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When will the legend in the APU fire extinguisher switch be illuminated?

Correct! Wrong!

The FAULT DETECTION TEST procedure checks the system fire detection control unit for faulty circuitry, not for fire loop continuity.

Correct! Wrong!

The engine fire-extinguishing system consists of two identical, single-shot fire-extinguishing bottles containing a fire-extinguishing agent and propellant, mounted:

Correct! Wrong!

The APU fire extinguishing system uses:

Correct! Wrong!

An APU fire warning speaker is externally mounted _____ in order to alert ground personnel to an APU fire during ground operations.

Correct! Wrong!

This speaker is used only when the aircraft is on the ground.

The smoke detection system is made up of a photoelectric smoke detector:

Correct! Wrong!

The galley and lavatories may also contain smoke detectors. The exact location of the smoke detectors is determined by the agency that installs them, because they are not part of the production aircraft.

Loss of the helium in the APU fire detector loop causes a CAS message to annunciate the failure.

Correct! Wrong!

How would you know that a bottle had thermally discharged?

Correct! Wrong!

In the event of an APU fire test, a red APU FIRE message is displayed. A red APU FIRE DETECTOR FAIL message appears for a failure of the detector when the system is tested.

Correct! Wrong!

An amber APU FIRE DETECTOR FAIL message appears for a failure of the detector when the system is tested.

Gulfstream G550 – Fire Protection