Garmin GNC 420W Pilots Guide - Page 153

5) If the fuel management system does not enter the data automatically, turn the large right knob to highlight the fuel on board (FOB) field (Figure 9-11). SECTION 9 AUX PAGES • RNG - Range (distance) • ENDUR - Flight endurance, or total available flight time Figure 9-11 FOB Highlighted 6) Use the small and large right knobs to enter the amount of fuel on board. Press the ENT Key when finished. 7) The flashing cursor moves to the fuel flow (FF) field. Use the small and large right knobs to enter the fuel flow rate. Press the ENT Key when finished. Note that if a fuel system is providing current fuel flow, the fuel flow field defaults to this value. 8) The flashing cursor moves to the ground speed (GS) field. Use the small and large right knobs to enter the ground speed. Press the ENT Key when finished. 9) With all variables entered, the following information is provided (see also Figure 9-12): • REQ - Quantity of fuel required • LFOB - Left-over fuel on board • LRES - Left-over fuel reserve time • EFF - Efficiency, expressed in distance per fuel units (e.g., nautical miles per gallon) Figure 9-12 REQ Highlighted 10) To reconfigure the data fields press the MENU Key to display the options window (Figure 9-13). Turn the small right knob to highlight the 'change fields?' option. Press the ENT Key to reconfigure the data fields. Turn the large right knob to select the desired field. Turn the small right knob to highlight the desired data. Press the ENT Key to select the data configuration. Figure 9-13 Select Field Type Window 190-00140-20 Rev. K GNC 420(A) Pilot's Guide and Reference 9-5