Select the option to add fuel.
•Set the total fuel capacity of the boat to accurately calculate remaining fuel based on fuel-flow rate. To do so, go to the configuration options for NMEA 2000 devices on your marine instrument, or the My Boat information section of your Garmin chartplotter.
•The Garmin chartplotter or marine instrument must be powered on to calculate remaining fuel based on fuel-flow rate.
Using fuel-level information with a Garmin chartplotter or marine instrument•Connect the wiring harness on the GFS 10 to the fuel gauge (level-sensor) of your boat to receive fuel-level information.
•Calibrate the fuel-level on your Garmin chartplotter or marine instrument. While in still water, go to the configuration options for NMEA 2000 devices on your Garmin chartplotter or marine instrument and enter a calibration point that corresponds to the current level of your fuel tank.
•Entering more calibration points will provide a more accurate reading. For example, entering five calibration points (empty tank, 1/4 tank,