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5.1
Changing air filters
The bag filter cannot be cleaned and must be changed when necessary. New filters can be ordered from Systemair. Op-
eration time between filter changes depends on the air pollution at the installation site. A differential pressure switch
indicates when it’s time to change the filters. This will trigger an alarm in the control panel.
Re-set the alarm after filter change, see Alarm settings, Alarm limits, Service alarm in the Control panel.
Initial pressure drop for Topvex SF02 to Topvex SF03 is approx. 50 Pa and 60 Pa for Topvex SF04 to Topvex SF12.
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Summary of Contents for Topvex SF02-S12
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