SWA B737 - Fire Protection

Question 1

(Fire Protection) What would cause the FAULT light to illuminate on the Fire Detection/Protection panel?

Answer 1

Both loops to have failed.

Question 2

(Fire Protection) What electrical power must be available for the APU and engine extinguishing systems to function?

Answer 2

Electrical power is from the Hot Battery Bus.

Question 3

(Fire Protection) Where is there fire detection and extinguishing systems?

Answer 3

• Engines (1 and 2)
• APU
• Cargo Compartments (Fwd. and Aft)
• Lavatories

Question 4

(Fire Protection) What does the APU DET INOP light on the Fire Detection/Protection panel indicate?

Answer 4

That the APU fire detection system is INOP.

Question 5

(Fire Protection) Where is there fire detection, but no extinguishing?

Answer 5

Wheel Well

Question 6

(Fire Protection) With the OVHT DET switch in normal, is there an indication in the flight deck yhat a single loop failed?

Answer 6

No, it can only be discovered during the OVHT/FIRE test.