FUEL
AIRPLANE
OPERATIONS
MANUAL
2-08-10
Page
4
Code
01
REVISION 38
AOM-145/1114
REFUELING PANEL
1 - REFUELING CLOSED LIGHTS (WHITE)
− Illuminate when the associated refueling line is pressurized and
the associated shutoff valve is closed.
- STOP REFUELING LIGHTS (RED)
− Illuminate when fuel level in the failed tank reached over the
maximum quantity approved for that tank (For airplanes with
High Level Exceeding Indication incorporated).
2 - POWER SELECTION SWITCH (GUARDED)
NORMAL - Refueling system is energized by the DC Bus 1.
BATTERY - Refueling system is connected to the Hot Bus 1.
3 - DEFUELING OPEN LIGHT (WHITE)
− Illuminates when the defueling shutoff valve is open.
4 - DEFUELING SWITCH (GUARDED)
− Actuates the defueling shutoff valve to open or to close.
5 - FUEL QUANTITY REMAINING INDICATOR
− Displays fuel remaining in each tank or the total as selected by
the TK SEL/TEST Switch.
− The selection is identified by the letters L, R and T (L for the left
tank, R for the right tank and T for the airplane total quantity).
− The unit of measurement (kg or lb) is also displayed.
− In case of failure, FAIL inscription is displayed blinking and the
refueling/defueling operation is interrupted.
− The established accuracy of the EMB-145 airplane Fuel
Quantity Gauging System (FQGS) is: ± 2% of the provided
indication plus ± 35 kg (77 lb), considering the approved fuels
and normal flight attitudes.
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