UATYQ450MCY17 - Air Conditioning DAIKIN - Free user manual and instructions

Brand	Daikin
Model	UATYQ450MCY17
Product type	Reversible air conditioning (heat pump)
Installation type	Split system with wired remote controller
Number of compressors	2
Main functions	Cooling, heating, manual defrost, 7-day timer programming, alarms and warnings
Display	Backlit LCD screen with adjustable contrast
Control	Wired remote controller with navigation buttons (▲, ▼, ENTER, ESC, ON/OFF)
Timer	Weekly programming with 3 ON/OFF events per day
Indoor unit power supply	230 V / 50 Hz (estimate) - refer to the nameplate
Remote controller battery	Lithium 3 V DC battery (type CR2032 or similar)
Alarm storage capacity	20 alarm logs and 20 warning logs
Sensors	Return air temperature, outdoor temperature, indoor and outdoor heat exchanger sensors
Maintenance	Regular filter inspection and cleaning; replacement of remote controller battery
Safety instructions	Do not modify configuration settings without training; turn off power before intervention
Spare parts	Available from authorized Daikin dealer
Repairability	Only Daikin after-sales service; do not open the control panel

Frequently Asked Questions - UATYQ450MCY17 DAIKIN

How to turn on the unit with the remote controller?

Press the ON/OFF button for 1 second. The ON/OFF indicator lights up and the state changes to ON.

How to set the desired temperature?

From the main screen, press ENTER to access the Main Menu, then select Operation Menu. Use the ▲ or ▼ keys to change the temperature (Set Temp) and confirm with ENTER.

How to program a weekly timer?

In the Timer Menu, select Timer Schedule. You can set up to 3 ON/OFF events per day for each day of the week. Remember to enable the timer in the Timer Menu by choosing Enable.

What to do in case of an alarm display?

Press the ALARM button to display the alarm history. If an alarm is active, note the code and contact your dealer or Daikin After-Sales Service.

How to clean the unit filters?

The filters should be checked regularly. To clean, remove the filters (see manual for location) and wash them with warm soapy water. Dry them before reinstalling. The filter check date can be viewed in the Display Menu.

How to replace the remote controller battery?

Remove the LCD panel from its holder (gently pull from the top). Replace the lithium 3 V DC battery (type CR2032) located under the panel. Reattach the panel by clicking the bottom first. Dispose of the used battery according to regulations.

Can I use the unit in heating and cooling mode?

Yes, the unit is reversible. Press COOL for cooling or HEAT for heating. The current mode is displayed on the screen.

How to display indoor and outdoor temperatures?

From the main screen, press the ▼ key several times until you see the lines Return Air (indoor temperature) and Outdoor Air (outdoor temperature).

What does the message "Compressor DEFROST" mean?

This indicates that the compressor is in defrost mode (only in heat mode). The unit defrosts automatically to prevent frost. Normal operation resumes after a few minutes.

How to reset the alarm history?

From the Alarm Menu, select Erase All Alarms. A password is required (contact after-sales service). You can also delete warnings via the Warning Menu.

USER MANUAL UATYQ450MCY17 DAIKIN

Operating Manual Wired Remote Controller

1. Upon power up of the unit, the LCD displays the main display screen

*

2000/01/01	[Sat]	12:00am
Status	:	OFF
Mode	:	Heating
Set Temp : 24℃

1. Press the ON/OFF button for 1 second to switch on the unit if the status shows OFF. The status will change to ON. The ON/OFF LED will light up.
2. Press the COOL button for 1 second if cooling is required or the HEAT button if heating is required.
3. The 'Set Temp' refers to temperature setting.
4. Press the ▼ button once to view the compressor(s) on, off or defrost status.

*

1. Press the ▼ button again to view the temperature for room and outdoor ambient.

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1. Press the ▼ button again to view the selected type for unit, number of compressor used, indoor fan ‘always on’ option, model and EEPROM version.

*

2000/01/01	[Sat] 12:00am
Type	: H/Pump
No. Comp	: 2 Comp
IDF Opt	: --
Model	: 5RT90BR_E
EP.Rev	: 0.0

1. Press the ▲ button to return to previous screen(s) or ESC to return to main screen.
2. Press the ALARM button to view or clear the alarm history. If alarm occurs, contact your dealer or serviceman.

* Note: Display diagram is for illustration purpose only. It may differ for different models. The display information shall be subjected to the setting in the main controller board.

B. Main Menu

1. Changes can be made to the factory setting parameter. This is done in the Main Menu. Press ENTER button to go into the Main Menu.
2. The Main Menu consists of Operation Menu, Settings Menu, Timer Menu, Alarm Menu, Warning Menu and Display Menu.

How to use the Main Menu?

