23
DuctlessFumeHoods
5.2.3SecondaryBackupFilterChangingProcedure
1. Unscrew,openandremovethebackupfilterclamp
2. Replacethesecondarybackupfilter
3. Reversetheabovestepstofinishtheprocedure
5.3ReplacingtheAirflowSensor
1. LowertheSashBalancinguntilbelowthesensorcoverlevel
2. Openthesensorcover
3. Openthesensorhousing(electrical
glan)
4. Takethesensoroutofthehousing
5. Replacethesensor
6. Reversetheabovestepstofinishthe
procedure
BackupFilterClamp
SecondaryBackupFilter
SashBalancing
Sensor
SensorCover