Helios AIR1-ENH Notice De Montage Et D'utilisation page 21

Installation and Operating Instructions
ATTENTION
Electrical auxiliary heater AIR1-ENH
1. Apply sealing strips where the module joins the AIR1 unit (see Fig. 12).
2. Remove screw covers on the unit before installing the module (see Fig. 13).
3. Remove temperature sensor from the unit supply cable. Bring the module and unit together and connect the unit
plug to the electrical auxiliary heater module (see Fig. 14).
It is recommended to remove the electrical heater from the module to enable easy access to the connections.
Unit supply cable
Temperature sensor
4. Connect temperature sensor (included in delivery) to the supply side of the auxiliary heater. Fasten the sensor cable
to the sheet metal part with a cable tie (see Fig. 15).
5. Connect module connector to unit and install the module (see Fig. 16).
Fig .12
Fig .13
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Fig .14
Fig .15