the Installation Manual of the
Wired remote controller.
4. Screen contrast ..........................................(Page 46)
5. Light & LED ..........................................(Page 47)
6. Sound ..........................................(Page 47)

–19–
Owner’s Manual
10. Initial setting (continued) ....................................................................(Page 45)
7. Key lock ..........................................(Page 48)
8. Password setting ...... Refer to the Installation Manual of the
Wired remote controller.
9. Header/Follower ...... Refer to the Installation Manual of the
Wired remote controller.
10. Language ...... Refer to the Installation Manual of the
Wired remote controller.
11. Press & hold 4 sec. ...... Refer to the Installation Manual of the
Wired remote controller.
12. Summer time ...... Refer to the Installation Manual of the
Wired remote controller.
13. Clock synchronisation ...... Refer to the Installation Manual of the
Wired remote controller.
14. Bluetooth .......... Refer to the Owner’s Manual of the
Bluetooth®function.
11. Ventilation ....................................................................(Page 49)
1. Ventilation operation ..........................................(Page 49)
2. Fan speed ..........................................(Page 50)
3. Mode ..........................................(Page 50)
4. 24h ventilation off ..........................................(Page 50)
5. Schedule timer ..........................................(Page 51)
12. Soft Cooling ....................................................................(Page 52)
13. Occupancy sensor ....................................................................(Page 53)
14. Power consumption ....................................................................(Page 54)
15. Information ....................................................................(Page 55)
Model information ..........................................(Page 55)
Service information ..........................................(Page 61)