Specifications

ENGLISH RAISmanualforRaisAvant
9
Ifitisfoundthatthereisexcessivedraughtinthechimneytheneitheran
adjustablefluedamperoralternativelyadraughtstabilisershouldbefitted.The
adjustablefluedampershouldnotcloseofftheflueentirely,butshouldinits
closedpositi onleaveamini mumcontinuousopeningfreeareaofatleast20%
ofthetotalcrosssectionalareaoftheflueorfluepipe.
Adequateprovisione.g.easilyaccessiblesootdoorordoorsmustbeprovided
forsweepingthechimneyandconnectingfluepipe.
Yous houldalsofamiliariseyourselfwiththedraughtconditionsforchimneys
with2flues.
Forstrongdraughts,thechimneyorflueshouldbefittedwithadraught
stabiliser.Inwhichcase,itisimportanttoensurethatthereisafreeflowthrough
areaofminimum20cm
2
whentheregulatinggateisshut.Otherwi se,thefuel
ener gymaynotbeusedoptimally.
If,atanytime,youareunsureabouttheconditionofthechimney,youshould
conta ctachimneysweep.
Rememberthataccesstothesootdoorshouldbekeptclear.