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Donaldson Company, Inc.
more frequently if more than 2/3 full.
• The DFEP collector can be interlocked to start and stop operation with associated fume producing equipment. Observe
is shut down.
• If the DFEP is operated independently from associated fume producing equipment the DFEP should be turned on before
turning on any associated equipment, and shut off after the associated equipment is shut down.
• Observe DFEP filter pressure drop on the controller. A sudden change in pressure drop may
indicate the need for service
or maintenance.
•
pressure set-points. Excessive differential pressure reduces air volume through the collector. An inability to reduce
•
DFEP Operation Checklist
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