Fujitsu UTY-RNKYT Multi-line T/Mini-T Series Wire Controller

1. Inngangur

This manual provides detailed instructions for the installation, operation, and maintenance of your Fujitsu UTY-RNKYT Multi-line T/Mini-T Series Wire Controller. Please read this manual thoroughly before using the controller to ensure proper function and to prevent damage to the unit or connected equipment. This controller is designed for use with compatible Fujitsu HVAC systems.

2. Öryggisráðstafanir

• Always disconnect power to the HVAC system before installing or servicing the controller.
• This controller operates on DC12V ONLY. Connecting it to an incorrect power source may cause damage to the unit and void the warranty.
• Installation should be performed by a qualified technician to ensure compliance with local electrical codes and safety standards.
• Ekki láta stjórntækið verða fyrir vatni eða miklum raka.
• Do not attempt to disassemble or repair the controller yourself. Refer all servicing to qualified personnel.

3. Controller Components

Familiarize yourself with the various parts of your UTY-RNKYT controller:

3.1 Framhlið yfirview

This image displays the main interface of the controller, including the digital display for time and settings, the 'SET TEMP' buttons for temperature adjustment, and the 'START/STOP' button for power control.

• Skjár: Shows current settings, temperature, day of the week, and operational status.
• SET TEMP Buttons (▼ / ▲): Notað til að stilla æskilega hitastigsstillingu.
• START/STOPP hnappur: Kveikir eða slekkur á tækinu.

3.2 Hidden Panel Controls

This image shows the controller with its protective flap opened, exposing additional buttons for timer settings, fan control, mode selection, maintenance, and economy functions. Important operational notes are also visible on the inside of the flap.

• Tímastilling: Selects different timer operation modes.
• DAGUR: Sets the day of the week for scheduling.
• Aðdáandi: Adjusts fan speed or mode.
• LEIÐBEININGAR: Selects operating modes (e.g., Cool, Heat, Auto).
• CLOCK ADJUST: Notað til að stilla núverandi tíma.
• SET BACK: Activates or deactivates setback temperature.
• TIMER DELETE: Deletes programmed timer settings.
• TIMER SET: Confirms or sets timer programs.
• VIÐHALD: Accesses maintenance-related functions.
• Efnahagslíf: Virkjar orkusparnaðarstillingu.
• SÍA ENDURSTILLING: Resets the filter indicator after cleaning/replacement.
• THERMO SENSOR: Likely related to external temperature sensor settings.

3.3 Bakhlið

This image shows the back of the controller, clearly indicating the model number 'UTY-RNKYT' and the critical power requirement 'DC12V ONLY'. Mounting points are also visible.

• Model Number Label: UTY-RNKYT.
• Power Input Label: DC12V ONLY.
• Festingargöt: For secure installation on a wall or surface.

4. Uppsetning og uppsetning

Proper installation is crucial for the safe and efficient operation of your controller. It is recommended that installation be performed by a certified HVAC technician.

4.1 Uppsetning

1. Choose a suitable location on an interior wall, away from direct sunlight, drafts, and heat sources, which could affect temperature readings.
2. Ensure the location allows for easy access to the controller and its wiring.
3. Use the mounting holes on the rear of the controller (refer to Figure 3) to securely attach it to the wall.

4.2 Raflögn

• MIKILVÆGT: This controller requires a DC12V power supply. Verify your system's power output before connecting. Incorrect voltage mun skemma eininguna.
• Connect the controller to the compatible Fujitsu HVAC system's wiring terminals according to the system's specific wiring diagram.
• Gakktu úr skugga um að allar tengingar séu öruggar og rétt einangraðar.
• After wiring, restore power to the HVAC system.

5. Notkunarleiðbeiningar

The UTY-RNKYT controller offers various functions for precise climate control. Note that any setting or operation change will take effect a few seconds after the applicable button has been pressed.

5.1 Grunnaðgerð

• Kveikt/slökkt: Ýttu á BYRJA/STOPPA button (Figure 1) to turn the unit on or off.
• Hitastilling: Notaðu SET TEMP ▲ (Upp) eða SET TEMP ▼ (Down) buttons (Figure 1) to set your desired temperature.

5.2 Advanced Functions (Hidden Panel - Figure 2)

Open the lower panel to access these controls:

• Stillingarval: Ýttu á MODE button to cycle through available operating modes (e.g., Cool, Heat, Dry, Fan Only, Auto).
• Viftuhraðastýring: Ýttu á FAN hnappinn til að stilla viftuhraðann (t.d. Lágt, Miðlungs, Hátt, Sjálfvirkt).
• Sveiflustilling: To select swing mode, press the button with the fan icon and up/down arrows for 2 seconds.
• Stilling klukku: Ýttu á Klukkan aðlagast to set the current time. Use the ▼ / ▲ buttons to adjust values and DAGUR til að stilla vikudaginn.
• Tímamælir aðgerðir:
  • Ýttu á TÍMARSTAÐUR to select timer options (e.g., On Timer, Off Timer, Program Timer).
  • Notaðu TIMER SETT to confirm timer settings.
  • Notaðu TIMER DELETE to cancel programmed timers.
• Sparnaðarstilling: Ýttu á Efnahagslíf to activate energy-saving operation.
• Set Back Function: Notaðu AFTAKA to enable or disable setback temperature settings, often used for energy savings during unoccupied periods.
• Viðhald: The VIÐHALD button is for accessing system diagnostic or service functions. Consult a technician if this is required.

6. Viðhald

6.1 Endurstilling síu

After cleaning or replacing the air filter in your HVAC unit, the filter indicator on the controller's display may need to be reset. To reset the filter indicator, press the AÐSETA SÍA button (Figure 2) for 2 seconds.

6.2 Þrif á stjórntækinu

• Wipe the controller's surface with a soft, dry cloth.
• Fyrir þrjósk óhreinindi, notið klút létt.ampÞvoið með vatni og mildu þvottaefni og þurrkið síðan.
• Ekki nota slípiefni, leysiefni eða efnaúða, þar sem þau geta skemmt plast og rafeindabúnað.

7. Bilanagreining

Ef þú lendir í vandræðum með stjórntækið þitt skaltu skoða eftirfarandi algeng vandamál og lausnir:

• Error Message "Er-": If the display shows "Er-", this indicates a system error. Please contact your service personnel for diagnosis and repair.
• Button Function Unavailable: If an icon resembling a crossed-out circle is flashing on the display, the function of the button you are trying to use is currently not available. Check the system's current operating mode or status.
• Defrost Indication: If a snowflake icon is indicated on the display, the unit is currently stopped for defrost operation. This is normal during heating cycles in certain conditions and will clear automatically.
• Stjórnandi svarar ekki:
  • Check if the HVAC system has power.
  • Ensure the controller is securely connected to the system wiring.
  • Verify the power supply to the controller is DC12V.

8. Tæknilýsing

9. Notendaráð

• Samhæfni fjarstýringar: This wired controller is designed for direct control of your HVAC system. If you require a system that operates with a handheld remote control, please verify compatibility with your specific HVAC unit and consider alternative controller models.
• Delayed Effect: Remember that any changes to settings or operations will take a few seconds to take effect on the HVAC unit. This is normal behavior.

10. Ábyrgð og stuðningur

For warranty information, technical support, or service inquiries, please contact your Fujitsu dealer or the authorized service center where you purchased the product. Keep your purchase receipt as proof of purchase.