Assembly Preparation - Helios BAK Series Installation And Operating Instructions Manual

Fire dampers BAK...

ASSEMBLY PREPARATION

Fig. 1 Assembly of end switch BA-S (Accessories)
Pos. 1 Insert holder in the inner ring of the fire dampers into T­nut
Pos. 2 Push holder down to lock in the T­nut
Pos. 3/4 Clip BA­S end switch to the holder. Then test the functioning of the switch.
Pos. 1
Holder
Fig. 2 Replace the fusible link
Pos. 1 Push molten solder to the side against the lever and remove
Pos. 2 Insert replacement fusible link (Accessories, Ref. no. 84974) in the fusible link holder and snap into place
Pos. 1
Fig. 2 Attach the fusible link
Pos. 3 In order to attach the fusible link, bend the locking springs in the inner ring of the fire dampers outwards
Pos. 4 Push the two semi­circular damper blades together so that the fusible link can be attached to the locking catch.
Pos. 2
Pos. 2
Fusible link
Fusible link holder
Pos. 3
Pos. 3
Catch spring
2
Fig.1
Pos. 4
Fig.2
Pos. 4