10.3 Inspection, maintenance and repair measures
Interval Measure Staff
A Access to the fire damper
Internal and external accessibility
–
Provide access
Specialist per-
sonnel
Installation of the fire damper
Installation according to the operating manual
Ä
26
– Install the fire damper correctly.
Specialist per-
sonnel
Transport and installation protection, if any
Transport/installation protection has been removed
– Remove transport/installation protection
Specialist per-
sonnel
Connection of ductwork/cover grille/flexible connector
Ä
Chapter 6 ‘Acces-
sories’ on page 137
Connection according to this manual
–
Establish correct connection
Specialist per-
sonnel
Power supply to the spring return actuator
Power supply according to spring return actuator rating plate
– Provide correct voltage
Skilled qualified
electrician
A / B Check fire damper for damage
Fire damper
, damper blade and seal must be intact
– Replace the damper blade
– Repair or replace the fire damper.
Specialist per-
sonnel
Function of the release mechanism
Function OK
Fusible link intact/no corrosion
– Replace the fusible link
– Replace the release mechanism
Specialist per-
sonnel
Functional test of the fire damper with fusible link
Ä
142
Fire damper can be opened manually
Handle can be locked in the OPEN position
Damper blade closes when triggered manually
–
Determine and eliminate the cause of the fault
– Repair or replace the fire damper.
– Replace the release mechanism
Specialist per-
sonnel
Functional test of the fire damper with spring return actuator
Ä
143
Actuator function OK
Damper blade closes
Damper blade opens
–
Determine and eliminate the cause of the fault
– Replace the spring return actuator
– Repair or replace the fire damper.
Specialist per-
sonnel
Function of external duct smoke detector
Function OK
Fire damper closes when triggered manually or when smoke is detected
Fire damper opens after reset
–
Determine and eliminate the cause of the fault
– Repair or replace duct smoke detector
Specialist per-
sonnel
Maintenance
Inspection, maintenance and repair measures
Fire damper FKR-EU 151
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