Old 08-08-2012, 07:20 AM
  #5  
Candace
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Join Date: Jan 2010
Location: Outer Space
Posts: 9,319
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I had one gal in my 830 mastery class have this happen. Did you travel with the machine lately? In her case traveling to class, she somehow let the front of the machine and knob bang against something and it broke the knob inside the machine.
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