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with minimal current (best at high or low tide).
Therefore, travel at a constant, known speed and
calibrate the speed as follows:
1. Select SPEEd, then CAL.S. The FUEL 3100
readout shows the apparent speed measured.
2. If the readout does not match the known speed,
press ENT then alter the readout to match the
known speed. (Otherwise, press ESC to exit.)
Note: After ENT is pressed, it does not matter
if the boat's speed changes.
3. Press ENT again to save the correct value.
4-5 Backlight setup (LAmP)
Use this to set the backlight level and backlight group
number.
Select the LAmP setup menu, then select LAmP to set
the backlight level. There is a choice of five backlight
levels: 00 (off) to 04 (bright). 03 is the default.
Select GrouP to set the backlight group number.
There is a choice of 0, 1, 2, 3, 4.
4-6 Alarms setup (ALArm)
Use this to set the trigger level for the Low Fuel and
Battery alarms.
Low fuel alarm
1. Select the ALArm setup menu. (On boats with
dual fuel tanks, the Low Fuel Alarm can be set
separately for each fuel tank. Press ENT, then
or
to change between PORT and
STBD,then press ENT again.)
2. Enter the fuel level that will trigger the alarm
and press ENT to confirm.
The Low Fuel Alarm is on whenever a fuel level
greater than 0 is entered. It is shown by the black
symbol in the top left corner of the display unit.
When the alarm sounds, the internal beeper sounds,
14
the
symbol, the relevant fuel gauge on the display
both flash and any external beepers or lights operate.
Press ESC to mute the alarm.
Battery alarm
1. Select the ALArm setup menu.
2. Press ENT, then
setup,then press ENT again.
3. Enter the battery voltage level that will trigger
the alarm and press ENT to confirm.
The Battery Alarm is on whenever a voltage level
greater than 0 is entered. It is shown by the black
symbol in the top left corner of the display unit.
When the alarm sounds, the internal beeper sounds,
the
symbol flashes and any external beepers or
lights operate.
Press ESC to mute the alarm.
4-7 Units setup (UnItS)
Use this to choose the units for the:
Fuel: FUEL UnItS (GAL US, GAL ImP,
LItrE)
Log: dISt (nAUt, mILES, StAt mILES)
Select the UnItS setup menu, then select the
required units.
Selecting a unit for the log automatically sets the
corresponding unit for speed. For example, selecting
StAT mILES automatically sets the speed unit to mPH.
The FUEL 3100 is set up with US Gallons, knots,
and nautical miles as the default.
FUEL 3100 Installation and Operation Manual
or
to select battery alarm
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