Roger K Leo , IN October 06, 2014 Switch in kitchen aid mixer intermittent operation Removed band around mixer top and removed top cap on mixer. Removed 2 screw holding circuit board in place and installed new circuit board and transfer wires from old board to new circuit board. Replace top and trim band. Checked operation. OK. 9 People found this story helpful Do-It-Yourself Rating: Repair Time Estimate: Less than 15 minutes