Garmin GNC 355 Pilot's Manual page 198

Planning
MODE SELECTION
P. Position
Point-to-
Point
From
To
Flight Plan
Flight
Plan
Leg
Fuel on Board
Fuel Flow
Use Sensor
Data
Both
Ground Speed
Adjust fuel on board and fuel flow values as necessary to account for changes in
performance.
4-6
•
Enters the current aircraft coordinates as the
departure location (or From waypoint)
•
Aircraft latitude and longitude fields replace
the From waypoint key
•
Specify a waypoint from the database as the
departure location (or From waypoint)
•
Not available when P. Position is active
•
Specify a waypoint from the database as the
destination (or To waypoint)
•
Opens a list of available flight plans
•
Options include the active flight plan or one
from the catalog
•
Defaults to the active flight plan if no
selection is made
•
Options dependent on flight plan selection
•
Defaults to cumulative leg option if no
selection is made
•
Specify the amount of fuel on board (gallons)
•
This amount decreases once per second
based on specified fuel flow value
•
Specify the current fuel flow rate
(gallons per hour)
•
Utilize current GPS ground speed data
•
Behavior based on state of Use Sensor Data
Use Sensor Data key inactive:
•
Function selectable
•
Specify ground speed
Use Sensor Data key active:
•
Function not selectable
•
Displays current GPS ground speed when the
Use Sensor Data key is active
•
This value is used to calculate fuel statistics
when you press the Compute key
Pilot's Guide
DESCRIPTION
190-02488-01 Rev. B