J.P. Instruments EDM 960 Twin Pilots Guide - Manual (Page 49)

For Your Safe Flight Page 44
Programming Trip Mode
Trip Mode keeps a running total of fuel used ( USD ) for all flights. If Trip
Mode = No, fuel ‘ USD ’ is zeroed after updating the EDM’s fuel
computer via Refuel modes. NOTE: to clear the fuel used display at any
time, tap
STEP until you see USD . Hold both DIM and ALL/EGT/FF buttons
until the display shows ‘ .0 USD’ .
1. Enter the pilot program mode by simultaneously holding the STEP
and LF buttons for five seconds.
2. Tap NEXT repeatedly until you see TRIP Used? No .
3. Tap YES to select the trip mode or NO to deselect mode.
4. Tap NEXT to accept your choice.