Daikin FTXJ20A2V1BW User Reference Manual
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Daikin FTXJ20A2V1BW User Reference Manual

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User reference guide
Daikin room air conditioner
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  • Page 1 User reference guide Daikin room air conditioner FTXJ20A2V1BW FTXJ20A2V1BS FTXJ20A2V1BB FTXJ25A2V1BW FTXJ25A2V1BS FTXJ25A2V1BB FTXJ35A2V1BW FTXJ35A2V1BS FTXJ35A2V1BB FTXJ42A2V1BW FTXJ42A2V1BS FTXJ42A2V1BB FTXJ50A2V1BW FTXJ50A2V1BS FTXJ50A2V1BB...

  • Page 2: Table Of Contents

    General.................................... Instructions for safe operation ............................3 About the system Indoor unit ..................................11 3.1.1 Daikin eye indication lamp ..........................12 About the user interface..............................13 3.2.1 Components: Wireless remote control......................13 3.2.2 To operate the wireless remote control ......................14 3.2.3...
  • Page 3 Symptom: Some operation icons are not visible on the wireless remote control, or some functions cannot be activated in the ONECTA app......................66 8.3.14 Symptom: In ONECTA app, powerful operation is NOT indicated as active ..........66 9 Disposal 10 Glossary FTXJ-A(W)(S)(B) User reference guide Daikin room air conditioner 4P518786-9H – 2021.12...

  • Page 4: About The Documentation

    Format: Digital files on http://www.daikineurope.com/support-and-manuals/ product-information/ Latest revisions of the supplied documentation may be available on the regional Daikin website or via your installer. The original documentation is written in English. All other languages are translations. 1.2 Meaning of warnings and symbols DANGER Indicates a situation that results in death or serious injury.
  • Page 5 Example: " 1–3 Figure title" means "Figure 3 in chapter 1". Indicates a table title or a reference to it. Example: " 1–3 Table title" means "Table 3 in chapter 1". FTXJ-A(W)(S)(B) User reference guide Daikin room air conditioner 4P518786-9H – 2021.12...

  • Page 6: User Safety Instructions

    Do NOT place any objects containing water on the unit. CAUTION ▪ Do NOT place any objects or equipment on top of the unit. ▪ Do NOT sit, climb or stand on the unit. FTXJ-A(W)(S)(B) User reference guide Daikin room air conditioner 4P518786-9H – 2021.12...

  • Page 7: Instructions For Safe Operation

    10 cm. CAUTION Do NOT insert fingers, rods or other objects into the air inlet or outlet. When the fan is rotating at high speed, it will cause injury. FTXJ-A(W)(S)(B) User reference guide Daikin room air conditioner 4P518786-9H – 2021.12...
  • Page 8 CAUTION Do NOT operate the system when using a room fumigation-type insecticide. Chemicals could collect in the unit, and endanger the health of people who are hypersensitive to chemicals. FTXJ-A(W)(S)(B) User reference guide Daikin room air conditioner 4P518786-9H – 2021.12...
  • Page 9 If damaged, the unit may fall and result in injury. CAUTION Do NOT touch the heat exchanger fins. These fins are sharp and could result in cutting injuries. FTXJ-A(W)(S)(B) User reference guide Daikin room air conditioner 4P518786-9H – 2021.12...
  • Page 10 Stop operation and shut OFF the power if anything unusual occurs (burning smells etc.). Leaving the unit running under such circumstances may cause breakage, electrical shock or fire. Contact your dealer. FTXJ-A(W)(S)(B) User reference guide Daikin room air conditioner 4P518786-9H – 2021.12...

  • Page 11: About The System

    Always have qualified service personnel confirm that the point of leakage has been repaired or corrected before resuming operation. FTXJ-A(W)(S)(B) User reference guide Daikin room air conditioner 4P518786-9H – 2021.12...

  • Page 12: Daikin Eye Indication Lamp

    Operation mode = Automatic ▪ Temperature setting = 25°C ▪ Airflow rate = Automatic 3.1.1 Daikin eye indication lamp The Daikin eye colour will change according to operation. a ON/OFF button b Daikin eye (with infrared signal receiver) Operation Daikin eye colour Automatic...

  • Page 13: About The User Interface

    Timer operation Orange When the OFF/ON timer or Weekly timer operation is set, the Daikin eye periodically changes to orange. After lighting orange for about 10 seconds, it returns to the colour of the operation mode for 3 minutes. Example: When the timer is set during cooling operation, the Daikin eye will periodically light orange for 10 seconds, and then switch to...

