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FS-450 Fuel Scan
Parameter Indexing Sequence
Fuel flow rate is always shown on the top display.
Fuel Flow Rate Single
I3.5
GPH (or LPH, or PPH)
Fuel Flow Rate Twin
14.4
13.7
GPH (or LPH, or PPH)
The lower display shows the following parameters in this
sequence.
Parameter
Description
Example
Comments
USD—
Total Fuel Used
38.2
Since last refueling or trip total.
REM—
Fuel Remaining
37.2
In gallons, liters or pounds
H.M.—
Time to Empty
02.45
H
ours .
M
inutes Remaining at
current fuel burn
REQ—
Fuel required to next
GPS WPT or Destination
25.8
Present with GPS interface
Valid signal and way point
RES—
Fuel Reserve at next
GPS WPT or Destination
1
1.3
Present with GPS interface
Valid signal and way point
MPG (both REQ & RES
lights)—
Nautical Miles per
Gal
13.0
Present with GPS interface and
valid signal or MPL, MPP
Note that liter and pound parameters are displayed as whole
numbers without the decimal point.
Section 5 - Personalizing
Pilot Programming
Setting Tank SIZE for the first time. Hold the STEP button in and
power up to see and set size.
You can program the Automatic Indexing rate (1 to 9 second wait
periods or 0 for no Automatic Indexing), the K-factor, and whether
to accumulate fuel used or reset at each refueling.
To start the Pilot Programming Procedure, simultaneously hold the
STEP
and
AUTO
buttons for five seconds. You will see the words
for two seconds and then the sequence