MotorVac DieselTune 4000 - Manual (Page 11)

200-8241 REV. 2 11 DieselTune 4000 Operators Manual
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When the FUEL LEVEL displays “E” the tank is at the empty level or below (there is
approximately a gallon of fuel as a reserve below the empty level).
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When the unit is powered on, the FUEL LEVEL is displayed. If the tank is empty the “E” LED
will be illuminated to indicate power is applied to the unit and it is ready for operation.
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The FUEL LEVEL display can be calibrated to the Fuel Level Sensor, see APPENDIX A for
the calibration procedures.