English Français OPERATION MANUAL Español DAIKIN ROOM AIR CONDITIONER Enjoy year-round comfort. MODELS FVXS09NVJU FVXS12NVJU FVXS15NVJU FVXS18NVJU 00_CV_3P379751-5C.
Features Enhanced comfort and energy savings ECONO This function enables efficient operation by limiting the maximum power consumption. It is useful when using the air conditioner and other electrical devices simultaneously on a shared electrical circuit. Page 15 WEEKLY TIMER Up to 4 timer settings can be saved for each day of the week according to your family’s life style. The WEEKLY TIMER allows you to set on/off times and the desired temperature.
English Contents Read Before Operation Safety Considerations ..................................... 3 Names of Parts ............................................... 5 Preparation Before Operation ......................... 9 Basic Operation AUTO · DRY · COOL · HEAT · FAN Operation ................................... 11 Adjusting the Airflow Rate .................. 12 Adjusting the Airflow Direction ........... 13 Useful Functions POWERFUL Operation ...................... 15 ECONO Operation ..........
Read Before Operation Safety Considerations Read these Safety Considerations for Operations carefully before operating an air conditioner or heat pump. Make sure that the unit operates properly during the startup operation. Instruct the user on how to operate and maintain the unit. Inform users that they should store this operation manual with the installation manual for future reference. Meanings of DANGER, WARNING, CAUTION, and NOTE Symbols: DANGER ...........
English Read Before Operation • Do not place items under the indoor unit as they may be damaged by condensates that may form if the humidity is above 80% or if the drain outlet gets blocked. • Before cleaning, stop the operation of the unit by turning the power off or by pulling the supply cord out from its receptacle. Otherwise, an electric shock and injury may result. • Do not wash the air conditioner or heat pump with excessive water. An electric shock or fire may result.
Read Before Operation Names of Parts Indoor Unit Flap (horizontal blade) Page 13 Air outlet Model name Front panel Louvers (vertical blade) Page 13 • The louvers are inside of the air outlet. Air inlet Air outlet Display OPERATION lamp (green) Signal receiver • Receives signals from the remote controller. • When the unit receives a signal, you will hear a beep sound.
English Read Before Operation Open the front panel • How to open the front panel: Page 28 Titanium apatite photocatalytic Air-purifying filter Air outlet selection switch Page 14 Air filter • This setting blows air from upper outlet only. • This setting automatically decides a blow pattern depending on mode and conditions. (Setting at time of purchase) • This setting is recommended. Indoor temperature sensor • Detects the air temperature around the unit.
Read Before Operation Names of Parts Remote Controller Signal transmitter Display (LCD) • Displays the current settings. (In this illustration, each section is shown with all its displays on for the purpose of explanation.) Receiver • To use the remote controller, aim the transmitter at the indoor unit. If there is anything blocking the signals between the unit and the remote controller, such as a curtain, the unit may not operate. • The maximum transmission distance is about 23ft (7m).
English Read Before Operation Open the front cover MODE selector button • Selects the operation mode. (AUTO/DRY/COOL/HEAT/FAN) Page 11 ECONO button • ECONO operation. QUIET button • OUTDOOR UNIT QUIET Page 16 operation. OFF TIMER button (NIGHT SET mode) Page 18 Page 15 SWING button • Adjusts the airflow direction. Page 13 : WEEKLY button : PROGRAM button : COPY button TIMER CANCEL button : BACK button • Cancels the timer setting. Page 17,18 : NEXT button • WEEKLY TIMER operation.
Read Before Operation Preparation Before Operation To insert the batteries 2 1 3 Position + and – correctly! 1. Slide the front cover to take it off. 2. Insert 2 dry batteries AAA.LR03 (alkaline). 3. Replace the front cover. To ﬁx the remote controller holder to a wall Remote controller 1. Choose a place where the signals reach the unit. 2. Attach the holder to a wall, a pillar, or similar location with the screws supplied with the holder. Screws Remote controller holder 3.
English Read Before Operation Turn on the circuit breaker • After the power is turned on, the flaps of the indoor unit open and close once to set the reference position. To set the clock 1. Press . “ “ ” is displayed on the LCD. ” and “ ” blink. 2. Press to set the current day of the week. 3. Press . “ 4. Press • Holding down 5. Press ” blinks. to set the clock to the present time. or rapidly increases or decreases the displayed time. .
Basic Operation AUTO · DRY · COOL · HEAT · FAN Operation The air conditioner operates with the operation mode of your choice. From the next time on, the air conditioner will operate with the same operation mode. To start operation 1. Press and select an operation mode. • Each pressing of the button changes the mode setting in sequence. AUTO DRY 2. Press COOL HEAT FAN . •“ ” is displayed on the LCD. • The OPERATION lamp lights green. Control panel Display To stop operation Press again.
English Basic Operation Adjusting the Airflow Rate You can adjust the airflow rate to increase your comfort. To adjust the airflow rate setting Press . • Each pressing of changes the airflow rate setting in sequence. AUTO Indoor unit quiet Airﬂow rate 1-5 (Low to High) • When the airflow is set to “ ”, quiet operation starts and noise from the indoor unit will become quieter. • In the quiet operation mode, the airflow rate is set to a weak level.
