Labconco Coated Steel, Fiberglass and PVC Blowers 7183200 - Manual (Page 48)

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Chapter 8: Troubleshooting
Product Service 1-800-522-7658, International 816-333-8811
PROBLEM CAUSE CORRECTIVE ACTION
(Cont’d.) Remote
blower has excessive
vibration. Inspect wheel for
damage. Replace damaged wheel.
Check for objects in
blower wheel. Remove objects in blower wheel.
Improper inlet
connection. Review Chapter 3: Getting
Started. The blower inlet should
be installed with a vibration
damper or flexible duct
connection.
Fume hood has
improper face velocity. Blower not sized
properly. Review Chapter 7: Modifying
Your Blower. Blower Sizing Size
the blower properly with
equivalent resistance method.
Blower requires
RPM adjustment. Review Chapter 3: Getting Started
Adjust the fan speed and confirm
blower performance.