SystemAir Topvex SR 09

5.3MaintenanceInstructions
5.3.1ChangingSupply/Extractairlter
Thebagltercannotbecleanedandmustbechangedwhennecessary.Newlterscanbeorderedfrom
Systemair.Operationtimebetweenlterchangesdependsontheairpollutionattheinstallationsite.A
differentialpressureswitchindicateswhenit’stimetochangethelters.Thiswilltriggeranalarmin
thecontrolpanel.
Whenthisoccursdothefollowing:
1.Replacethelterswithnewonesasdescribedbelow
2.Acknowledgethealarmbypressingtheredbuttononthecontrolpanel(pos.1gure5)followedbyOK
(pos.4gure5)
3.Choose→AcknowledgebypressingOK
Theltersaretakenoutbyreleasingthelterlockinghandleasshownin(gure6)afterwhichthelters
canbetakenoutandreplaced(gure7).
Fig.6Releasingthelterlockinghandle
Fig.7Changinglters
TopvexSR09,11,TR09-15OperationandMaintenanceInstructions
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