Helios AIR1-NH WW Notice De Montage Et D'entretien page 21

Installation and Operating Instructions
NOTE
Hot Water Auxiliary Heater – AIR1-NH WW
4. Remove register pipe connection (see Fig. 5).
5. Insert heating register and install star grips (see Fig. 6).
6. Connect feed and return from heating register to the pipe fitting, see Fig. 7 (use the counter-clockwise tightening
method to avoid damage).
The upper pipe connection is the return and the lower pipe connection is the feed.
7. Fasten the temperature sensor to the return with the metal cable tie (included in delivery) (see Fig. 8).
6
EN
Fig .5
Fig .6
Fig .7
Fig .8