Step 1

Press ENTER to view the sub-Menu under Main Menu.

Step 2

Go to the sub-Menu you want by pressing the ▲ or ▼ button. Press ENTER to select the sub-Menu.

Step 3

Go to the parameter you want to change or view by pressing the ▲ or ▼ button. Press ENTER to select this parameter.

Step 4

Change the parameter by pressing the ▲ or ▼ button. Once completed press ENTER. Press ESC to go back to previous screen until you see the initial display screen.

Operation Menu

This menu enables us to set the unit status (on or off), set the unit operation mode, change the temperature setting, and manually defrost the unit (applicable for heating mode only).

Settings Menu

This menu enables us to set the parameters for unit operation (requires password entering), user setting, change password, set panel option and unlock panel.

The panel option enables us to set the LCD backlight and contrast, set the alarm buzzer, enable and disable the screen saver and set a screen saver timeout and set the temperature display in ^ C or ^ F.

Note: The Set Parameter in the setting menu requires password for any changes to or to view its parameter.

CAUTION:

All the password entering must be done by local dealer/serviceman. User is not allowed to change the value of the set parameter as this may cause damage to unit or deter its operation.

Timer Menu

This menu enables us to set the clock, set the date, set a 7 days schedule to start and stop the unit and enable or disable the set schedule.

Alarm Menu

This menu enables us to view the alarm history and also clear the record. The panel can keep up to 20 fault / alarm records.

Warning Menu

This menu enables us to view the warning history and also to clear the record. The panel can keep up to 20 warning records.

Display Menu

This menu enables us to view the indoor heat exchanger sensor(s) temperature, outdoor heat exchanger sensor(s) temperature, discharge sensor(s) temperature, solenoid valve(s) operation status, compressor(s) run time record, EXV opening pulse, economizer operation status (applicable for unit with economizer only), filter checking time, control type and software version. Some of the submenu may require password for entering.

Main Menu

Press ENTER to go to this menu.

There are 6 sub menus in [Main Menu]. Press ▲ or ▼ to select sub menus, ENTER to enter into the sub menu or press ESC to exit to main display screen.

Operation Menu

Select [Operation Menu] in [Main Menu] and press ENTER to go to this menu.

Some basic settings can be done here. Press ▲ or ▼ to select the required setting. Then, press ENTER to enter the setting mode. Press ▲ or ▼ to toggle the setting. Press ENTER again to confirm the setting. Press ESC to exit to [Main Menu].

Settings Menu

Select [Settings Menu] in [Main Menu] and press ENTER to go to this menu.

Some advance settings can be found here. Press ▲ or ▼ to select the required setting. Then, press ENTER to enter the setting mode. Press ▲ or ▼ to toggle the setting. Press ENTER again to confirm the setting. Press ESC to exit to [Main Menu].

Panel Option

Select [Panel Option] in [Settings Menu] and press ENTER to go to this menu.

Press ▲ or ▼ to select the required setting, ENTER to enter into the setting.

Press ▲ or ▼ to select the required option, ENTER to select the option.

Press ESC to exit to [Settings Menu].

* Note: Display diagram is for illustration purpose only. It may differ for different models. The display information shall be subjected to the setting in the main controller board.

Timer Menu

Select [Timer Menu] in [Main Menu] and press ENTER to go to this menu.

*

All the timer/schedule settings are included in this menu. Press ▲ or ▼ to select the required setting. Then, press ENTER to enter the setting mode. Press ▲ or ▼ to toggle the setting. Press ENTER again to confirm the setting. Press ESC to exit to [Main Menu].

Clock Setting

Select [Clock Setting] in [Timer Menu] and press ENTER to go to this menu.

*

Press ▲ or ▼ to select the required option. Then, press ENTER to enter the setting mode. Press ▲ or ▼ to toggle the setting. Press ENTER again to confirm the setting. Press ESC to exit to [Timer Menu].

Date Setting

Select [Date Setting] in [Timer Menu] and press ENTER to go to this menu.

*

Press ▲ or ▼ to select the required option, ENTER to select the option.

Press ESC to exit to [Timer Menu].

Timer Schedule

Select [Timer Schedule] in [Timer Menu] and press ENTER to go to this menu.

*

	TIMER 1 ON OFF
Sun	0800 1800
Mon	0800 1800
Tue	0800 1800
Wed	0800 1800

This is the 7 days programmable timer schedule menu. There are 3 ON/OFF events in one day. User can choose to set each day (Sunday - Saturday) ON/OFF timer.

Before this schedule can function, user needs to set the [Timer] in [Timer Menu] to enable.

Press ESC to exit to [Timer Menu].

* Note: Display diagram is for illustration purpose only. It may differ for different models.

The display information shall be subjected to the setting in the main controller board.

