Embraer EMB145 Operation Manual page 1804

CONTROLS AND INDICATORS
ENGINE AND APU FIRE DETECTION/EXTINGUISHING SYSTEM
PANEL
1 - ENGINE FIRE EXTINGUISHING HANDLE
− During normal flight conditions, the handle remains flush with
the panel.
− A red light illuminates inside the handle upon detection of fire or
overheating.
− When pulled, it closes the fuel, hydraulic, bleed air, and lip anti-
icing shutoff valves of the associated engine.
− When rotated counterclockwise or clockwise, it respectively
discharges extinguisher bottles A or B into the associated
engine.
2 - APU FIRE EXTINGUISHING BUTTON (guarded)
− When pressed, it closes the APU fuel shutoff valve and
discharges the APU fire extinguisher bottle. On APU Model
T-62T-40C11, a signal is sent to the ESU to simulate an
overspeed condition in order to execute the APU shutdown
procedure. On APU Model T-62T-40C14, a stop request signal
is sent to the FADEC in order to execute the APU shutdown
procedure.
3 - FIRE DETECTION SYSTEM TEST BUTTON
− When pressed and held for at least two seconds, it permits the
fire detection system to be checked.
On airplanes equipped with class "C" baggage compartment,
the fire test is successfully completed if the conditions below
occur simultaneously:
− The following EICAS fire detection messages are displayed:
− Warning: APU FIRE, ENG 1 (2) FIRE, BAGG SMOKE
− Caution: APU FIREDET FAIL, E1 (2) FIREDET FAIL
− Fire handles illuminate.
− Baggage fire extinguishing button illuminates.
− Baggage compartment fan deactivates.
− WARNING/CAUTION lights flash.
− Aural warning sounds.
REVISION 30
AIRPLANE
OPERATIONS
MANUAL
FIRE PROTECTION
Page
7
2-07-10
Code
01