Trox Technik FKRS-EU, Installation And Operating Manual

Page: 167 / 176

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 operating manual
–
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

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 160

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
161
 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 Type FKRS-EU 167