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1)  Remove the front shrouds as outlined in Section 7.1.  
2)  Disconnect the 3 wire connections to the lower board (Figure A).  
3)  Remove the 2 screws holding the lower board to the frame (Figure B).  
4)  Remove the lower board.  
5)ReverseSteps1-4toinstallanewlowerboard.
6)  Test the elliptical trainer for function as outlined in Section 7.21.  
CHAPTER 7: PART REPLACEMENT GUIDE 
7.7 LOWER BOARD REPLACEMENT 
FIGURE A
FIGURE B