Alarm Menu/Warning Menu

Select [Alarm Menu]/[Warning Menu] in [Main Menu] and press ENTER to go to this menu.

This place keeps records for all previous occurred faults/alarms/warnings.

User can view or clear these records. The panel can keep up to 20 faults/alarm warning records.

Press ESC to exit to [Main Menu].

Show Alarms/Show Warnings

Select [Show Alarms]/[Show Warnings] in [Main Menu] and press ENTER to go to this menu.

The record shows: - Alarm/Warning description

• Alarm/Warning occurrence date
• Alarm/Warning occurrence time

Besides that, user can erase the alarm/warning record(s) in this menu (password is required).

Press ESC to exit to [Alarm Menu]/[Warning Menu].

Display Menu

Select [Display Menu] in [Main Menu] and press ENTER to go to this menu.

This menu displays indoor heat exchanger sensor(s) temperature, outdoor heat exchanger sensor(s) temperature, discharge sensor(s) temperature, solenoid valve(s) operation status, compressor(s) run time record, EXV opening pulse, economizer operation status (applicable for unit with economizer only), filter checking time, control type and software version. Some of the submenu may require password for entering. Besides that, user can clear the compressor run time record (password is required).

Press ESC to exit to [Main Menu].

* Note: Display diagram is for illustration purpose only. It may differ for different models. The display information shall be subjected to the setting in the main controller board.

C. Installation

When installing the LCD panel to the bracket,

Step 1 Step 2

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Hook the LCD panel
from the bottom first

When removing the LCD panel from the bracket,

Step 1 Step 2

Remove the LCD panel from the top part first

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Push to fasten the LCD panel to the bracket

1. A 3V DC battery is supplied with the LCD. It is used to ensure that the LCD displays real time once the timer is set.

2. The LCD is wired to the main board via CN8 connection.

Alarm 1 WARNING 1
Indoor HEX 1 Indoor HEX 1 abnormal temp
2000/01/01 12:00am
	deice
	2000/01/01 12:00am

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* Alarm 1	WARNING 1
Indoor HEX 1	Indoor HEX 1	deice
abnormal temp
2000/01/01	12:00am	2000/01/01 12:00am

Pure technical line drawing of a mechanical component or bracket (no text or symbols)

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Simple line drawing of a rectangular object with an arrow labeled 'par' pointing to its top (no other text or symbols)

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*	Alarm 1		WARNING		* 1
Indoor HEX 1 abnormal temp		Indoor HEX 1	deice
	2000/01/01	12:00am	2000/01/01	12:00am

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* Alarm 1 WARNING 1			*
Indoor HEX 1 abnormal temp	Indoor HEX 1	deice
2000/01/01	12:00am	2000/01/01	12:00am

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Simple line drawing of a rectangular object with internal lines, no text or symbols present

Simple diagram with a black rectangle and a horizontal bar, no text or symbols present

deice
2000/01/01	12:00am

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Alarm 1	WARNING 1		*
Indoor HEX 1 abnormal temp		Indoor HEX 1 deice
2000/01/01	12:00am	2000/01/01	12:00am

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* Alarm 1 WARNING 1 Indoor HEX 1 Indoor HEX 1 abnormal temp 2000/01/01 12:00am	deice
	2000/01/01	12:00am

Disposal Requirements

The batteries supplied with the controller are marked with this symbol.

This means that the batteries shall not be mixed with unsorted household waste. If a chemical symbol is printed beneath the symbol, this chemical symbol means that the batteries contains a heavy metal above a certain concentration. Possible chemical symbols are:

■ Pb: lead (>0.004%)
■ Hg: mercury (>0,0005%)

Waste batteries must be treated at a specialized treatment facility for re-use. By ensuring correct disposal, you will help to prevent potential negative consequences for the environment and human health. Please contact your local authority for more information.

Batterie

P.O.Box 18674, Galleries 4, 11th Floor, Downtown Jebel Ali, Dubai, UAE.

Importer for Turkey

DAIKIN ISITMA ve SOĞUTMA SISTEMLERI SAN TIC A.Ş.

JR Shinagawa East Bldg., 2-18-1, Konan,

Minato-ku, Tokyo, 108-0075 Japan

http://www.daikin.com/global/

P.O.Box 18674, Galleries 4, 11th Floor,

Downtown Jebel Ali, Dubai, UAE.

Importer for Turkey

DAIKIN ISITMA ve SOĞUTMA SISTEMLERI SAN TIC A.Ş.

Pure technical line drawing of a mechanical component without any text, numbers, or symbols

Simple line drawing of a rectangular object with two vertical rectangles and a horizontal line inside (no text or symbols)

^o C —prescript "F" (prescript "F")