BSK-EN fire damper
INSTALLATION, MOUNTING AND OPERATING INSTRUCTIONS
Maintenance or functional test
Construction subject to change
No return possible
Version: 2018-11-14 | Page 19
2. Trigger device with electric spring re-
turn actuator
2.1 External check
2.1.1 Visual inspection
•
Check the fire damper for damage and contamination.
•
Perform necessary cleaning work.
2.1.2 Thermoelectric triggering – Closing the fire dam-
per
•
Press switch (pos. 1) on the thermoelectric trigger device
(pos. 2), thus, the spring return actuator is disconnected
from the power supply (pos. 3) (alternatively: interrupt on-
site power supply).
•
Fire damper must close automatically, locking is perfor-
med by blocking the spring return actuator.
After successful thermoelectric triggering, repeat the process
several times as described in section 2.1.2.
2.2 Internal check
2.2.1 Visual inspection
•
Check the fire damper for damage and contamination.
•
Perform necessary cleaning work.
BSK-EN with electric spring return actuator
Figure
2.1: Side view
Figure
2.2: Front view
3 2 1
2
3
