Big belt sander isn't working

ISSUE or REQUEST:

Affected Tool or Resource: [REPLACEME]

Team, Group or Volunteer who usually handles this type of ISSUE or REQUEST (Please tag using the @ symbol. Start by typing @TEAM_ to find most responsible teams): [REPLACEME]

Details of ISSUE or REQUEST (Please be as specific as possible):

The 6" wide belt sander isn’t working again. All components appear to move freely, but when I turned it on, it only makes a humming sound.

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The big black pedestal belt sander is doing it again.

Turning it on and it hums but the motor does not move freely.