Operating Instructions and Installation Instructions
230 
Reset Calibration highlighted (left). Reset Calibration confirmation 
window (right). 
To Reset Calibration: 
1. Press MENU|MENU, select NMEA 2000 and press ENT. 
2. Highlight 
FUEL MANAGEMENT and press ENT. 
3. Highlight 
ENGINE SELECT and press ENT. The Engine Select menu will 
appear with up to four options: All Engines, Port, Center and Star-
board. Selecting All Engines will reset calibration for all engines back 
to factory defaults. 
4. Select All Engines or the engine connected to the desired device and 
press 
ENT. 
5. Highlight 
RESET CALIBRATION and press ENT. The following message 
will appear: Are you sure you wish to Reset Calibration? 
6. Highlight 
YES and press ENT. Press EXIT repeatedly to get back to the 
main display. 










