These instructions are only for the National 3474 HEPA Dust Collector.
The 3474 Dust Collector can only be used with dry, non-explosive material.
The 3474 Dust Collector has been designed to clean construction areas and be connected to
small electrical machines such as drills, etc.
National will not be held responsible if the dust collector is used for other applications or been
used in ways other than those outlined in this instruction manual.
Pay particular attention to the safety regulations.
Read the complete instruction manual before using the 3474 HEPA Dust Collector.
All spare parts use the the 3474 must be those specified by National Flooring Equipment, Inc.
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