170.Which aircraft are detected by the TCAS?

491.How many fire detectors does the APU fire detection system comprise?

490.How can a thermal discharge of the bottle be detected on a cold aircraft?

489.How is an APU fire on ground normally extinguished?

488.When the ENG fire pb is released out, what happens to the electrical generation?

487.When the ENG fire pb is released out,are the bleed and the pack valves closed?

486.When the ENG fire pb is released out,which corresponding fire valves are closed?

485.Lavatory fire extinguishing is performed by :

484.When the test pushbutton is pressed and held, which conditions are simulated ?

483.How many smoke detectors are installed in the cargo compartments?

482.How are the smoke detectors connected to the SDCU ?