  • Page 14: To Operate The Wireless Remote Control

    The following features can be set when the unit is OFF; settings will be active when the unit is ON. ▪ Buttons: fan, operation modes, outdoor unit silent operation ▪ Menu: all menu features except ECONO operation. FTXJ-A(W)(S)(B) User reference guide Daikin room air conditioner 4P518786-9H – 2021.12...
  • Page 15 Operation mode "5.3 Operation mode and temperature setpoint" [  32] Airflow rate "5.4 Airflow rate" [  34] … Airflow direction "5.5 Airflow direction" [  34] Flash Streamer (cleaning) operation "5.10 Flash Streamer (air cleaning) operation" [  42] FTXJ-A(W)(S)(B) User reference guide Daikin room air conditioner 4P518786-9H – 2021.12...

  • Page 16: Main Menu: Wireless Remote Control

    Flash Streamer "5.10 Flash Streamer (air cleaning) operation" [  42] Econo "5.8 Econo operation" [  40] Remark: (function is prohibited) displays on the screen when the operation is OFF or in Fan only mode. FTXJ-A(W)(S)(B) User reference guide Daikin room air conditioner 4P518786-9H – 2021.12...
  • Page 17 Indoor unit setting menu "4.4 Indoor unit setting" [  20] Brightness of the Daikin eye Open the front panel when the unit is OFF Remark: (function is prohibited) displays on the screen when the operation is ON. When the unit is in operation, the front panel opens automatically.
  • Page 18 Test run during commissioning (for the installer or service person) Error code indication by the wireless remote control "8.2 Solving problems based on error codes" [  64] QR code for ONECTA app "To install the ONECTA app" [  22] FTXJ-A(W)(S)(B) User reference guide Daikin room air conditioner 4P518786-9H – 2021.12...

  • Page 19: Before Operation

    To insert the batteries ................................To mount the wireless remote control magnetic holder ...................... To turn on the power supply..............................Indoor unit setting .................................. 4.4.1 Brightness of the Daikin eye ..........................4.4.2 Open the front panel.............................. 4.4.3 Wireless LAN connection ............................

  • Page 20: To Mount The Wireless Remote Control Magnetic Holder

    2 Perform the settings listed below. 3 Press to return to the main menu or press to exit to the home screen. Setting list 4.4.1 Brightness of the Daikin eye ..........................4.4.2 Open the front panel.............................. 4.4.3 Wireless LAN connection ............................4.4.4 Vertical airflow function............................

  • Page 21: Brightness Of The Daikin Eye

    Before operation 4.4.1 Brightness of the Daikin eye You can set the brightness of the Daikin eye on the indoor unit to high, low or turn it OFF. To set the brightness of the Daikin eye 1 In the indoor unit setting menu, navigate to the brightness of the Daikin eye...
  • Page 22 3 Navigate to the QR code screen using 4 Scan the QR code by smartphone or other smart devices. Result: The QR code will re-direct you to the App Store or Google Play. FTXJ-A(W)(S)(B) User reference guide Daikin room air conditioner 4P518786-9H – 2021.12...
  • Page 23 ON = Wireless LAN ON (AP mode/RUN mode (SSID + KEY) connection setting) ▪ OFF = Wireless LAN OFF Exit to setting menu EXIT WPS connection setting Reset to factory default RESET Connection status check STATUS FTXJ-A(W)(S)(B) User reference guide Daikin room air conditioner 4P518786-9H – 2021.12...
  • Page 24 WPS setting 2 Press the WPS button on your communication device (e.g. router) within approximately 1 minute. Refer to the manual of your communication device. Result: If the connection was successful, the Daikin eye colour alternates between blue and partly green. INFORMATION If the connection with your router is not possible, try procedure "To connect using...
  • Page 25 To confirm the wireless LAN connection status 1 Navigate to the status screen using . Press to confirm. Status screen STATUS 2 Check the Daikin eye. a Daikin eye b Partly green c Red, orange or blue Daikin eye colour alternates between …then wireless adapter is…...

  • Page 26: Vertical Airflow Function

    1 Enter the wireless LAN connection setting menu and change the setting to OFF using . Press to confirm your selection. Result: The Daikin eye alternates between green and white. Communication is OFF. 4.4.4 Vertical airflow function This function helps with optimal airflow and temperature distribution in heating operation mode.

  • Page 27: Keep Dry

    4.5 Wireless remote control setting 1 Enter the main menu by pressing and navigate to the wireless remote control setting menu using . Press to enter the menu. FTXJ-A(W)(S)(B) User reference guide Daikin room air conditioner 4P518786-9H – 2021.12...

