Labconco Protector Work Stations 3930021 - Manual (Page 60)

Chapter 6: Maintaining Your Enclosure
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5. Remove four nuts in the motor bracket and the four screws and lockwashers to
the bracket.
ATTENTION: High-speed blower. Never operate impeller
with housing off.
6. Replace the capacitor with a new one of equal voltage and capacity.
7. Reassemble the new motorized impeller by reversing the assembly steps.
Figure 6-11
Motorized Impeller Replacement
Motorized Impeller and Motor Bracket
located behind Plenum Pan Motorized Impeller
Inlet
Machine Screws to
support Plenum Pan
Plenum Pan
!