15
16.Manualoperation
Withoutpowersupply,thedampercanbeoperatedmanuallyandfixedinanyrequiredposition.Release
ofthelockingmechanismcanbeachievedmanuallyorautomaticallybyapplyingthesupplyvoltage.
17. Itisrecommendedtoprovideperiodicalchecks,maintenanceandserviceactionsonFireEquipmentby
AuthorizedpersonsschooledbyProducer.
18.Alleffectivesafetystandardsanddirectivesmustbeobservedduringfiredamperassembly.
15.Before entering the dampers with actuating mechanism into operation after their assembly and by
sequentialchecks,checksaccording13.andfollowingchecksmustbecarriedout.
Checkofbladedisplacementintothebreakdownposition"CLOSED"canbedoneaftercuttingoffthe
actuating mechanism supply (e.g. by pressing the RESET button at the thermoelectrical starting
mechanismBAE72BSorcuttingoffthesupplyfromELECTRICALFIRESIGNALISATION).Checkof
bladedisplacementbackintothe"OPEN"positioncanbedoneafterrestorationofpowersupply(e.g.
ByreleasingtheRESETbuttonorrestorationofsupplyfromELECTRICALFIRESIGNALISATION).
14.Before entering the dampers withmanual control (design .01v1 and .01v2 into operation after their
assemblyandbysequentialchecks,checksaccording13.andfollowingchecksmustbecarriedout.
Checkofthermalprotectivefuseandclosingmechanism.
Pushinitiationleverlock"OPEN"toreleasethecontrolleverandcheckitsdisplacementintotheposition
"CLOSED". Closing must be smart and the control lever must be firmly locked with a lever lock
"CLOSED".Incasethattheclosingisnotsmartenoughandthecontrolleverisnotlockedwiththeever
lockintheposition"CLOSED",higherprestretchoftheclosingspringmustbesetbyusingnewholein
baseplateorusingnewspring.
Proper function of the thermal fuse can be checked when the fuse is removed from the starting
mechanism.Theinitiationlevermustbeturnedoverandcontrolleverismovedtoposition"CLOSED".
Ifthisisnotpossible,thenthestartingmechanismspringmustbecheckedorthebaseplatemustbe
replaced.ThebaseplateisattachedtothedamperbodywithfourM5screws.
Displacingthedamperbladeinto"OPEN"positionisdonethefollowingway:
Pushleverlock"CLOSED"and movecontrolleverfrom "CLOSED"positiontowardsposition "OPEN"
untilcontrolleverislockedinleverlock "OPEN".
4. Springsaregalvanized.
5. Thermalprotectivefusesaremadeofsheetbrass,thickness=0.5mm.
6. Fastenersisgalvanized.
2. Damperbladesaremadeoffireresistantasbestosfreeboardsmadeofmineralfibres.
3. Dampercontrolsaremadeofgalvanizedmaterialswithnoothersurfacefinish.
1. Damperbodiesaresuppliedinthestandarddesignmadeofgalvanizedplatewithoutanyothersurface
finish.