Ceiling mounted air filtration units
16
Frequency of
inspections
Components
Procedures
Daily
Arm joints, socket
and damper
Ensure arm stays in desired position for source
capture.
Open and close air damper to ensure proper
operation.
Move arm left and right. Ensure no grinding or
squeeking is heard or felt.
Weekly
Filters
Check for possible leaks. Repair if necessary.
Ensure the cartridges are well sealed.
Look for accumulation of dust or debris above
and inside the filters. Clean if necessary.
Yearly
Dust collector
Perform a complete inspection of unit and
components.
Check cartridges status and filtration efficiency.
Replace cartridges if necessary.
Check for chipped paint or presence of rust.
Perform touch-ups if necessary.
Check fasteners supporting the unit.
