Fire Protection

Question 1

what is power source for fire detection and protection?

Answer 1

emergency bus

Question 2

what is a white light on the SHUTOFF button indicating?

Answer 2

it has been pressed

Question 3

what happens when the pilot pushes the Engine Fire Shutoff Button? (5 things happen, what are they?)

Answer 3

• closes respective fuel valve (emer. shut off valve)
• closes respective hydraulic valve (hydr. shut off valve)
• closes respective PRSOV
• arms fire bottle
• white strip lights up to indicate pressed SHUTOFF button

Question 4

what are the engine fire indicators? (5)

Answer 4

two audibles: 
- triple chime
- "fire fire"
three visuals:
1) E1(2) FIRE CAS message
2) "Fire" in ITT gauge
3) illuminated SHUTFF switch