Labconco Protector Work Stations 3930021 - Manual (Page 61)

Chapter 6: Maintaining Your Enclosure
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Speed Control Replacement
1. Follow the procedure to replace the fluorescent light to access the speed
control.
2. Remove the light reflector after following the light removal procedure. This
allows access to the speed control.
3. Remove the two nuts holding the speed control. Refer to Appendix A for
Replacement Parts Diagram.
4. Disconnect all wires leading to the speed control. Connect wires on new speed
control in the same position as the old speed control.
5. Reassemble to the system in the same position and with the same screws that
were removed earlier.