26
2. Press
MENU
, use the
UP
and
DOWN
keys to select
S
YSTEM
S
ETUP
and
press
ENTER
.
3. Highlight
F
UEL
S
ETUP
and press
ENTER
.
4. Select
R
EFILL
T
ANK
and press
ENTER
. If your unit is configured for
more than one tank, the Select Tank menu will open.
5. Select the tank you refilled and press
ENTER
. A Recalibration
window (ReCalibrate?) will appear with two options: Yes and No. Select
N
O
and press
ENTER
. The following message will appear:
Press Enter
after refilling the fuel tank.
Press
ENTER
.
6. Take your boat out, but run only ONE engine — the engine
connected to the fuel flow. Burn at least 5 gallons of fuel, then fill up
the tank again, noting how much fuel was added to the tank. Check the
Fuel Manager page for the fuel used figure calculated by the LMF-400.
7. Compare the amount of fuel added when you filled up the tank with
the LMF-400 Fuel Used figure. If the difference between these two
numbers is greater than 3 percent, you need to calibrate the unit.
To calibrate a fuel flow:
8. Press
MENU
, use the
UP
and
DOWN
keys to select
S
YSTEM
S
ETUP
and
press
ENTER
.
9. Highlight
F
UEL
S
ETUP
and press
ENTER
.
10. Select
R
EFILL
T
ANK
and press
ENTER
. If your unit is configured for
more than one tank, the Select Tank menu will open. Select the tank
you refilled and press
ENTER
.
11. The Recalibration menu will appear with two options: Yes and No.
Select
Y
ES
and press
ENTER
.
12. The Filled Fuel Quantity window will appear. Use the
UP
and
DOWN
keys to input the amount of fuel you added to the tank and press
ENTER
.
13. Repeat these steps for each fuel flow you want to calibrate.
NOTE:
It is a good idea to periodically check the calibration of a fuel flow.
Reset Calibration
The Reset Calibration command allows you to set fuel flow calibration
to factory defaults.
To reset calibration:
1. Press
MENU
, use the
UP
and
DOWN
keys to select
S
YSTEM
S
ETUP
and
press
ENTER
.