  • Page 28: To Set Contrast Of The Lcd

    The display will turn OFF after 5 seconds The display will turn OFF after 20 seconds 2 Change the setting using . Minimum is 5 seconds and maximum is 20 seconds. The value changes by 5 seconds with each step. FTXJ-A(W)(S)(B) User reference guide Daikin room air conditioner 4P518786-9H – 2021.12...

  • Page 29: To Set Automatic Send After Select

    4 Press the indoor unit ON/OFF switch while the Daikin eye is blinking. a ON/OFF switch INFORMATION If the setting could NOT be completed while the Daikin eye was blinking, repeat the setting process from the beginning. FTXJ-A(W)(S)(B) User reference guide Daikin room air conditioner 4P518786-9H –...

  • Page 30: Operation

    In heating mode, heat up a room. Heating ▪ In fan only mode, blow air in a room without heating or cooling. ▪ In drying mode, decrease the humidity in a room. Fan only Drying FTXJ-A(W)(S)(B) User reference guide Daikin room air conditioner 4P518786-9H – 2021.12...
  • Page 31 To prevent the air from coming in direct contact with people. To save energy when nobody is in the room. "4.4.6 Keep dry" [  27] To avoid increasing the room humidity. FTXJ-A(W)(S)(B) User reference guide Daikin room air conditioner 4P518786-9H – 2021.12...

  • Page 32: Operation Mode And Temperature Setpoint

    In that case, the system automatically switches to defrosting operation to remove the frost. During defrosting operation, hot air is NOT blown from the indoor unit. FTXJ-A(W)(S)(B) User reference guide Daikin room air conditioner 4P518786-9H – 2021.12...

  • Page 33: To Start/Stop Operation Mode And To Set The Temperature

    The carousel menu will always start with the currently active setting. 2 Press to start operation. 3 The home screen changes as follows and the Daikin eye indication lamp goes Home screen when unit is ON during… heating, cooling, drying operation...

  • Page 34: Airflow Rate

    The airflow direction is the direction in which the indoor unit blows its air. It does so by moving horizontal blades (flaps) or vertical blades (louvers). Adjust the airflow direction as desired and in swing or in fixed position. FTXJ-A(W)(S)(B) User reference guide Daikin room air conditioner 4P518786-9H – 2021.12...
  • Page 35 Flap position in heating operation (vertical airflow OFF) c Flap position in heating operation (vertical airflow ON) In cooling and drying The airflow direction will change to spread the air along the ceiling. FTXJ-A(W)(S)(B) User reference guide Daikin room air conditioner 4P518786-9H – 2021.12...
  • Page 36 Setting list 5.5.1 To adjust vertical airflow direction ........................5.5.2 To adjust horizontal airflow direction........................5.5.3 To use 3D airflow direction ............................ FTXJ-A(W)(S)(B) User reference guide Daikin room air conditioner 4P518786-9H – 2021.12...

  • Page 37: To Adjust Vertical Airflow Direction

    1 Set the vertical and the horizontal airflow to ON. appears on the bottom of the home screen. The flaps (horizontal blades) and louvers (vertical blades) will begin to swing. FTXJ-A(W)(S)(B) User reference guide Daikin room air conditioner 4P518786-9H – 2021.12...

  • Page 38: To Start/Stop Comfort Airflow Operation

    About the Intelligent eye sensor NOTICE ▪ Do NOT hit or push the Intelligent eye sensor. Doing so may lead to malfunction. ▪ Do NOT place large objects near the Intelligent eye sensor. FTXJ-A(W)(S)(B) User reference guide Daikin room air conditioner 4P518786-9H – 2021.12...

  • Page 39: To Start/Stop Intelligent Eye Operation

    CANNOT be changed. Drying ▪ The temperature setting is lowered by 2.5°C. ▪ The airflow rate is slightly increased. Fan only The airflow rate is fixed to the maximum setting. FTXJ-A(W)(S)(B) User reference guide Daikin room air conditioner 4P518786-9H – 2021.12...

  • Page 40: To Start/Stop Powerful Operation

    If power consumption is already low, Econo operation will NOT further reduce power consumption. A Running current and power consumption B Time a Maximum during normal operation FTXJ-A(W)(S)(B) User reference guide Daikin room air conditioner 4P518786-9H – 2021.12...

