Assembly and Connection Fujitsu 3 wires


Aidoo Fujitsu 3 wires Wi-Fi controller

Important: This device is only compatible with 3 wires protocol Fujitsu units equipped with the UTY-RNNxM or UTY-RSNxM thermostats. The unit controller must remain working in parallel with your Aidoo as “Master” mode

Perform all of the connections with a total absence of power.

Follow these steps to connect them:

  1. Set the probe reading of the Fujitsu thermostat as operating temperature (please refer to the Fujitsu General Installation Manual).
  2. Fix your Aidoo close to the AC unit to be controlled using the material supplied (double-sided adhesive tape or screws).

    Important: Check that you have a Wi-Fi signal available before fixing it.
    Assembly Aidoo

  3. Disconnect the indoor unit.
  4. Set the SW1 of the indoor unit for a 3 wires connection (3 WIRE).
    Configuration Aidoo FUJ
  5. Connect the Aidoo to the terminals of the indoor unit using the supplied cable, Red-Y1, Grey-Y2 y Black-Y3. Respect the polarity.
    Connection Aidoo FUJ
  6. Power the indoor unit. Check the LED:
    green (blinking)
    red (solid)