Basic Operation Adjusting the Airflow Direction You can adjust the airflow direction to increase your comfort. CAUTION • Always use a remote controller to adjust the angles of the flap. Moving the flap forcibly by hand may cause a malfunction. • Be careful when adjusting the louvers. Inside the air outlet, a fan is rotating at a high speed. To start auto swing Up and down airflow direction Press . •“ ” is displayed on the LCD. • The flaps (horizontal blades) will begin to swing.
English Basic Operation Air outlet selection • Make air outlet selection according to what suits you. Page 6 When setting the air outlet selection switch to • Air conditioner automatically decides the appropriate blowing pattern depending on the operating mode/situation. Mode COOL ( ) HEAT ( ) Situation Blowing pattern When the operation is activated or when the room is not fully cooled. Air is emitted from the upper and lower air outlets in order to reach the set temperature quickly.
Useful Functions POWERFUL Operation POWERFUL operation quickly maximizes the cooling (heating) effect in any operation mode. In this mode, the air conditioner operates at maximum capacity. To start POWERFUL operation Press during operation. •“ ” is displayed on the LCD. • POWERFUL operation ends in 20 minutes. Then the system automatically operates again with the previous settings which were used before POWERFUL operation. To cancel POWERFUL operation Press •“ again. ” disappears from the LCD.
English Useful Functions OUTDOOR UNIT QUIET Operation OUTDOOR UNIT QUIET operation lowers the noise level of the outdoor unit by changing the frequency and fan speed of the outdoor unit. This function is convenient during the night-time operation. To start OUTDOOR UNIT QUIET operation Press •“ . ” is displayed on the LCD. To cancel OUTDOOR UNIT QUIET operation Press •“ again. ” disappears from the LCD.
TIMER Operation ON/OFF TIMER Operation Timer functions are useful for automatically switching the air conditioner on or off at night or in the morning. You can also use the ON TIMER and OFF TIMER together. To use ON TIMER operation • Check that the clock is correct. If not, set the clock to the present time. 1. Press . “ “ •“ Page 10 ” is displayed on the LCD. ” blinks. ” and day of the week disappear from the LCD. 2. Press until the time setting reaches the point you like.
English TIMER Operation To use OFF TIMER operation • Check that the clock is correct. If not, set the clock to the present time. 1. Press . “ “ •“ Page 10 ” is displayed on the LCD. ” blinks. ” and day of the week disappear from the LCD. 2. Press until the time setting reaches the point you like. • Each pressing of either button increases or decreases the time setting by 10 minutes. Holding down either button changes the time setting rapidly. 3. Press again.
TIMER Operation WEEKLY TIMER Operation Up to 4 timer settings can be saved for each day of the week. This is convenient to adapt the WEEKLY TIMER to your family’s life style. Setting example of the WEEKLY TIMER The same timer settings are used from Monday through Friday, while different timer settings are used for the weekend. [Monday] Make timer settings for programs 1-4.
English TIMER Operation To use WEEKLY TIMER operation Setting mode • Make sure the day of the week and time are set. If not, set the day of the week and time. Page 10 program 1 program 2 ON OFF [Monday] program 3 77°F (25°C) 6:00 program 4 ON OFF 81°F (27°C) 8:30 17:30 22:00 Setting Displays Day and number 1. Press ON/OFF Time Temperature . • The day of the week and the reservation number of the current day will be displayed. • 1 to 4 settings can be made per day. 2.
TIMER Operation WEEKLY TIMER Operation 6. Press to select the desired time. • The time can be set between 0:00 and 23:50 in 10-minute intervals. • To return to the ON/OFF TIMER mode setting, press • Proceed to STEP 9 when setting the OFF TIMER. 7. Press . . • The time will be set. •“ ” and the temperature blink. 8. Press to select the desired temperature. • The temperature can be set between 50°F (10°C) and 90°F (32°C).
English TIMER Operation Copy mode • A reservation made once can be copied to another day of the week. The whole reservation of the selected day of the week will be copied. program 1 program 2 program 3 ON [Monday] OFF 77°F (25°C) 6:00 program 4 ON OFF 81°F (27°C) 8:30 17:30 22:00 COPY program 1 [Tuesday] to [Friday] program 2 program 3 ON OFF 77°F (25°C) 6:00 program 4 ON OFF 81°F (27°C) 8:30 17:30 22:00 Setting Displays Confirmation 1. Press 2. Press 3.
TIMER Operation WEEKLY TIMER Operation Conﬁrming a reservation • The reservation can be confirmed. Setting Displays Normal 1. Press Confirmation . • The day of the week and the reservation number of the current day will be displayed. 2. Press to select the day of the week and the reservation number to be conﬁrmed. • Pressing displays the reservation details. • To change the confirmed reserved settings, select the reservation number and press The mode is switched to setting mode.