  • Page 41: To Start/Stop Econo Operation

    Outdoor unit quiet operation will NOT further reduce the compressor rotation speed. 5.9.1 To start/stop Outdoor unit quiet operation 1 Press to enter the outdoor unit quiet operation pop-up menu. FTXJ-A(W)(S)(B) User reference guide Daikin room air conditioner 4P518786-9H – 2021.12...

  • Page 42: Flash Streamer (Air Cleaning) Operation

    5.11 Clock and timer setting 1 Enter the main menu by pressing and navigate to the clock and timer setting menu using . Press to enter the menu. FTXJ-A(W)(S)(B) User reference guide Daikin room air conditioner 4P518786-9H – 2021.12...

  • Page 43: The Clock Setting

    2 Change the day of the week using Day of the week setting 0:00 Display Day of the week Monday Tuesday Wednesday Thursday Friday Saturday Sunday 3 Go to the hours setting using FTXJ-A(W)(S)(B) User reference guide Daikin room air conditioner 4P518786-9H – 2021.12...

  • Page 44: Off/On Timer Operation

    4 Go to the hour setting using and change the hour setting using in 24-hour format. 5 Go to the minutes setting using and change the minutes setting using in 10-minute intervals. FTXJ-A(W)(S)(B) User reference guide Daikin room air conditioner 4P518786-9H – 2021.12...
  • Page 45 Result: appears on the bottom of the home screen. The set time is displayed on the OFF timer screen in the main menu. The Daikin eye lights orange. The unit will turn OFF after the set time. 7 To cancel the timer setting, go to the OFF timer setting menu and change TIME to CANCEL.

  • Page 46: Weekly Timer Operation

    Result: appears on the bottom of the home screen. The set time is displayed on the ON timer screen in the main menu. The Daikin eye lights orange. The unit will turn ON after the set time. 7 To cancel the timer setting, go to the ON timer setting menu and change TIME to CANCEL.
  • Page 47 2 Change OFF to ON using , then press to confirm your selection. Result: The Daikin eye lights orange. Settings for the first day of the week will display (4 entries for each day). Weekly timer disabled Weekly timer active 3 Navigate between days using .

  • Page 48: About Multi System

    When more than 1 indoor unit is operating, priority is given to the first unit that was turned on. Set other units to the same operation mode. Otherwise, they will enter the standby mode, and the Daikin eye will flash (does NOT indicate malfunction).
  • Page 49 Exceptions: If the first unit that was turned on is set to fan only, and then in the other room heating mode is set, priority will be given to the unit set to the heating mode. The first unit will go in standby and the Daikin eye will flash. INFORMATION ▪...

  • Page 50: Night Quiet Mode

    Activate this function if you wish to set all indoor units connected in a Multi-system to 1 operation mode. INFORMATION The Cooling/heating mode lock CANNOT be activated together with the priority room setting. FTXJ-A(W)(S)(B) User reference guide Daikin room air conditioner 4P518786-9H – 2021.12...

  • Page 51: Energy Saving And Optimum Operation

    Adjust the air flow direction to avoid cool air from gathering on the floor or warm air against the ceiling. (Up during cooling or dry operation to the ceiling and down during heating operation.) ▪ Avoid direct air flow to room inhabitants. FTXJ-A(W)(S)(B) User reference guide Daikin room air conditioner 4P518786-9H – 2021.12...
  • Page 52 Energy saving and optimum operation ▪ Operate the system within the recommended temperature range (26~28°C for cooling and 20~24°C for heating) to save energy. FTXJ-A(W)(S)(B) User reference guide Daikin room air conditioner 4P518786-9H – 2021.12...

  • Page 53: Maintenance And Service

    Do NOT use cleaning materials or means to accelerate the defrosting process other than those recommended by the manufacturer. ▪ Be aware that the refrigerant inside the system is odourless. FTXJ-A(W)(S)(B) User reference guide Daikin room air conditioner 4P518786-9H – 2021.12...

  • Page 54: To Clean The Indoor Unit And Wireless Remote Control

    WARNING Improper detergents or cleaning procedure may cause damage on plastic components or water leakage. Splashed detergent on electric components, such as motors, may cause failure, smoke or ignition. FTXJ-A(W)(S)(B) User reference guide Daikin room air conditioner 4P518786-9H – 2021.12...

  • Page 55: To Clean The Front Panel

    3 Turn the power supply OFF. 4 Pull down both locks on the back of the front panel. 5 Open the front panel until the support fits into the fixing tab. FTXJ-A(W)(S)(B) User reference guide Daikin room air conditioner 4P518786-9H – 2021.12...

