Adjusting the nozzles
The DID614 is fitted with adjustable twin nozzles
that allow for adapting the airflow velocity to
changed operating conditions at a later stage, if
required.
CAUTION!
Hot surface!
Danger of burn injuries when working on the hot
water system.
Before working on the water-side connections,
shut down the system and let it cool down.
③
①
②
Fig. 11: Opening the induced air grille
1.
To open the induced air grille (Fig. 11/1),
pull it down. To completely remove the grille,
unhook the safety cables (Fig. 11/2) by
pulling them down together with the
retaining plates (Fig. 11/3).
②
③
④
①
Fig. 12: Adjusting the nozzles on the DID614
2.
Loosen the Allen screws (SW4) (Fig. 12/4)
of the flat adjustment bar (Fig. 12/1).
3.
Slide the flat adjustment bar back or forth to
open or close the nozzles as required:
small nozzle open (Fig. 12/2) (DS)
large nozzle open (Fig. 12/3) (DB)
both nozzles open (DA, factory setting)
4.
Manually tighten the Allen screws of the flat
adjustment bar.
5.
Fix the induced air grille.
Commissioning
Active chilled beams Type DID614
11
