Helios AIR1-CO DX-Serie Montage- Und Betriebsvorschrift Seite 46

Installation and Operating Instructions
EN
Change-over-unit AIR1-CO DX
4. Establish the electrical connection between the AIR1 unit and the change-over-unit DX.
– If there an external auxiliary heater is not used:
Use the depicted connection cable (see Fig.26) to connect the change-over-unit DX and the AIR1 unit.
– If an external auxiliary heater is used:
Directly connect heating and change-over-unit DX.
5. Connect the temperature sensor, which has been removed from the AIR1 unit or external auxiliary heater, to the
supply air side of the change-over-unit DX. Fasten the sensor cable to the metal bracket with a cable tie (see Fig.28).
6. Mount the module connector to the AIR1 unit or external auxiliary heater and the change-over-unit DX and connect
with the 16 x 20 mm screws (see Fig.29).
Fig�27
19
Fig�26
Fig�28
Fig�29