  • Page 56: About The Air Filters

    1 Push the tab at the centre of each air filter, then pull it down. 2 Pull out the air filters. 3 Remove the titanium apatite deodorising filter and silver particle filter from the tabs. FTXJ-A(W)(S)(B) User reference guide Daikin room air conditioner 4P518786-9H – 2021.12...

  • Page 57: To Clean The Titanium Apatite Deodorising Filter And The Silver Particle Filter (Ag-Ion Filter)

    1 Remove titanium apatite deodorising filter and the silver allergen removal air purifying filter from all 4 claws. a Claw 2 Remove the dust from the filter with a vacuum cleaner. FTXJ-A(W)(S)(B) User reference guide Daikin room air conditioner 4P518786-9H – 2021.12...

  • Page 58: To Replace The Titanium Apatite Deodorising Filter And The Silver Particle Filter (Ag-Ion Filter)

    Silver particle filter KAF057A41 7.9 To close the front panel 1 Set the filters as they were. 2 Lift the front panel slightly and remove the support from the fixing tab. FTXJ-A(W)(S)(B) User reference guide Daikin room air conditioner 4P518786-9H – 2021.12...

  • Page 59: To Remove The Front Panel

    3 Push the right arm lightly to the right to disconnect the shaft from the shaft slot on the right side. a Arm b Shaft slot c Shaft 4 Disconnect the front panel shaft from the shaft slot on the left side. FTXJ-A(W)(S)(B) User reference guide Daikin room air conditioner 4P518786-9H – 2021.12...

  • Page 60: To Take Following Items Into Account Before A Long Idle Period

    Maintenance costs shall be borne by the customer. In certain operating conditions the inside of the unit may get dirty after several seasons of use. This results in poor performance. FTXJ-A(W)(S)(B) User reference guide Daikin room air conditioner 4P518786-9H – 2021.12...

  • Page 61: Troubleshooting

    Stop operation. The operation switch does NOT function Turn OFF the power supply. properly. The Daikin eye flashes and you can check the Notify your installer and report error code by the wireless remote control. To the error code. display the error code, see "8.2 Solving...
  • Page 62 [   44] and "5.11.3  Weekly timer operation" [  46]. ▪ Check if the clock and the day of the week are set correctly. Refer "5.11.1  clock setting" [  43]. FTXJ-A(W)(S)(B) User reference guide Daikin room air conditioner 4P518786-9H – 2021.12...

  • Page 63: Troubleshooting For Wireless Lan Connection

    Problem Measure Connection to the wireless LAN is not ▪ Try operating the unit with the possible (Daikin eye is NOT blinking wireless remote controller or other during wireless LAN connection setting). user interface. ▪ Check if the power is on.

  • Page 64: Solving Problems Based On Error Codes

    3 Navigate to the software and version screen using 4 Keep pressed for at least 5 seconds to enter the self-diagnosis menu. 5 Navigate to the error code indication screen using . Press confirm your selection. FTXJ-A(W)(S)(B) User reference guide Daikin room air conditioner 4P518786-9H – 2021.12...

  • Page 65: Symptoms That Are Not System Malfunctions

    8.3.7 Symptom: A faxing sound is heard when the front panel is fully open After power failure, the front panel opens automatically. If the front panel was already fully open before power failure, an opening mechanism emits faxing sound. FTXJ-A(W)(S)(B) User reference guide Daikin room air conditioner 4P518786-9H – 2021.12...

  • Page 66: Symptom: White Mist Comes Out Of A Unit (Indoor Unit, Outdoor Unit)

    When the powerful operation is activated while indoor unit is OFF, the powerful operation may not be displayed as active for 2  minutes until the cloud data are updated. FTXJ-A(W)(S)(B) User reference guide Daikin room air conditioner 4P518786-9H – 2021.12...

  • Page 67: Disposal

    Do NOT try to dismantle the system yourself: dismantling of the system, treatment of the refrigerant, oil and other parts MUST comply with applicable legislation. Units MUST be treated at a specialised treatment facility for reuse, recycling and recovery. FTXJ-A(W)(S)(B) User reference guide Daikin room air conditioner 4P518786-9H – 2021.12...

  • Page 68: Glossary

    Optional equipment Equipment made or approved by Daikin that can be combined with the product according to the instructions in the accompanying documentation. Field supply Equipment NOT made by Daikin that can be combined with the product according to the instructions in the accompanying documentation.
  • Page 72 4P518786-9H 2021.12 Verantwortung für Energie und Umwelt...

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