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Where do I locate the motor brush in the Automatic Refrigerated Centrifuge? - RC2-B Model.
The drive motor brushes are located near the bottom of the drive motor. You have to remove the motor to check/replace the brushes.
Turn off instrument, unplug from wall
Unplug drive and associated wires
Remove the rubber boot around the spindle
Remove the allen bolts holding the drive down
Lift up drive slowely out of chamber.
Reverse order to reinstall.