J.P. Instruments Fuel Scan 450 Pilots Guide - Manual (Page 16)

Page 14 FS-450 Fuel Scan
Changing the FS-450 Set Up
You may need to change the fuel measurement units, the fuel tank
capacity, and may prefer to set your own alarm limits. Follow the
procedure outlined below to change any of the factory default
settings.
To start the Set Up procedure, after power up, wait until the
FS-450 completes its self test and is in the Automatic or Manual
indexing mode. If in doubt, tap the STEP button a few times. Then
follow the steps illustrated below. The display will then sequence
as shown in the chart below. Tap the STEP button to advance to
the next item in the list. Tap the AUTO button to select alternate
values of that item. Hold AUTO button to increase a numerical
value; tap the AUTO button to decrease a numerical value.
Procedure—Changing the Set Up:
Hold both
buttons for 5
seconds until
the words
Tap STEP
button until
the words
Hold both
buttons for 5
seconds until
the words
Setting Tank SIZE for the first time. Hold the STEP button in
and power up to see and set size or use procedure below.
Tap STEP to
next item
Hold or tap AUTO to
sequence through these
values Description
 

Selects fuel units
Hold or tap AUTO to
select main capacity Main tank capacity, in units
selected
 Y—Yes—aircraft has
auxiliary tanks (next step)