48
9.17 LOWER CONTROL BOARD REPLACEMENT 
CHAPTER 9: PART REPLACEMENT GUIDE
1)  Remove the left side front cover as outlined in Section 9.15.  
2)  Disconnect the 5 wire connections to the lower board (Figure A).  
3)  Remove the 2 screws holding the lower control board to the frame (Figure B), and remove the lower control board.  
4)  Reverse Steps 1-3 to install a new lower board.  Figure C shows the electrical connections to the lower board.  
5)  Test the bike for function as outlined in Section 9.24.  
FIGURE A
FIGURE B
FIGURE C
3 Pin Connector from 
the Generator
2 Pin Connector 
from the ECB
8 Pin Connector 
from the Console
6 Pin Connector from 
the DC power source
2 Pin Connector 
from the Battery