Prior to confirmations of an engine fire, what should you do initially?
Initiate PEL procedures with the intention of landing as soon as possible
Is a fire warning light alone a confirmed fire?
No
Should you shutdown an engine for an unconfirmed fire?
No
If you have only half of the fire loop annunciatior illuminated, what can you do to determine if the fire warning system is at fault rather than a real fire?
Test the other fire loop, if it tests good, there may be a false fire indication
Can a bleed air leak cause a fire warning light? If so, how?
Yes.
A bleed air leak may cause high engine compartment temperatures and trigger the fire detection system.