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Flight Deck Photos and/or Graphic Facsimile
ENG TEST Switch<
Test the fire detection and extinguishing system simultaneously on all four engines.
Activates ECAM ENG FIRE warning
Activates continuous chime
Illuminates the following:
Flashing MASTER WARN lights
ENG FIRE switch
SQUIB lights
DISCH lights
FIRE lights on engine start and ignition panel
ENG 1 & 2 Agent for 1, 2, 3 & 4 Fire Switches
Arms when the corresponding ENG FIRE switch is released out. SQUIB lights illuminate White
to facilitate identification of the agent switch to be activated. When the AGENT switch is pushed momentarily:
Bottle is discharged
Related DISCH light illuminates
ENG 1, 2, 3, & 4 Fire Switches ( Guarded )
When released out, an electrical signal:
Cancels aural warning
Arms squibs
Deactivates generator
Closes the following valves
Fuel LP
Engine bleed
Hydraulic fire
Pack flow control
ENG 1, 2, 3 & 4 Fire Lights - Illuminate Red independently of the switch position as long as the respective engine
fire warning is activated.