Page 1
JPI FS-450 Quick Reference Guide
No Fuel Added
1. On initial power up, see
“FILL ? n”
2. Tap STEP to exit
Reset Fuel Used
1. Tap STEP until “USD”
indicator lights up
2. Hold AUTO for 3
seconds to reset fuel
used to 0
Filled Tank
In flight, do steps 1-3 first (on
power-up, skip to step 4)
1. Hold both STEP and
AUTO until you see
“ProG ModE”, followed
by “FUEL ? n”
2. Tap AUTO and see
“FUEL ? y”
3. Tap STEP
4. See “FUEL GAL”
followed by “FILL ? n”
5. Tap AUTO and see “FILL
48*”
a. With tabs, tap
AUTO again and
see “FILL 34*”
6. Tap STEP to exit
Added or Removed Fuel
In flight, do steps 1-3 first (on
power up, skip to step 4)
1. Hold both STEP and
AUTO until you see
“ProG ModE”, followed
by “FUEL ? n”
2. Tap AUTO and see
“FUEL ? y”
3. Tap STEP
4. See “FUEL GAL”
followed by “FILL ? n”
5. Tap AUTO 2 or 3 times
and see “FILL Add”
6. Tap STEP and see “0.0
GAL”
a. Hold AUTO to
increase
b. Tap AUTO to
decrease
7. Tap STEP to exit
Reset Alarm
• Temporary reset (next
10 minutes): Tap STEP
• Reset for remainder of
flight: Hold STEP until
“OFF” appears
Page 2
JPI FS-450 Quick Reference Guide
Resuming Auto-Scan
1. Tap AUTO
Parameter Descriptions
USD
Total fuel used
REM
Fuel remaining (in
gallons)
H.M.
Time to empty (in
hours)
REQ
Fuel required to
next GPS WPT or
Destination
RES
Fuel reserve at next
GPS WPT or
Destination
REQ &
RES
Nautical miles per
gallon
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