AAF International AAF-CY44-50 - Manual (Page 15)

system and machines. Modify ducts and add
another dust collector.
Excess
vibration The fan impeller is
damaged or bearings
are worn Shut off the unit immediately to prevent
serious personal injury and/or property
damage.
Excessive
dust
exiting the
fan or into
the after
filter Air leakage under
cyclone or dust
container is overfilled Check the dust storage receptacle
(drum, bin or hopper) including flexible
hose for inward leakage by listening
and feeling. Any slight leak will prevent
the dust from swirling down into the
dust receptacle. All connections under
the cyclone must be 100% airtight.
Dust storage receptacle may be
overfilled and filling up body of cyclone.
Excessive
wear of
cyclone
body. Abrasive dust or leak
under the cyclone Abrasive dusts will wear through the
cyclone, usually in the cone section.
Replace with rubber lined cyclone.
Also caused by a leak under the
cyclone, which allows dust to spin and
remain suspended in the cyclone rather
than swirl downward.
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