English TIMER Operation To delete reservations An individual reservation 1. Press . • The day of the week and the reservation number will be displayed. 2. Press to select the day of the week and the reservation number to be deleted. 3. Press . •“ ” and “ 4. Press • Pressing ” or “ ” blink. until no icon is displayed. changes the ON/OFF TIMER mode in sequence. • Selecting “blank” will cancel any reservation you may have. blank ON TIMER OFF TIMER 5.
Multi Connection Note for Multi System A multi system has one outdoor unit connected to multiple indoor units. Selecting the operation mode When the priority room setting is active but the set unit is not operating or when the priority room setting is inactive When more than one indoor unit is operating, priority is given to the first unit that was turned on. In this case, set the units that are turned on later to the same operation mode as the first unit.
English Multi Connection COOL/HEAT mode lock The COOL/HEAT mode lock requires initial programming during installation. Please consult your authorized dealer for assistance. The COOL/HEAT mode lock sets the unit forcibly to either COOL or HEAT operation. This function is convenient when you wish to set all indoor units connected to the multi system to the same operation mode. NOTE • The COOL/HEAT mode lock cannot be activated together with the priority room setting.
Care Care and Cleaning CAUTION • Before cleaning, be sure to stop the operation and turn off the circuit breaker. • Do not touch the aluminum fins of the indoor unit. If you touch those parts, this may cause an injury. Quick reference Cleaning parts Air ﬁlter • Vacuum dust or wash the filter. Once every 2 weeks Page 29 Front panel • Wipe it with a soft damp cloth. If dirty Page 28 Indoor unit, Outdoor unit and Remote controller • Wipe them with a soft cloth.
English Care CAUTION • When removing or attaching the front panel, stand on solid ground and use caution. • When removing or attaching the front panel, support the panel securely with your hand to prevent it from falling. Front panel 1. Open the front panel. 4. Reattach the front panel. • Slide the 2 stoppers on the left and right sides inward until they click. • Insert the front panel hooks into the grooves of the unit (3 places). • Attach the string to the right, inner-side of the front grille.
Care Care and Cleaning Air ﬁlter 1. Open the front panel. Page 28 2. Pull out the air ﬁlter. • Press the claws on the right and left of the air filter down slightly, then pull upward. 4. Wash the air ﬁlter with water or clean it with a vacuum cleaner. • It is recommended to clean the air filter every 2 weeks. If the dust does not come off easily 3. Take off the titanium apatite photocatalytic air-purifying ﬁlters.
English Care Titanium apatite photocatalytic air-purifying ﬁlter 1. Open the front panel and pull out the air ﬁlter. Page 28,29 2. Take off the titanium apatite photocatalytic air-purifying ﬁlters. [Replacement] Remove the ﬁlter from the ﬁlter frame and prepare a new one. • Do not throw away the filter frame. Reuse the filter frame when replacing the titanium apatite photocatalytic air-purifying filter. • Hold the recessed parts of the frame and unhook the 4 claws.
Care Care and Cleaning Prior to a long period of non-use 1. Operate the FAN mode for several hours to dry out the inside. 1) Press and select “ ”. • When a multi outdoor unit is connected, make sure the HEAT operation is not being used in other rooms before you use the FAN operation. Page 25 2) Press and start the operation. 2. After operation stops, turn off the circuit breaker for the room air conditioner. 3. Take out the batteries from the remote controller.
English When the Need Arises FAQ Indoor unit The flap does not start swinging immediately. • The air conditioner is adjusting the position of the flap. The flap will start moving soon. Different sounds are heard. A sound like flowing water • This sound is generated because the refrigerant in the air conditioner is flowing. • This is a pumping sound of the water in the air conditioner and can be heard when the water is pumped out from the air conditioner during COOL or DRY operation.
When the Need Arises Troubleshooting Before making an inquiry or a request for repair, please check the following. If the problem persists, consult your dealer. Not a problem Check This case is not a problem. Please check again before requesting repairs. The air conditioner does not operate Case OPERATION lamp is off. OPERATION lamp is blinking.
English When the Need Arises The room does not cool down / warm up Case Air comes out. Description / what to check • • • • • • Is there any furniture directly under or beside the indoor unit? Is the air conditioner in ECONO operation or OUTDOOR UNIT QUIET operation? Page 15,16 Is the air filter dirty? Is there anything blocking the air inlet or air outlet of the indoor unit or outdoor unit? Is a window or door open? Is an exhaust fan turning? Mist comes out Case Mist comes out of the indoor unit.
When the Need Arises Troubleshooting Call your dealer immediately WARNING When an abnormality (such as a burning smell) occurs, stop operation and turn off the circuit breaker. • Continued operation in an abnormal condition may result in problems, electric shock or fire. • Consult the dealer where you bought the air conditioner. Do not attempt to repair or modify the air conditioner by yourself. • Incorrect work may result in electric shock or fire.
English When the Need Arises Fault diagnosis by remote controller • The remote controller can receive relevant error codes from the indoor unit. 1. When “ is held down for about 5 seconds, ” blinks in the temperature display section. 2. Press repeatedly until a continuous beep is produced. • The code indication changes as shown below, and notifies you with a long beep.
Quick Reference The two-dimensional bar code is a manufacturing code. 3P379751-5C M15B133 (1511) HT 00_CV_3P379751-5C.